Harley runs rough when cold

x2 Mar 24, 2010 · Bike..the carb and backfire thru the exhaust, run rough..wont start Lately, when I ride my 88 FXR with stock evo engine, the bike will perform like a new bike for about about 10 minutes or a few miles, then start popping thru the carb and backfire thru the exhaust, ru … Harley-Davidson: 1. For older Magnetti Marelli fuel injected bikes, adjusting the fuel table to remove fuel can help reduce popping. Highlight the zero percent column from 2,000 rpm to redline and enter in values from -40 to -50. ... One day it just started running rough (like it was a cylinder was misfiring) so I disconnected the Power ...The engine was running nice with the 750 and then I put the Avenger on. It has trouble starting & it won't idle in gear. I've had to turn the idle mixture screws out almost 3 turns just to get it to idle in gear, but it's a rough idle with a bad miss. Pull it into gear and try to drive it away, and it still has a horrid miss.Harley Davidson 2001 Deuce NSX Sold MB CL500 Sold. hard to start cold runs rough and hard to kept going for the first couple min's - Harley Davidson 2002 FLHTCUI Electra Glide question. Search Fixya ... harley rough idle cold oil capacity 2002 harley... 2002 ultra classic rough idle hard start harley. 6. Stalling and Backfiring. My 2005 harley runs rough after it gets hot - Harley Davidson Motorcycles. Posted by jscott1218 on Jan 17, 2013. Want Answer 0. Clicking this will make more experts see the question and we will remind you when it gets answered. ... How do i adjust a S&S super B carb, cold start. 1993 Harley Davidson FXR Super Glide. How to remove starter from ...Replace the needle in the carburetor or replace the whole carburetor. The other thing that's likely to cause gas to spit from the valve cover of your cart is your carburetor float being stuck open. This is simple enough to fix. Take off your carburetor, check the float and adjust the carburetor float as needed.Mar 02, 2020 · Yes, Harley owners are advised to warm up their bikes before riding. The metal parts in Harley motorcycles’ engines are usually cold on startup and expand as temperatures rise. After starting the bike, pulling the throttle will expose the parts (which haven’t heated properly) to pressure and cause them to crack and leak. Apr 06, 2015 · 107. 0. 1. My 2011 eguc, with stage one and vance and hines power ovals and 33,000 miles, just started idling rough when cold,and will die if I don't hit the throttle to keep it going. It takes a few minutes to warm up and then idles pretty good, but I am getting the occasional spit and sputter on take off and some decel popping between shifts. May 18, 2016 · According to Harley-Davidson, carbureted models should be started on the enricher and allowed to idle for maybe 30 seconds; after that you can push the enricher back in as soon as the engine runs ... Jul 29, 2012 · Recently it started backfiring and sputtereing when cold, but 5-10min into the ride it runs fine with only slight hesitation when taking off. Plugs are white. Oil temp dipstick is at 180-200 riding in the city even though it's hot and humid in the 90's right now. Any help is greatly appreciated. #3 · May 6, 2014 Not sure why when cold its running rough and hot its ok. Check your plug wires at coil and at plugs. Make sure there on all the way. Check for a vacuum leaks. Tells us more LILMAGS500 Premium Member Joined Apr 23, 2013 9,684 Posts #4 · May 6, 2014 Make sure your battery is a good one and fully charged1 My 2011 eguc, with stage one and vance and hines power ovals and 33,000 miles, just started idling rough when cold,and will die if I don't hit the throttle to keep it going. It takes a few minutes to warm up and then idles pretty good, but I am getting the occasional spit and sputter on take off and some decel popping between shifts.Replace the needle in the carburetor or replace the whole carburetor. The other thing that's likely to cause gas to spit from the valve cover of your cart is your carburetor float being stuck open. This is simple enough to fix. Take off your carburetor, check the float and adjust the carburetor float as needed.In theory Harley's fuel injection system is still an open-loop system by design. Article courtesy of American Iron Magazine The Harley-Davidson ESPFI system is known as a Speed/Density, Open Loop, Sequential Port Fuel Injection system, that controls both fuel flow, and spark timing. Let's further explain these terms.Jun 18, 2022 · If you are on a newer, fuel-injected Harley, your engine tuning could be running rich, which means its air: fuel ratio is inadequately fuel-heavy. An increase in fuel flow can increase the rate of spark plug wear that eventually causes your fuel-injected Harley to be just as hard to start in the cold as the old, choke-equipped carburated models. Cold weather can lead to a transmission that shifts hard. When the temperature drops, transmission fluids with poor cold-flow properties can thicken and cause elongated and hard shifts until the fluid has warmed up enough to flow properly. Switching to a high-quality synthetic transmission fluid will help. Synthetics don't contain waxes, as ...Cold start, I get an odd problem; it runs really rough (almost as though there is a massive air leak) for about a minute or so, then suddenly runs beautifully 7 running rough at idle and driving 4 It's doubtful that a dirty intake temp sensor could cause a misfire on cold start when the engine is hot or cold; at specific points of the rev band ...You Save: $9.04 (24.4%) Availability: In Stock. Quantity: Estimate Shipping. Description. Reviews (1) Idle Air Control or IAC valve (motor) for Harley motorcycles. Precision made for outstanding performance and manufactured to meet and exceed OEM specifications. Direct replacement for Harley p/n 27658-06 on 2007+ EFI models except XL Sportster ... Step 1 - Warm the motor up! Always adjust your idle speed with the motor at full operating temperature; that means it has been for a ride of at least 10 minutes. The true idle speed is not apparent until the motor is fully warmed up and the choke (enrichener) is completely off. Figure 1. Typical 1986 Sportster.Mar 24, 2010 · Bike..the carb and backfire thru the exhaust, run rough..wont start Lately, when I ride my 88 FXR with stock evo engine, the bike will perform like a new bike for about about 10 minutes or a few miles, then start popping thru the carb and backfire thru the exhaust, ru … Discussion Starter · #1 · Aug 20, 2014. So this past weekend my bike [2012 Custom], has developed a new problem, I don't lose any electrical power, only the engine starts to buck, kick, stumble and pop. At an idle it will either idle high at just under 1800 rpms or stall out. It's intermittent, but has been occurring more and more.Aug 01, 2020 · One of the main causes of the rough idle when cold is a faulty ECT sensor. This sensor is in charge of signaling the car’s internal computer, the electronic control unit, when the engine's coolant liquid is running too cold or too hot, telling the computer to deliver either more or less fuel to the engine to keep it warmed up properly. 2001 FLHTCUI, 40,000 miles with an issue of starting and stalling. It always starts easily when cold and idles well, but after a few minutes it stalls.After that very rough idle, sounds like a drag car idling. Does that for about 10 minutes until the engine is warm. If I have to take off immediately after starting there is a serious lack of power, and it misses bad when it shifts into overdrive until the engine is good and warm.My 2005 harley runs rough after it gets hot - Harley Davidson Motorcycles. Posted by jscott1218 on Jan 17, 2013. Want Answer 0. Clicking this will make more experts see the question and we will remind you when it gets answered. ... How do i adjust a S&S super B carb, cold start. 1993 Harley Davidson FXR Super Glide. How to remove starter from ...What problem would I see if my 2011 softail throughs a b2116 [fuel pump} Bike runs well cold but runs rough when - Answered by a verified Motorcycle Mechanic. ... I have a 2011 Harley Davidson blackline fxs and have no lights working on the rear of the bike. Running,brake and blinkers. License plate light out also.Mar 24, 2010 · Bike..the carb and backfire thru the exhaust, run rough..wont start Lately, when I ride my 88 FXR with stock evo engine, the bike will perform like a new bike for about about 10 minutes or a few miles, then start popping thru the carb and backfire thru the exhaust, ru … Matt 4.3 TBI. Never-Ending Project. Joined Sep 19, 2002. 387 Posts. Discussion Starter · #1 · May 27, 2010 (Edited) This is a problem with my 2000 Blazer ZR2: This just cropped up this morning while leaving for work - the idle is very rough and sits about 500 rpm with the AC off. Acceleration is sluggish, pushing on the pedal gives no ...As we all know the 2007 and later 96", 103" & 110" engine is a VERY HOT running engine and the heat coming off the engine and exhaust pipes is a very common complaint. These high engine temps at operation can be mostly attributed to the closed loop operating mode of the EFI system. The HD closed loop operating mode relies on narrow band O2 ...Jun 18, 2022 · If you are on a newer, fuel-injected Harley, your engine tuning could be running rich, which means its air: fuel ratio is inadequately fuel-heavy. An increase in fuel flow can increase the rate of spark plug wear that eventually causes your fuel-injected Harley to be just as hard to start in the cold as the old, choke-equipped carburated models. Dec 22, 2015 · Troubleshooting Rich Condition: 1. The engine runs on rich mixture does not have the smooth and crisp acceleration, in fact the acceleration tends to be flat and uneven. The engine looses the smoothness. 2. The engine idle becomes rough and pulsating; you need to blip the throttle to get it back to the idle. 3. 3. Verify fuel pump runs when key ON. 4. Connect Battery charger to provide full 12+ volts. 5. Verify ability to LINK to the module. 6. Confirm desired map is loaded into the module. 7. Do NOT manually open throttle to help starting, ever! 8. Re-initialize system. (key on 20sec, key off 20 sec, repeat) 9.A bike that runs good at sea level will run rich at 10,000 ft due to the thinner air. Humidity is how much moister is in the air. As humidity increases, jetting will be richer. A bike that runs fins in the mornings dry air may run rich as the day goes on and the humidity increases.Apr 06, 2015 · The ECM regulates the fuel control. Just like a carbed bike, an EFI needs a little richer condition to run when cold. Your bike has an engine temperature sensor that provides that information. You could have a bad ETS. Or, if you have some kind of fuel controller on the bike like a Power Commander or similar, that could also be the problem. My 2005 harley runs rough after it gets hot - Harley Davidson Motorcycles. Posted by jscott1218 on Jan 17, 2013. Want Answer 0. Clicking this will make more experts see the question and we will remind you when it gets answered. ... How do i adjust a S&S super B carb, cold start. 1993 Harley Davidson FXR Super Glide. How to remove starter from ...Nov 16, 2012 · If a temp sensor goes bad the bike will have a power loss when hot and cough black smoke. The bike is mapped to run in the low 12's AFR when cold. (12.1:1 I think.) If the sensor goes bad the bike gets warm and runs too rich. Your issue sounds like a tps sensor that's out of spec or someone's been turning screws that shouldn't be turned. Firstly, lets get rid of a common misunderstanding about spark plug heat ranges and say what this does NOT mean. The spark plug heat range does NOT control the temperature at which the engine runs; fitting a 'cold' plug will not make an overheating engine run colder, nor will fitting a 'hot' plug make a cool-running engine run warmer.Unfortunately the very lean air/fuel mixture on the stock bike takes some of the joy out of the riding, because like all other modern fuel injected bikes, the Sportster suffers from misfire, weak idle, poor low speed running, and an unpleasant snatchy throttle action. The BoosterPlug will solve the problems by providing the small controlled ...Engine Light Turns On and Idles Rough. The car this issue conflicts is the 2006 Chrysler PT Cruiser. Typical repair cost for an engine light that repeatedly turns on and an engine that idles rough is $2,150. In general, 2006 is the worst year for PT Cruiser problems. Here the engine light is constantly on and the engine idles rough.Apr 06, 2015 · 107. 0. 1. My 2011 eguc, with stage one and vance and hines power ovals and 33,000 miles, just started idling rough when cold,and will die if I don't hit the throttle to keep it going. It takes a few minutes to warm up and then idles pretty good, but I am getting the occasional spit and sputter on take off and some decel popping between shifts. Explanation of EITMS in biker terms: When engine temperature reaches a predetermined point at idle, the EITMS will turn off the rear cylinder fuel injector. Idle speed will be maintained, however the rear cylinder will become an "air pump" which will work to cool the engine. The cylinder will suck in air to cool the engine.May 18, 2016 · According to Harley-Davidson, carbureted models should be started on the enricher and allowed to idle for maybe 30 seconds; after that you can push the enricher back in as soon as the engine runs ... #3 · May 6, 2014 Not sure why when cold its running rough and hot its ok. Check your plug wires at coil and at plugs. Make sure there on all the way. Check for a vacuum leaks. Tells us more LILMAGS500 Premium Member Joined Apr 23, 2013 9,684 Posts #4 · May 6, 2014 Make sure your battery is a good one and fully chargedThe car was running rough so I timed the ignition. car: 1980 monte carlo Hi, I recently took out my distributor repaired it and installed into the car. The car was running rough so I timed the ignition. ... but had starting and idling issues, especially when cold. It would also be hard to start (difficult to crank) when up to temperature. After ...Dec 22, 2015 · Troubleshooting Rich Condition: 1. The engine runs on rich mixture does not have the smooth and crisp acceleration, in fact the acceleration tends to be flat and uneven. The engine looses the smoothness. 2. The engine idle becomes rough and pulsating; you need to blip the throttle to get it back to the idle. 3. Mar 14, 2003 · The engine will run as rough as it usually does during warm up from a cold start until the engine reaches it's "normal operating temperature." Unfortunately when it is cold the engine can't reach this temperature. I took a trip last year from Calgary Alberta to Great Falls Montana and it was brutally cold during the ride. Mar 7, 2015. #2. If you're running E85 it's nothing to worry about about quite normal. My car does that on very cold starts sometimes even when running 98 octane, I'm not overly concerned as it's only on cold starts. Sunburst FG XR6T -Process West bits, Garrett GTX3582R, 3.5" Zorst, Booost, E85.Starter has rotation but the engine is difficult to start or will not start at all. • The engine is flooded with gas. • The engine is short of gas. • Push choke inwards. Wait for at least 15 minutes so that fuel is drained and start the engine again. • Pull choke outwards and wait for the smooth running of the engine.Symptoms can be a rough running engine (bogging), a white or light gray spark plug and sometimes can result in overheating or even severe engine damage. Sputtering: This isn't exactly a technical term but is commonly used to describe how an engine runs when jetted too rich. For example, using too large of a main jet will cause more fuel to ...Apr 06, 2015 · The ECM regulates the fuel control. Just like a carbed bike, an EFI needs a little richer condition to run when cold. Your bike has an engine temperature sensor that provides that information. You could have a bad ETS. Or, if you have some kind of fuel controller on the bike like a Power Commander or similar, that could also be the problem. Anyway, the engine runs rough at lower RPM or lower gears. At higher RPM it seems to run fine. When driving at the lower RPM, the RPM will drop slightly and randomly. This is most pronounced when decelerating, sometimes the drop is substantial and the bike jerks slightly, as if I were applying slight brake.May 30, 2022 · 1. Engine Coolant Temperature (ECT) Sensor. One of the most common causes of rough idle on a cold engine is a faulty ECT sensor. This sensor signals the car's computer when the engine's coolant is cold or hot, so the computer delivers more or less fuel to the engine. A cold engine requires more fuel than a warmed engine. What problem would I see if my 2011 softail throughs a b2116 [fuel pump} Bike runs well cold but runs rough when - Answered by a verified Motorcycle Mechanic. ... I have a 2011 Harley Davidson blackline fxs and have no lights working on the rear of the bike. Running,brake and blinkers. License plate light out also.When it is that cold out your engine because it is air cooled will not reach proper operating temperature. The engine will run as rough as it usually does during warm up from a cold start until the engine reaches it's "normal operating temperature." Unfortunately when it is cold the engine can't reach this temperature.Jun 18, 2022 · If you are on a newer, fuel-injected Harley, your engine tuning could be running rich, which means its air: fuel ratio is inadequately fuel-heavy. An increase in fuel flow can increase the rate of spark plug wear that eventually causes your fuel-injected Harley to be just as hard to start in the cold as the old, choke-equipped carburated models. Running better when cold could be due to the normal enrichment during warm-up. Running lean on both cylinders is another indicator for the need to check for this. One more thing to check: bad crimp to an injector connector, or an inside the insulation wire break. While cold, the insulation could be stiff enough to keep the connection lined up.2008 Sportster Runs Irregularly or Misses (Troubleshooting) Check for one or more possible malfunctions if your Harley Sportster runs irregularly or misses: Spark plugs in bad condition or...This condition is also known as after-running or dieseling because combustion of the air-fuel mixture happens without the presence of the spark, just like in a diesel engine. For a few seconds, the pistons keep traveling up and down the cylinders. These symptoms usually appear because of a fault that is causing the temperature in the combustion ...Bike..the carb and backfire thru the exhaust, run rough..wont start Lately, when I ride my 88 FXR with stock evo engine, the bike will perform like a new bike for about about 10 minutes or a few miles, then start popping thru the carb and backfire thru the exhaust, ru …Mar 21, 2015 · Typical symptom of leaking intake seals. With the engine idling squirt some WD-40 around the intake manifold to head joints. If the idle gets erratic or the engine wants to stall the seals are leaking and need to be replaced. Be careful to not get any spray into the back of the air cleaner or that'll fudge the test. Starter has rotation but the engine is difficult to start or will not start at all. • The engine is flooded with gas. • The engine is short of gas. • Push choke inwards. Wait for at least 15 minutes so that fuel is drained and start the engine again. • Pull choke outwards and wait for the smooth running of the engine.Rough Idle - Combustion takes a just a bit longer with more fuel and at lower RPM's the engine can idle rough. Unlike a miss-fire on a spark plug this idle seems fine if the idle is turned up just a bit. ... If your bike runs rather bad/worse when cold, but better when warm it is likely running lean. Share. Improve this answer. Follow answered ...Joined May 13, 2008. ·. 529 Posts. #4 · Jul 15, 2010. Only show this user. the black smoke is unburnt fuel and is directly related to your progeammer, not a big deal.yes my problem was the same as yours, ran real rough untill it was warmed up then ran good. you should get your codes scanned. '06 F350 CC, SB, 6.0.6. Stalling and Backfiring. It's another issue that indicates a malfunction of the sensor, and one of the crankshaft position sensor symptoms. In this case, your car will still run but the engine will turn off after some time. The misfiring will also occur the same way.When it is that cold out your engine because it is air cooled will not reach proper operating temperature. The engine will run as rough as it usually does during warm up from a cold start until the engine reaches it's "normal operating temperature." Unfortunately when it is cold the engine can't reach this temperature.Mar 7, 2015. #2. If you're running E85 it's nothing to worry about about quite normal. My car does that on very cold starts sometimes even when running 98 octane, I'm not overly concerned as it's only on cold starts. Sunburst FG XR6T -Process West bits, Garrett GTX3582R, 3.5" Zorst, Booost, E85.Mar 02, 2020 · Engine runs rough when cold,runs great when it warms up, has slight oil smell on occasion while driving, added dye to oil, no engine oil leak, I replaced all plugs, 3 coils, and all the injectors. Did not cure the problem. #8 plug looks like its not firing when cold, has black fluff on plug no signs of oil on plug, not wet with oil. - Air/Fuel ratio too lean (By far the most likely cause) - Engine idle level set too low (You will not be allowed to adjust it on all models - especially not on newer motorcycles) - Clogged charcoal cannister in the fuel tank ventilation line - Faulty Lambda Sensor (Does not always flash a warning in the dashboard) - Fuel pressure too lowHarley Davidson 2001 Deuce NSX Sold MB CL500 Sold. hard to start cold runs rough and hard to kept going for the first couple min's - Harley Davidson 2002 FLHTCUI Electra Glide question. Search Fixya ... harley rough idle cold oil capacity 2002 harley... 2002 ultra classic rough idle hard start harley. 6. Stalling and Backfiring. 13 Posts. #10 · Nov 17, 2008. 6.0 Running Rough in Cold Weather. I am having the same problem as some other guys. When the temp started dropping in the 40-50's at night, my truck is hard to start and runs very rough for about 10 minutes, until the engine temp is up. IT sounds like it is running on 4-6 cylinders.I have a NBS 07 it idles a little rough . Not really a miss , but a shimmy . I took it to the dealer they did all the updates ECM and TCM , but said the idle is fine. Is this a normal thing for these 6.0 liters. I have a 5.3 liter with 160,000 miles on it and you can't even tell it is running.What gives? This is a classic symptom of a partially or fully clogged pilot jet. Fuel goes bad after time, and the first circuit/jet to clog with varnished up fuel is the pilot jet. This circuit delivers fuel for idle, and has the smallest passages found in carburetors. Another sign of a pilot jet starting to get clogged up is a longer time for ...Stiction can cause a number of problems including hard starts, and the truck running rough when cold. The HEUI injectors are very sensitive to poor fuel and oil quality. Proper maintenance can go a long way, and the use of certain additives like Hot Shot's Secret Stiction Eliminator seem to prolong injector life. Aftermarket fuel products ...The Twin Cam 103 engine grew to 107 cu. in. thanks to its new bore and stroke of 3.937 in. x 4.375 in. (99.999mm x 111.125mm) while the 110 jumped up to 114 cu. in. via its 4.0-in. x 4.5-in. (101.6mm x 114.3mm) bore and stroke. However, the changes go much deeper than having bigger lungs to fill.Harley Davidson 2001 Deuce NSX Sold MB CL500 Sold. hard to start cold runs rough and hard to kept going for the first couple min's - Harley Davidson 2002 FLHTCUI Electra Glide question. Search Fixya ... harley rough idle cold oil capacity 2002 harley... 2002 ultra classic rough idle hard start harley. 6. Stalling and Backfiring. Jun 18, 2022 · If you are on a newer, fuel-injected Harley, your engine tuning could be running rich, which means its air: fuel ratio is inadequately fuel-heavy. An increase in fuel flow can increase the rate of spark plug wear that eventually causes your fuel-injected Harley to be just as hard to start in the cold as the old, choke-equipped carburated models. How Do You Prevent Your Harley From Overheating? 1. Read the Owner's Manual 2. Check Coolant Levels 3. Inspect the Radiator 4. Ensure There's Always Enough Oil in the Engine 5. Avoid Stop-and-Go Traffic 6. Ride Responsibly 7. Activate Electronic Idle Temperature Management System [EITMS] while in traffic 1. Air-Cooling:The Harley Davidson 103 engine has 75 horsepower with 90 ft to 100 ft torque. With this power, you can run on big highways since it's the power of big bikes. 6-speed Cruise Drive transmission. Harley Davidson bikes usually have this feature. Considered as the sixth gear that reduces the engine rpm by 11% for smooth riding on highways.Oct 21, 2012 · diggerman. 2001 flstfi 1450cc w/ 25,000 miles. Was riding home from work when the engine started running rough, coughing and sputtering. I tried nursing it home but it would not even idle without sputtering. I changed spark plugs and fuel filter but that didn't fix it. I've owned this bike since new and this is the first time it's ever givin me ... 1. Your Engine Is Running Rich. If your engine is running rich this means that it is injecting more fuel into the cylinder of your engine than can be burned off during the combustion process. When this happens the unburnt air and fuel mixture can be ignited in the exhaust chamber and shoot out of your car through your tailpipe.7 Harley Compensator Noise. 8 Sprocket problems. 9 Starting issues. 10 Difficulty in downshifting your gear. 11 Frequent kickbacks. 12 Solutions to those problems. 13 Benefits of upgrading a bad compensator. 14 Cost of compensator upgrade. 15 FAQ's of Harley Compensator Problems.May 30, 2022 · 1. Engine Coolant Temperature (ECT) Sensor. One of the most common causes of rough idle on a cold engine is a faulty ECT sensor. This sensor signals the car's computer when the engine's coolant is cold or hot, so the computer delivers more or less fuel to the engine. A cold engine requires more fuel than a warmed engine. Nov 22, 2018 · An overly rich or lean mixture caused by faulty data from the MAP sensor will make starting difficult. On a fuel injected Harley if you suddenly need to add throttle to start the engine, this is a common sign of a failing MAP sensor. Check Engine Light or trouble code. A check engine light will appear if the sensor fails or if certain trouble ... Jul 16, 2012 · Harley-Davidson's air-cooled V-Twin remains a stubbornly anachronistic signature of the American motorcycle manufacturer, and its most potent expression comes in the form of the 110 cubic inch (1 ... 97 Toyota 4Runner 2.7 engine. 165k miles #1 cyl misfire code. runs rough, no white smoke, no water in oil. Verified plugs and wires by swapping #1 with #3. Still #1 misfire. Getting good spark. Removed all wires one at time, #2,3,4 all made engine want to stall when removed. Removing #1 resulted in NO difference in idle.The Harley Davidson 103 engine has 75 horsepower with 90 ft to 100 ft torque. With this power, you can run on big highways since it's the power of big bikes. 6-speed Cruise Drive transmission. Harley Davidson bikes usually have this feature. Considered as the sixth gear that reduces the engine rpm by 11% for smooth riding on highways.IAC Idle Air Control motor module for Harley Davidson motorcycles. Direct replacement for 27658-06 on 2006-2017 Harley. Fixes rough or fast idle caused by faulty IAC valve motor. Menu. ... When fuel injected Harley motorcycles begin to experience a rough or high idle, or a hard start condition, often this is a result of a faulty Idle Air ...Misfiring and Running Rough. Your car's engine must receive the proper amount of air and fuel for complete combustion. A faulty injector can cause the engine to run either lean or rich (depending on how the injector fails), resulting in incomplete combustion, which is also known as a misfire. As the driver, you'll notice that the misfire ...Aug 01, 2020 · One of the main causes of the rough idle when cold is a faulty ECT sensor. This sensor is in charge of signaling the car’s internal computer, the electronic control unit, when the engine's coolant liquid is running too cold or too hot, telling the computer to deliver either more or less fuel to the engine to keep it warmed up properly. Ignition coil failures result in 1 or more spark plugs not receiving the appropriate amount of charge. If you have trouble starting your vehicle in the cold, this is a good sign of potential ignition coil failure. You can run a simple test on the HT leads to check that there is in fact a spark going from each lead to each spark plug. Fuel Economy 3,174 Posts. #10 · Nov 4, 2009. It really does sound like plug or plug wire issues. Even a loose wire cap not pushed onto a plug or 2 can do this. 2 plug wires with iffy insulation can cross fite. Do the dark test to see if there visible spark jumps. Or, have a buddy run his hand all along the wires while running.3,174 Posts. #10 · Nov 4, 2009. It really does sound like plug or plug wire issues. Even a loose wire cap not pushed onto a plug or 2 can do this. 2 plug wires with iffy insulation can cross fite. Do the dark test to see if there visible spark jumps. Or, have a buddy run his hand all along the wires while running.Sep 03, 2010 · runs rough at low rpms checked codes got a po261 and po263 need help ... harley download all done at 1000 mile check up, runs rough at low rpms surges hot not as bad cold If used with wideband O2 sensors , VTune3-HD can calculate open-loop fuel corrections. Notes: Cables must ... / May 04, 2020 2007 Harley Davidson Electra Glide Classic. 4 of 5. Keep It Calm. TTS® 2000012 - MasterTune. 4. O2 SENSOR. Turn the ignition off. Connect the PCM harness connectors. 13 Posts. #10 · Nov 17, 2008. 6.0 Running Rough in Cold Weather. I am having the same problem as some other guys. When the temp started dropping in the 40-50's at night, my truck is hard to start and runs very rough for about 10 minutes, until the engine temp is up. IT sounds like it is running on 4-6 cylinders.Mar 02, 2020 · Yes, Harley owners are advised to warm up their bikes before riding. The metal parts in Harley motorcycles’ engines are usually cold on startup and expand as temperatures rise. After starting the bike, pulling the throttle will expose the parts (which haven’t heated properly) to pressure and cause them to crack and leak. hello, I just bought a 07 yamaha ttr 230 dirt bike ,bike runs great but have hard time starting when cold. It dyes runs rough ,have to keep pulling choke in out to keep running,and reajusting idle to keep running.Is this normal or is there anything i can do to help.Thanks.In this video we are discussing engines that perform poor when they are hot.Aug 20, 2012 · Sounds like your carb needs the fuel/air mix adjusted..uses all the gas at high speed but has excess at low speeds...find your adjusting screw and at med throttle slowly screw it clockwise until the engine starts to sputter then back it out until it starts to sputter again then continue to do this until you reach ideal mix where it runs the best it can..then go slowly through the throttle up and down..when set..unjust your idle speed screw to your ideal idle speed..if this dies not fix ... And not running right. We are going to look at the battery, plugs, gas tank, tank screen, petcock gas lines, vacuu.... f150 lighting and f150 harley davidson supercrew. ... dedicated compressed natural gas (cng) rough idle or no start when cold vehicles equipped with dedicated 4.6l or 5.4l cng engine only. Helps you start your Harley Sportster ... Jul 16, 2012 · Harley-Davidson's air-cooled V-Twin remains a stubbornly anachronistic signature of the American motorcycle manufacturer, and its most potent expression comes in the form of the 110 cubic inch (1 ... Starter has rotation but the engine is difficult to start or will not start at all. • The engine is flooded with gas. • The engine is short of gas. • Push choke inwards. Wait for at least 15 minutes so that fuel is drained and start the engine again. • Pull choke outwards and wait for the smooth running of the engine.The most common reasons a Nissan Altima has rough idle are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil. 0%. 34 % of the time it's the.Jan 08, 2016 · Step 1 – Warm the motor up! Always adjust your idle speed with the motor at full operating temperature; that means it has been for a ride of at least 10 minutes. The true idle speed is not apparent until the motor is fully warmed up and the choke (enrichener) is completely off. Figure 1. Typical 1986 Sportster. As we all know the 2007 and later 96", 103" & 110" engine is a VERY HOT running engine and the heat coming off the engine and exhaust pipes is a very common complaint. These high engine temps at operation can be mostly attributed to the closed loop operating mode of the EFI system. The HD closed loop operating mode relies on narrow band O2 ...Jul 29, 2012 · Recently it started backfiring and sputtereing when cold, but 5-10min into the ride it runs fine with only slight hesitation when taking off. Plugs are white. Oil temp dipstick is at 180-200 riding in the city even though it's hot and humid in the 90's right now. Any help is greatly appreciated. Mar 02, 2020 · Yes, Harley owners are advised to warm up their bikes before riding. The metal parts in Harley motorcycles’ engines are usually cold on startup and expand as temperatures rise. After starting the bike, pulling the throttle will expose the parts (which haven’t heated properly) to pressure and cause them to crack and leak. What problem would I see if my 2011 softail throughs a b2116 [fuel pump} Bike runs well cold but runs rough when - Answered by a verified Motorcycle Mechanic. ... I have a 2011 Harley Davidson blackline fxs and have no lights working on the rear of the bike. Running,brake and blinkers. License plate light out also.So, you can warm up your FI Harley Davidson to avoid any unnecessary engine damages. As Fuel-injected, Harley Davidson motorbikes do not take excessive warm-up. You can warm up your motorbike for a minimum of one to three minutes. This warming will make the oil run through the whole system and coat the engine surfaces well. Clean ThrottleA few months a go my car started running rough ... In the past, I never noticed a transition from cold start to run and it ran good in both phases. Any suggestions welcome. _____ '79 Porsche 928, '00 Porsche Boxster, '86 Porsche 944, '04 BMW Z4 '77 Fiat Spider 124,'07 Chevy Suburban LTZ '83 Jeep CJ7, '06 Harley Sportster 03-20-2012, 05:04 PM ...3,174 Posts. #10 · Nov 4, 2009. It really does sound like plug or plug wire issues. Even a loose wire cap not pushed onto a plug or 2 can do this. 2 plug wires with iffy insulation can cross fite. Do the dark test to see if there visible spark jumps. Or, have a buddy run his hand all along the wires while running.After that very rough idle, sounds like a drag car idling. Does that for about 10 minutes until the engine is warm. If I have to take off immediately after starting there is a serious lack of power, and it misses bad when it shifts into overdrive until the engine is good and warm.3. Verify fuel pump runs when key ON. 4. Connect Battery charger to provide full 12+ volts. 5. Verify ability to LINK to the module. 6. Confirm desired map is loaded into the module. 7. Do NOT manually open throttle to help starting, ever! 8. Re-initialize system. (key on 20sec, key off 20 sec, repeat) 9.According to Harley-Davidson, carbureted models should be started on the enricher and allowed to idle for maybe 30 seconds; after that you can push the enricher back in as soon as the engine runs ...Jul 31, 2022 · Aug 24, 2021 · Spongy Lifter Causing Valve Train Noise. :USADepends on where the noise is coming from and the magnitude of the noise. thick (use as required) ALL: 26: 26037-06 May 04, 2018 · The new design runs so cool, Harley’s engineers were able to crank compression as high as 10. 003 clearance. Automatic lifter - (GT - 2000L). Symptoms can be a rough running engine (bogging), a white or light gray spark plug and sometimes can result in overheating or even severe engine damage. Sputtering: This isn't exactly a technical term but is commonly used to describe how an engine runs when jetted too rich. For example, using too large of a main jet will cause more fuel to ...The 2004 Nissan Maxima has 6 problems reported for loss of power, running rough. Average repair cost is $1,180 at 101,100 miles.Matt 4.3 TBI. Never-Ending Project. Joined Sep 19, 2002. 387 Posts. Discussion Starter · #1 · May 27, 2010 (Edited) This is a problem with my 2000 Blazer ZR2: This just cropped up this morning while leaving for work - the idle is very rough and sits about 500 rpm with the AC off. Acceleration is sluggish, pushing on the pedal gives no ...we had a guy drop off his 2000 powerstroke the other day saying it ran rough till it warmed up, we thought no big deal thats most diesels when it cold, but basically, the truck runs a lil rough, and lots of white smoke when you start it up, and i mean alot of white smoke, and once its at operating temperature, the truck runs fine, and no smoke at …Does your Harley Davidson 144 - powered (Milwaukee 8 / M8) motorcycle have a "cold start" issue - maybe it is slow to start up, hard to start, or won't start... Jun 18, 2022 · If you are on a newer, fuel-injected Harley, your engine tuning could be running rich, which means its air: fuel ratio is inadequately fuel-heavy. An increase in fuel flow can increase the rate of spark plug wear that eventually causes your fuel-injected Harley to be just as hard to start in the cold as the old, choke-equipped carburated models. When it is that cold out your engine because it is air cooled will not reach proper operating temperature. The engine will run as rough as it usually does during warm up from a cold start until the engine reaches it's "normal operating temperature." Unfortunately when it is cold the engine can't reach this temperature.EITMS will disable (rear cylinder will again fire) if any one of the following occurs: Engine temperature falls below 275 °F 135 °C. Twist grip opening is above idle. Vehicle speed exceeds 2 mph 3 km/h. Engine speed exceeds 1350 rpm. Clutch is released with vehicle in gear. When the engine is in EITMS operation, you may notice a difference in ...It runs like its only hitting on one Evo cylinder sometime. Need Help. My 1988 Springer Softail has had a problem over 5 years, always the same thing. It runs like its only hitting on one Evo cylinder sometime. ...The Harley Davidson 103 engine has 75 horsepower with 90 ft to 100 ft torque. With this power, you can run on big highways since it's the power of big bikes. 6-speed Cruise Drive transmission. Harley Davidson bikes usually have this feature. Considered as the sixth gear that reduces the engine rpm by 11% for smooth riding on highways.In this video we are discussing engines that perform poor when they are hot.Does your Harley Davidson 144 - powered (Milwaukee 8 / M8) motorcycle have a "cold start" issue - maybe it is slow to start up, hard to start, or won't start...Aug 20, 2012 · Sounds like your carb needs the fuel/air mix adjusted..uses all the gas at high speed but has excess at low speeds...find your adjusting screw and at med throttle slowly screw it clockwise until the engine starts to sputter then back it out until it starts to sputter again then continue to do this until you reach ideal mix where it runs the best it can..then go slowly through the throttle up and down..when set..unjust your idle speed screw to your ideal idle speed..if this dies not fix ... rough running edelbrock carb PLEASE HELP. Jump to Latest Follow 1 - 7 of 7 Posts. R. rick7441 · Registered. Joined Feb 5, 2008 · 36 Posts . Discussion Starter · #1 · Nov 2, 2008. Only show this user ... 2007 F-150 "Harley-Davidson", SuperCrew 2004 Thunderbird 1968 Cougar, 347 stroker, dual AFB's 1986 LTD.Ignition coil failures result in 1 or more spark plugs not receiving the appropriate amount of charge. If you have trouble starting your vehicle in the cold, this is a good sign of potential ignition coil failure. You can run a simple test on the HT leads to check that there is in fact a spark going from each lead to each spark plug. Fuel EconomyThe most common reasons a Nissan Altima has rough idle are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil. 0%. 34 % of the time it's the.A bike that runs good at sea level will run rich at 10,000 ft due to the thinner air. Humidity is how much moister is in the air. As humidity increases, jetting will be richer. A bike that runs fins in the mornings dry air may run rich as the day goes on and the humidity increases.This condition I have is after the cold start right before it is fully warmed up. It starts to run rough and loses throttle response all the while blowing heavy smoke then stalls. Once stalls it starts back up but runs like it is on 3 cyl..rough as a cobb. You try and give it throttle and it slowly comes up then falls back down losing rpm.Cold start, I get an odd problem; it runs really rough (almost as though there is a massive air leak) for about a minute or so, then suddenly runs beautifully 7 running rough at idle and driving 4 It's doubtful that a dirty intake temp sensor could cause a misfire on cold start when the engine is hot or cold; at specific points of the rev band ... The symptoms are very noticeable, too. You may notice a very rough idle, rough acceleration, slow acceleration, and vibrations from the engine. There are also many causes of engine misfires. It can be a problem in the spark plug or the ignition coil. A fuel injector problem can also cause engine misfires.If used with wideband O2 sensors , VTune3-HD can calculate open-loop fuel corrections. Notes: Cables must ... / May 04, 2020 2007 Harley Davidson Electra Glide Classic. 4 of 5. Keep It Calm. TTS® 2000012 - MasterTune. 4. O2 SENSOR. Turn the ignition off. Connect the PCM harness connectors. Dec 22, 2015 · Troubleshooting Rich Condition: 1. The engine runs on rich mixture does not have the smooth and crisp acceleration, in fact the acceleration tends to be flat and uneven. The engine looses the smoothness. 2. The engine idle becomes rough and pulsating; you need to blip the throttle to get it back to the idle. 3. After that very rough idle, sounds like a drag car idling. Does that for about 10 minutes until the engine is warm. If I have to take off immediately after starting there is a serious lack of power, and it misses bad when it shifts into overdrive until the engine is good and warm.Now, let's fix the issue when engine runs rough after warm up in sequence and later troubleshoot the actual cause of it. 1. Collect Fault Component Data Firstly, if your car has an installed universal scanner jack, fasten the code scanner and collect the information from the damaged components of the system. 2. Analyze The ComponentsSo, when forum member darknessmatters began experiencing some issues with his 1997 Ford F-150, that's exactly where he went for help. "I just bought a 1997 Ford F-150 XLT 4.6L. I did an oil change today and the old oil smelled of gasoline. It's been having idle issues where it tries to idle lower than 800 rpm and then surges to 1500+.Jun 18, 2022 · If you are on a newer, fuel-injected Harley, your engine tuning could be running rich, which means its air: fuel ratio is inadequately fuel-heavy. An increase in fuel flow can increase the rate of spark plug wear that eventually causes your fuel-injected Harley to be just as hard to start in the cold as the old, choke-equipped carburated models. Dec 22, 2015 · Troubleshooting Rich Condition: 1. The engine runs on rich mixture does not have the smooth and crisp acceleration, in fact the acceleration tends to be flat and uneven. The engine looses the smoothness. 2. The engine idle becomes rough and pulsating; you need to blip the throttle to get it back to the idle. 3. An engine with a vacuum leak can run at a higher than commanded idle speed and will tend to idle erratically. So make sure all of the intake manifold and throttle body bolts are tight and there is no uncovered vacuum port. ... with gas pedal.when warm the car idles good and performance is good.what do we need to do to get it to start when cold ...Mar 24, 2010 · Bike..the carb and backfire thru the exhaust, run rough..wont start Lately, when I ride my 88 FXR with stock evo engine, the bike will perform like a new bike for about about 10 minutes or a few miles, then start popping thru the carb and backfire thru the exhaust, ru … 12 Posts. #3 · Jan 20, 2008. once the cat is running you need to bleed the injecters. look for the fuel tubing lines coming from the fuel control. bleed the main feed from the fuel control first, then each individual line coming from the fuel control. you want to do this by loosoning the nut on the line (nut furthest from the fuel control ...When it is that cold out your engine because it is air cooled will not reach proper operating temperature. The engine will run as rough as it usually does during warm up from a cold start until the engine reaches it's "normal operating temperature." Unfortunately when it is cold the engine can't reach this temperature.2004 F250 6.0l bad FICM, runs rough low power when cold and blows black smoke. I should mention these numbers are using the Edge Insight CTS II, and it is not throwing any codes. Also the smoke that comes out on start up is a whiteish gray like what you see when people have bad FICM's, and it doesn't smell like normal exhaust coming out of a 6.0.In this video we are discussing engines that perform poor when they are hot.Harley Davidson 2001 Deuce NSX Sold MB CL500 Sold. hard to start cold runs rough and hard to kept going for the first couple min's - Harley Davidson 2002 FLHTCUI Electra Glide question. Search Fixya ... harley rough idle cold oil capacity 2002 harley... 2002 ultra classic rough idle hard start harley. 6. Stalling and Backfiring. Mar 24, 2010 · Bike..the carb and backfire thru the exhaust, run rough..wont start Lately, when I ride my 88 FXR with stock evo engine, the bike will perform like a new bike for about about 10 minutes or a few miles, then start popping thru the carb and backfire thru the exhaust, ru … Now, let's fix the issue when engine runs rough after warm up in sequence and later troubleshoot the actual cause of it. 1. Collect Fault Component Data Firstly, if your car has an installed universal scanner jack, fasten the code scanner and collect the information from the damaged components of the system. 2. Analyze The ComponentsApr 03, 2020 · Once you discover your Harley’s engine is overheating, pull over to the roadside and turn off your bike. Allow it to cool off for at least 15-20 minutes before trying to ride it again. Check the level of coolant or oil in the engine. Low levels of either coolant or oil will cause your bike’s engine to overheat. Summary: Some 2019 Ranger vehicles built on or before 11-Feb-2019 may exhibit a runs rough, excessive fast idle and/or a rough shifting transmission condition when the engine is cold. This may be due to the powertrain control module (PCM) software parameters including cold start and warm-up drivability, idle speed control, and fuel injection ...Installed a new fuel filter, new air filter, did an oil change, new O2 sensor (Bosh universal with Posi-Tite connectors), rebuilt the throttle bodies (Bing kit), reset TPS, balanced the throttle bodies with a Twin Max (idle is at ca. 1050), and installed a new battery. Of course, tanked up with fresh fuel. Now the bike runs great when warm or ...In theory Harley's fuel injection system is still an open-loop system by design. Article courtesy of American Iron Magazine The Harley-Davidson ESPFI system is known as a Speed/Density, Open Loop, Sequential Port Fuel Injection system, that controls both fuel flow, and spark timing. Let's further explain these terms.What gives? This is a classic symptom of a partially or fully clogged pilot jet. Fuel goes bad after time, and the first circuit/jet to clog with varnished up fuel is the pilot jet. This circuit delivers fuel for idle, and has the smallest passages found in carburetors. Another sign of a pilot jet starting to get clogged up is a longer time for ...Jul 13, 2011 · I have done no motor work to the bike at all and it is in original condition. I have found that in the past week it has been hesitating and chugging while I ride. The idle is a little rough and as I stay at a constant speed the bike starts to chug and hesitate. I thought it might have been from sitting outside and not being ridden in a week ... Does your Harley Davidson 144 - powered (Milwaukee 8 / M8) motorcycle have a "cold start" issue - maybe it is slow to start up, hard to start, or won't start... Feb 22, 2016 · This article applies to Harley Davidson Dyna Glide (2000-2016). Compared to other motorcycles on the road, Harley Davidson motorcycles have a fairly unique engine design. Harley engines have evolved over the years, but still remain true to their roots with a 45 degree air-cooled pushrod V-twin installed in Dyna models. So, you can warm up your FI Harley Davidson to avoid any unnecessary engine damages. As Fuel-injected, Harley Davidson motorbikes do not take excessive warm-up. You can warm up your motorbike for a minimum of one to three minutes. This warming will make the oil run through the whole system and coat the engine surfaces well. Clean ThrottleMar 21, 2015 · Typical symptom of leaking intake seals. With the engine idling squirt some WD-40 around the intake manifold to head joints. If the idle gets erratic or the engine wants to stall the seals are leaking and need to be replaced. Be careful to not get any spray into the back of the air cleaner or that'll fudge the test. This should be an open circuit and the meter should not read anything. If it does, the stator is faulty. Now, switch your multimeter to read AC voltage. To check for voltage, the motorcycle must be running and should be at about 2000 rpm. Then, measure the voltage from tab to tab, just like before.Apr 06, 2015 · The ECM regulates the fuel control. Just like a carbed bike, an EFI needs a little richer condition to run when cold. Your bike has an engine temperature sensor that provides that information. You could have a bad ETS. Or, if you have some kind of fuel controller on the bike like a Power Commander or similar, that could also be the problem. Lean codes and lean-running conditions are a widespread problem that you'll likely see again and again, on all makes and models. Year after year, state inspection/maintenance (I/M) administrators across the country report P0171 as one of the top ten DTCs that are set. A recent iATN search for the two most common lean codes, P0171 […]Jun 18, 2022 · If you are on a newer, fuel-injected Harley, your engine tuning could be running rich, which means its air: fuel ratio is inadequately fuel-heavy. An increase in fuel flow can increase the rate of spark plug wear that eventually causes your fuel-injected Harley to be just as hard to start in the cold as the old, choke-equipped carburated models. 1995 CHEVROLET CAMARO. 3.4L. V6. 2WD. AUTOMATIC. 109,112 MILES. Misfire after warm up. Runs great when cold. Has new engine new plugs wires injectors when starts misfiring can shut down start back up and runs fine until a few minutes then starts again.7 Harley Compensator Noise. 8 Sprocket problems. 9 Starting issues. 10 Difficulty in downshifting your gear. 11 Frequent kickbacks. 12 Solutions to those problems. 13 Benefits of upgrading a bad compensator. 14 Cost of compensator upgrade. 15 FAQ's of Harley Compensator Problems.Lightning, Harley-Davidson F-150, Roush F-150 & Saleen F-150; 2015 + Expedition & Navigator; 2007 - 2014 Expedition & Navigator; 1997-2006 Expedition & Navigator; Super Duty/Heavy Duty. ... An engine that is running rough when idling can be caused by the Exhaust Gas Recirculation (EGR) sensors sticking due to carbon build up. Auto experts ...7 Harley Compensator Noise. 8 Sprocket problems. 9 Starting issues. 10 Difficulty in downshifting your gear. 11 Frequent kickbacks. 12 Solutions to those problems. 13 Benefits of upgrading a bad compensator. 14 Cost of compensator upgrade. 15 FAQ's of Harley Compensator Problems. Here is some questions, probably will have some more later on: 1. Idle is rough at first 2 minutes when cold start, and fast idle choke did not help much. After reading a lot about CCP, I found that it runs best without CCP and CO pot and choke will actually doing it's job to rise idle to 2000~2500rpm.Harley Davidson Softail Misfire refers to when the Harley Softail’s engine runs but fails to ignite the fuel correctly. In other words, it’s when the engine ... Rough Idle - Combustion takes a just a bit longer with more fuel and at lower RPM's the engine can idle rough. Unlike a miss-fire on a spark plug this idle seems fine if the idle is turned up just a bit. ... If your bike runs rather bad/worse when cold, but better when warm it is likely running lean. Share. Improve this answer. Follow answered ...Tuning your Harley Davidson carburetor is simpler than most think and can be performed with a few common tools. This simple procedure is a great Harley tech tip that applies to all Harley carbs from 1989 to present that use the CV style Harley Davidson carburetor.Earlier models equipped with the older butterfly style carbs (pre-89 Evo's, Shovelheads, Pans, and Ironheads) are excellent ...Ford F-150 1981 Ford F150 ranger V8 302 100000 miles. Transmission Oil Spark plugs Fuel filter Wiring Jerking/Hesitation. I recently changed the oil, filter, valve cover gaskets, spark plugs, wires and fuel filter. I filled it with gas and it started to shudder and pull to the right, hard. There is no visible signs of bushings or control arms ...You Save: $9.04 (24.4%) Availability: In Stock. Quantity: Estimate Shipping. Description. Reviews (1) Idle Air Control or IAC valve (motor) for Harley motorcycles. Precision made for outstanding performance and manufactured to meet and exceed OEM specifications. Direct replacement for Harley p/n 27658-06 on 2007+ EFI models except XL Sportster ... This condition is also known as after-running or dieseling because combustion of the air-fuel mixture happens without the presence of the spark, just like in a diesel engine. For a few seconds, the pistons keep traveling up and down the cylinders. These symptoms usually appear because of a fault that is causing the temperature in the combustion ...EITMS will disable (rear cylinder will again fire) if any one of the following occurs: Engine temperature falls below 275 °F 135 °C. Twist grip opening is above idle. Vehicle speed exceeds 2 mph 3 km/h. Engine speed exceeds 1350 rpm. Clutch is released with vehicle in gear. When the engine is in EITMS operation, you may notice a difference in ...Many 2-cycle engines have problems and are sent to the junk yard before their time. Typical problems include hard starting, rough running, a need to adjust the carburetor during use to keep the engine from stalling, a need to rev the engine to keep it from dying, and not starting at all. I will assume the user knows to replace the spark plug ...Joined May 13, 2008. ·. 529 Posts. #4 · Jul 15, 2010. Only show this user. the black smoke is unburnt fuel and is directly related to your progeammer, not a big deal.yes my problem was the same as yours, ran real rough untill it was warmed up then ran good. you should get your codes scanned. '06 F350 CC, SB, 6.0.The most common reasons a Nissan Altima has rough idle are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil. 0%. 34 % of the time it's the.Cold weather is an important aspect to take into consideration because engines running on E85 fuels tend to start a little harder and take some time to idle before you can drive it properly. Not letting it idle usually results in a very poor performing engine and also high emissions until it gets to operating temperature.On the other hand, cold air intake will allow the entry of cool air into the chamber. Thus, it will enable the faster response of the engine compared with stock intake. 3. Increase in Horsepower. The conduciveness of cold air to fuel burning, the horsepower of the engine will be increased the moment cold air intake will be installed.May 28, 2022 · Setting Up the Right Engine Idle. To adjust idle speed, set up idle within the right range of RPM for the model of your motorbike. EFI or electronic Fuel-injected system requires a minimum voltage to operate correctly. Depending on your bike’s model of Harley Davidson, manufacturers must have recommended a particular RPM range. Re: Runs Great. Then Won't Start. Next Morning Starts Right Up. Same problem this weekend. Started up ok when engine was cold. I ran it for a couple of hours. Turned off engine. Then let it sit for 2 hours while we ate dinner. Outside temperature cooled. Engine temp ranged from 110F - 160F while running. When I shut it down, I opened engine ...You Save: $9.04 (24.4%) Availability: In Stock. Quantity: Estimate Shipping. Description. Reviews (1) Idle Air Control or IAC valve (motor) for Harley motorcycles. Precision made for outstanding performance and manufactured to meet and exceed OEM specifications. Direct replacement for Harley p/n 27658-06 on 2007+ EFI models except XL Sportster ... Replace the needle in the carburetor or replace the whole carburetor. The other thing that's likely to cause gas to spit from the valve cover of your cart is your carburetor float being stuck open. This is simple enough to fix. Take off your carburetor, check the float and adjust the carburetor float as needed.May 18, 2016 · According to Harley-Davidson, carbureted models should be started on the enricher and allowed to idle for maybe 30 seconds; after that you can push the enricher back in as soon as the engine runs ... Harley Davidson Softail Misfire refers to when the Harley Softail’s engine runs but fails to ignite the fuel correctly. In other words, it’s when the engine ... Yes, Harley owners are advised to warm up their bikes before riding. The metal parts in Harley motorcycles' engines are usually cold on startup and expand as temperatures rise. After starting the bike, pulling the throttle will expose the parts (which haven't heated properly) to pressure and cause them to crack and leak.Top 6 Bad Throttle Position Sensor Symptoms. 1) Car Jerks. 2) Idle Surging. 3) Check Engine Light. 4) Engine Stalling. 5) Acceleration Issues. 6) Problems Switching Gears.Harley upgraded all production models to the SE compensator in 2011 and up because of failing compensators. Engines 2006 and prior had little problem (smaller engines) with a different compensator. ... The pressure may be fine while the pump/engine is running but during starting, a loss of pressure AFTER the pump turns off will cause bad starts.This should be an open circuit and the meter should not read anything. If it does, the stator is faulty. Now, switch your multimeter to read AC voltage. To check for voltage, the motorcycle must be running and should be at about 2000 rpm. Then, measure the voltage from tab to tab, just like before.Mar 24, 2010 · Bike..the carb and backfire thru the exhaust, run rough..wont start Lately, when I ride my 88 FXR with stock evo engine, the bike will perform like a new bike for about about 10 minutes or a few miles, then start popping thru the carb and backfire thru the exhaust, ru … Anyway, the engine runs rough at lower RPM or lower gears. At higher RPM it seems to run fine. When driving at the lower RPM, the RPM will drop slightly and randomly. This is most pronounced when decelerating, sometimes the drop is substantial and the bike jerks slightly, as if I were applying slight brake.2006 Ulysses Rough Running Issues: Mr_buell_man: 4 : 1 : 04-21-21 08:15 pm: 2007 Blast Dies at Idle: Corvine63: 7 : 1 : 04-08-21 12:32 pm: Stripped Case at the Shifter Bolt? Corvine63: 3 : 1 : 04-08-21 12:23 pm: Need help with this 2010 blast before i do what Erik did to the res... Buellpete: 12 : 1 : 04-07-21 06:15 pm: 2000 Cyclone M2 Won't ...It is like running new spark plugs all the time. Colors available: black, red, blue, purple, orange & yellow. ... Was there EVER a Harley made the aftermarket companies did not offer just about everything on the bike to improve it? I got tired of buying a bike and spending $27,000 Then spending thousands to fix it. Glad I dumped HD and ride an ...Installed a new fuel filter, new air filter, did an oil change, new O2 sensor (Bosh universal with Posi-Tite connectors), rebuilt the throttle bodies (Bing kit), reset TPS, balanced the throttle bodies with a Twin Max (idle is at ca. 1050), and installed a new battery. Of course, tanked up with fresh fuel. Now the bike runs great when warm or ...Mar 7, 2015. #2. If you're running E85 it's nothing to worry about about quite normal. My car does that on very cold starts sometimes even when running 98 octane, I'm not overly concerned as it's only on cold starts. Sunburst FG XR6T -Process West bits, Garrett GTX3582R, 3.5" Zorst, Booost, E85.Lightning, Harley-Davidson F-150, Roush F-150 & Saleen F-150; 2015 + Expedition & Navigator; 2007 - 2014 Expedition & Navigator; 1997-2006 Expedition & Navigator; Super Duty/Heavy Duty. ... An engine that is running rough when idling can be caused by the Exhaust Gas Recirculation (EGR) sensors sticking due to carbon build up. Auto experts ...Unfortunately the very lean air/fuel mixture on the stock bike takes some of the joy out of the riding, because like all other modern fuel injected bikes, the Sportster suffers from misfire, weak idle, poor low speed running, and an unpleasant snatchy throttle action. The BoosterPlug will solve the problems by providing the small controlled ...Cold weather is an important aspect to take into consideration because engines running on E85 fuels tend to start a little harder and take some time to idle before you can drive it properly. Not letting it idle usually results in a very poor performing engine and also high emissions until it gets to operating temperature.Rough Idle - Combustion takes a just a bit longer with more fuel and at lower RPM's the engine can idle rough. Unlike a miss-fire on a spark plug this idle seems fine if the idle is turned up just a bit. ... If your bike runs rather bad/worse when cold, but better when warm it is likely running lean. Share. Improve this answer. Follow answered ...Jul 29, 2012 · Recently it started backfiring and sputtereing when cold, but 5-10min into the ride it runs fine with only slight hesitation when taking off. Plugs are white. Oil temp dipstick is at 180-200 riding in the city even though it's hot and humid in the 90's right now. Any help is greatly appreciated. 6.0 white smoke running rough. Jump to Latest Follow ... 2005 F250 Harley CC SB Banks IQ, 4" Exhaust, Banks Techi Cooler with High Ram, Cold Air Intake, Cat Delete,EGR Delete,Coolant Filter,Amsoil Oil Filter Bypass, PHP ECM Rollback, PHP FICM Tuner, WW2,Rancho 9000XL shocks. Firestone Air Springs w/Daystar Cradles. 224KHave you had an issue where your Harley started to Misfire? Check out our Member Q&A for a solution to the problem.Aug 01, 2020 · One of the main causes of the rough idle when cold is a faulty ECT sensor. This sensor is in charge of signaling the car’s internal computer, the electronic control unit, when the engine's coolant liquid is running too cold or too hot, telling the computer to deliver either more or less fuel to the engine to keep it warmed up properly. Misfiring and Running Rough. Your car's engine must receive the proper amount of air and fuel for complete combustion. A faulty injector can cause the engine to run either lean or rich (depending on how the injector fails), resulting in incomplete combustion, which is also known as a misfire. As the driver, you'll notice that the misfire ...In theory Harley's fuel injection system is still an open-loop system by design. Article courtesy of American Iron Magazine The Harley-Davidson ESPFI system is known as a Speed/Density, Open Loop, Sequential Port Fuel Injection system, that controls both fuel flow, and spark timing. Let's further explain these terms.Feb 22, 2016 · This article applies to Harley Davidson Dyna Glide (2000-2016). Compared to other motorcycles on the road, Harley Davidson motorcycles have a fairly unique engine design. Harley engines have evolved over the years, but still remain true to their roots with a 45 degree air-cooled pushrod V-twin installed in Dyna models. Jul 16, 2012 · Harley-Davidson's air-cooled V-Twin remains a stubbornly anachronistic signature of the American motorcycle manufacturer, and its most potent expression comes in the form of the 110 cubic inch (1 ... This condition I have is after the cold start right before it is fully warmed up. It starts to run rough and loses throttle response all the while blowing heavy smoke then stalls. Once stalls it starts back up but runs like it is on 3 cyl..rough as a cobb. You try and give it throttle and it slowly comes up then falls back down losing rpm.You Save: $9.04 (24.4%) Availability: In Stock. Quantity: Estimate Shipping. Description. Reviews (1) Idle Air Control or IAC valve (motor) for Harley motorcycles. Precision made for outstanding performance and manufactured to meet and exceed OEM specifications. Direct replacement for Harley p/n 27658-06 on 2007+ EFI models except XL Sportster ... A faulty sensor (or sensor circuit) will often cause, cold driveability and emission problems. If the coolant sensor reads, colder than normal or cold all the time, the engine will run rich. Engine Coolant Temperature (ECT) Sensor. This won't cause cold stalling, but it can make for a rough idle, once the engine warms up.Summary: Some 2019 Ranger vehicles built on or before 11-Feb-2019 may exhibit a runs rough, excessive fast idle and/or a rough shifting transmission condition when the engine is cold. This may be due to the powertrain control module (PCM) software parameters including cold start and warm-up drivability, idle speed control, and fuel injection ...What problem would I see if my 2011 softail throughs a b2116 [fuel pump} Bike runs well cold but runs rough when - Answered by a verified Motorcycle Mechanic. ... I have a 2011 Harley Davidson blackline fxs and have no lights working on the rear of the bike. Running,brake and blinkers. License plate light out also.Sep 03, 2010 · runs rough at low rpms checked codes got a po261 and po263 need help ... harley download all done at 1000 mile check up, runs rough at low rpms surges hot not as bad cold Oct 21, 2012 · diggerman. 2001 flstfi 1450cc w/ 25,000 miles. Was riding home from work when the engine started running rough, coughing and sputtering. I tried nursing it home but it would not even idle without sputtering. I changed spark plugs and fuel filter but that didn't fix it. I've owned this bike since new and this is the first time it's ever givin me ... 2001 FLHTCUI, 40,000 miles with an issue of starting and stalling. It always starts easily when cold and idles well, but after a few minutes it stalls.According to Harley-Davidson, carbureted models should be started on the enricher and allowed to idle for maybe 30 seconds; after that you can push the enricher back in as soon as the engine runs ...It is like running new spark plugs all the time. Colors available: black, red, blue, purple, orange & yellow. ... Was there EVER a Harley made the aftermarket companies did not offer just about everything on the bike to improve it? I got tired of buying a bike and spending $27,000 Then spending thousands to fix it. Glad I dumped HD and ride an ...Harley sputters at cruising speeds, but idles fine and goes great full throttle. My bike has fuelie pipes on it with cones, and an s and s shorty carb and the motor is the twin cam 88. it has 28k on it and has never run poorly except after sitting for a while, and i know it is the gas gumming up the carb. i cleaned the carb and put new fuel in ...Harley Davidson Softail Misfire refers to when the Harley Softail’s engine runs but fails to ignite the fuel correctly. In other words, it’s when the engine ... How Do You Prevent Your Harley From Overheating? 1. Read the Owner's Manual 2. Check Coolant Levels 3. Inspect the Radiator 4. Ensure There's Always Enough Oil in the Engine 5. Avoid Stop-and-Go Traffic 6. Ride Responsibly 7. Activate Electronic Idle Temperature Management System [EITMS] while in traffic 1. Air-Cooling:Sep 03, 2010 · runs rough at low rpms checked codes got a po261 and po263 need help ... harley download all done at 1000 mile check up, runs rough at low rpms surges hot not as bad cold The car was running rough so I timed the ignition. car: 1980 monte carlo Hi, I recently took out my distributor repaired it and installed into the car. The car was running rough so I timed the ignition. ... but had starting and idling issues, especially when cold. It would also be hard to start (difficult to crank) when up to temperature. After ...The Twin Cam 103 engine grew to 107 cu. in. thanks to its new bore and stroke of 3.937 in. x 4.375 in. (99.999mm x 111.125mm) while the 110 jumped up to 114 cu. in. via its 4.0-in. x 4.5-in. (101.6mm x 114.3mm) bore and stroke. However, the changes go much deeper than having bigger lungs to fill.Harley Davidson 2001 Deuce NSX Sold MB CL500 Sold. hard to start cold runs rough and hard to kept going for the first couple min's - Harley Davidson 2002 FLHTCUI Electra Glide question. Search Fixya ... harley rough idle cold oil capacity 2002 harley... 2002 ultra classic rough idle hard start harley. 6. Stalling and Backfiring. Backfire on deceleration or acceleration on a Harley Davidson is due to the burning of excess fuel in the carburetor's intake port. A lean air or fuel mixture from the carburetor of a Harley Davidson results from drastic changes in the pressure. Backfiring during acceleration typically signifies air in the intake system of a Harley Davidson.IAC Idle Air Control motor module for Harley Davidson motorcycles. Direct replacement for 27658-06 on 2006-2017 Harley. Fixes rough or fast idle caused by faulty IAC valve motor. Menu. ... When fuel injected Harley motorcycles begin to experience a rough or high idle, or a hard start condition, often this is a result of a faulty Idle Air ...Rich Mixture Symptoms -. 1 - Engine acceleration is flat, uneven, not crisp. 2 - The throttle needs to be opened continuously to maintain consistent acceleration. 3 - The engine performs poorly when the weather gets warmer, or the engine works better in cold conditions. 4 - Black smoke coming out of the exhaust. 5 - Poor fuel economy.May 06, 2014 · Moderator. Joined Sep 21, 2010. 13,318 Posts. #3 · May 6, 2014. Not sure why when cold its running rough and hot its ok. Check your plug wires at coil and at plugs. Make sure there on all the way. Check for a vacuum leaks. Tells us more. Jul 31, 2022 · Aug 24, 2021 · Spongy Lifter Causing Valve Train Noise. :USADepends on where the noise is coming from and the magnitude of the noise. thick (use as required) ALL: 26: 26037-06 May 04, 2018 · The new design runs so cool, Harley’s engineers were able to crank compression as high as 10. 003 clearance. Automatic lifter - (GT - 2000L). January 29, 2022 11:00AM - January 29, 2022 3:00PM. Event website . Battlefield Harley-Davidson® is a Harley-Davidson® dealership with locations in Gettysburg, PA. Discover our racing-inspired Apache bikes, commuter motorcycles, scooters, mopeds, & 3-wheelers. For starters the 2022 Thunder in the Valley Johnstown Rally's dates are live. Matt 4.3 TBI. Never-Ending Project. Joined Sep 19, 2002. 387 Posts. Discussion Starter · #1 · May 27, 2010 (Edited) This is a problem with my 2000 Blazer ZR2: This just cropped up this morning while leaving for work - the idle is very rough and sits about 500 rpm with the AC off. Acceleration is sluggish, pushing on the pedal gives no ...Dec 22, 2015 · Troubleshooting Rich Condition: 1. The engine runs on rich mixture does not have the smooth and crisp acceleration, in fact the acceleration tends to be flat and uneven. The engine looses the smoothness. 2. The engine idle becomes rough and pulsating; you need to blip the throttle to get it back to the idle. 3. Rich Mixture Symptoms -. 1 - Engine acceleration is flat, uneven, not crisp. 2 - The throttle needs to be opened continuously to maintain consistent acceleration. 3 - The engine performs poorly when the weather gets warmer, or the engine works better in cold conditions. 4 - Black smoke coming out of the exhaust. 5 - Poor fuel economy.Nov 22, 2018 · An overly rich or lean mixture caused by faulty data from the MAP sensor will make starting difficult. On a fuel injected Harley if you suddenly need to add throttle to start the engine, this is a common sign of a failing MAP sensor. Check Engine Light or trouble code. A check engine light will appear if the sensor fails or if certain trouble ... Now, let's fix the issue when engine runs rough after warm up in sequence and later troubleshoot the actual cause of it. 1. Collect Fault Component Data Firstly, if your car has an installed universal scanner jack, fasten the code scanner and collect the information from the damaged components of the system. 2. Analyze The ComponentsIn this video we are discussing engines that perform poor when they are hot.Mar 24, 2010 · Bike..the carb and backfire thru the exhaust, run rough..wont start Lately, when I ride my 88 FXR with stock evo engine, the bike will perform like a new bike for about about 10 minutes or a few miles, then start popping thru the carb and backfire thru the exhaust, ru … 6.0 white smoke running rough. Jump to Latest Follow ... 2005 F250 Harley CC SB Banks IQ, 4" Exhaust, Banks Techi Cooler with High Ram, Cold Air Intake, Cat Delete,EGR Delete,Coolant Filter,Amsoil Oil Filter Bypass, PHP ECM Rollback, PHP FICM Tuner, WW2,Rancho 9000XL shocks. Firestone Air Springs w/Daystar Cradles. 224K