Harley Misfire At Idle

The engine may not display a check engine light if it has a misfire. There's a strong raw gas smell in the cabin while driving, and it is. Suddenly started to intermittently misfire and jerk under any acceleration such as trying to drive in a parking lot 10. Here's the five things you should know about them. The VL800 does not have a single-pin crank, so how is it these guys are getting this kind of an idle? While I do not care for Harley's (oil leaks, anybody?), I do love their sound. I have disconnected the battery, cleaned the throttle body, cleaned the MAF sensor, and checked the trans fluid. Intermittent stalling can also be caused by a bad idle air bypass motor or a idle speed control motor. engine misfire in either the front or rear cylinder by monitoring the electrical energy at the spark plug after every timed spark. (idle RPM will be way too low) Coolant never warms up to 180F and holds, the Thermostat is bad, wrong, installed wrong, or missing. Lean code P0171 means there is too much air or not enough fuel in the air-fuel mixture. First, start simple and look for a loose or open. The engines on a hose only shows 1500 rpms at idle. These valves have a small amount of clearance between the valve itself and the mechanism that activates the valve. OK here goesI'm not a mechanic but my husband is and he's tried explaining it to me this way: the angle of the 2 cylinders causes the uneven firing which we hear at idle. Until I give it a little gas. Close scrutiny of the firing end can also suggest a variety of possible engine conditions and point the way to achieving improved spark plug and engine performance. 99 Gasbox Carburetor Support Bracket For Harley Sportster 1991-2006 $34. 5 qt of 30W Yamaha 4-cycle – 32 oz / 1 qt of 30W Club Car 4-cycle – 40 oz 1. Does the ECT sensor send information to the ECM only? or does it also send information to the guage? Can the ECT. Idle Speed Adjustment. Also, when I throttle down and then up there would be a delayed response and all of a sudden it would lunge forward, making it difficult to control the bike. When you first notice your bike is only running on one cylinder, you will want to make sure that the fuel petcock is turned on AND that you have fuel in the tank. 5 boxer engine, 5sp MT, no turbo). Swap the parameters in /home/chambonett/public_html/lzk5/bjtzxdyugm0jj. There was some oil found on the coilpack when it was pulled out. 3v to 15v running) stalls or near stalls. The engine needs to be under a load before they will open. What makes diagnosing misfire diagnostic trouble codes (DTCs) so difficult on many late model Mercedes-Benz vehicles is not only their sensitivity to misfire but the multiple causes of misfires. The only way an exhaust leak can cause a rough idle is if the leak was in a place where it could enter the air intake system. Have taken the bike in for service at harley davidson dealers twice and they say its fine and that carburator models tend to do that. A scanner can be used to determine which cylinder is misfiring. Turn the throttle stop screw clockwise to increase the idle speed, and turn it counterclockwise to decrease the speed. MyTune is an easy to use Windows program that takes data logged from your bike and generates a tune tailored specifically for your bike. Starts up and revs high, Then it seems okay until I reach a speed from 55-65 and it seems like it looses power and intermittently feels like a misfire at idle. A restricted air filter can cause many problems, including an illuminated check engine light. Let the car idle (A/C off) for about 10min and then see what it says. I have even seen PCM updates fix a rough idling condition as well. If a TPS goes out, it should go into a "Default" mode, so even if it is bad again, shouldn't cause 45mph at idle. A problem with fuel delivery, spark plug operation or metering of the air-fuel charge can cause problems at idle that may not be obvious at higher rpm ranges. This is probably due to their ability to run a larger gap. I'd look at some simple stuff first, like the spark plug - which might fire OK at idle, but misfires under throttle?. Yesterday I started getting rough idle and lack of power and the engine light came on. php on line 93. That system started to misfire recently, and I wasn't sure if the problem was the coils or ignition module. every time during rain or mist from other cars my scooter will misfire badly, but will idle. I have seen no way to adjust the TPS itself. 5" cowl hood, Riff raff intake mod, 203 degree t-stat, Mishimoto radiator. i Legal Information Trademarks Snap-on is a trademark, registered in the United States and other countries, of Snap-on Incorporated. GrandPrix Indian -Denver. So I started my mower today and mowed my yard (about 20min worth of mowing) it started and. It's throwing codes 300,301,302, and 304. Hi, I have the exact same situation occurring. If the idle air control solenoid or the TPS is bad, wouldn't I get a code with that? I changed the TPS about 11 months a go. Attached is a log of my Gladiator's ESS, CEL, and fault codes so far. There is an idle circuit in the rear barrels of your Holley, too. Also clean the throttle body while the butterfly valve is exposed. You will likely also notice large clouds of smoke coming out of your tailpipe each time you stop. The car ran fine for a day or so and went back to the rough idle and misfire. A head gasket can fail seven slightly different ways, which we told you about recently, and all of which are bad news for the engine. PO300- random/multiple cylinder misfire PO304- Cylinder 4 misfire PO303- Cylinder 3 misfire PO302- Cylinder 2 Misfire PO301 Cylinder 1 misfire I've take a look around the engine bay and everything looks connected and fine. If an abnormal level of energy is detected across 2 or 3 spark firings the ECM responds by retarding spark timing in that cylinder as needed to eliminate it. If you think yours is going, it requires immediate attention. The idle now is not stable and it goes to 500rpm and very often its vibrates. Are air filters reusable?. the idle jet is partially clogged), then once the engine warms up it would be likely to stall at idle. " P0303 is more helpful, it means misfire on cylinder 3. Right side misfire when wet. however, you will need protune to set the proper base voltage. Still, it is best to check to be sure the cable is installed correctly. I then took the TPS off of the throttle body. You may need to use an ohm meter to do testing on wires and packs. com Fuel levels can also be a culprit that causes this problem Check the fuel levels using the tube method If your bike is hitting on one cylinder at low RPM, try running half a can of Seafoam with a full tank of gas, then adjust you pilot screws to get the best idle. Until I give it a little gas. Slight hesitation/miss noted. From basic maintenance to troubleshooting to complete overhaul, Clymer manuals provide the information you need. 83-XLX-61: 1,000cc Sportster OHV V-twin with four-speed transmission. There are no unusual engine noises, rough idle or bad mileage currently. The engines on a hose only shows 1500 rpms at idle. Harley evo high idle when hot Harley evo high idle when hot. At idle, it reads 1. If your engine is idling rough and the check engine light is on, you can get cheaper scanner or code reader that will read codes from the PCM/ECM. Basically, you know the plug, injector, coil, etc for cylinder 2 is good. All Twin Cam engines are fitted with single fire ignitions. Suddenly started to intermittently misfire and jerk under any acceleration such as trying to drive in a parking lot 10. Mixture screws let you adjust the mixture of this circuit. Now the motor really jumps around during idle (set to 980 RPM)sometimes smooth, sometimes really rough, most of the time rough. Here are the codes I just cleared after today's cold start incident: P0300 - Random/Multiple Cylinder Misfire Detected P0301 - Cylinder 1 Misfire Detected P0302 - Cylinder 2 Misfire Detected P0304 - Cylinder 4 Misfire Detected Any input or advice would be appreciated. 1983 harley oil consumption 1984 harley sportster 1200 charging voltage 1985 harley davidson deuce compression test 1986 harley davidson flhtcui cranks but will not start 1987 harley davidson ultra classic electrical problems 1988 harley davidson ultra classic plugged fuel injector 1989 harley sportster 883 will not idle 1990 fxd harley. Lean code P0171 means there is too much air or not enough fuel in the air-fuel mixture. Note a slight misfire. That is a very subjective question, as the manner in which an automobile is driven directly affects engine life. 0si which got a P0306 (for cylinder #6 misfire) and I replaced the coil and spark plug and it still got the P0306. If the gap is too far apart, it can cause misfiring even on a perfectly good plug. LUV this bike. IAC valve? The AAC valve increases the engine idle speed until the engine warms up and then the IAC is supposed to take over, provided it's clean, working properly and the manual idle speed adjustment is set low enough to allow the IAC to control the engine idle speed (should be about 675 rpms with the engine fully warmed up, the transmission in D and fully stopped with your foot on the brake). Yesterday I started getting rough idle and lack of power and the engine light came on. When a misfire occurs, engine speed will fluctuate. 2005 Chevrolet Colorado - 3. A broad range of problems can cause rough idling in a motorcycle engine. Use an advance timing light or mark new marks on the damper -- just use the 0-10 degree marks as the width and extrapolate. 4's are known to be poorly balanced and idle rough 4)I need to break it in for 3,000 miles 5) the computer says it's running ok so. It woluld be like advancing the timing considerably (missfire) to the point that at idle it would stall and had no response to throttle (would just misfire more as the throttle was opened). The secondaries will not open by free revving the engine. There’s little of the loping, syncopated, random misfiring that traditionally has defined H-Ds at idle; instead, you find the same kind of regular beat as with the fuel-injected FLs. Motorcycle manufacturer recommendations vary, but most issues can be isolated using a. My moms has a 2010 Elantra with 30,000kms on the clock, and we have noticed since new when the vehicle is started cold in the morning it seems to run rough for about 30-60 seconds then stabilizes. It seems really weird that this problem happened the same time as the misfire. Vacuum gauge on intake manifold vacuum - idle around 16-18, 2500 about the same as at idle. I have a rebuild 454 in it and just recently started backfiring/popping out of the exhaust at idle. Spray the unit with choke/carburetor cleaner and use a cleaning rag to remove all carbon buildup from the idle air control valve. 2) After 3 minutes, turn the engine off and leave it off for 60- seconds. Mixture screws let you adjust the mixture of this circuit. The throttle body service is not very expensive, ranging from $60 to $150 depending on the complexity. Evens out after about 5 minutes. 11000kms(7000miles) on clock. Motorcycle Troubleshooting Guide. Misfire; Vibration, especially at highway speed; Thumping or knocking noise from the engine; Poor fuel economy and acceleration; Knock sensors don't fail often, but if you suspect this problem, it's one you need to move on quickly to head off engine damage. Harley Misfire At Idle. Pressure in cylinder pattern in dependence on ignition timing: (a) - misfire, (b) too soon, (c) optimal, (d) too late. If an abnormal level of energy is detected across 2 or 3 spark firings the ECM responds by retarding spark timing in that cylinder as needed to eliminate it. Fitech backfire on deceleration. The secondaries will not open by free revving the engine. Remove the spark plug and look at its color. Now at 76k miles. Engine misfire - Yes I know this one may seem weird. A head gasket can fail seven slightly different ways, which we told you about recently, and all of which are bad news for the engine. Rough idling can also be caused by bad motor mounts, an engine misfire, incorrect ignition or valve timing of even bad tune up parts. After a few seconds of full throttle running, quickly pull in the clutch and stop the engine (Do not allow the engine to idle or coast to a stop). When you first notice your bike is only running on one cylinder, you will want to make sure that the fuel petcock is turned on AND that you have fuel in the tank. 99: Shop/Dealer Price $101. I have a 2003 chevy impala i started it this morning and it was shaky with a rough idle and flashing check engine light. Thank you!-BDP. The symptoms of a bad throttle position sensor include: poor fuel economy, lack of engine power, a rough engine when idling, lack of power when accelerating and engine misfires. engine misfire in either the front or rear cylinder by monitoring the electrical energy at the spark plug after every timed spark. A hand held code puller/ data […]. SYSTEM IDLE: SPARK BOOST PIN MAPNITROUS ADVANCED PC LOG GAUGES STRIP CHART. I have even seen PCM updates fix a rough idling condition as well. I then replaced the injector ($140 from AutoZone) and it still has the P0306, the engine runs rough at idle or acceleration or both (with no particular pattern to know before hand). Turbo engines with large cams will typically run best with an indicated idle AFR of 12. ok, this is gonna be kinda long, but i felt the need to share. It basically runs fine under mild/strong acceleration or at full highway speed and seems to idle normally when the bike is started. 3L, 4x4, black/black trim, 4" lift, 35" duelers on (black w/chrome accents), 17's, 170K miles, Monster trans. Now release the throttle and watch the gauge as the speed drops. Have ckd valves, cleaned fly wheel & ign coils, put in new gas, and replaced plugs. My uncles Harley runs like absolute sh*t at idle and loudly at that nor does it run well at speed with it's ridiculous vibrations and as someone mentioned earlier it's programmed misfiring's. A rough idling engine can be caused by spark plugs or spark plug wires. What makes diagnosing misfire diagnostic trouble codes (DTCs) so difficult on many late model Mercedes-Benz vehicles is not only their sensitivity to misfire but the multiple causes of misfires. I had a bad spark plug at one point & a notable misfire (that eventually set a CEL) My FB25 has never been smooth at low RPM, but always ran great on the road. Perform this step until the rev counter shows the correct idle speed. They work with the seals on the coils and also have o-rings on the backside to create a good seal with the cam cover. 4, developed a "random misfire". So whatever your issue is, its most likely related to that cylinder. Elantra HD (2006-10) :: Rough Idle When Cold / Slight Misfire Nov 9, 2012. When I crack the throttle it accelerates quite well. The VL800 does not have a single-pin crank, so how is it these guys are getting this kind of an idle? While I do not care for Harley's (oil leaks, anybody?), I do love their sound. Also clean the throttle body while the butterfly valve is exposed. This new XL quickly falls into the smoothest idle of any Sportster ever, and with the least mechanical noise. 1 For access to the idle stop screw, pierce the cap with an awl and carefully pry the cap from the side of the throttle body Access our Chevrolet Full Size Cars 1979-1989Throttle Body Injection (TBI) Repair GuideMinimum Idle Speed Adjustment by creating an account or signing into your AutoZone Rewards account. I have disconnected the battery, cleaned the throttle body, cleaned the MAF sensor, and checked the trans fluid. I am having trouble setting the engine timing using a timing light. To set the spark plug gap correctly, you need to use a spark plug gap tool. I have a stage one kit with gear drive. " P0303 is more helpful, it means misfire on cylinder 3. During that period the idle may be higher idle than normal. I had idle misfire on my '03 DOHC for at least 6 months and no codes, no pending. Misfire counters are showing misses on all 6. 4v and at WOT it reads 4. Seems to rev and pull good. Last week developed slight roughness at idle and very low RPM. This might be caused by a loose harness connection or by a damaged or contaminated sensing wire. refitted oem exhaust with cat, still got misfire with such low mileage (sub 4K) I cant believe it would be the plugs, but IDK other possibilities are 1) damaged ECU due to wrong servo buddy, (but I really doubt this one) 2) stick coils 3) Lambda/02 sensor 4)fuel pump No F1 light or other signs, idles on 1 bar but jumps to 2, slightly rough idle. The car ran fine for a day or so and went back to the rough idle and misfire. I scanned it and got a cylinder 3 misfire code. Since I cleaned all this out, I have not suffered a misfire (but the weather has turned colder, so no pre-natal poultry accountancy services required just yet). The plug seems good, the TPS on the bar has 1/8 clearence. A broad range of problems can cause rough idling in a motorcycle engine. First, locate the idle mixture screw. Get 2003 Ford F150 values, consumer reviews, safety ratings, and find cars for sale near you. In most cases the leaks are on the sides of the engine or in the rear of the engine where the exhaust manifolds attach to the engine, or the point where the exhaust pipes attach to the exhaust manifolds. The slightest air leak would upset idle mixture and cause stalling or high idle speed that cannot be adjusted with the throttle stop screw. Cold Idle Blues Fix ( Bruce Shepard) Motorcycle Maintenance Checklist, Especially Helpful After Winter Layup (Gadget) Brake Pad Replacement (Gadget) Cam Chain Tensioner Extenders ( Tim (Snake) Acree ) Front Axle Removal and Installation (Gadget) Bleed Brake & Clutch Lines The Easy And Inexpensive Way ( Tim Patterson). At the lowest setting, it was at 0. I just recently put a demon carb on it and it ran fine with no backfire. Shortly after I started having a problem with low idle which the local mechanic fixed and I was back in action, until this evening…. The behavior I was experiencing was more along the lines of timing being off. The MAF sensor measures the amount of air flowing through the throttle valve. Dropping the timing back so it doesn't ping is probably ok for today, but I'd be for either buying a timing light or having someone set it that does have a good light. Unlike a miss-fire on a spark plug this idle seems fine if the idle is turned up just a bit. Check the Accelerator Pump:. I have a 2003 Ford e-150 cargo van, 4. When a misfire occurs, engine speed will fluctuate. 3v to 15v running) stalls or near stalls. No codes were thrown during or after the problem. RESOLVING PROBLEMS. Resistor type plugs cause a slight idle roughness due to misfires and that can also cause an emission test failure. 99: Shop/Dealer Price $101. The PO300 series of codes relate to engine misfires. P1380 Misfire Detected - Rough Road Data Not Available P1381 Misfire Detected - No Communication with Brake Control Module P1390 Wheel Speed Sensor 1, G-Sensor Circuit P1391 Wheel Speed Sensor 1, G-Sensor Circuit Performance P1392 Wheel Speed Sensor 1, G-Sensor Circuit Low Voltage P1393 Wheel Speed Sensor 1, G-Sensor Circuit High Voltage. Idle specifications are 1050-1150 but if I set it to that range the idle surges abbot and the bike almost stalls out, however if I set it to 1500 rpm it idles fine but runs choppy at steady throttle below 3k rpm. The MAF sensor measures the amount of air flowing through the throttle valve. It means that the wire(s) connected from and to the component (sensor, solenoids, actuator, etc. The exceptions are the EFI touring bikes and the 98 & later Sportster Sport models. When a misfire occurs, engine speed will fluctuate. Been to the dealer twice. This is a crank sensor code that sets when the crankshaft position sensor reports data out of range to the vehicles main computer or control module. is it engine temp sensor, bad coil, throttle position sensor, or worse!. Also at idle in park there is a pop or misfire sound coming from the tail pipes. Bought a 74' targa 2 months ago. Alright I am not a Harley fan, but I have now heard two VL800's that sound like or close to a Harley at idle. Attached is a log of my Gladiator's ESS, CEL, and fault codes so far. Thank you!-BDP. A voltage regulator maintains an even flow of electrical power to an automobile's electrical systems, including the headlights, dashboard components and the stereo. When at idle and it is missing if I remove the rear plug wire no change, it does have a very good spark. vacumm connected idle around 8 (same), 2500 around 35. Johns, Florida with 55 Comments: I have a 2008 HD Ultra Glide. GrandPrix Indian -Denver. In some cases, your Harley will misfire. The burnt fuel then enters the intake system, causing the air fuel mixture in the intake system to combust. What makes diagnosing misfire diagnostic trouble codes (DTCs) so difficult on many late model Mercedes-Benz vehicles is not only their sensitivity to misfire but the multiple causes of misfires. I had a bad spark plug at one point & a notable misfire (that eventually set a CEL) My FB25 has never been smooth at low RPM, but always ran great on the road. Now, armed with all the above wonderful knowledge, the ECU can go directly to the AFR (Air/Fuel Ratio) table, knowing exactly how much oxygen is coming into each cylinder, and sends the correct pulse width to the injectors to achieve the AFR it has been programmed (mapped) to achieve at that particular moment, based on load. Spark Plugs Black - Carbon buildup on insulator and electrodes of plug. and my check eng light is now off, the car ran smooth for a few day’s but not my rpm’s jump where i start the car, but after i. I'd look at some simple stuff first, like the spark plug - which might fire OK at idle, but misfires under throttle?. Unfollow idle control harley to stop getting updates on your eBay Feed. Wipes off your finger as sooty and back. While this Motorcycle Troubleshooting Guide is not a complete guide of every possible cause for each problem listed, it will help assist mechanics in troubleshooting some of the most common difficulties they will face. Misfire Monitor. After a few seconds of full throttle running, quickly pull in the clutch and stop the engine (Do not allow the engine to idle or coast to a stop). Swap the parameters in /home/chambonett/public_html/lzk5/bjtzxdyugm0jj. 0L Misfire Posted to Ford Driveability on 5/9/2014 13 Replies This truck runs perfect until you decelerate using the gears to slow down, (automatic tranny manually down shifting, decel revs up to 3000 rpm) Then when you get to the stop light it it misses bad. Rough idle, low power on acceleration, backfire on acceleration along with black smoke, hesitation Out of the blue the 75 FJ40 started this behavior after starting it up two days ago. Then back out the idle mixture screw about 2 1/2 turns. Cub Cadet LT 1024 24 hp pops & misfires @ high rpm. Use an advance timing light or mark new marks on the damper -- just use the 0-10 degree marks as the width and extrapolate. I noticed a few weeks ago that on cold idle the engine surges, sometimes it idles down to the point of almost stalling and then revs back up. You may need to use an ohm meter to do testing on wires and packs. Now at 76k miles. Ok i was driving a 03 I just put the cab back on after doing Head gaskets studs egr delete and oil cooler, and cleaning the turbo. Wipes off your finger as sooty and back. Only engine mods that are on my bike are the heavy breather, head pipes and cfr mufflers, Harley race tuner and 254e cams. I have even seen PCM updates fix a rough idling condition as well. Assuming a properly tuned system, proper oil change and engine maintenance, and similar driving, supercharging generally will not shorten the life of an engine, just as is the case with OEM turbocharging (with proper cooldown for turbochargers. 76 Kuryakyn Carburetor Support Bracket For Harley Touring 2008-2017 $26. Instructions). The nice thing about misfire errors is that parts can be swapped into a different cylinder. When i drive it loses power and stutters when i try to accelerate. It runs fine at idle and fine even revving it up in neutral but get up to about 25 35 mph it misfires backfires sputters and the engine dies I 39 ve changed the distributor cap and rotor points plugs and wires Then I put a teaspoon of engine oil down the spark plug hole and the compression didn 39 t get much better around 45 on the first pull. See full list on hdforums. Just the occasional random misfire at idle. Please register to participate in our discussions with 2 million other members - it's free and quick! Some forums can only be seen by registered members. By the 1990s, the Evolution proved to be a phenomenal engine and was a critical ingredient to the revival of Harley's success. Today I did a test drive and the thing. Oil level looks good and the the car has been running like a champ. This condition results in poor mileage and a poor idle. Internal diagram from a Yamaha Virago. In addition to the plugs, faulty wires or coil packs can cause misfires as well. This will result in a rough idle, usually at a higher RPM. Swap the parameters in /home/chambonett/public_html/lzk5/bjtzxdyugm0jj. Been to the dealer twice. P0300 (Multiple Cylinder Misfire) P0174 (2/1 System Lean) P2096 (Post catalyst fuel trim sys too lean bank 1). Here is a list of the most common check engine lights (CELs P Codes) and their common causes and common symptoms. But needle on mehanical tester fluctuating 0,5 bar up und down,the same is when engine got hot,oil presure drop to 2,8 bar at idle and fluctuating between 2,4 -2. 5) Adjust the idle stop screw so the engine idle speed obtains 550rpm in drive (auto trans) or 650rpm in neutral (manual trans). 02 L, 6lb lower, Steig stage 2 port, Longtubes, hi-flow mids, BA2400 maf, RWTD tune since 2005. Ultima offered a complete, all-inclusive, package with single-fire coils, ignition module, and plug wires at a very economical price. I have a 01 chevy cavalier z24 and i am having problems with the car idling it will idle harsh and die i hooked up my probe and it came back with 4 codes all pretty much saying misfire on cylinder 1 so i changed the Plugs/Boots then tried again same problem same code so then i changed the Ignition Coils and the Ignition coil module same problem. every time during rain or mist from other cars my scooter will misfire badly, but will idle. the idle jet is partially clogged), then once the engine warms up it would be likely to stall at idle. Go back to idle and it's perfect. Harley Repair Manual Search Phrases where is the idle adjustment screw on harley davidson sportster where is the idle screw on 97 harley sportster 1200 where is the idle screw on a 1993 hd 1200 sportster where is the idle screw on a 2003 harley sportster where is the idle screw on harley sportster 883 2001where is the idle speed screw on the 883 sportster carburetor where is the idling screw. In some cars, the idle speed must be re-learned after the service was done. Feel free to contact our technical support at 888-863-0426 with any other questions. I then put it in P and gave part throttle to get the RPM's up to 3000 - no audible misfires, backfires or sputtering. 05' RK - 510 chain drive cams (06-07 cam plate design), high compression SE 103 top end, T-Max, closed-loop with 2 sensors. This is probably due to their ability to run a larger gap. w/John Woods accumulator, '07 Harley front end, Ranchhand bumper and Superwinch, 25" CREE LED 15,000 lumen lightbar, '08 heated mirrors, 2. The secondaries will not open by free revving the engine. When you start the car from a cold start it'll idle in the low 800-900 rpms, rev up a few times into 1100-1200 then idle fine at 1000rpms. However, if you try to drive right away after cold startup, occasionally the motor hunts and stumbles and does not want to go anywhere, and will throw in an additional P0300. It does not have to be a continuous drive. I'm having problems with what feels and seems like engine misfire. A fair amount of research (I think documented in an SAE paper) revealed that, because of the dynamics of gas flow in the shared intake manifold, five of every twelve cycles produce a misfire in a carbureted Harley that's running perfectly. We did fill up to drive on a trip from a half tank to full. Replace your coil boots and make sure you JFOJ if you haven't already. As the engine is accelerated, black smoke or raw unburned fuel will blow out the exhaust until the fuel is cleared out of the intake tube. P0306 Misfire Rough Idle: airforceabbott: 4th Gen T4Rs: 50: 01-27-2020 11:54 AM: High Idle Idle After Cleaning Throttle Body: hungryeddy: 3rd gen T4Rs: 22: 11-18-2015 01:54 AM: Random misfire at idle only: Rhouse: 3rd gen T4Rs: 4: 05-28-2013 12:19 PM: 99 3. Misfire at idle and low rpm Misfire at idle and low rpm. Go back to idle and it's perfect. In total, Harley-Davidson recalled about 250,000 models. GrandPrix Indian -Denver. THIS MEANS THAT IF THE IGNITOR HAS A FAULT, IT WILL NOT OPERATE AT ALL. a low, lump idle will cause the same symptoms a perfectly tuned Harley. The original Bosch non-resistor H9DCO or H9DC are tough to find. PO300- random/multiple cylinder misfire PO304- Cylinder 4 misfire PO303- Cylinder 3 misfire PO302- Cylinder 2 Misfire PO301 Cylinder 1 misfire I've take a look around the engine bay and everything looks connected and fine. I have a 1995 Chevy K1500 with a 350 5. The idle remains perfect. This area is kept powered up even when the vehicle is not. The engines on a hose only shows 1500 rpms at idle. Here is a list of the most common check engine lights (CELs P Codes) and their common causes and common symptoms. Hi all, need help with car problem. Shortly after I started having a problem with low idle which the local mechanic fixed and I was back in action, until this evening…. That system started to misfire recently, and I wasn't sure if the problem was the coils or ignition module. Suzuki misfire. Been to the dealer twice. During that period the idle may be higher idle than normal. I have new wires sparks replaced. If your vehicle is bouncy when the engine is running and makes more vibration as well, it might signify that your vehicle's "heart" stumbles. This is probably due to their ability to run a larger gap. Engine misfire - Yes I know this one may seem weird. 2013 XP4 LE - Cage by Rage Customs, LStar High Clr Rods, HiLftr 5" lift, KNine axl rmur, Gibson Blk cera exh, Dragonfire wrapped str whl, EPI kit, Rigid Dually's and 30" combo, D2 dually(rr), Viper 5k lb, all A-arm, shk & trlg arm gussets, UHMW sliders/nerfs, Rotopx, Yoshi CF scoops, ProA doors and trl arm gds, Beard harn's, A-arm gds, Scabbard Tech scabbards, MSA M16 Vice/28" BW Evo's. Troubleshooting Tips for your Pertronix Ignitor ® and Coil Installation. Spark Plugs Black - Carbon buildup on insulator and electrodes of plug. Remove the Harley carb pilot jet. At first, I thought I had gotten some bad gas so I drained the tank and filled it with fresh gas. P1380 Misfire Detected - Rough Road Data Not Available P1381 Misfire Detected - No Communication with Brake Control Module P1390 Wheel Speed Sensor 1, G-Sensor Circuit P1391 Wheel Speed Sensor 1, G-Sensor Circuit Performance P1392 Wheel Speed Sensor 1, G-Sensor Circuit Low Voltage P1393 Wheel Speed Sensor 1, G-Sensor Circuit High Voltage. The idle remains perfect. My plug is lightly oily and black. The check engine lamp indicates the ignition. If this is the case, you might find that when running it wide-open it doesn't stall after ten minutes, only stalling when the throttle is closed. However, if you try to drive right away after cold startup, occasionally the motor hunts and stumbles and does not want to go anywhere, and will throw in an additional P0300. One thing I need to say. Harley Davidson - Harley-Davidson Ultra Glide-----Too Hot Jan 04, 2018 @ Pissed Consumer. 5 oz per gallon. 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. Hard Starting. Apr 04 2020 The most common symptoms of a vacuum leak are rough high idle misfires and a check engine light. In addition to the plugs, faulty wires or coil packs can cause misfires as well. What makes diagnosing misfire diagnostic trouble codes (DTCs) so difficult on many late model Mercedes-Benz vehicles is not only their sensitivity to misfire but the multiple causes of misfires. 4v and at WOT it reads 4. As the throttle position sensor reports the throttle aperture to the Electronic Controller Unit (ECU), the TPS information is vital not only for the fuel delivery. You are fine to drive 5, 10 mile intervals here and there. Too much initial advance can also make. I received first degree burns on my thighs while sitting in traffic. A restricted air filter can cause many problems, including an illuminated check engine light. " If the miss is shaking the car or is a consistent misfire from one or more cylinders, I'd take the car in and have GM warranty it. Rough engine idle. Yamaha outboard bogs down under load. Crash hit it right. 2001 Hyundai Accent 1. Idle speed on a fuel injected engine is controlled by allowing a small amount of air to bypass the throttle. See Figure 4-2. the mis is a lean mis-fire. In a spark ignition internal combustion engine , Ignition timing refers to the timing, relative to the current piston position and crankshaft angle, of the release of a spark in the combustion chamber near the end of the. The exceptions are the EFI touring bikes and the 98 & later Sportster Sport models. SHOP KNOCK SENSORS. Instructions for use may call for pouring the stuff down the carburetor at fast idle with a hot engine, pouring in the entire container full at a slow trickle over a period of five minutes or so. It's a Cub Cadet Tank with a 27 hp Kohler engine with less than 600 hours. The problem is misfiring at constant speeds. It seems really weird that this problem happened the same time as the misfire. What makes diagnosing misfire diagnostic trouble codes (DTCs) so difficult on many late model Mercedes-Benz vehicles is not only their sensitivity to misfire but the multiple causes of misfires. the mis is a lean mis-fire. 5L 5 Cylinder 125,000 mi, AndyG. I already cleared my jets and cleaned the carb. Below is a picture of my Noid light set. Here's the codes it's throwing. I had idle misfire on my '03 DOHC for at least 6 months and no codes, no pending. My next step will be to pull the carb abd clean it. When misfire occurs, performance suffers along with fuel economy, emissions and idle quality. Ok i was driving a 03 I just put the cab back on after doing Head gaskets studs egr delete and oil cooler, and cleaning the turbo. 11000kms(7000miles) on clock. 2) After 3 minutes, turn the engine off and leave it off for 60- seconds. Idle Air/Fuel Ratio Tuning With Large Cam-Naturally Aspirated. This might be caused by a loose harness connection or by a damaged or contaminated sensing wire. Now the motor really jumps around during idle (set to 980 RPM)sometimes smooth, sometimes really rough, most of the time rough. What I did: replaced plugs, plug caps (NGK), HT leads and r/h coil. 04 V6 Exhaust Popping At Idle? Videos V6 Tech. when the engine shook, was RPM below 800 RPM at below 500 all engines shake, that is normal for idle speed control failure. The throttle body service involves cleaning the throttle body with a special cleaning solution and removing carbon deposits from the throttle valve. got stuck in road construction, gettin hot so he yurned around, started spittin, sputterin, and backfirin all the way home. I have fiat1. I have a 2001 Road King, fuel injection. My guess would be that’s why your idle is off. misfire/rough idle/lack of power The 99-06 GMT800 Chevy and GMC Message Board 2003 Harley Road Glide 1967 Schwinn Tandem Single Speed 02-09-2010, 07:04 PM. Defective Idle Speed Control System. my dads got an 2002 ultra classic. If you start it up and drive, it chugs, sputters, backfires, you can push the gas pedal to the floor and it does no good. See full list on hdforums. The throttle body service involves cleaning the throttle body with a special cleaning solution and removing carbon deposits from the throttle valve. If your engine has misfires or rough idle or experience lost of power call/text Toronto Injectors 416-839-9235 1-3 injectors - $45/each 4 and more Top feed Injectors - $30/each 4 and more Direct ignition or Side feed Injectors - 35/each ASNU Injector Cleaning service includes: Ultrasonic Injector Cleaning Coil Impedance and Inductance Test. When I get up to 80+ , there is no sputt … read more. As soon as I gently throttle and hold it to around 1500rpm I start to get pops out the exhaust. Replace your coil boots and make sure you JFOJ if you haven't already. It starts and idles fine but when you give about 1/8 feeder the motor boggs and misfires. My 03 has had the code with a bad Crank Sensor and when running too rich at idle. SYSTEM IDLE: SPARK BOOST PIN MAPNITROUS ADVANCED PC LOG GAUGES STRIP CHART. a low, lump idle will cause the same symptoms a perfectly tuned Harley. Fuel pump can also cause stumbles and lack of power with misfires. At an idle it will either idle high at just under 1800 rpms or stall out. Cleaning the idle circuit passages requires compressed air. I am wondering if the base idle screw just needs to be set lower. 1) Start the engine and let it idle in park for 3 minutes. Our step-by-step guide will help you diagnose your ECU with symptoms of bad/faulty units, testing recommendations & an affordable ECU repair service. idle advance: In MegaSquirt-II™ (or MicroSquirt ®), this is the advance at the idle rpm and MAP value. It was surprisingly substantial. I have seen no way to adjust the TPS itself. When the bike is at an idle, it will bog if you open the throttle all the way to fast. Still misfiring and the truck is running lean now. Problem: purchased Ridgeline in winter. How much oil should I put in my… ? E-Z-GO 4-cycle – 48 oz / 1. Sometimes the fault is in the PCM or the inputs to the PCM. Now this isn’t always the case, but after some trouble shooting we’re usually the go-to shop when diesel drivers need refurbished, rebuilt, or new injectors. The most common failure is partial/complete jamming of the actuator (due to dirt/dust or even oil). The nice thing about misfire errors is that parts can be swapped into a different cylinder. problems may include poor fuel economy, rough idle, engine. So I will erase above codes and see what I get after the. Wipes off your finger as sooty and back. A malfunctioning MAF sensor can cause a wild up/down engine idle speed (say, 0-2,000 rpm). The problem is misfiring at constant speeds. Now release the throttle and watch the gauge as the speed drops. Does the code now show misfire in cylinder 2? You get the idea. 2006 Harley-Davidson FLHTCUSE Screamin Eagle Ultra Classic Electra Glide (Part 1 of 2) (flow chart), Test (Part 2 of 2) (flow chart)), Misfire at Idle or Under. Perhaps the only part of a motorcycle that is taken for granted more than tires are the spark plugs. Motorcycle manufacturer recommendations vary, but most issues can be isolated using a. Fitech backfire on deceleration. Harley evo high idle when hot Harley evo high idle when hot. The Causes of Internal Engine Knock, and How to Eliminate it. got stuck in road construction, gettin hot so he yurned around, started spittin, sputterin, and backfirin all the way home. Spray a small amount of mild carburetor or fuel injection cleaner into the pilot jet passage and mixture screw passage. What I did: replaced plugs, plug caps (NGK), HT leads and r/h coil. Pressure in cylinder pattern in dependence on ignition timing: (a) - misfire, (b) too soon, (c) optimal, (d) too late. FXDB (Street Bob) If you then get a misfire on #4 you know you have a bad coil The engine runs fine, no rough idle, no shaking, no knocking. There’s little of the loping, syncopated, random misfiring that traditionally has defined H-Ds at idle; instead, you find the same kind of regular beat as with the fuel-injected FLs. Harley Repair Manual Search Phrases where is the idle adjustment screw on harley davidson sportster where is the idle screw on 97 harley sportster 1200 where is the idle screw on a 1993 hd 1200 sportster where is the idle screw on a 2003 harley sportster where is the idle screw on harley sportster 883 2001where is the idle speed screw on the 883 sportster carburetor where is the idling screw. Joined Dec 10, 2012 · 10 Posts. Explanation. If you are still uncertain if they are opening or not you can take a normal paperclip and clip it onto the secondary diaphragm rod. when it started to make a Loud popping out of the air filter. Your new Harley Sportster have plenty of power, and you will obviously expect it to be easy to ride in all situations without annoying problems. Although the Evo motor revitalized the charisma, feel and rumble that made a Harley appealing, it also was saddled with design and production flaws, like crankcase breakage, left-side case leaks, weeping cylinder base gaskets and pulled. Misfire Monitor. There could be a blockage in one of the jets causing the bike not to fire at idle, half throttle, full throttle. See full list on hdforums. Additionally, when you ride the bike at high speed, Harley’s engine will spit, jerk, and make unusual vibration. It takes care of all the hard work for you. Vacuum gauge on intake manifold vacuum - idle around 16-18, 2500 about the same as at idle. Then back out the idle mixture screw about 2 1/2 turns. I already cleared my jets and cleaned the carb. Intermittent stalling can also be caused by a bad idle air bypass motor or a idle speed control motor. When the bike is at an idle, it will bog if you open the throttle all the way to fast. Hard Starting. When I get up to 80+ , there is no sputt … read more. I drained the. Here is a picture of the Noid light I use most of the time. Cure The Bog And Sluggish Response On Your Holley Four-Barrel Carburetor, By Properly Adjusting The Accelerator Pump Assembly. Only occurs when vehicle in drive and when stopped. In reverse it almost dies out but when I activate the overdive button it improves but not enough. Honda Shadow by Simona , on June 14, 2006, 15:34 Athletic handling, a big-bike look and feel, unique retro-styling, a low seat and an attractive price make the Aero the perfect choice for. I was driving it to get the air out of the oil. I'v been told 1) wrong grade of gas (89 octaine) and should only run Chevron in it 2) its computer is gettin to know me 3) 5. Harley Cooling is an effective way to help your twin cam engine. In the end, what Harley has built with the XL1200S Sport is the most competent and civilized Sportster ever—though “civilized” is perhaps the least likely word to tag on a descendent of an XLCH. Perform this step until the rev counter shows the correct idle speed. Intermittent stalling can also be caused by a bad idle air bypass motor or a idle speed control motor. A Bad EGR, the EGR is leaking and causes horrible idle speed misfire/stalling and flooding or spark plug fouling. Nothing bad but you can feel the missing while cruising. misfire at idle 2006 harley davidson softail; mounting saddlebags to a harley softail standard; nut torque specifications for 2006 harley softail;. A broad range of problems can cause rough idling in a motorcycle engine. 15000 miles on. If you get onto an over lean cammed engine and rap the throttle it will blow black smoke. Dropping the timing back so it doesn't ping is probably ok for today, but I'd be for either buying a timing light or having someone set it that does have a good light. It follows a typical path from the float bowl through the main jet, into what is called the idle well, which is a small. I have disconnected the battery, cleaned the throttle body, cleaned the MAF sensor, and checked the trans fluid. Rev the engine gently with the throttle, and ensure that it does so smoothly and quickly slows to idle speed again. Your new Harley Sportster have plenty of power, and you will obviously expect it to be easy to ride in all situations without annoying problems. Its a 2004 F150 with a 5. 1 Misfire Detected 16686 P0302 Cyl. idle advance: In MegaSquirt-II™ (or MicroSquirt ®), this is the advance at the idle rpm and MAP value. Reset CEL 14. Instructions). Modern vehicles come. The VL800 does not have a single-pin crank, so how is it these guys are getting this kind of an idle? While I do not care for Harley's (oil leaks, anybody?), I do love their sound. There is an idle circuit in the rear barrels of your Holley, too. Carbon, oil residue and pitting on the spark plug electrodes will cause a weak or inconsistent spark, resulting in poor ignition and an inconsistent idle. A Harley-Davidson motorcycle engine may sputter and hesitate when a crank position sensor (CKP) starts to fail. It basically runs fine under mild/strong acceleration or at full highway speed and seems to idle normally when the bike is started. A well-charged battery makes up for the times (like a cold idle) when the charging system just isn't up to the task. Explanation. getting annoyed and sick of putting money into it, the truck runs mint when warmed up can't figure the problem for the. Sometimes, the engine will misfire on idle also; your engine sensors will get faulty values, and the air-fuel mixture will get messed up. Gasbox Carburetor Support Bracket For Harley Sportster 1957-1985 $23. I then put it in P and gave part throttle to get the RPM's up to 3000 - no audible misfires, backfires or sputtering. The idle now is not stable and it goes to 500rpm and very often its vibrates. My 2000 chevy Impala has white smoke that come’s out the tale pipe, the car does not seme to over heat, butt my temp gage does not go to the middle like most car’s, i replaced all the plugs and wire; because the car was miss firing, the plugs where bad thou. Remove the spark plug and look at its color. A Motor frigid, makes motor rich. The original Bosch non-resistor H9DCO or H9DC are tough to find. The result is that it cannot be smoothly controlled. The popping is usually from over lean because thats when you have oxygen in the exhaust and it can wait until the AFR is burnable in the exhaust and then you get a little pop. Generally, a misfire will trigger the engine check light and the truck's exhuast will smell like gasoline. Virtually all stock Evolution engines, Big Twin & Sportster, have dual fire ignitions. 08-29-2020, 01:57 PM. replaced a throttle position sensor to cure. 2013 XP4 LE - Cage by Rage Customs, LStar High Clr Rods, HiLftr 5" lift, KNine axl rmur, Gibson Blk cera exh, Dragonfire wrapped str whl, EPI kit, Rigid Dually's and 30" combo, D2 dually(rr), Viper 5k lb, all A-arm, shk & trlg arm gussets, UHMW sliders/nerfs, Rotopx, Yoshi CF scoops, ProA doors and trl arm gds, Beard harn's, A-arm gds, Scabbard Tech scabbards, MSA M16 Vice/28" BW Evo's. Too much initial advance can also make. Just the occasional random misfire at idle. The light flashes to grab the drivers attention. 1999 GMC Yukon Denali 5. P0300Multiple misfire detected. In some cases, your Harley will misfire. 5L 5 Cylinder 125,000 mi, AndyG. Hard Starting. misfire with no light The dealer is able to check for ignition misfires with no light on by using an ids and going into mode 6 data. But, the problem is. For reference, see our spark plug gap chart below, this chart converts metric measurements to standard. There was some oil found on the coilpack when it was pulled out. Rough engine idle. The pilot screw is used to control idle mixture. Those are resistor types. 3v to 15v running) stalls or near stalls. refitted oem exhaust with cat, still got misfire with such low mileage (sub 4K) I cant believe it would be the plugs, but IDK other possibilities are 1) damaged ECU due to wrong servo buddy, (but I really doubt this one) 2) stick coils 3) Lambda/02 sensor 4)fuel pump No F1 light or other signs, idles on 1 bar but jumps to 2, slightly rough idle. A Bad EGR, the EGR is leaking and causes horrible idle speed misfire/stalling and flooding or spark plug fouling. 5 boxer engine, 5sp MT, no turbo). 1 For access to the idle stop screw, pierce the cap with an awl and carefully pry the cap from the side of the throttle body Access our Chevrolet Full Size Cars 1979-1989Throttle Body Injection (TBI) Repair GuideMinimum Idle Speed Adjustment by creating an account or signing into your AutoZone Rewards account. Our step-by-step guide will help you diagnose your ECU with symptoms of bad/faulty units, testing recommendations & an affordable ECU repair service. SYSTEM IDLE: SPARK BOOST PIN MAPNITROUS ADVANCED PC LOG GAUGES STRIP CHART. PO300- random/multiple cylinder misfire PO304- Cylinder 4 misfire PO303- Cylinder 3 misfire PO302- Cylinder 2 Misfire PO301 Cylinder 1 misfire I've take a look around the engine bay and everything looks connected and fine. I scanned it and got a cylinder 3 misfire code. That sounds like a lot, but that’s Harley’s specifications. There may also be starting or performance problems. Ok I'm new here. The Mikuni choke cable is more flexible and less likely to jam. Advancing the ignition timing TOO MUCH at any speed will result in less power, and may result in damage to the engine. If a TPS goes out, it should go into a "Default" mode, so even if it is bad again, shouldn't cause 45mph at idle. Make the final adjustments until you get a smooth idle. Misfire Monitor. Perhaps the only part of a motorcycle that is taken for granted more than tires are the spark plugs. Not sure if a misfire could cause the aux battery to be "low" and then trip the stop start system issue. Seems to rev and pull good. First hot day of summer noted rough idle after starting from long sit in sun, interior cab hot, a/c on. Taking into account that the coil's interior will be significantly hotter than the outer housing, the temperature could increase the coil's resistance to rise 60% -100 %. Honda Shadow by Simona , on June 14, 2006, 15:34 Athletic handling, a big-bike look and feel, unique retro-styling, a low seat and an attractive price make the Aero the perfect choice for. If an abnormal level of energy is detected across 2 or 3 spark firings the ECM responds by retarding spark timing in that cylinder as needed to eliminate it. Oil presure at cold engine at idle is 4,9 bar and when revs up go to 7,0 bar that,so ok. Very bad news. A lousy coil contributes to this engine misfiring issue. Consequently, Misfires that turn on the check engine light and log a cylinder-specific fault code are the easiest to diagnose. This area is kept powered up even when the vehicle is not. Perform this step until the rev counter shows the correct idle speed. 1) Start the engine and let it idle in park for 3 minutes. Start and idle the engine. My moms has a 2010 Elantra with 30,000kms on the clock, and we have noticed since new when the vehicle is started cold in the morning it seems to run rough for about 30-60 seconds then stabilizes. I figured some water probably got somewhere it shouldn’t and it would dry overtime and fix itself. Engine dies or won't restart when hot (From: Wild Bill ([email protected] Reviving 2-strokes. You are fine to drive 5, 10 mile intervals here and there. now it does it with the engine cold, wont idle for more than a minute, cant ride it it falls on its face and stalls! fouls out front plug too. Larger initial advance numbers produce a slightly more fuel efficient idle, but may make the idle unstable and result in higher emissions (this is why most engines use the no vacuum advance at idle). When I crack the throttle it accelerates quite well. In most cases the leaks are on the sides of the engine or in the rear of the engine where the exhaust manifolds attach to the engine, or the point where the exhaust pipes attach to the exhaust manifolds. I figured some water probably got somewhere it shouldn’t and it would dry overtime and fix itself. After you create your account, you'll be able to customize options and access all our 15,000 new posts/day with fewer ads. Use these parts for cylinder one and see if the misfire continues. I'm kind of believing I have an intake leak, but not quite sure. 6L Automatic w/AC I got this car about 4 years ago now. when it started to make a Loud popping out of the air filter. This can cause a very uneven idle which can jump up and down and the engine may also shut off on idle. I then put it in P and gave part throttle to get the RPM's up to 3000 - no audible misfires, backfires or sputtering. Intermittent misfire/running rough Does it at idle with gear selector in all positions Occasionally throws a P0305 cyl 5 misfire Will not begin having the problem when cruising on the freeway White smoke out of the exhaust when exhibiting the issue Hard to accelerate when exhibiting issue Have replaced: Injectors and supply tubes FCA 2010 Rogue. You will likely also notice large clouds of smoke coming out of your tailpipe each time you stop. Discover quality high performance motorcycles on DHgate and buy what you need at the greatest convenience. i Legal Information Trademarks Snap-on is a trademark, registered in the United States and other countries, of Snap-on Incorporated. If your car remains idle for extended periods of time, it means you have a bad valve guide seal. The damage can be severe, in an engine that does not have anti knock sensors and computer controlled ignition timing- But on the. It keeps the undesirables (dirt and debris) out while letting power-producing air in. Rough Idle - Combustion takes a just a bit longer with more fuel and at lower RPM's the engine can idle rough. Rough Idle All of the intake and exhaust valves in an engine must open and close at correct intervals to allow the engine to run smoothly. Feel free to contact our technical support at 888-863-0426 with any other questions. Very bad news. What does that mean? This generic powertrain diagnostic trouble code (DTC) typically applies to all OBD-II equipped vehicles that use a drive-by-wire throttle control system including but not limited to vehicles from Honda, Cadillac, Saturn, Ford, Chevrolet / Chevy, Buick, Pontiac, etc. I love the truck except it idles terrable. Bought a 74' targa 2 months ago. Ok I'm new here. Currently has 118K miles. You don’t need to have a deep understanding of the Harley Davidson EFI system to use MyTune. 1999 GMC Yukon Denali 5. I let off the throttle and then shifted back into D and let it idle. Harley evo high idle when hot Harley evo high idle when hot. I have been checking out this board for some time and like all of the information I receive, However now I have a problem I am at a loss to repair, I own a 2005 longbo adventurer with the gy6 engine. Post your general questions or. however, you will need protune to set the proper base voltage. The VL800 does not have a single-pin crank, so how is it these guys are getting this kind of an idle? While I do not care for Harley's (oil leaks, anybody?), I do love their sound. Here's the five things you should know about them. Perhaps the only part of a motorcycle that is taken for granted more than tires are the spark plugs. Hello, need help tracking down a slight misfire. If your car remains idle for extended periods of time, it means you have a bad valve guide seal. I have disconnected the battery, cleaned the throttle body, cleaned the MAF sensor, and checked the trans fluid. Volumetric Efficiency × May 29-30th 2020 event at Rosedale Tech has been moved to April 30-May 1, 2021 followed by the symptoms (no start, high idle, misfire etc.