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P0301 Diagnostic Trouble Code Discussion for September 2013

Cylinder 1 Misfire Detected


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Trouble Ticket Help Requests for DTC P0301
Help Request Posted
1999 Cadillac Escalade 5.7L Misfire, MIL Lamp on VIN: 1GYEK13R0X
P0301: Misfire Cyl 1. Customer replaced the above items and then brought it to me because the problem is still there. When the truck is cold it is very obvious that there is a misfire and as it warms up it smoothes out but the tech 2 still shows misfire counter increasing on cyl 1....
September 05, 2013
1997 Subaru Legacy Outback 2.5L Misfire, MIL Lamp on VIN: 4S3BG1859V
P0301: Cylinder 1 Misfire Detected. Replaced plugs & wires.It can idle for twenty minutes without setting a code. I've driven it as little as one mile and as far as ten miles before it sets the #1 misfire code.
September 05, 2013
2002 Dodge Ram 3500 Truck 5.9L Hesitation, Misfire, MIL Lamp on VIN: 2B7LB31Z92
P0301: Cylinder 1 Misfire Detected. Customer brought vehicle in with poor power and check engine light flashing. Found codes listed above. Somebody has done a tune up recently. Fuel pressure is around 45 psi and is steady, does not more when under load or idle. After driving van 3-5 minutes it o...
September 09, 2013
2004 Subaru Impreza WRX 2.0L Hesitation, Cuts out, Misfire, MIL Lamp on VIN: JF1GD29614
P0301: Cylinder 1 Misfire Detected. car came in from used car lot. heavy missfire cly 1.cked comp. on all cly all are about 125ish switched coil packs seemed to do same thing . st fuel trim is at +24 lt at 0. cannot find vacum leaks. switch out maf sensor no change. switched injectors no change....
September 10, 2013
2011 Toyota RAV4 2.5L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 2T3BF4DV6B
P0301: 1 misfire. ... loud noise" upon start up. Came in with p0300, p0301,p302,p303 and p304. Cleared codes. 1st drive MIL flashes and engine misses, (excessive fuel/cataylst damaging condition)p0301 and p0171. watched fuel trims in the bay, they would swing from over +20%...
September 11, 2013
1999 Honda Accord EX 2.3L Poor Idle Quality, Stall VIN: 1HGCG6671X
P0301: Cylinder 1 Misfire Detected. This car came into our shop with a low idle / stalls occasionally complaint. I cleaned the throttle body; replaced the idle control valve; adjusted the valve clearance. The spark plugs were recently replaced, and compression readings of 165 thru 175 were recor...
September 12, 2013
2011 Toyota RAV4 2.5L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 2T3BF4DV6B
P0301: 1 misfire. ... loud noise" upon start up. Came in with p0300, p0301,p302,p303 and p304. Cleared codes. 1st drive MIL flashes and engine misses, (excessive fuel/cataylst damaging condition)p0301 and p0171. watched fuel trims in the bay, they would swing from over +20%...
September 13, 2013
2002 Toyota Camry LE 3.0L Excessive Emissions, Poor Idle Quality, Hesitation, Cuts out, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 4T1BF32KX2
P0301: Cylinder 1 Misfire Detected. Car starts up and runs a little rough but not terrible. After idle for about a minute runs a little better but not perfect. Car has low power when driving at all times. Do not feel a strong misfire. Sometimes will pop back through intake like running too lean....
September 17, 2013
2008 Mini Cooper S 1.6L MIL Lamp on VIN: WMWMF73558
This vehicle came into me misfiring on all cylinders, runs very rough all the time. Checked fuel pressure @ tank 45psi. checked high pressure fuel on scanner and it sits around 680 - 700 at idle. spec says its around 725psi(doesnt say how much tolerance)Lab sc...
September 18, 2013
2002 Toyota Camry LE 3.0L Excessive Emissions, Poor Idle Quality, Hesitation, Cuts out, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 4T1BF32KX2
P0301: Cylinder 1 Misfire Detected. Car starts up and runs a little rough but not terrible. After idle for about a minute runs a little better but not perfect. Car has low power when driving at all times. Do not feel a strong misfire. Sometimes will pop back through intake like running too lean....
September 18, 2013
2001 Volkswagen EuroVan MV 2.8L Misfire, MIL Lamp on VIN: WV3AB47011
Ok I would like to thank you all in advance for this one... I have been pulling out my hair on this. I am not too familiar with the VW motors and this one is really throwing me for a loop. Its a VR6 DOHC. Van came in with customer stating that it intermittent...
September 20, 2013
2009 Volkswagen Passat Komfort 2.0L Misfire, MIL Lamp on VIN: WVWJK73C99
P0301: Miss 1. We really need some help with this one. We moved everything looking for this miss but come up with no change. Car only misfires the first minute or so of running and always #two cly. We are about ready to take the intake off and move the Injectors but don't ha...
September 20, 2013
2009 Volkswagen Passat Komfort 2.0L Misfire, MIL Lamp on VIN: WVWJK73C99
P0301: Miss 1. We really need some help with this one. We moved everything looking for this miss but come up with no change. Car only misfires the first minute or so of running and always #two cly. We are about ready to take the intake off and move the Injectors but don't ha...
September 21, 2013
2006 Chevrolet Aveo LS 1.6L Hesitation, Cuts out, MIL Lamp on, MIL flashing VIN: KL1TD66626
P0301: Cylinder 1 Misfire Detected. Vehicle came in with mil flashing, customer said ran ok, felt like misfire. Requested tuneup. Pulled ignition wires found spark plug tubes half full of oil. Code P2680-could not find a description on scan tool, IATN, AllDATA, or Google. Replaced plugs, wires, ...
September 30, 2013
2003 Honda Element EX 2.4L Misfire VIN: 5J6YH27543
P0301: Cylinder 1 Misfire Detected. All Repairs made no change. Next step is to check Exhaust Valve Clearance. But wanted to put on here and get some feedback before went any futher. Thanks
September 30, 2013
1999 Cadillac Escalade 5.7L Misfire, MIL Lamp on VIN: 1GYEK13R0X
P0301: Misfire Cyl 1. Customer replaced the above items and then brought it to me because the problem is still there. When the truck is cold it is very obvious that there is a misfire and as it warms up it smoothes out but the tech 2 still shows misfire counter increasing on cyl 1....
September 05, 2013
1997 Subaru Legacy Outback 2.5L Misfire, MIL Lamp on VIN: 4S3BG1859V
P0301: Cylinder 1 Misfire Detected. Replaced plugs & wires.It can idle for twenty minutes without setting a code. I've driven it as little as one mile and as far as ten miles before it sets the #1 misfire code.
September 05, 2013
2002 Dodge Ram 3500 Truck 5.9L Hesitation, Misfire, MIL Lamp on VIN: 2B7LB31Z92
P0301: Cylinder 1 Misfire Detected. Customer brought vehicle in with poor power and check engine light flashing. Found codes listed above. Somebody has done a tune up recently. Fuel pressure is around 45 psi and is steady, does not more when under load or idle. After driving van 3-5 minutes it o...
September 09, 2013
2004 Subaru Impreza WRX 2.0L Hesitation, Cuts out, Misfire, MIL Lamp on VIN: JF1GD29614
P0301: Cylinder 1 Misfire Detected. car came in from used car lot. heavy missfire cly 1.cked comp. on all cly all are about 125ish switched coil packs seemed to do same thing . st fuel trim is at +24 lt at 0. cannot find vacum leaks. switch out maf sensor no change. switched injectors no change....
September 10, 2013
2011 Toyota RAV4 2.5L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 2T3BF4DV6B
P0301: 1 misfire. ... loud noise" upon start up. Came in with p0300, p0301,p302,p303 and p304. Cleared codes. 1st drive MIL flashes and engine misses, (excessive fuel/cataylst damaging condition)p0301 and p0171. watched fuel trims in the bay, they would swing from over +20%...
September 11, 2013
1999 Honda Accord EX 2.3L Poor Idle Quality, Stall VIN: 1HGCG6671X
P0301: Cylinder 1 Misfire Detected. This car came into our shop with a low idle / stalls occasionally complaint. I cleaned the throttle body; replaced the idle control valve; adjusted the valve clearance. The spark plugs were recently replaced, and compression readings of 165 thru 175 were recor...
September 12, 2013
2011 Toyota RAV4 2.5L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 2T3BF4DV6B
P0301: 1 misfire. ... loud noise" upon start up. Came in with p0300, p0301,p302,p303 and p304. Cleared codes. 1st drive MIL flashes and engine misses, (excessive fuel/cataylst damaging condition)p0301 and p0171. watched fuel trims in the bay, they would swing from over +20%...
September 13, 2013
2002 Toyota Camry LE 3.0L Excessive Emissions, Poor Idle Quality, Hesitation, Cuts out, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 4T1BF32KX2
P0301: Cylinder 1 Misfire Detected. Car starts up and runs a little rough but not terrible. After idle for about a minute runs a little better but not perfect. Car has low power when driving at all times. Do not feel a strong misfire. Sometimes will pop back through intake like running too lean....
September 17, 2013
2008 Mini Cooper S 1.6L MIL Lamp on VIN: WMWMF73558
This vehicle came into me misfiring on all cylinders, runs very rough all the time. Checked fuel pressure @ tank 45psi. checked high pressure fuel on scanner and it sits around 680 - 700 at idle. spec says its around 725psi(doesnt say how much tolerance)Lab sc...
September 18, 2013
2002 Toyota Camry LE 3.0L Excessive Emissions, Poor Idle Quality, Hesitation, Cuts out, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 4T1BF32KX2
P0301: Cylinder 1 Misfire Detected. Car starts up and runs a little rough but not terrible. After idle for about a minute runs a little better but not perfect. Car has low power when driving at all times. Do not feel a strong misfire. Sometimes will pop back through intake like running too lean....
September 18, 2013
2001 Volkswagen EuroVan MV 2.8L Misfire, MIL Lamp on VIN: WV3AB47011
Ok I would like to thank you all in advance for this one... I have been pulling out my hair on this. I am not too familiar with the VW motors and this one is really throwing me for a loop. Its a VR6 DOHC. Van came in with customer stating that it intermittent...
September 20, 2013
2009 Volkswagen Passat Komfort 2.0L Misfire, MIL Lamp on VIN: WVWJK73C99
P0301: Miss 1. We really need some help with this one. We moved everything looking for this miss but come up with no change. Car only misfires the first minute or so of running and always #two cly. We are about ready to take the intake off and move the Injectors but don't ha...
September 20, 2013
2009 Volkswagen Passat Komfort 2.0L Misfire, MIL Lamp on VIN: WVWJK73C99
P0301: Miss 1. We really need some help with this one. We moved everything looking for this miss but come up with no change. Car only misfires the first minute or so of running and always #two cly. We are about ready to take the intake off and move the Injectors but don't ha...
September 21, 2013
2006 Chevrolet Aveo LS 1.6L Hesitation, Cuts out, MIL Lamp on, MIL flashing VIN: KL1TD66626
P0301: Cylinder 1 Misfire Detected. Vehicle came in with mil flashing, customer said ran ok, felt like misfire. Requested tuneup. Pulled ignition wires found spark plug tubes half full of oil. Code P2680-could not find a description on scan tool, IATN, AllDATA, or Google. Replaced plugs, wires, ...
September 30, 2013
2003 Honda Element EX 2.4L Misfire VIN: 5J6YH27543
P0301: Cylinder 1 Misfire Detected. All Repairs made no change. Next step is to check Exhaust Valve Clearance. But wanted to put on here and get some feedback before went any futher. Thanks
September 30, 2013