Join Now
International Automotive Technicians Network

P0301 Diagnostic Trouble Code Discussion for January 2009

Cylinder 1 Misfire Detected


Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P0301
Help Request Posted
2001 Cadillac DeVille DHS 4.6L Misfire VIN: 1G6KE54Y31
P0301: misfire 1. Car orginally (08-2007 - 125,000km's) came in with misfire on #8 cylinder. Tested. Front coil was faulty. Replaced spark plugs (original), plug boots and front coil. Car returned with misfire & po300 (10/2007 - 126,600km's). Tested, #2 cylinder misfire. R...
January 06, 2009
2000 BMW Z3 Roadster 2.5L Misfire VIN: 4USCH9345Y
P0301: misfire 1. Hi everyone. Have in a 2000 BMX Z-3 2.5 with intermittent misfires. Started out having problem for 1st few miles of driving after sitting overnight, then drove perfect for a week. Now got worse and only occasionally will run good. Has codes for all misc misfir...
January 08, 2009
2002 Ford Windstar 3.8L Hesitation, Cuts out VIN: 2FTZA54432
P0301: cyl 1 missfire. vehicle seems to cutout not cutoff ,at full or almost full throttle.almost like loose cranksensor or something similar.anything less than full throttle runs fine.the cylinder # 1 missfire doesnt seem to be true,it does not skip now or no random skip either.its...
January 08, 2009
2001 Jeep Cherokee Limited 4.0L Misfire VIN: 1J4FF68S61
P0301: Cylinder 1 Misfire Detected. hi customer said started vehicle ran rough and check engine light flashing during cold weather 0 degees f. never happened for me but had misfire codes for cyl. 1 and cyl.6 and felt a little rough idle at times. after test drive show misfires on cyl.1 at idle g...
January 10, 2009
2002 Volvo S80 2.9 2.9L No Start VIN: VV1TS92D82
P0301: Misfire 1. Hi all,first let me say this is a post for a friend.He tell me the car was running when it came in (badly)they did basic maintenance,and put the codes.Decided to replace coil pack ,Var.Val.timimg solenoid,and oil trap.Then the car would start and die,washed th...
January 10, 2009
2003 Honda Pilot EX 3.5L Surge, Misfire, MIL Lamp on VIN: 2HKYF185X3
P0301: Cylinder 1 Misfire Detected. Car came to the shop with all those codes mentioned including P0305 and P0306 and with the VTM ligth On , I went to test drive it and there was no misfire felt , only a shudder and jerking exactly around 50 miles per hour , if I kept going faster , shuddering ...
January 14, 2009
1999 Toyota Solara SE 3.0L Misfire, MIL Lamp on VIN: 2TICF28P7X
P0301: Cylinder 1 Misfire Detected. This beast is very intermintant. When it the problem occurs it's like a switch. It will occur at start up or while driving down the road. The fuel trim #s are high only on one bank. Short FT #1 19.4 Short FT 52.2. the other bank SFT -7.9 lft -0.1. When there i...
January 14, 2009
2004 Chrysler PT Cruiser 2.4L No Start, Misfire, MIL Lamp on VIN: 3C4FY48D84
P0301: Cylinder 1 Misfire Detected. this vehicle came in with a misfire for diagnosis and had spark arching from coil. this vehicle died and will not start in the bay. when i turn the key (nothing). code p0499 (nvdl vent solenoid) will not clear and the asd relay is tripped everytime the key is ...
January 19, 2009
2002 Mazda Protege5 2.0L Surge, Cuts out, MIL Lamp on VIN: JM1BJ246X2
P0301: Cylinder 1 Misfire Detected. ... far. After driving for an estimated 2 or 3 miles distance, the vehicle will bog down, and I mean bog. Not like a misfire, but "like" a drop in fuel pressure. The vehicle drops off power and undergoes a constant deceleration with no throttle control...
January 20, 2009
1999 Cadillac Catera 3.0L Misfire, MIL Lamp on VIN: W06VR522R8
P0301: Cylinder 1 Misfire Detected. Vehicle came in with very bad misfires, scanned and found multiple misfire codes as well as random misifire code. We checked spark plugs and replaced all. Checked coil outputs and found they were poor, relaced coils and vehicle ran good, returned to customer. ...
January 22, 2009
2000 Toyota Sienna CE 3.0L Misfire VIN: AT3ZF13C9Y
P0301: Cylinder 1 Misfire Detected. This sienna mini van bogs and misfires under full throttle load, we replaced the fuel filter, serviced the injectors, and it didn't fix the problem. We tested fuel pressure, Mass Air Flow meter, throttle position sensor, and replaced the plugs and wires. Still...
January 22, 2009
2002 Chevrolet Tahoe LS 5.3L Surge, Misfire, MIL Lamp on VIN: 1GNEK13Z42
P0301: Misfire cylinder 1. ... vehicle under hard acceleration power falls off and the engine begins to surge. If the throttle is backed off a little then the power returns. The first code to come up was a P0301 so I moved the coil pack, plug wire, and pl...
January 24, 2009
2001 Cadillac DeVille DHS 4.6L Misfire VIN: 1G6KE54Y31
P0301: misfire 1. Car orginally (08-2007 - 125,000km's) came in with misfire on #8 cylinder. Tested. Front coil was faulty. Replaced spark plugs (original), plug boots and front coil. Car returned with misfire & po300 (10/2007 - 126,600km's). Tested, #2 cylinder misfire. R...
January 06, 2009
2000 BMW Z3 Roadster 2.5L Misfire VIN: 4USCH9345Y
P0301: misfire 1. Hi everyone. Have in a 2000 BMX Z-3 2.5 with intermittent misfires. Started out having problem for 1st few miles of driving after sitting overnight, then drove perfect for a week. Now got worse and only occasionally will run good. Has codes for all misc misfir...
January 08, 2009
2002 Ford Windstar 3.8L Hesitation, Cuts out VIN: 2FTZA54432
P0301: cyl 1 missfire. vehicle seems to cutout not cutoff ,at full or almost full throttle.almost like loose cranksensor or something similar.anything less than full throttle runs fine.the cylinder # 1 missfire doesnt seem to be true,it does not skip now or no random skip either.its...
January 08, 2009
2001 Jeep Cherokee Limited 4.0L Misfire VIN: 1J4FF68S61
P0301: Cylinder 1 Misfire Detected. hi customer said started vehicle ran rough and check engine light flashing during cold weather 0 degees f. never happened for me but had misfire codes for cyl. 1 and cyl.6 and felt a little rough idle at times. after test drive show misfires on cyl.1 at idle g...
January 10, 2009
2002 Volvo S80 2.9 2.9L No Start VIN: VV1TS92D82
P0301: Misfire 1. Hi all,first let me say this is a post for a friend.He tell me the car was running when it came in (badly)they did basic maintenance,and put the codes.Decided to replace coil pack ,Var.Val.timimg solenoid,and oil trap.Then the car would start and die,washed th...
January 10, 2009
2003 Honda Pilot EX 3.5L Surge, Misfire, MIL Lamp on VIN: 2HKYF185X3
P0301: Cylinder 1 Misfire Detected. Car came to the shop with all those codes mentioned including P0305 and P0306 and with the VTM ligth On , I went to test drive it and there was no misfire felt , only a shudder and jerking exactly around 50 miles per hour , if I kept going faster , shuddering ...
January 14, 2009
1999 Toyota Solara SE 3.0L Misfire, MIL Lamp on VIN: 2TICF28P7X
P0301: Cylinder 1 Misfire Detected. This beast is very intermintant. When it the problem occurs it's like a switch. It will occur at start up or while driving down the road. The fuel trim #s are high only on one bank. Short FT #1 19.4 Short FT 52.2. the other bank SFT -7.9 lft -0.1. When there i...
January 14, 2009
2004 Chrysler PT Cruiser 2.4L No Start, Misfire, MIL Lamp on VIN: 3C4FY48D84
P0301: Cylinder 1 Misfire Detected. this vehicle came in with a misfire for diagnosis and had spark arching from coil. this vehicle died and will not start in the bay. when i turn the key (nothing). code p0499 (nvdl vent solenoid) will not clear and the asd relay is tripped everytime the key is ...
January 19, 2009
2002 Mazda Protege5 2.0L Surge, Cuts out, MIL Lamp on VIN: JM1BJ246X2
P0301: Cylinder 1 Misfire Detected. ... far. After driving for an estimated 2 or 3 miles distance, the vehicle will bog down, and I mean bog. Not like a misfire, but "like" a drop in fuel pressure. The vehicle drops off power and undergoes a constant deceleration with no throttle control...
January 20, 2009
1999 Cadillac Catera 3.0L Misfire, MIL Lamp on VIN: W06VR522R8
P0301: Cylinder 1 Misfire Detected. Vehicle came in with very bad misfires, scanned and found multiple misfire codes as well as random misifire code. We checked spark plugs and replaced all. Checked coil outputs and found they were poor, relaced coils and vehicle ran good, returned to customer. ...
January 22, 2009
2000 Toyota Sienna CE 3.0L Misfire VIN: AT3ZF13C9Y
P0301: Cylinder 1 Misfire Detected. This sienna mini van bogs and misfires under full throttle load, we replaced the fuel filter, serviced the injectors, and it didn't fix the problem. We tested fuel pressure, Mass Air Flow meter, throttle position sensor, and replaced the plugs and wires. Still...
January 22, 2009
2002 Chevrolet Tahoe LS 5.3L Surge, Misfire, MIL Lamp on VIN: 1GNEK13Z42
P0301: Misfire cylinder 1. ... vehicle under hard acceleration power falls off and the engine begins to surge. If the throttle is backed off a little then the power returns. The first code to come up was a P0301 so I moved the coil pack, plug wire, and pl...
January 24, 2009