Join Now
International Automotive Technicians Network

P0301 Diagnostic Trouble Code Discussion for April 2008

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
2003 Ford F-250 Super Duty Lariat 5.4L Cuts out, Stall, MIL Lamp on VIN: 1FTNW21L23
P0301: Fault Cylinder 1 Misfire Detected. tested all grounds and power input on pcm,tested wires to crank sensor the problem iam haveing is that the truck will idle for ever and will stal out after awhile when it is in drive.it will start back up and then dye again. found that the injector close down ...
April 01, 2008
2003 Land Rover Freelander SE 2.5L MIL Lamp on VIN: SALNY22223
P0301: none. Hey Guys, This car came to me from used car lot, In limp mode. Retreaved above codes, cleared all and restarted. As soon as i put it in gear , service engine lamp came back. I checked eng ECU , no codes. Checked trans and the P1748 was there. Cleared it again...
April 01, 2008
2003 Land Rover Freelander SE 2.5L MIL Lamp on VIN: SALNY22263
P0301: Cylinder 1 misfire. Vehicle came in with misfire #1,2,4,5,6, P0171 lean bank 1, P0174 lean bank 2, and P1470 variable intake motor fault. Smoke tested and repaired all air leaks and reset adaptions. Replaced variable intake control motor. Fuel trims coss banks too far apart. Repl...
April 04, 2008
2001 Honda S2000 2.0L Misfire, MIL Lamp on VIN: J123E43561
P0301: Cylinder 1 Misfire Detected. ... thats been in now a couple of times with misfire codes p0301 & p0303. we swapped ignition coils and replaced plugs the 1st time it was in. (we have never experienced a misfire) Vehicle returned about a week later with same codes. we adjusted the valves...
April 08, 2008
1999 BMW 328i 2.8L Misfire, MIL Lamp on VIN: WBAAM5533X
i dont have a smoke machine to check intake gasket,being that the misfire is at idle only.so I'm thinking that maybe cam sensor's bad.info is limited for this so if any of you BMW techs could lead me in the right direction it would be grateful thanks
April 12, 2008
1999 BMW 328i 2.8L Misfire, MIL Lamp on VIN: WBAAM5533X
i dont have a smoke machine to check intake gasket,being that the misfire is at idle only.so I'm thinking that maybe cam sensor's bad.info is limited for this so if any of you BMW techs could lead me in the right direction it would be grateful thanks
April 15, 2008
1996 Ford Explorer Eddie Bauer 4.0L Poor Idle Quality, Stall, Misfire, MIL Lamp on VIN: 1FMDU32X9T
P0301: cly miss fire. ... explorer came in complaining that it ran very bad I test drove after siting 4 hr started first crank all seamed fine test drove a couple miles parked it started it 2 times then test drove it 1 more time I found nothing I checked for pending codes and found...
April 24, 2008
2003 Volkswagen Beetle GLS 1.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: 3VWCD21CO3
P0301: 1 missfire. well this is what happening with this bug had codes listed on cold start this unit fires up missing on 1 and 2 in about 60 seconds it runns fair quits missing any how i swaped coils 1234 to 4321 and no change fine no coil problem so did same with injectors and...
April 24, 2008
1997 Mercury Sable GS 3.0L No Start VIN: 1MELM50U5V
P0301: misfire. towed in no start. no spark. one fast injector pulse. checked powers and grounds to computor from a electrical schematic possible i missed something. swapped out coil,crank sensor,computor, after computor swapped have injector pulse for about 4 seconds during ...
April 26, 2008
1996 Ford Taurus GL 3.0L Misfire, MIL Lamp on VIN: 1FALP57U4T
P0301: missfire on cyl 1. veh will run perfect for up to a week and then will have a missfire on cyl #1. This will happen in open loop and temp readings of 50 t0 60 degrees. light will flash for about 30 seconds and then the missfire will go away and veh will run perfect until the prob...
April 28, 2008
1996 Ford Windstar GL 3.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: 2FMDA5142T
P0301: cylinder 1 misfire detected. Van came in for runs very rough misfires etc. found misfires on cylinder #1, 2, and 6. I found the coil was not getting good output to cylinders 2 & 6. I replaced it and misfires for cylinder #2 and 6 were gone (for now). Suggested replace plugs and wires ...
April 29, 2008