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P0301 Diagnostic Trouble Code Discussion for March 2005

Cylinder 1 Misfire Detected


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Trouble Ticket Help Requests for DTC P0301
Help Request Posted
1997 BMW 540i 4.4L Stall, MIL Lamp on VIN: WBADE6328V
P0301: 1 cylinder misfire. Hello BMW techs, I'm trying to get a handle on this BMW. The customer says it begins idling poorly and stalling when the fuel gauge falls below 1/4 tank. Alldata has no repair track for the P1585 code, and I'm assuming the others are related. There is no appar...
March 01, 2005
1996 Jeep Grand Cherokee Laredo 4.0L Cuts out, Misfire VIN: 1J4FX5857T
P0301: Cylinder 1 Misfire Detected. Jeep arrived in shop for a cold start complaint. It ran fair when warmed up but had to be ambiant temp to reproduce problem. The SES light yielded a cam or crank intermittent failure that led me to a underhood exam only to find that this had been someone elses...
March 10, 2005
1999 Lincoln Navigator 5.4L Poor Idle Quality, Misfire, MIL Lamp on VIN: 5LMPU28A5X
P0301: misfire cyl 1. Now it is misfiring on #1 and #2.No water is present.I have replaced the plugs and the coils on these two cylinders with no effect.What am I overlooking? Thanks in advance. Randy
March 16, 2005
2002 Mercury Cougar 2.5L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1ZWHT6IL42
keeps settimg cylinder missfire codes 301,302,and303 fuel pulse width 1 2.6ms width 2 is3.8 ms fuel trim is bank 1 -15% bank 2 is 20% i have mass air flow sensor and pressure regulator and seems to be ok and have checked ohms on injectors only sets codes at id...
March 16, 2005
2000 Honda Accord EX 3.0L Poor Idle Quality, Surge, Stall, Misfire, MIL Lamp on VIN: 1HGCG1658Y
P0301: Cylinder 1 Misfire Detected. hi all Honda Tech: I am posting this for another shop. Car had been to three different Dealer. and two other shop. can't seem to fix the problem. dealer and other shop replace a lot of parts. but problem remain. cold start is perfect never had a problem. it al...
March 22, 2005
1995 Mercedes-Benz C280 2.8L Misfire VIN: WDBHA28E6S
P0301: 1 cylinder misfire. ... intermittant rough idle. problem could happen at any time. may take weeks or months between problem. the check engine light never comes on when the problem occurs, bulb is ok. checked for codes & found p0300 & 0301. cleared codes & went for a 1...
March 22, 2005
1999 Audi A4 1.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: WAUCB28D9X
P0301: cyl 1 missfire. ... idle custumer stated no check eng light on as soon i went to pull it in light came on got code p0301 check coil fnd no secondary output switched with another erased codes still cyl1 missfire check power to primary fnd 12.5v check to grnd fnd .1 ohms look o...
March 24, 2005