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P0306 Diagnostic Trouble Code Discussion for July 2007

Cylinder 6 Misfire Detected


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Trouble Ticket Help Requests for DTC P0306
Help Request Posted
1999 Land Rover Range Rover SE 4.0L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: SALPV1246X
Thanks to all of you who try to help me tackle this one. Cold start the vehicle idles rough and misfires for a couple minutes, then idle smooths out and misfire disappears. Cold, or warm, open the throttle and the vehicle hesitates. Not just momentarily but a ...
July 05, 2007
2002 Mercedes-Benz C240 2.6L Poor Idle Quality, Misfire, MIL Lamp on VIN: WDBRF61J82
P0306: Misfire Cyl6. This problem happens only after 30 minutes or more of engine running and when its present if you cycle Ign OFF and start engine again problem disapear for many minutes; also What I found in misfire cylinders is that ignition coil firing signal is missed, Power...
July 06, 2007
2001 Mercedes-Benz ML320 3.2L Misfire, MIL Lamp on VIN: 4JGAB54EX1
P0306: misfire 6 cyl. ... engine light on and a code p0306. When it came in I had a dead skip #6, had spark but no injector pulse. After clearing codes the injector pulse comes back, and the engine runs fine at idle and will reset the code only after driving under load. I have swap...
July 12, 2007
2001 Chrysler 300M 3.5L Hesitation, Surge, Cuts out, Misfire, MIL Lamp on VIN: 2C3HE66G11
P0306: Cylinder 6 Misfire Detected. Hello IATN fans, i have this really big problem with this 300m. the customer came into my shop and told me the check engine light was on and the vehicle was running rough. i checked the vehicle out and found 3 dtc's. po300, po305, and po306. i cleared the cod...
July 13, 2007
2002 Ford F-150 XL 4.2L MIL Lamp on VIN: 1FTRX172X2
P0306: cylinder 6 misfire. ... Came in with mil light on for p0302 and p0306, drove great! No mis felt while driving or at idle. Though it might be clogged egr ports because no light came on after unpluging vacuum line, so removed upper intake and all po...
July 13, 2007
2002 Mercedes-Benz C240 2.6L Poor Idle Quality, Misfire, MIL Lamp on VIN: WDBRF61J82
P0306: Misfire Cyl6. This problem happens only after 30 minutes or more of engine running and when its present if you cycle Ign OFF and start engine again problem disapear for many minutes; also What I found in misfire cylinders is that ignition coil firing signal is missed, Power...
July 21, 2007
2001 Audi S4 Avant 2.7L Surge, MIL Lamp on VIN: WAURD68D71
P0306: CYL6 misfire. Vehicle came in with a turbo boost problem.Seemed the turbo was surging upon boost first 15lbs. then 10lbs. erratically and continous always.We did a quick test on the computer memory.Recorded the codes then cleared them and drove the car and no codes have ret...
July 23, 2007
2000 BMW Z3 M Roadster 3.2L Misfire, MIL Lamp on VIN: WBSCM9342Y
P0306: 6 Misfire. Please help me! This BMW is intermittantly dropping what seems to be a random cylinder. I can never catch it in the act with test equipment hooked up, but experienced it once. It SEEMS like a injector or two dropping out and is most pronounced at idle. Cars wi...
July 26, 2007