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P0307 Diagnostic Trouble Code Discussion for March 2009

Cylinder 7 Misfire Detected

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Trouble Ticket Help Requests for DTC P0307
Help Request Posted
2005 Jaguar S-Type Sport 4.2L Misfire VIN: SAJWA0IU75
... p0301, p0303, p0305, p0307, and p1316. customer stated that car was missing. but now seems fine. Just wondering where to start on this one and would gre...
March 03, 2009
1999 Ford F-150 Lariat 4.6L Hesitation, Misfire, MIL Lamp on, intermittin VIN: 1FTRX07W9X
P0307: misfire cylinder 7. the misfire comes and goes one min it runs fine the next its misfireing bad only on #7 the computer doesnt even pick up the miss all the time. timing is all over the place on the scanner fuel trim is going crazy on bank 2 also ive been messing with this truck ...
March 12, 2009
2000 Land Rover Discovery Series II 4.0L Misfire, MIL Lamp on VIN: SALTY1243Y
P0307: Cyl 7 misfire. Vehicle has misfire under load @ about 1600 rpm but not always. We have replaced, plugs, wires & ignition coils with dealer parts after wetting them down & causing misfire in shop. We also cleaned MAF & performed injector cleaning. Car runs great &...
March 19, 2009
1998 Dodge Ram 1500 Laramie 5.2L Misfire VIN: 1B7HF1643W
P0307: 7 misfire. We have checked spark out put, changed plugs, swapped injectors, commpression is 110psi thought maybe it has a vacuum leak at manifold so changed gaskets. Mis fire seems to be much more noticeable at idle, that's why we were thinking vacuum leak.
March 26, 2009