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P0354 Diagnostic Trouble Code Discussion for September 2012

Ignition Coil 4 Control Circuit Malfunction


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Trouble Ticket Help Requests for DTC P0354
Help Request Posted
2004 Chrysler Pacifica 3.5L Stall, Misfire, MIL Lamp on VIN: 2C8GM68444
P0354: 4 ignition coil control circuit. I stuck to the ign coil diagnostics because the #5 cyl was not firing and like I said after replacement it ran good untill it was dropped into gear and driven maybe something is getting pulled apart
September 10, 2012
2004 Ford F-150 Lariat 5.4L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FTPX12594
P0354: Ignition COP 4 Primary/Secondary Circuit Malfunction. ... before. Truck came in with misfire on multiple cylinders. Replaced all plugs and coils. Still has misfire t idle. Once you give it gas it smoothes out. smoked the intake and found smll pinholes all over the place in the intake manifold. Pulled the intake t...
September 28, 2012
2004 Chrysler Pacifica 3.5L Stall, Misfire, MIL Lamp on VIN: 2C8GM68444
P0354: 4 ignition coil control circuit. I stuck to the ign coil diagnostics because the #5 cyl was not firing and like I said after replacement it ran good untill it was dropped into gear and driven maybe something is getting pulled apart
September 10, 2012
2004 Ford F-150 Lariat 5.4L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FTPX12594
P0354: Ignition COP 4 Primary/Secondary Circuit Malfunction. ... before. Truck came in with misfire on multiple cylinders. Replaced all plugs and coils. Still has misfire t idle. Once you give it gas it smoothes out. smoked the intake and found smll pinholes all over the place in the intake manifold. Pulled the intake t...
September 28, 2012