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P0354 Diagnostic Trouble Code Discussion for February 2013

Ignition Coil 4 Control Circuit Malfunction

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Trouble Ticket Help Requests for DTC P0354
Help Request Posted
2003 Chrysler 300M 3.5L Cuts out, Misfire, MIL Lamp on VIN: 2C3HE66G33
P0354: Ignition Coil 4 Primary Circuit Malfunction. Hi chrysler techs" originally had a code "poo16"=cam/crank misalignment AND a po700,,, WE told him he needed t-belt w/pump job to fix that code,,did find marks "OFF", replaced belt+ now no more poo16,, but now it will code "right away&#...
February 01, 2013
2004 Ford Taurus SES 3.0L Misfire VIN: 1FAFP55SX4
P0354: Ignition COP 4 Primary/Secondary Circuit Malfunction. Can't figure this thing out, hope one of you ford guys can help me. Checked codes and found codes for ignition coils on cylinders 1, 2, 4. Switched coils, from known good cylinders to bad, no change. Replaced plugs. Noid light flashes at coil connectors. Compr...
February 27, 2013