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P0354 Diagnostic Trouble Code Discussion for October 2012

Ignition Coil 4 Control Circuit Malfunction

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Trouble Ticket Help Requests for DTC P0354
Help Request Posted
2004 Mercury Sable LS Premium 3.0L Misfire VIN: 1MEFM55524
P0354: Ignition COP 4 Primary/Secondary Circuit Malfunction. ... intake and codes p0135,p0352,p0354,p0355,p0645,p0740,p0743 and p1270. I expected that rat had chewed coil wires but when i pulled intake i could not find any issues so I replaced coils and plugs and reassembled. Cleared codes and started and I still have d...
October 04, 2012
2005 Ford Escape Limited 3.0L No Start, Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FMYU94145
P0354: Ignition COP 4 Primary/Secondary Circuit Malfunction. First time it came it found bad coil drivers in pcm sent out to have it repaired and replace all 6 coils with (aftermarket) Second time it came in same thing PCM zapped and #3/4 coil shorted this time replace coil#3/4 and got all 6 spark plugs from Ford and ha...
October 10, 2012