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P1200 Diagnostic Trouble Code Discussion for September 2007

Fuel Injector Circuit Malfunction

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Trouble Ticket Help Requests for DTC P1200
Help Request Posted
1997 Buick LeSabre Custom 3.8L Misfire, MIL Lamp on VIN: 1G4HP52K9V
P1200: Fuel Injector Circuit Malfunction. This car has the light on and the misfire counter shows #4 misfiring. i can barely feel a miss in engine. when it is of of idle, the counter does not show miss at all.noid flashes on #4 I suspect the injector driver because of the code but cannot pinpoint the ...
September 19, 2007