misfire in cylander 4
20

Asked by MiTo_2663 Mar 16, 2017 at 01:37 PM about the 2001 Pontiac Grand Am GT

Question type: Maintenance & Repair

What to do to correct this issue with codes
B1001,C1275,C1298,P0300,P1189,U1040,P0304.
Car is idling rough while holding the brake pedal in
drive position...engine light flashes while driving

4 Answers
20

MiTo_2663 answered 7 years ago

Also diagnosis says misfire in cylander 4. Tried replacing coil pack but didnt help

2 people found this helpful.
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189,405

Paul answered 7 years ago

P1275 Accelerator Pedal Position (APP) Sensor 1 Circuit, P1189 Engine Oil Pressure Switch Circuit, P0304 Cylinder 4 Misfire Detected, U1040 ABS issue, P0300 Cylinder Misfire Detected Random Cylinders,

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