P0157 Diagnostic Trouble Code Discussion for March 2012
Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Low Voltage
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| Help Request | Posted | |
| 1999 GMC Sierra 1500 SL 5.3L Misfire VIN: 2GTEK19T9X P0157: Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Low Voltage. Fuel pressure is 56psi. Misfiring on cylinder 4 most of the time and sometimes on cylinder 6. Replaced coils and injectors. Injectors are noiding. Compression is 150 psi. Need help if anyone has any ideas, it would be greatly appreciated. |
March 29, 2012 |
