P0157 Diagnostic Trouble Code Discussion for April 2005
Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Low Voltage
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| Help Request | Posted | |
| 1999 Chevrolet K1500 Suburban 5.7L MIL Lamp on VIN: 1GNFK16R9X P0157: Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Low Voltage. This Suburban will set Code P0137 and P0157 after two trips. Both codes indicate low oxygen sensor voltage at the rear sensors. Using a Snapon scanner and reading oxygen sensors in closed loop both front sensors fluctuate evenly between .08 volt and .9 volt. B... |
April 12, 2005 |
