P0137 Diagnostic Trouble Code Discussion for September 2009
Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage
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| Help Request | Posted | |
| 2000 Chevrolet Silverado 1500 4.8L MIL Lamp on VIN: 1GCEK19V8X P0137: Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage. hello all! we have a 2000 k1500 w/a p0137 02 sensor circuit low voltage (bank 1 sensor 2). i did verify low voltage at 02 sensor. b2s2 is normal. b1s2 only low at idle. did graph both rear 02 sensors and can see low voltage b1s2. operates normally at 2500rpm. ... |
September 15, 2009 |
