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P0137 Diagnostic Trouble Code Discussion for June 2007

Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage


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Trouble Ticket Help Requests for DTC P0137
Help Request Posted
1999 Chevrolet Silverado 1500 4.8L Hesitation, MIL Lamp on, backfires VIN: 2GCEK19V7X
P0137: Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage. checked fuel reg, working fine & not leaking, unpluged downstream o2s, ran better but still set same codes, plus set codes for low activity on sensors, ofcorse, i have also sprayed intake for leaks, fuel trims had no change. i also checked fuel volume, ple...
June 09, 2007
2003 Subaru Outback Limited 2.5L MIL Lamp on VIN: 4S3BH68673
P0137: Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage. Just looking for any input, looks like cat is bad to me, downstream o2 acts like cat is not there but why no p0420. also data not available for upstream o2 on genysis scan tool.whats up with that?
June 20, 2007
1999 Chevrolet Silverado 1500 4.8L Hesitation, MIL Lamp on, backfires VIN: 2GCEK19V7X
P0137: Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage. checked fuel reg, working fine & not leaking, unpluged downstream o2s, ran better but still set same codes, plus set codes for low activity on sensors, ofcorse, i have also sprayed intake for leaks, fuel trims had no change. i also checked fuel volume, ple...
June 09, 2007
2003 Subaru Outback Limited 2.5L MIL Lamp on VIN: 4S3BH68673
P0137: Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage. Just looking for any input, looks like cat is bad to me, downstream o2 acts like cat is not there but why no p0420. also data not available for upstream o2 on genysis scan tool.whats up with that?
June 20, 2007