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P0137 Diagnostic Trouble Code Discussion for April 2011

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

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Trouble Ticket Help Requests for DTC P0137
Help Request Posted
1998 Saturn SW2 1.9L Misfire VIN: 1G8ZK8270W
P0137: Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage. Car came in running poorly, after retrieving codes noticed car had a random cylinder misfire, with two bad oxygen sensors. Replaced all that, took the car on a test drive to find that is had a misfire on cylinder 4 mainly still but you only notice it once you ...
April 25, 2011