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P0137 Diagnostic Trouble Code Discussion for May 2004

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 Volvo V70 2.4L MIL Lamp on VIN: YV1L256D0X
P0137: O2 Sensor circuit Low voltage Bank 1 Sensor 2. The car consistly sets fault codes yet seems to have no problem with vacuum leaks or other issues. After the intial fault code readout the client returned to the dealer for a warranty on the O2 sensor but was told the sensor was OK, the problem was a vacuum l...
May 12, 2004