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P0158 Diagnostic Trouble Code Discussion for November 2009

Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit High Voltage


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Trouble Ticket Help Requests for DTC P0158
Help Request Posted
2002 Audi A6 Quattro 2.7L MIL Lamp on VIN: WAULD54B32
P0158: O2 Bank 12 Voltage High Voltage. Vehicle has been to 3 shops for repair. Last shop was Audi dealer, who informed customer to replace pedal position sensor. He pulled car and replaced it himself. Of course codes returned. Scanned car and found 1.06 volts on both downstream O2 sensors, with no ...
November 19, 2009