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P0157 Diagnostic Trouble Code Discussion for July 2008

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

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Trouble Ticket Help Requests for DTC P0157
Help Request Posted
1999 Pontiac Firebird Formula 5.7L MIL Lamp on VIN: 2G2FV22G0X
P0157: Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Low Input. PLEASE help.I have wasted to meny days on this problem. Car came in with code po157 low voltage.Checking this problem with alldata(more like NODATA).monitoring voltage,its lowwer than specified.disconnected o2,grounded low voltage wire from computer,voltage is...
July 29, 2008