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P0157 Diagnostic Trouble Code Discussion for December 2004

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 GMC Sierra 1500 SL 4.8L No Start VIN: 2GTEC19V6X
P0157: Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Low Voltage. GREETINGS FROM NORTHERN ONTARIO,CANADA, PROBLEM--THIS TRUCK WILL NOT START OUTSIDE IN THE COLD. IT FLOOD (WET PLUGS) EVERY TIME NOW. PUSH IT INSIDE TO WARM UP FOR A FEW HOURS AND IT WILL START WITH A FLIP OF THE KEY, OR AFTER IT HAS BEEN RUNNING. GO BACK OUTSI...
December 01, 2004
1996 Chevrolet K2500 Cheyenne 5.7L Cuts out, MIL Lamp on VIN: 1GCGK29R7T
P0157: Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Low Voltage. while driving when under full throttle, truck looses all power, looses speed, but will never die. If you play with the throttle truck will reach higher speeds, but if you put it in 5th gear at 60 no matter what you do it will bog down. I think it is fuel relat...
December 29, 2004