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P0157 Diagnostic Trouble Code Discussion for August 2012

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 Chevrolet C3500 7.4L Hesitation, Surge VIN: 1GCHC33J8X
P0157: Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Low Voltage. Guys I need help. Chevy truck 7.4 comes in to the shop running fair. The truck was surging on the road and bogging down if you hit it hard from a stand still. Seem like a fuel problem. I test the pump and had only 48 pounds of pressure. I checked the spec. and...
August 21, 2012