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P0031 Diagnostic Trouble Code Discussion for March 2013

Air Fuel Sensor (Bank 1 Sensor 1) Heater Control Circuit Low Voltage

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Trouble Ticket Help Requests for DTC P0031
Help Request Posted
2002 Dodge Ram 1500 Van 3.9L Surge, MIL Lamp on VIN: 2B7HB11X32
P0031: Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Control Circuit Low Voltage. This Van is a Work Vehicle and the Customer has delt with this problem for two Months. I Have Checked All Wiring and Voltages, With the ASD Relay Jumped I Have 12 Volts to Heaters and With the DRB III Preformed The Heater Test and Check Voltage on the Signal F...
March 29, 2013