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P0057 Diagnostic Trouble Code Discussion for March 2010

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

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Trouble Ticket Help Requests for DTC P0057
Help Request Posted
2006 Dodge Dakota SLT 4.7L MIL Lamp on VIN: 1D7HW48NX6
P0057: Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Low Voltage. dtc will clear with sensor disconnected. checked controll circuits all 4 o2 sensor heater controll circuits for short to ground all ok tested heater no heater controll from computer will run heater .5 sec then voltage drops to 0v .fail safe? with 02 sensor ins...
March 17, 2010