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P0642 Diagnostic Trouble Code Discussion for August 2022

Sensor Reference Voltage 1 Circuit Low


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Trouble Ticket Help Requests for DTC P0642
Help Request Posted
2007 Dodge Charger R/T 5.7L transmission VIN: 2B3KA53H67
P0642: Sensor Reference Voltage 1 Circuit Low. ... came in with mil on and a harsh transmission engament (I have not driven the car to see if it also shifts hard) it had codes in the cluster, steering module, abs module, and transmission, and no codes on the ECM, every two key cycles the P0642 sets on ...
August 14, 2022