Join Now
International Automotive Technicians Network

P0641 Diagnostic Trouble Code Discussion for February 2015

5-Volt Reference 1 Circuit Malfunction


Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P0641
Help Request Posted
2005 Subaru Forester X 2.5L Surge VIN: JF1SG63605
P0641: Sensor reference voltage A circuit open. ... grief and we need your opinions. The customer complains of an intermittent surge or buck while driving and a check engine light on. We have never experienced the buck, we even had someone in the car while the customer said it was happening and didn't feel ...
February 25, 2015