Dodge P1641 FC Relay 1 Control Circuit Description OBD-II Trouble Code Description for P1641 Dodge FC Relay 1 Control Circuit OBD-II Trouble Code Description for P1641 Dodge VI Motor Open/Short Coil2 PSA OBD-II Trouble Code Description for P1641 Dodge Fuel pump Primary circuit failure VAG OBD-II Trouble Code Description for P1641 Dodge Please check DTC Memory of Air Condition ECU