B1787 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B1787 – Mirror Passenger Down Circuit Open


B1787 Possible Symptoms


Engine Light ON (or Service Engine Soon Warning Light)


B1787 Possible Causes


Faulty Mirror Passenger Down Motor,Mirror Passenger Down Motor harness is open or shorted,Mirror Passenger Down Motor circuit poor electrical connection,Faulty Body Control Module (BCM)


B1787 Description


The Body Control Module (BCM) monitors the Mirror Passenger Down Motor. The BCM sets the OBDII code when the Mirror Passenger Down Motor is not to factory specifications.