B1774 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B1774 – Mirror Driver Up Circuit Open


B1774 Possible Symptoms


Engine Light ON (or Service Engine Soon Warning Light)


B1774 Possible Causes


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


B1774 Description


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