B1733 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B1733 – Mirror Driver Vertical Switch Circuit Failure

 

B1733 Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

B1733 Possible Causes

 

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

 

B1733 Description

 

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