B1746 Code: Meaning, Causes, and Symptoms | OBD2 Codes
B1746 – Mirror Passenger Horizontal Switch Circuit Open
B1746 Possible Symptoms
Engine Light ON (or Service Engine Soon Warning Light)
B1746 Possible Causes
Faulty Mirror Passenger Horizontal Switch,Mirror Passenger Horizontal Switch harness is open or shorted,Mirror Passenger Horizontal Switch circuit poor electrical connection,Faulty Body Control Module (BCM)
B1746 Description
The Body Control Module (BCM) monitors the Mirror Passenger Horizontal Switch. The BCM sets the OBDII code when the Mirror Passenger Horizontal Switch is not to factory specifications.