B2349 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B2349 – Mirror Switch Reference Voltage Negative Common Open Circuit


B2349 Possible Symptoms


Engine Light ON (or Service Engine Soon Warning Light)


B2349 Possible Causes


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


B2349 Description


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