B1549 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B1549 – Power Window Master Circuit Short To Battery


B1549 Possible Symptoms


Engine Light ON (or Service Engine Soon Warning Light)


B1549 Possible Causes


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


B1549 Description


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