B1872 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B1872 – Turn Signal / Hazard Power Feed Circuit Short To Battery


B1872 Possible Symptoms


Engine Light ON (or Service Engine Soon Warning Light)


B1872 Possible Causes


Faulty Turn Signal / Hazard Switch,Turn Signal / Hazard Switch harness is open or shorted,Turn Signal / Hazard Switch circuit poor electrical connection,Faulty Body Control Module (BCM)


B1872 Description


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