B1693 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B1693 – Autolamp On Circuit Failure


B1693 Possible Symptoms


Engine Light ON (or Service Engine Soon Warning Light)


B1693 Possible Causes


Faulty Autolamp On Circuit,Faulty Body Control Module (BCM)


B1693 Description


The Body Control Module (BCM) monitors the Autolamp On Circuit. The BCM sets the OBDII code when the Autolamp On Circuit is not to factory specifications.