B1605 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B1605 – Lamp Anti-Theft Indicator Circuit Short To Battery

 

B1605 Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

B1605 Possible Causes

 

Faulty Lamp Anti-Theft Indicator,Lamp Anti-Theft Indicator harness is open or shorted,Lamp Anti-Theft Indicator circuit poor electrical connection,Faulty Body Control Module (BCM)

 

B1605 Description

 

The Body Control Module (BCM) monitors the Lamp Anti-Theft Indicator. The BCM sets the OBDII code when the Lamp Anti-Theft Indicator is not to factory specifications.