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.