B1523 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B1523 – Keyless Entry Circuit Failure

 

B1523 Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

B1523 Possible Causes

 

Faulty Keyless Entry,Keyless Entry harness is open or shorted,Keyless Entry circuit poor electrical connection,Faulty Body Control Module (BCM)

 

B1523 Description

 

The Body Control Module (BCM) monitors the Keyless Entry. The BCM sets the OBDII code when the Keyless Entry is not to factory specifications.