B1551 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B1551 – Decklid Release Circuit Failure

 

B1551 Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

B1551 Possible Causes

 

Faulty Decklid Release Switch,Decklid Release Switch harness is open or shorted,Decklid Release Switch circuit poor electrical connection,Faulty Body Control Module (BCM)

 

B1551 Description

 

The Body Control Module (BCM) monitors the Decklid Release Switch. The BCM sets the OBDII code when the Decklid Release Switch is not to factory specifications.