B1393 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B1393 – Power Door Memory Lock Relay Circuit Open

 

B1393 Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

B1393 Possible Causes

 

Faulty Power Door Memory Lock Relay,Power Door Memory Lock Relay harness is open or shorted,Power Door Memory Lock Relay circuit poor electrical connection,Faulty Body Control Module (BCM)

 

B1393 Description

 

The Body Control Module (BCM) monitors the Power Door Memory Lock Relay. The BCM sets the OBDII code when the Power Door Memory Lock Relay is not to factory specifications.