B1500 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B1500 – Lamp Turn Signal Left Circuit Open

 

B1500 Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

B1500 Possible Causes

 

Faulty Lamp Turn Signal Left,Lamp Turn Signal Left harness is open or shorted,Lamp Turn Signal Left circuit poor electrical connection

 

B1500 Description

 

The Body Control Module (BCM) monitors the Lamp Turn Signal Left. The BCM sets the OBDII code when the Lamp Turn Signal Left is not to factory specifications.