B1175 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B1175 – Drivers Door Ajar Switch General Electrical Failure

 

B1175 Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

B1175 Possible Causes

 

Faulty Drivers Door Ajar Switch,Drivers Door Ajar Switch harness is open or shorted,Drivers Door Ajar Switch circuit poor electrical connection,Faulty Body Control Module (BCM)

 

B1175 Description

 

The Body Control Module (BCM) monitors the Drivers Door Ajar Switch. The BCM sets the OBDII code when the BCM detects an open from the left front door ajar circuit.