B1608 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B1608 – Illuminated Entry Input Open Circuit

 

B1608 Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

B1608 Possible Causes

 

Faulty Illuminated Entry Input Switch,Illuminated Entry Input Switch harness is open or shorted,Illuminated Entry Input Switch circuit poor electrical connection

 

B1608 Description

 

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