B1307 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B1307 – Oil Level Switch Circuit Short To Battery

 

B1307 Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

B1307 Possible Causes

 

Faulty Oil Level Switch,Oil Level Switch harness is open or shorted,Oil Level Switch circuit poor electrical connection,Faulty Powertrain Control Module (PCM)

 

B1307 Description

 

The Powertrain Control Module (PCM) monitors the Oil Level Switch. The PCM sets the OBDII code when the Oil Level Switch is not to factory specifications.