B1520 Code: Meaning, Causes, and Symptoms | OBD2 Codes
B1520 – Hood Switch Circuit Open
B1520 Possible Symptoms
Engine Light ON (or Service Engine Soon Warning Light)
B1520 Possible Causes
Faulty Hood Switch,Hood Switch harness is open or shorted,Hood Switch circuit poor electrical connection,Faulty Body Control Module (BCM)
B1520 Description
The Body Control Module (BCM) monitors the Hood Switch. The BCM sets the OBDII code when the Hood Switch is not to factory specifications.