B2494 Code: Meaning, Causes, and Symptoms | OBD2 Codes
B2494 – Anti-Theft Horn Output Circuit Short To Battery
B2494 Possible Symptoms
Engine Light ON (or Service Engine Soon Warning Light)
B2494 Possible Causes
Faulty Anti-Theft Horn,Anti-Theft Horn harness is open or shorted,Anti-Theft Horn circuit poor electrical connection
The Body Control Module (BCM) monitors the Anti-Theft Horn. The BCM sets the OBDII code when the Anti-Theft Horn is not to factory specifications.