B1622 Code: Meaning, Causes, and Symptoms | OBD2 Codes
B1622 – Wiper Rear Low Limit Input Circuit Short To Ground
B1622 Possible Symptoms
Engine Light ON (or Service Engine Soon Warning Light)
B1622 Possible Causes
Faulty Wiper Rear Switch,Wiper Rear Switch harness is open or shorted,Wiper Rear Switch circuit poor electrical connection,Faulty Body Control Module (BCM)
The Body Control Module (BCM) monitors the Wiper Rear Low Limit. The BCM sets the OBDII code when the Wiper Rear Low Limit is not to factory specifications.