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)

 

B1622 Description

 

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.