B1477 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B1477 – Wiper Hi/Low Circuit Motor Short To Ground

 

B1477 Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

B1477 Possible Causes

 

Faulty Wiper Hi/Low Circuit Motor,Wiper Hi/Low Circuit Motor harness is open or shorted,Wiper Hi/Low Circuit Motor circuit poor electrical connection,Faulty Body Control Module (BCM)

 

B1477 Description

 

The Body Control Module (BCM) monitors the Wiper Hi/Low Circuit Motor. The BCM sets the OBDII code when the Wiper Hi/Low Circuit Motor is not to factory specifications.