B231D Code: Meaning, Causes, and Symptoms | OBD2 Codes
B231D – Rear Wiper Motor Control Circuit Open
B231D Possible Symptoms
Engine Light ON (or Service Engine Soon Warning Light)
B231D Possible Causes
Faulty Rear Wiper Motor Relay,Rear Wiper Motor Relay harness is open or shorted,Rear Wiper Motor Relay circuit poor electrical connection,Faulty Totally Integrated Power Module (TIPM)
B231D Description
The Totally Integrated Power Module (TIPM) monitors the Rear Wiper Motor Control Circuit. The TIPM sets the OBDII code when the Rear Wiper Motor Control Circuit is not to factory specifications.