B231C Code: Meaning, Causes, and Symptoms | OBD2 Codes

B231C – Rear Wiper Motor Control Circuit High

 

B231C Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

B231C 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)

 

B231C 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.