Test E: The High Speed Wipers Do Not Operate Correctly - Front
PINPOINT TEST E: THE HIGH SPEED WIPERS DO NOT OPERATE CORRECTLY - FRONTE1-E2:
Normal Operation
The multifunction switch receives power through circuit 950 (WH/BK). The windshield wiper motor receives power from the multifunction switch through circuit 28 (BK/PK) for low or intermittent speed and through circuit 56 (DB/OG) for high speed. The windshield wiper motor also receives power from the SJB fuse 25 (20A) through circuit 941 (BK/WH) for park. A return is supplied back to the multifunction switch from the windshield wiper motor through circuit 65 (DG). The windshield wiper motor and the multifunction switch are grounded through circuit 57 (BK).
Possible Causes
- Circuit 56 (DB/OG) open
- Windshield wiper motor
- Multifunction switch