Pinpoint Test B : The Intermittent And/Or Low Speed Windshield Wipers Are Inoperative: Notes
WARNING: This page is about a different car, the 2018 Ford F-550 Super Duty, 2018 Ford F-450 Super Duty, 2018 Ford F-350 Super Duty, and 2018 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
Refer to Wipers and Washers for schematic and connector information.
Normal Operation and Fault Conditions
REFER to: Wipers and Washers - System Operation and Component Description .
SCCM DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| B1131:08 | Wiper motor module: Bus Signal / Message Failure | Sets when the SCCM detects a communication fault with the windshield wiper motor over the LIN. |
| B1131:11 | Wiper motor module: Circuit Short to Ground | Sets when the SCCM detects a short to ground from the windshield wiper motor LIN circuit. |
Possible Sources
- Wiring, terminals or connectors
- Wiper/washer switch
- Windshield wiper motor
- Rain sensor
- SCCM
Visual Inspection and Diagnostic Pre-checks
- Inspect the wiper/washer switch for damage