Pinpoint Test B: The Intermittent And/Or Low Speed Windshield Wipers Are Inoperative: Notes
The Windshield Wipers Operate In Low Speed For All Wiper/Washer Switch Positions Except OFF
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 .
BCM DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| B1087:86 | LIN Bus "A": Signal Invalid | Sets when the BCM receives invalid data from the headlamp switch and SASM over the LIN. |
| B112B:87 | Steering Wheel Module: Missing Message | Sets when the BCM loses communication with the SASM over the LIN. |
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.