Diagnostic Fault Information
WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
DTC B3873
| Circuit | Short to Ground | Open/High Resistance | Short to Voltage | Signal Performance |
|---|---|---|---|---|
| Windshield Washer Switch Signal | 2 | 1 | 3 | - |
| Windshield Washer Pump Control | 1 | 1 | 2 | - |
| Windshield Washer relay Control | 2 | 1 | B3873 | - |
| Windshield Washer Pump Ground | - | 1 | - | - |
| Windshield Wiper Switch Ground | - | 3 | - | - |
| 1. Washer Inoperative 2. Washers Always ON 3. Windshield Wiper System Malfunction |
||||