Wipers Inoperative - All Modes
WARNING: This page is about a different car, the 2002 Oldsmobile Bravada, 2002 GMC Envoy XL, 2002 GMC Envoy, and 2002 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
Wipers Inoperative - All Modes
| Step | Action | Yes | No |
|---|---|---|---|
| Schematic Reference: CONNECTOR REPAIRS Connector End View Reference: Wiper/Washer System Connector End Views DEFINITION: Windshield wipers are inoperative in all modes. |
|||
| 1 | Did you perform the Wiper/Washer Diagnostic System Check? | Go to Step 2 | Go to Diagnostic System Check - Wiper/Washer |
| 2 |
|
Go to Step 3 | Go to TESTING FOR INTERMITTENT CONDITIONS AND POOR CONNECTIONS in Wiring Systems |
| 3 |
|
Go to Step 4 | Go to Step 7 |
| 4 | Connect a test lamp from the accessory voltage supply circuit terminal in the windshield wiper motor harness connector to a good ground. Does the test lamp illuminate? |
Go to Step 5 | Go to Step 8 |
| 5 |
|
Go to Step 10 | Go to Step 6 |
| 6 | Inspect for poor connections at the windshield wiper motor connector. Refer to TESTING FOR INTERMITTENT CONDITIONS AND POOR CONNECTIONS
and CONNECTOR REPAIRS
in Wiring Systems. Did you find and correct the condition? |
Go to Step 11 | Go to Step 9 |
| 7 | Repair an open or short to ground in the accessory voltage supply circuit to the windshield wiper motor. Refer to CIRCUIT TESTING
and WIRING REPAIRS
in Wiring Systems. Is the repair complete? |
Go to Step 11 | - |
| 8 | Repair an open or high resistance in the windshield wiper motor ground circuit. Refer to CIRCUIT TESTING
and WIRING REPAIRS
in Wiring Systems. Is the repair complete? |
Go to Step 11 | - |
| 9 | Replace the windshield wiper motor cover. Refer to Wiper Motor Cover Replacement . Is the repair complete? |
Go to Step 11 | - |
| 10 | Replace the windshield wiper motor. Is the repair complete? |
Go to Step 11 | - |
| 11 | Operate the system in order to verify the repair. Did you correct the condition? |
System OK | Go to Step 3 |