Washers Always On
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.
Washers Always On
| Step | Action | Yes | No |
|---|---|---|---|
| Schematic Reference: Wiper/Washer System Schematics DEFINITION: The windshield washer pump is always on. |
|||
| 1 | Did you perform the Wiper/Washer System 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 | Are the windshield wipers always on? | Go to Step 4 | Go to Step 5 |
| 4 |
|
Go to Step 7 | Go to Step 10 |
| 5 | Disconnect the windshield washer relay. Is the windshield washer pump on? |
Go to Step 12 | Go to Step 6 |
| 6 | Connect a test lamp from the control circuit of the windshield washer relay to battery voltage. Does the test lamp illuminate? |
Go to Step 8 | Go to Step 11 |
| 7 | Test the windshield wiper switch signal 1 circuit for a short to voltage. Refer to CIRCUIT TESTING
and WIRING REPAIRS
in Wiring Systems. Did you find and correct the condition? |
Go to Step 16 | Go to Step 9 |
| 8 | Test the windshield washer relay control circuit for a short to ground. Refer to CIRCUIT TESTING
and WIRING REPAIRS
in Wiring Systems. Did you find and correct the condition? |
Go to Step 16 | Go to Step 10 |
| 9 | Inspect for poor connections at the windshield wiper/washer switch. 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 16 | Go to Step 13 |
| 10 | Inspect for poor connections at the windshield wiper motor. 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 16 | Go to Step 14 |
| 11 | Inspect for poor connections at the windshield washer relay. 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 16 | Go to Step 15 |
| 12 | Repair the windshield washer pump control circuit for a short to voltage. Refer to WIRING REPAIRS
in Wiring Systems. Is the repair complete? |
Go to Step 16 | - |
| 13 | Replace the windshield wiper/washer switch. Refer to MULTIFUNCTION, TURN SIGNAL & HAZARD SWITCH
in Steering Wheel and Column. Did you complete the replacement? |
Go to Step 16 | - |
| 14 | Replace the windshield wiper motor cover. Refer to Wiper Motor Cover Replacement . Did you complete the replacement? |
Go to Step 16 | - |
| 15 | Replace the windshield washer relay. Did you complete the replacement? |
Go to Step 16 | - |
| 16 | Operate the system in order to verify the repair. Did you correct the condition? |
System OK | Go to Step 3 |