Washers Always On
WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. 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 Connector End View Reference: Wiper/Washer System Connector End Views DEFINITION: The windshield washer pump is always on. |
|||
| 1 | Did you review the Wiper/Washer System Description and Operation and perform the necessary inspections? | Go to Step 2 | Go to Symptoms - Wiper/Washer Systems |
| 2 |
|
Go to Step 3 | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems |
| 3 | Are the windshield wipers always ON, also? | Go to Step 4 | Go to Step 6 |
| 4 |
|
Go to Step 5 | Go to Step 12 |
| 5 | Test the windshield wiper switch signal circuit for a short to voltage. Refer to Circuit Testing
and to Wiring Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 16 | Go to Step 10 |
| 6 |
|
Go to Step 8 | Go to Step 7 |
| 7 | Connect a test lamp from battery positive voltage to the windshield washer relay control circuit terminal in the underhood fuse block. Does the test lamp illuminate? |
Go to Step 9 | Go to Step 14 |
| 8 | 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 | - |
| 9 | Test the windshield washer relay control circuit for a short to ground. Refer to Circuit Testing
and to Wiring Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 16 | Go to Step 12 |
| 10 | Inspect for poor connections at the windshield wiper/washer switch. Refer to Testing for Intermittent Conditions and Poor Connections
and to Connector Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 16 | Go to Step 11 |
| 11 | Replace the windshield wiper/washer switch. Refer to Multifunction, Turn Signal Switch Replacement
in Steering Wheel and Column. Did you complete the replacement? |
Go to Step 16 | - |
| 12 | Inspect for poor connections at the windshield wiper motor module. Refer to Testing for Intermittent Conditions and Poor Connections
and to Connector Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 16 | Go to Step 13 |
| 13 | Replace the windshield wiper motor module. Refer to Wiper Motor Replacement . Did you complete the replacement? |
Go to Step 16 | - |
| 14 | Inspect for poor connections at the windshield washer relay. Refer to Testing for Intermittent Conditions and Poor Connections
and to Connector Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 16 | Go to Step 15 |
| 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 |