Step | Action | Value(s) | Yes | No | ||||
|---|---|---|---|---|---|---|---|---|
Schematic Reference: Wiper/Washer Schematics Connector End View Reference: Wiper/Washer Connector End Views DEFINITION: The windshield washer is inoperative. | ||||||||
1 | Did you perform the Wiper/Washer Diagnostic System Check? | -- | Go to Step 2 | |||||
2 |
Do the windshield washers operate normally? | -- | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems | Go to Step 3 | ||||
3 | Do the windshield washer wipers operate when the windshield washer switch is pressed? | -- | Go to Step 6 | Go to Step 4 | ||||
4 |
Is the resistance near the specified value? | 0.5 ohms | Go to Step 15 | Go to Step 5 | ||||
5 | Test the following circuits for high resistance. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you find and correct the condition? | -- | Go to Step 20 | Go to Step 13 | ||||
6 |
Does the test lamp illuminate on both terminals? | -- | Go to Step 7 | Go to Step 9 | ||||
7 |
Does the test lamp illuminate? | -- | Go to Step 8 | Go to Step 10 | ||||
8 |
Does the test lamp illuminate? | -- | Go to Step 18 | Go to Step 11 | ||||
9 | Replace the underhood fuse block. Is the repair complete? | -- | Go to Step 20 | -- | ||||
10 | Test the windshield washer relay control circuit for an open or high resistance. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 20 | Go to Step 15 | ||||
11 | Test the windshield washer pump control circuit for an open or high resistance. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 20 | Go to Step 12 | ||||
12 | Test the windshield washer pump ground circuit for an open or high resistance. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 20 | Go to Step 17 | ||||
13 | 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 20 | Go to Step 14 | ||||
14 | Replace the windshield wiper/washer switch. Refer to Turn Signal Multifunction Switch Replacement in Steering Wheel and Column. Is the repair complete? | -- | Go to Step 20 | -- | ||||
15 | 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 20 | Go to Step 16 | ||||
16 | Replace the windshield wiper motor cover. Refer to Wiper Motor Cover Replacement . Is the repair complete? | -- | Go to Step 20 | -- | ||||
17 | Replace the windshield washer relay. Is the repair complete? | -- | Go to Step 20 | -- | ||||
18 | Inspect for poor connections at the windshield washer pump. 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 20 | Go to Step 19 | ||||
19 | Replace the windshield washer pump. Refer to Washer Pump Replacement . Is the repair complete? | -- | Go to Step 20 | -- | ||||
20 | Operate the system in order to verify the repair. Did you correct the condition? | -- | System OK | Go to Step 3 | ||||
