Step | Action | Value(s) | Yes | No |
|---|---|---|---|---|
1 | Did you review the Wiper/Washer System Description and Operation and perform the necessary inspections? | -- | Go to Step 2 | Go to Symptoms |
2 |
Do the wipers still operate? | -- | Go to Step 5 | Go to Step 3 |
3 | Test for a short to voltage in the pigtail wires leading to the wiper/washer switch. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 18 | Go to Step 4 |
4 | Replace the wiper/washer switch. Refer to Multifunction, Turn Signal, and Hazard Switch Replacement - On Vehicle . Did you complete the replacement? | -- | Go to Step 18 | -- |
5 | Turn the ignition OFF and then back to RUN. Do the wipers still operate? | -- | Go to Step 7 | Go to Step 6 |
6 | Replace the wiper motor. Refer to Windshield Wiper Motor Replacement . Did you complete the replacement? | -- | Go to Step 18 | -- |
7 | Measure the voltage from the washer input circuit of the wiper/washer switch connector to a good ground. Does the voltage measure greater than the specified value? | 1.0 V | Go to Step 8 | Go to Step 11 |
8 |
Does the voltage measure greater than the specified value? | 1.0 V | Go to Step 10 | Go to Step 9 |
9 | Replace the wiper motor. Refer to Windshield Wiper Motor Replacement . Did you complete the replacement? | -- | Go to Step 18 | -- |
10 | Repair the short to voltage in the washer input circuit. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you complete the repair? | -- | Go to Step 18 | -- |
11 | Measure the voltage from the wiper speed input circuit of the wiper/washer switch connector to ground. Does the voltage measure greater than the specified value? | 1.0 V | Go to Step 15 | Go to Step 12 |
12 |
Does the voltage measure within the specified range? | 10.5-15 V | Go to Step 13 | Go to Step 14 |
13 | Repair the short to voltage in the high speed input circuit of the wiper motor. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you complete the repair? | -- | Go to Step 18 | -- |
14 | Replace the wiper motor. Refer to Windshield Wiper Motor Replacement . Did you complete the replacement? | -- | Go to Step 18 | -- |
15 |
Does the voltage measure greater than the specified value? | 1.0 V | Go to Step 16 | Go to Step 17 |
16 | Repair the short to voltage in the wiper speed input circuit. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you complete the repair? | -- | Go to Step 18 | -- |
17 | Replace the wiper motor. Refer to Windshield Wiper Motor Replacement . Did you complete the replacement? | -- | Go to Step 18 | -- |
18 | Operate the wiper/washer system and inspect for proper operation. Did you correct the condition? | -- | System OK | Go to Symptoms |
