Step | Action | Yes | No |
|---|---|---|---|
Schematic Reference: Wiper/Washer Schematics DEFINITION: This table diagnoses the front wipers inoperative in the LO, HI, and INT modes. | |||
1 | Did you perform the Diagnostic System Check - Vehicle? | Go to Step 2 | Go to Diagnostic System Check - Vehicle in Vehicle DTC Information |
2 |
Are the front wipers inoperative in all modes? | Go to Step 3 | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems |
3 |
Did you measure ignition positive voltage at the wiper motor connector? | Go to Step 5 | Go to Step 4 |
4 |
Did you measure ignition positive voltage at the front wiper/washer switch connector? | Go to Step 10 | Go to Step 6 |
5 | Test the ground circuit of the wiper motor for a high resistance or an open condition. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 10 | Go to Step 7 |
6 | Inspect for poor connections at the harness connector of the 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 10 | Go to Step 8 |
7 | Inspect for poor connections at the harness connector of the 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 10 | Go to Step 9 |
8 | Replace the front wiper/washer switch. Refer to Windshield Wiper and Washer Switch Replacement . Did you complete the replacement? | Go to Step 10 | -- |
9 | Replace the front wiper motor. Refer to Windshield Wiper Motor Replacement . Did you complete the replacement? | Go to Step 10 | -- |
10 | Operate the system in order to verify the repair. Did you correct the condition? | System OK | Go to Step 3 |
