Step | Action | Value(s) | Yes | No |
---|---|---|---|---|
Schematic Reference: Wiper/Washer Schematics DEFINITION: One or more of the low, mist, washer wipers, or delay modes are inoperative. | ||||
1 | Did you review the Wiper/Washer System Circuit Description and perform the necessary inspections? | -- | Go to Step 2 | |
2 |
Does the windshield wiper/washer system operate normal? | -- | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems | Go to Step 3 |
3 |
Does the resistance decrease from positions 1- 5 within the specified values? | 450K ohms-25K ohms | Go to Step 4 | Go to Step 5 |
4 | With the DMM connected as in the previous step turn the windshield wiper/washer switch to the low speed position. Is the resistance near the specified value? | 680 ohms | Go to Step 8 | Go to Step 6 |
5 | Test and repair the windshield wiper switch pulse delay signal circuit for an open or high resistance. Refer to Circuit Testing and Wiring Repairs or Connector Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 9 | Go to Step 6 |
6 | Test and repair the windshield wiper switch pulse delay signal 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 9 | Go to Step 7 |
7 | Replace the windshield wiper/washer switch. Refer to Multifunction, Turn Signal, and Hazard Switch Replacement - On Vehicle in Steering Wheel and Column-Tilt or Multifunction, Turn Signal, and Hazard Switch Replacement - On Vehicle in Steering Wheel and Column-Standard. Is the repair complete? | -- | Go to Step 9 | -- |
8 | Replace the windshield wiper motor module. Refer to Windshield Wiper System Module Replacement . Is the repair complete? | -- | Go to Step 9 | -- |
9 | Operate the system in order to verify the repair. Did you correct the condition? | -- | System OK | Go to Step 3 |