Step | Action | Yes | No |
|---|---|---|---|
Schematic Reference: Wiper/Washer Schematics | |||
1 | Did you review the Wiper/Washer System Description and Operation and perform the necessary inspections? | Go to Step 2 | |
2 |
Do the windshield wipers operate normal? | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems | Go to Step 3 |
3 | Disconnect the multifunction switch connector C2. Do the windshield wipers begin to operate at low or high speed when the switch is disconnected? | Go to Step 9 | Go to Step 4 |
4 | With the multifunction switch disconnected, connect a fused jumper wire from the low speed control circuit terminal in the harness connector to ground. Do the windshield wipers operate at low speed? | Go to Step 7 | Go to Step 5 |
5 |
Did you find and correct the condition? | Go to Step 15 | Go to Step 6 |
6 | Connect a test lamp from the battery positive voltage supply circuit terminal in the windshield wiper motor connector to ground. Does the test lamp illuminate? | Go to Step 13 | Go to Step 10 |
7 |
Does the test lamp illuminate? | Go to Step 8 | Go to Step 11 |
8 | Connect a test lamp from battery positive voltage to the ground circuit terminal in the multifunction switch harness connector C2. Does the test lamp illuminate? | Go to Step 14 | Go to Step 12 |
9 | Repair the short to ground in the high or low speed control circuits. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Is the repair complete? | Go to Step 15 | -- |
10 | Repair the battery positive voltage supply circuit for an open, high resistance, or short to ground. Refer to Circuit Testing and Wiring Repairs or Connector Repairs in Wiring Systems. Is the repair complete? | Go to Step 15 | -- |
11 | Repair the multifunction switch ignition voltage supply circuit for an open, high resistance, or short to ground. Refer to Wiring Repairs and Connector Repairs in Wiring Systems. Is the repair complete? | Go to Step 15 | -- |
12 | Repair the multifunction switch ground circuit for an open or high resistance. Refer to Wiring Repairs and Connector Repairs in Wiring Systems. Is the repair complete? | Go to Step 15 | -- |
13 | Replace the windshield wiper motor. Refer to Windshield Wiper Motor Replacement . Is the repair complete? | Go to Step 15 | -- |
14 | Replace the multifunction switch. Refer to Multifunction, Turn Signal, and Hazard Switch Replacement - On Vehicle in Steering Wheel and Column-Tilt. Is the repair complete? | Go to Step 15 | -- |
15 | Operate the system in order to verify the repair. Did you correct the condition? | System OK | Go to Step 3 |
