For 1990-2009 cars

## Washers Inoperative Wipers or Pump

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 | Did you review the Wiper/Washer System Circuit Description and perform the necessary inspections? | -- | Go to Step 2 | Go to Symptoms - Wiper/Washer Systems
2 | Do the windshield wipers operate properly when the windshield wiper/washer switch is in the wash position? | -- | Go to Step 7 | Go to Step 3
3 |

1. Disconnect the windshield wiper motor relay K8.
2. Connect a test light from the washer switch signal circuit terminal in the wiper motor relay harness connector to ground.
3. Turn the ignition on.
4. Pull the windshield wiper washer switch to the wash position.

Does the test light illuminate?

--

Go to Step 6

Go to Step 4

4 |

1. Disconnect the windshield wiper/washer switch connector.
2. Test and repair the washer switch signal circuit for an open or high resistance. Refer to Testing for Continuity and Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

--

Go to Step 11

Go to Step 5

5 | Replace the windshield wiper/washer switch. Refer to Windshield Wiper and Washer Switch Replacement - On Vehicle in Steering Wheel and Column-Tilt. Is the repair complete? | -- | Go to Step 11 | --
6 | Replace the windshield wiper motor relay K8. Is the repair complete? | -- | Go to Step 11 | --
7 |

1. Disconnect the windshield washer pump connector.
2. Connect a test light from the washer switch signal circuit terminal in the washer pump connector to ground.
3. Turn the ignition on.
4. Pull the windshield wiper washer switch to the wash position.

Does the test light illuminate?

--

Go to Step 9

Go to Step 8

8 | Repair the windshield washer control circuit for an open or high resistance. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | Go to Step 11 | --
9 | Test and repair the windshield washer pump ground circuit for an open or high resistance. Refer to Testing for Continuity and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 11 | Go to Step 10
10 | Replace the windshield washer pump. Refer to Washer Pump Replacement . Is the repair complete? | -- | Go to Step 11 | --
11 | Operate the system in order to verify the repair. Did you correct the condition? | -- | System OK | Go to Step 2

## Washers Inoperative Washer Nozzles

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 | Did you review the Wiper/Washer System Circuit Description and perform the necessary inspections? | -- | Go to Step 2 | Go to Symptoms - Wiper/Washer Systems
2 |

1. Disconnect the inoperative windshield washer nozzle connector.
2. Connect a test light from the accessory voltage circuit terminal in the windshield washer nozzle connector to ground.
3. Turn the ignition switch on.

Does the test light illuminate?

--

Go to Step 4

Go to Step 3

3 | Repair the open or high resistance in the accessory voltage circuit to the windshield washer nozzle. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | Go to Step 7 | --
4 | Connect a test light across the inoperative windshield washer nozzle connector terminals. Does the test light illuminate? | -- | Go to Step 6 | Go to Step 5
5 | Repair the open or high resistance in the windshield washer nozzle ground circuit. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | Go to Step 7 | --
6 | Replace the inoperative windshield washer nozzle. Refer to Washer Nozzle Replacement . Is the replacement complete? | -- | Go to Step 7 | --
7 | Operate the system in order to verify the repair. Did you correct the condition? | -- | System OK | Go to Step 2