For 1990-2009 cars

Step | Action | 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 - Wiper/Washer Systems
2 |

1. Turn ON the ignition, with the engine OFF.
2. Activate the windshield washer switch.

Does the windshield washer operate properly?

Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems

Go to Step 3

3 |

1. Disconnect the windshield washer pump connector.
2. Connect a test lamp between the windshield washer pump control circuit and the windshield washer pump ground circuit.
3. Activate the windshield washer switch.

Does the test lamp illuminate?

Go to Step 7

Go to Step 4

4 | Test the windshield washer pump ground circuit for high resistance or an open. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs or Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 8 | Go to Step 5
5 | Test the windshield washer pump control circuit for high resistance, a short to ground or an open. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs or Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 8 | Go to Step 6
6 | Replace the wiper/washer switch. Refer to Multifunction Turn Signal Lever Replacement - On Vehicle in Steering Wheel and Column - Tilt. Did you complete the replacement? | Go to Step 8 | --
7 | Replace the windshield washer pump. Refer to Washer Pump Replacement . Did you complete the replacement? | Go to Step 8 | --
8 | Operate the system in order to verify the repair. Did you correct the condition? | System OK | Go to Step 3