For 1990-2009 cars

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 | Did you perform the Wiper/Washer System Check? | -- | Go to Step 2 | Go to Wiper/Washer System Check
2 |

1. Turn the ignition switch to RUN.
2. Set the wiper switch to LO.
3. Backprobe from the wiper/washer switch connector C201, terminal E2, to ground with a DMM.

Does the voltage measure greater than the specified value?

1.0 V

Go to Step 5

Go to Step 3

3 | Inspect for a poor connection at connector C201, or for an open in the pigtail to 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 13 | Go to Step 4
4 | Replace the wiper/washer switch. Refer to Multifunction, Turn Signal, and Hazard Switch Replacement - On Vehicle . Did you complete the replacement? | -- | Go to Step 13 | --
5 | Backprobe from the wiper/washer switch connector C201, terminal E3, to ground with a DMM. Does the voltage measure greater than the specified value? | 1.0 V | Go to Step 8 | Go to Step 6
6 | Inspect for a poor connection at connector C201, or for an open in the pigtail to 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 13 | Go to Step 7
7 | Replace the wiper/washer switch. Refer to Multifunction, Turn Signal, and Hazard Switch Replacement - On Vehicle . Did you complete the replacement? | -- | Go to Step 13 | --
8 |

1. Disconnect the wiper motor connector.
2. Measure the voltage from the wiper motor connector, terminal D, to ground with a DMM.

Does the voltage measure greater than the specified value?

1.0 V

Go to Step 10

Go to Step 9

9 | Repair the open in CKT 113. Refer to Wiring Repairs in Wiring Systems. Did you complete the repair? | -- | Go to Step 13 | --
10 | Measure the voltage from the wiper motor connector, terminal E, to ground with a DMM. Does the voltage measure greater than the specified value? | 1.0 V | Go to Step 12 | Go to Step 11
11 | Repair the open in CKT 112. Refer to Wiring Repairs in Wiring Systems. Did you complete the repair? | -- | Go to Step 13 | --
12 | Replace the wiper motor cover. Refer to Wiper Motor Cover Replacement . Did you complete the replacement? | -- | Go to Step 13 | --
13 | Operate the system in order to verify the repair. Did you correct the condition? | -- | System OK | Go to Wiper/Washer System Check