For 1990-2009 cars

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

1. Turn the ignition switch to RUN.
2. Backprobe with a test light from the wiper/washer switch connector terminal C to ground.

Is the test light on?

--

Go to Step 4

Go to Step 3

3 |

1. Repair the open circuit condition, or the poor connection condition in CKT 143 to the wiper/washer switch.
2. If the fuse is blown (open), check for a short circuit condition to ground in the related circuits (the related circuits will depend on whether the fuse blows before or after the system operation).

Is the repair complete?

--

Go to Wiper/Washer System Check

--

4 |

1. Set the wiper switch to HI.
2. Backprobe with a test light from the wiper/washer switch connector terminal A to ground.

Is the test light on?

--

Go to Step 8

Go to Step 5

5 | Check for a poor connection condition at the wiper/washer switch terminals C and A. Is a poor connection condition present? | -- | Go to Step 6 | Go to Step 7
6 | Repair the poor connection condition at the wiper/washer switch terminals C and A. Is the repair complete? | -- | Go to Wiper/Washer System Check | --
7 | Replace the wiper/washer switch. Refer to Multifunction Turn Signal Lever Replacement in Steering. Is the replacement complete? | -- | Go to Wiper/Washer System Check | --
8 |

1. Disconnect the wiper motor connector.
2. Connect the test light from the wiper motor connector terminal C to ground.

Is the test light on?

--

Go to Step 10

Go to Step 9

9 | Repair the open circuit condition in CKT 92 between the wiper/washer switch and the wiper motor. Is the repair complete? | -- | Go to Wiper/Washer System Check | --
10 | Connect a test light from wiper motor connector terminal C to terminal A. Is the test light on? | -- | Go to Step 12 | Go to Step 11
11 | Repair the open circuit condition or the poor connection condition to ground in CKT 150. Is the repair complete? | -- | Go to Wiper/Washer System Check | --
12 | Check for a poor connection condition to the wiper motor. Is a poor connection condition present? | -- | Go to Step 13 | Go to Step 14
13 | Repair the poor connection condition to the wiper motor. Is the repair complete? | -- | Go to Wiper/Washer System Check | --
14 | Replace the wiper motor. Refer to Windshield Wiper Motor Replacement Is the replacement complete? | -- | Go to Wiper/Washer System Check | --