For 1990-2009 cars

Step | Action | Values | Yes | No
--- | --- | --- | --- | ---
1 |

1. Turn the ignition ON.
2. Use a voltmeter to test the battery voltage at the wiper motor.

Is battery voltage available at wiper motor connector terminal 3?

11-14 V

Go to Step 3

Go to Step 2

2 | Repair the open circuit between the wiper motor and fuse F17. Is the repair complete? | -- | System OK | --
3 |

1. Turn the ignition ON.
2. Turn the wiper switch to HI.
3. Use a voltmeter to test for a pulse of battery power at the wiper motor when turning the wiper switch OFF.

Is a pulse of battery voltage available at the wiper motor connector terminal 2 when the wiper switch is turned OFF?

11-14 V

Go to Step 5

Go to Step 4

4 | Replace the wiper motor. Refer to Windshield Wiper Motor Replacement . Is the repair complete? | -- | System OK | --
5 |

1. Turn the ignition ON.
2. Turn the wiper switch to HI.
3. Use a voltmeter to test for a pulse of battery power at the wiper relay when turning the wiper switch OFF.

Is a pulse of battery voltage available at the wiper relay connector terminal 31b when the wiper switch is turned OFF?

11-14 V

Go to Step 7

Go to Step 6

6 | Repair the open circuit between the wiper motor and the wiper relay. Is the repair complete? | -- | System OK | --
7 |

1. Disconnect the wiper relay from the connector.
2. Use an ohmmeter to test the continuity of the relay.

Is there continuity between wiper relay connector terminals 31b and 53e?

0 ohms

Go to Step 9

Go to Step 8

8 | Replace the wiper relay. Is the repair complete? | -- | System OK | --
9 | Replace the wiper switch. Refer to Windshield Wiper and Washer Switch Replacement . Is the repair complete? | -- | System OK | --