For 1990-2009 cars

Step | Action | Normal Result(s) | Abnormal Result(s)*
--- | --- | --- | ---
1 |

1. Turn the ignition switch off.
2. Turn the ignition switch on.

• | Defogger ON indictor is off.

• | Defoggers are off.

Rear Window Defogger Always On

2 |

1. Press and release the defogger switch one time.
2. Wait approximately 12 minutes.

• | Defogger ON indicator comes on.

• | Defoggers come on.

• | After approximately 10 minutes, both the defogger ON indicator and the defoggers turn off.

• | Rear Window Defogger Always On

• | Rear Window Defogger Inoperative

3 |

1. Press and release the Defogger switch one time.
2. Wait approximately 7 minutes.

• | Defogger ON indicator comes on.

• | Defoggers come on.

• | After approximately 5 minutes, both the defogger ON indicator and the defoggers turn off.

• | Rear Window Defogger Always On

• | Rear Window Defogger Inoperative

4 |

1. Press and release the defogger switch one time.
2. Wait approximately 15 seconds.
3. Press and release the defogger switch a second time, before time-out occurs.

• | Defogger ON indicator comes on and the defoggers come on.

• | When switch is pressed the second time, both the defogger ON indicator and the defoggers turn off immediately.

• | Rear Window Defogger Always On

• | Rear Window Defogger Inoperative

* Refer to the appropriate symptom diagnostic table for the applicable abnormal result.