For 1990-2009 cars

Step | Action | Normal Result(s) | Abnormal Result(s)*
--- | --- | --- | ---
1 | Start the engine. |

• | The defogger ON indicator is off.

• | The defogger is off.

• | Go to Defogger Indicator Inoperative

• | Go to Rear Window Defogger Always On

2 |

1. Press and release the defogger switch one time.
2. Wait approximately 11 minutes.

• | The defogger ON indicator comes on.

• | The defoggers come on.

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

• | Go to Defogger Indicator Inoperative

• | Go to Rear Window Defogger Always On

• | Go to Rear Window Defogger Inoperative

3 |

1. Press and release the defogger switch 1 time.
2. Wait 6 minutes.

• | The defogger ON indicator comes on.

• | The defoggers come on.

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

Go to Rear Window Defogger Inoperative

4 |

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

• | The defogger ON indicator comes on.

• | The defoggers come on.

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

Go to Rear Window Defogger Inoperative

5 |

1. Turn on the radio.
2. Press and release the defogger switch 1 time.
3. Wait 15 seconds.
4. Press and release the defogger switch a second time, before a time-out occurs.

The radio plays normally.

Go to Rear Window Defogger Inoperative

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