For 1990-2009 cars

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

1. Turn the IP dimmer switch to the OFF position.
2. Turn the headlamp switch to the PARK position.

All of the IP lamps are on.

• | All of the IP lamps are off

• | Instrument Panel Lamps Inoperative - One

2 | Turn the IP lamp dimmer switch slowly to the HIGH position. | The brightness of the IP lamps slowly increase to high. | Instrument Panel Lamps Do Not Brighten
3 | Turn the IP lamp dimmer switch slowly to the LOW position. | The brightness of the IP lamps slowly decrease to low. | Instrument Panel Lamps Do Not Dim
4 |

1. Turn the IP lamp dimmer switch to the OFF position.
2. Turn the park lamp switch to the OFF position.

All of the IP lamps turn off.

Instrument Panel Lamps Always On

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