Interior Light System
This system uses the multiplex communication system, so check diagnosis system of the multiplex communication system before you proceed with troubleshooting. Refer to MULTIPLEX COMMUNICATION SYSTEM .
INTERIOR LIGHT SYSTEM PROBLEM SYMPTOM
| Symptom | Suspect Area | Action |
|---|---|---|
| All the lights do not come ON. | 1. DOME Fuse | POWER SOURCE |
| 2. Body ECU NO. 2 | - | |
| The light does not come ON when the driver's door is opened. | 1. Driver's Door Courtesy Switch | INSPECTION |
| 2. Wire Harness | - | |
| The light does not come ON when the passenger's door is opened. | 1. Passenger's Door Courtesy Switch | INSPECTION |
| 2. Wire Harness | - | |
| The light does not come on when the rear-right door is opened. | 1. Rear-Right Door Courtesy Switch | INSPECTION |
| 2. Wire Harness | - | |
| The light does not come on when the rear-left door is opened. | 1. Rear-Left Door Courtesy Switch | INSPECTION |
| 2. Wire Harness | - | |
| Only one of the bulbs comes ON. | Bulb | - |
| The illumination does not fade out when all the doors are closed. | 1. Courtesy Switch | INSPECTION |
| 2. Wire Harness | - | |
| The illumination does not fade out immediately when the ignition switch is turned to ACC or ON within 15 seconds after all the doors are closed. | 1. Ignition Switch | INSPECTION |
| 2. RADIO NO. 2 Fuse | POWER SOURCE | |
| 3. GAUGE Fuse | POWER SOURCE | |
| 4. Wire Harness | - | |
| The illumination does not fade out immediately when all the doors are locked within 15 seconds after they are closed. | 1. Door Unlock Detection Switch | POWER DOOR LOCK CONTROL SYSTEM |
| 2. Wire Harness | - | |
| Interior light does not light up. (in front personal light) | 1. Bulb | - |
| 2. Front Personal Light | INSPECTION | |
| 3. Wire Harness | - | |
| Front personal light does not light up. | 1. Bulb | - |
| 2. Front Personal Light | INSPECTION | |
| 3. Wire Harness | - | |
| Rear personal light does not light up. | 1. Bulb | - |
| 2. Rear Personal Light | INSPECTION | |
| 3. Wire Harness | - | |
| Vanity light does not light up. | 1. Bulb | - |
| 2. Vanity Light | INSPECTION | |
| 3. Wire Harness | - | |
| Luggage compartment light does not light up. | 1. Bulb | - |
| 2. Luggage Compartment Door Courtesy Switch | INSPECTION | |
| 3. Wire Harness | - | |
| Courtesy light does not light up. | 1. Bulb | - |
| 2. Door Courtesy Switch | INSPECTION | |
| 3. Wire Harness | - |