Key Unlock Warning Switch:
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 .
KEY UNLOCK WARNING SWITCH PROBLEM SYMPTOM
| Symptom | Suspect Area | Action |
|---|---|---|
| Key unlock warning system does not operate. | 1. Key Unlock Warning Switch | INSPECTION |
| (The buzzer does not sound when the driver's door is opened with the ignition OFF and key inserted) | 2. Door Courtesy Switch | INSPECTION |
| 3. Wire Harness | - | |
| Key unlock warning system does not operate. | 1. Ignition Switch | INSPECTION |
| (The buzzer sounds when the ignition key is ACC or ON) | 2. Wire Harness | - |