Problem Symptoms Table
HINT:
- Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
- Inspect the fuses and relays related to this system before inspecting the suspected areas below.
WIRELESS DOOR LOCK CONTROL SYSTEM
| Symptom | Suspected Area | See |
|---|---|---|
| Only wireless control function is inoperative. | Proceed to "Only wireless control function is inoperative" | Refer to Only Wireless Control Function is Inoperative |
| Only answer-back function does not operate normally. | Proceed to "No answer-back" | Refer to No Answer-Back |
| Only automatic lock function does not operate normally. | Perform the operation check | Refer to OPERATION CHECK |
| Key reminder warning system (unlock warning switch circuit) | Refer to HOW TO PROCEED WITH TROUBLESHOOTING | |
| Lighting system (door courtesy light switch circuit) | Refer to Door Courtesy Switch Circuit | |
| Main body ECU | - | |
| Only illuminated entry function does not operate. | Perform the operation check | Refer to OPERATION CHECK |
| Lighting system | Refer to HOW TO PROCEED WITH TROUBLESHOOTING | |
| Main body ECU | - | |
| Only door ajar warning function does not operate. | Perform the operation check | Refer to OPERATION CHECK |
| Lighting system (door courtesy light switch circuit) | Refer to Door Courtesy Switch Circuit | |
| Main body ECU | - | |
| Only panic alarm function does not operate (w/ theft deterrent system). | Perform operation check | Refer to OPERATION CHECK |
| Lighting system (int) (interior lights) | Refer to HOW TO PROCEED WITH TROUBLESHOOTING | |
| Lighting system (ext) (headlights, taillights, hazard lights) | Refer to HOW TO PROCEED WITH TROUBLESHOOTING | |
| Theft deterrent system (vehicle horn, security horn) | Refer to HOW TO PROCEED WITH TROUBLESHOOTING | |
| Main body ECU | - | |
| Only panic alarm function does not operate (w/o theft deterrent system). | Perform operation check | Refer to OPERATION CHECK |
| Lighting system (int) (interior lights) | Refer to HOW TO PROCEED WITH TROUBLESHOOTING | |
| Lighting system (ext) (headlights, taillights, hazard lights) | Refer to HOW TO PROCEED WITH TROUBLESHOOTING | |
| Horn system | Refer to PROBLEM SYMPTOMS TABLE | |
| Wire harness or connector (vehicle horn - main body ECU) | - | |
| Main body ECU | - |