Problem Symptoms Table [03/2019 - ]
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 | Link |
|---|---|---|
| Wireless control function and entry function do not operate | Proceed to "All Door Entry Lock / Unlock Functions and Wireless Functions do not Operate" | Refer to All Door Entry Lock/Unlock Functions and Wireless Functions do not Operate [03/2019 - 01/2023] , or refer to All Door Entry Lock/Unlock Functions and Wireless Functions do not Operate [01/2023 - ] |
| Wireless control function does not operate but entry function operates | Electrical key transmitter sub-assembly | - |
| Only answer-back function does not operate properly | Proceed to "No Answer-Back" | Refer to No Answer-Back [03/2019 - ] |
| Only automatic lock function does not operate properly | Perform operation check | Refer to OPERATION CHECK [09/2014 - ] |
| Lighting system (Int) (Door courtesy light switch circuit) | Refer to Door Courtesy Switch Circuit [09/2014 - ] | |
| Main body ECU (Multiplex network body ECU) | - | |
| Only illuminated entry function does not operate | Perform operation check | Refer to OPERATION CHECK [09/2014 - ] |
| Lighting system (Int) | Refer to OPERATION CHECK [03/2019 - ] | |
| Main body ECU (Multiplex network body ECU) | - | |
| Only door ajar warning function does not operate | Perform operation check | Refer to OPERATION CHECK [09/2014 - ] |
| Lighting system (Int) (Door courtesy light switch circuit) | Refer to Door Courtesy Switch Circuit [09/2014 - ] | |
| Main body ECU (Multiplex network body ECU) | - | |
| Only panic alarm function does not operate | Perform operation check | Refer to OPERATION CHECK [09/2014 - ] |
| Lighting system (Ext) (hazard warning lights) (for Triple Beam Headlight) | Refer to Hazard Warning Switch Circuit [03/2019 - ] | |
| Lighting system (Ext) (hazard warning light) (for Single Beam Headlight) | Refer to Hazard Warning Switch Circuit [03/2019 - ] | |
| Theft deterrent system (Vehicle horns) | Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2014 - ] | |
| Main body ECU (Multiplex network body ECU) | - | |
| Only luggage compartment door open function does not operate | Perform operation check | Refer to OPERATION CHECK [09/2014 - ] |
| Smart access system (for Entry function) (Entry luggage compartment open function) |
Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2014 - 01/2023] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [01/2023 - ] | |
| Electrical key transmitter sub-assembly | - | |
| Main body ECU (Multiplex network body ECU) | - |