Problem Symptoms Table
- 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.
POWER DOOR LOCK CONTROL SYSTEM
| Symptom | Suspected Area | See |
|---|---|---|
| Only Driver Door LOCK/UNLOCK Functions do not Operate | Front door lock assembly (for Driver side) | Refer to INSPECTION |
| Wire harness or connector | - | |
| Main body ECU (Multiplex network body ECU) | - | |
| Instrument panel junction block assembly | - | |
| Only Front Passenger Door LOCK/UNLOCK Functions do not Operate | Front door lock assembly (for Front passenger side) | Refer to INSPECTION |
| Wire harness or connector | - | |
| Main body ECU (Multiplex network body ECU) | - | |
| Instrument panel junction block assembly | - | |
| Only Rear Door LH LOCK/UNLOCK Functions do not Operate | Rear door lock assembly LH | Refer to INSPECTION |
| Wire harness or connector | - | |
| Main body ECU (Multiplex network body ECU) | - | |
| Instrument panel junction block assembly | - | |
| Only Rear Door RH LOCK/UNLOCK Functions do not Operate | Rear door lock assembly RH | Refer to INSPECTION |
| Wire harness or connector | - | |
| Main body ECU (Multiplex network body ECU) | - | |
| Instrument panel junction block assembly | - | |
| All Doors LOCK/UNLOCK Functions do not Operate | Instrument panel junction block assembly | - |
| All Doors LOCK/UNLOCK Functions do not Operate Via Master Switch, Driver Side Door Key Cylinder | LIN communication system | Refer to All Doors LOCK/UNLOCK Functions do not Operate Via Master Switch, Driver Side Door Key Cylinder |
| Multiplex network master switch assembly | - | |
| Front door lock assembly (Driver side) | - | |
| Wire harness or connector | - | |
| Main body ECU (Multiplex network body ECU) | - | |
| All Doors LOCK/UNLOCK Functions do not Operate Via Door Control Switch | Door control switch (Power window regulator switch assembly) | Refer to All Doors LOCK/UNLOCK Functions do not Operate Via Door Control Switch |
| Wire harness or connector | - | |
| Main body ECU (Multiplex network body ECU) | - | |
| Luggage Compartment Door Opener does not Operate | Luggage compartment door opener system | Refer to HOW TO PROCEED WITH TROUBLESHOOTING |