Problem Symptoms Table [08/2013 - ]
WARNING: This page is about a different car, the 2014 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.
- 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 LH | Refer to INSPECTION [08/2013 - ] |
| 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 RH | Refer to INSPECTION [08/2013 - ] |
| 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 [08/2013 - ] |
| 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 [08/2013 - ] |
| Wire harness or connector | - | |
| Main body ECU (Multiplex network body ECU) | - | |
| Instrument panel junction block assembly | - | |
| All Doors LOCK/UNLOCK Functions do not Operate | Main body ECU (Multiplex network body ECU) | - |
| All Doors LOCK/UNLOCK Functions do not Operate Via Door Control Switch or Door Key Cylinder | Multiplex network master switch assembly | Refer to All Doors LOCK/UNLOCK Functions do not Operate Via Door Control Switch or Door Key Cylinder [08/2013 - ] |
| Front door lock assembly LH | - | |
| 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 assembly | Refer to All Doors LOCK/UNLOCK Functions do not Operate Via Door Control Switch [08/2013 - ] |
| Wire harness or connector | - | |
| Main body ECU (Multiplex network body ECU) | - | |
| Lock Operation Continues even after Doors have been Locked*1 | Front door lock assembly LH | Refer to INSPECTION [08/2013 - ] |
| Front door lock assembly RH | Refer to INSPECTION [08/2013 - ] | |
| Rear door lock assembly LH | Refer to INSPECTION [08/2013 - ] | |
| Rear door lock assembly RH | Refer to INSPECTION [08/2013 - ] | |
| Wire harness or connector | - | |
| Main body ECU (Multiplex network body ECU) | - |
HINT:
*1: When the door unlock detection switch detects an unlock position signal after a door lock operation has been performed, a door lock operation will be performed 3 times.