Problem Symptoms Table [09/2015 - ]
NOTE:
- Recognition code registration is necessary when replacing the main body ECU (multiplex network body ECU).
- If the main body ECU (multiplex network body ECU) is replaced, refer to Registration. Refer to REMOVAL [09/2015 - ] .
- 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 (ALL DOORS)
| Symptom | Suspected Area | Proceed to |
|---|---|---|
| All doors lock/unlock functions do not operate via master switch assembly or door key cylinder. | Proceed to "All Doors LOCK/UNLOCK Functions do not Operate Via Door Control Switch or Door Key Cylinder" | Refer to All Doors LOCK/UNLOCK Functions do not Operate Via Door Control Switch or Door Key Cylinder [09/2015 - ] |
| All doors lock/unlock functions do not operate via door control switch. | Proceed to "All Doors LOCK/UNLOCK Functions do not Operate Via Door Control Switch" | Refer to All Doors LOCK/UNLOCK Functions do not Operate Via Door Control Switch [09/2015 - ] |
| All doors lock function do not operate via master switch assembly and door key cylinder. | Cowl side junction block LH | Refer to REMOVAL [09/2015 - ] |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [09/2015 - ] | |
| All doors unlock function do not operate via master switch assembly and door key cylinder. | Cowl side junction block LH | Refer to REMOVAL [09/2015 - ] |
| Main body ECU (multiplex network body ECU) | Refer to REMOVAL [09/2015 - ] |
POWER DOOR LOCK CONTROL SYSTEM (EACH DOOR)
| Symptom | Suspected Area | Proceed to |
|---|---|---|
| Only driver door lock/unlock functions do not operate. | Front door lock assembly LH | Refer to INSPECTION [09/2015 - ] |
| Harness or connector | - | |
| Cowl side junction block LH | Refer to REMOVAL [09/2015 - ] | |
| Only driver door unlock function does not operate (lock function operates). | Cowl side junction block LH | Refer to REMOVAL [09/2015 - ] |
| Main body ECU (multiplex network body ECU) | Refer to REMOVAL [09/2015 - ] | |
| Only front passenger door lock/unlock functions do not operate. | Front door lock assembly RH | Refer to INSPECTION [09/2015 - ] |
| Harness or connector | - | |
| Cowl side junction block LH | Refer to REMOVAL [09/2015 - ] | |
| Only rear door LH lock/unlock functions do not operate. | Rear door lock assembly LH | Refer to INSPECTION [09/2015 - ] |
| Harness or connector | - | |
| Cowl side junction block LH | Refer to REMOVAL [09/2015 - ] | |
| Only rear door RH lock/unlock functions do not operate. | Rear door lock assembly RH | Refer to INSPECTION [09/2015 - ] |
| Harness or connector | - | |
| Cowl side junction block LH | Refer to REMOVAL [09/2015 - ] | |
| Only back door open function does not operate. | Power Back Door System | Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2015 - ] |
POWER DOOR LOCK CONTROL SYSTEM (FUNCTIONS)
| Symptom | Suspected Area | Proceed to |
|---|---|---|
| Speed-sensitive automatic door lock function does not operate (meter / gauge system operates normally). | CAN communication system | Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2015 - 08/2020] Refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2020 - ] |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [09/2015 - ] | |
| Shift-linked automatic door lock/unlock functions do not operate (transaxle hybrid transmission system operates normally). | CAN communication system | Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2015 - 08/2020] Refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2020 - ] |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [09/2015 - ] | |
| ECM | Refer to REMOVAL [09/2015 - ] | |
| Key lock-in prevention function does not operate. | Proceed to "Room Oscillator does not Recognize Key" | Refer to Room Oscillator does not Recognize Key [09/2015 - ] |
| Front door courtesy light switch assembly LH | Refer to INSPECTION [09/2015 - ] | |
| Harness or connector | - | |
| Cowl side junction block LH | Refer to REMOVAL [09/2015 - ] | |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [09/2015 - ] | |
| Lock operation continues even after doors have been locked* | Front door lock assembly LH | Refer to INSPECTION [09/2015 - ] |
| Front door lock assembly RH | Refer to INSPECTION [09/2015 - ] | |
| Rear door lock assembly LH | Refer to INSPECTION [09/2015 - ] | |
| Rear door lock assembly RH | Refer to INSPECTION [09/2015 - ] | |
| Harness or connector | - | |
| Cowl side junction block LH | Refer to REMOVAL [09/2015 - ] | |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [09/2015 - ] |
HINT:
*: 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.