Problem Symptoms Table [12/2019 - 11/2023]
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.
POWER DOOR LOCK CONTROL SYSTEM
| Symptom | Suspected Area | Link |
|---|---|---|
| Only driver door LOCK functions do not operate | Front door lock with motor assembly LH | Refer to REMOVAL [12/2019 - 10/2022] , or refer to REMOVAL [10/2022 - 11/2023] |
| Wire harness or connector | - | |
| Instrument panel junction block assembly | - | |
| Only driver door UNLOCK functions do not operate | Front door lock with motor assembly LH | Refer to REMOVAL [12/2019 - 10/2022] , or refer to REMOVAL [10/2022 - 11/2023] |
| 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 with motor assembly RH | Refer to REMOVAL [12/2019 - 10/2022] , or refer to REMOVAL [10/2022 - 11/2023] |
| Wire harness or connector | - | |
| Instrument panel junction block assembly | - | |
| Only rear door LH LOCK/UNLOCK functions do not operate | Rear door lock with motor assembly LH | Refer to REMOVAL [12/2019 - 10/2022] , or refer to REMOVAL [10/2022 - 11/2023] |
| Wire harness or connector | - | |
| Instrument panel junction block assembly | - | |
| Only rear door RH LOCK/UNLOCK functions do not operate | Rear door lock with motor assembly RH | Refer to REMOVAL [12/2019 - 10/2022] , or refer to REMOVAL [10/2022 - 11/2023] |
| Wire harness or connector | - | |
| Instrument panel junction block assembly | - | |
| All doors LOCK/UNLOCK functions do not operate via door key cylinder | Main body ECU (Multiplex network body ECU) | Refer to All Doors LOCK/UNLOCK Functions do not Operate Via Door Key Cylinder [12/2019 - 11/2023] |
| Front door lock with motor assembly LH | ||
| Wire harness or connector | ||
| All doors LOCK/UNLOCK functions do not operate via master switch | LIN communication system | Refer to All Doors LOCK/UNLOCK Functions do not Operate Via Master Switch [12/2019 - 11/2023] |
| Multiplex network master switch assembly | ||
| Main body ECU (Multiplex network body ECU) | ||
| All doors LOCK/UNLOCK functions do not operate via multiplex network master switch assembly and door key cylinder | Instrument panel junction block assembly | - |
| Main body ECU (Multiplex network body ECU) | - | |
| All doors LOCK/UNLOCK functions do not operate via door control switch | Main body ECU (Multiplex network body ECU) | Refer to All Doors LOCK/UNLOCK Functions do not Operate Via Door Control Switch [12/2019 - 11/2023] |
| Door control switch assembly | ||
| Wire harness or connector | ||
| Instrument panel junction block assembly | ||
| Speed-sensitive automatic door lock function does not operate (meter/gauge system operates normally) | CAN communication system | for HV Model: Refer to HOW TO PROCEED WITH TROUBLESHOOTING [12/2019 - 10/2021]
, or refer to HOW TO PROCEED WITH TROUBLESHOOTING [10/2021 - 10/2022]
, or refer to HOW TO PROCEED WITH TROUBLESHOOTING [10/2022 - 11/2023] for Gasoline Model: Refer to HOW TO PROCEED WITH TROUBLESHOOTING [12/2019 - 10/2022] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [10/2022 - 11/2023] |
| Main body ECU (Multiplex network body ECU) | - | |
| Shift-linked automatic door lock/unlock functions do not operate (automatic transaxle system operates normally) | CAN communication system | for HV Model: Refer to HOW TO PROCEED WITH TROUBLESHOOTING [12/2019 - 10/2021]
, or refer to HOW TO PROCEED WITH TROUBLESHOOTING [10/2021 - 10/2022]
, or refer to HOW TO PROCEED WITH TROUBLESHOOTING [10/2022 - 11/2023] for Gasoline Model: Refer to HOW TO PROCEED WITH TROUBLESHOOTING [12/2019 - 10/2022] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [10/2022 - 11/2023] |
| Main body ECU (Multiplex network body ECU) | - | |
| Hybrid vehicle control ECU*3 | - | |
| ECM*4 | - | |
| Only back door cannot be opened*1 | Power Back Door System | Refer to HOW TO PROCEED WITH TROUBLESHOOTING [12/2019 - 11/2023] |
| Only back door cannot be opened*2 | Certification ECU (Smart key ECU assembly) | Refer to Only Back Door cannot be Opened [12/2019 - 11/2023] |
| Main body ECU (Multiplex network body ECU) | ||
| Back door opener switch assembly | ||
| Wire harness or connector | ||
| Back door lock with courtesy light switch assembly | ||
| Instrument panel junction block assembly | ||
| Key lock-in prevention function does not operate | Main body ECU (Multiplex network body ECU) | - |
| Lock operation continues even after doors have been locked*5 | Front door lock with motor assembly LH | Refer to REMOVAL [12/2019 - 10/2022] , or refer to REMOVAL [10/2022 - 11/2023] |
| Front door lock with motor assembly RH | Refer to REMOVAL [12/2019 - 10/2022] , or refer to REMOVAL [10/2022 - 11/2023] | |
| Rear door lock with motor assembly LH | Refer to REMOVAL [12/2019 - 10/2022] , or refer to REMOVAL [10/2022 - 11/2023] | |
| Rear door lock with motor assembly RH | Refer to REMOVAL [12/2019 - 10/2022] , or refer to REMOVAL [10/2022 - 11/2023] | |
| Wire harness or connector | - | |
| Instrument panel junction block assembly | - | |
| Main body ECU (Multiplex network body ECU) | - | |
| Only remote door LOCK/UNLOCK functions do not operate (power door lock operation is normally)*6 | DCM (Telematics transceiver) | Refer to Remote Service Malfunction [12/2019 - 10/2022] , or refer to Remote Service Malfunction [10/2022 - ] |
HINT:
- *1: w/ Power Back Door System
- *2: w/o Power Back Door System
- *3: for HV Model
- *4: for Gasoline Model
- *5: 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 2 times.
- *6: w/ Remote Door LOCK/UNLOCK Function