| Last Modified: 07-31-2024 | 6.11:8.1.0 | Doc ID: RM10000000261KV |
| Model Year Start: 2023 | Model: GR Corolla | Prod Date Range: [09/2022 - 11/2022] |
| Title: DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM (for TMC Made): PROBLEM SYMPTOMS TABLE; 2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022] | ||
PROBLEM SYMPTOMS TABLE
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.
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
All doors lock/unlock functions do not operate via door key cylinder. |
Main body ECU (Multiplex network body ECU) |
|
|
Front door lock with motor assembly (for Driver Side) |
||
|
Front door lock with motor assembly (for Front Passenger Side)*4 |
||
|
Harness or connector |
||
|
All doors lock/unlock functions do not operate via master switch. |
Main body ECU (Multiplex network body ECU) |
|
|
Multiplex network master switch assembly |
||
|
All doors lock/unlock functions do not operate via door control switch. |
Main body ECU (Multiplex network body ECU) |
|
|
Door control switch assembly |
||
|
Harness or connector |
||
|
Power distribution box assembly |
||
|
All doors lock function do not operate via door control switch and door key cylinder. |
Power distribution box assembly |
|
|
Main body ECU (Multiplex network body ECU) |
|
|
|
All doors unlock function do not operate via door control switch and door key cylinder. |
Power distribution box assembly |
|
|
Main body ECU (Multiplex network body ECU) |
|
|
|
Only driver door lock/unlock functions do not operate. |
Front door lock with motor assembly (for Driver Side) |
|
|
Harness or connector |
- |
|
|
Power distribution box assembly |
|
|
|
Only driver door unlock function does not operate (lock function operates). |
Front door lock with motor assembly (for Driver Side) |
|
|
Harness or connector |
- |
|
|
Main body ECU (Multiplex network body ECU) |
|
|
|
Power distribution box assembly |
|
|
|
Except driver door unlock functions do not operate |
Main body ECU (Multiplex network body ECU) |
|
|
Harness or connector |
- |
|
|
Only front passenger door lock/unlock functions do not operate. |
Front door lock with motor assembly (for Passenger Side) |
|
|
Power distribution box assembly |
- |
|
|
Only rear door (for Driver Side) lock/unlock functions do not operate. |
Rear door lock with motor assembly (for Driver Side) |
|
|
Harness or connector |
- |
|
|
Power distribution box assembly |
|
|
|
Only rear door (for Front Passenger Side) lock/unlock functions do not operate. |
Rear door lock with motor assembly (for Passenger Side) |
|
|
Harness or connector |
- |
|
|
Power distribution box assembly |
|
|
|
Speed-sensitive automatic door lock function does not operate (meter/gauge system operates normally).*5 |
CAN communication system |
|
|
Main body ECU (multiplex network body ECU) |
|
|
|
Shift-linked automatic door lock/unlock functions do not operate (CVT system operates normally).*5 |
CAN communication system |
|
|
Main body ECU (multiplex network body ECU) |
|
|
|
ECM |
|
|
|
Key lock-in prevention function does not operate. |
Front door courtesy light switch assembly LH |
|
|
Front door courtesy light switch assembly RH |
|
|
|
Rear door courtesy light switch assembly LH |
|
|
|
Rear door courtesy light switch assembly RH |
|
|
|
Front door lock with motor assembly LH |
|
|
|
Front door lock with motor assembly RH |
|
|
|
Rear door lock with motor assembly LH |
|
|
|
Rear door lock with motor assembly RH |
|
|
|
Main body ECU (Multiplex network body ECU) |
|
|
|
Power distribution box assembly |
|
|
|
Only back door open function does not operate.*1 |
Smart key system (for Entry Function) |
|
|
Back door opener switch assembly |
||
|
Back door lock with courtesy light switch assembly |
||
|
Harness or connector |
||
|
Power distribution box assembly |
||
|
Main body ECU (Multiplex network body ECU) |
||
|
Lock operation continues even after doors have been locked.*3 |
Front door lock with motor assembly LH |
|
|
Front door lock with motor assembly RH |
|
|
|
Rear door lock with motor assembly LH |
|
|
|
Rear door lock with motor assembly RH |
|
|
|
Harness or connector |
- |
|
|
Main body ECU (Multiplex network body ECU) |
|
|
|
Power distribution box assembly |
|
|
|
Only remote door LOCK/UNLOCK functions do not operate (power door lock operation is normally). *2 |
Telematics system |
|
|
Luggage compartment door does not operate*6 |
Luggage compartment door lock assembly |
|
|
Harness or connector |
- |
|
|
Main body ECU (Multiplex network body ECU) |
|
![2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022]; DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM (for TMC Made): All Doors LOCK/UNLOCK Functions do not Operate Via Door Key Cylinder](/t3Portal/stylegraphics/info.gif)
- *1: for Hatchback
- *2: w/ Telematics Transceiver
- *3: 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.
- *4: w/ Front Passenger Door Key Cylinder
- *5: except Manual Transaxle
- *6: for Sedan
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