Last Modified: 07-31-2024 6.11:8.1.0 Doc ID: RM10000000261MV
Model Year Start: 2023 Model: GR Corolla Prod Date Range: [09/2022 - 11/2022]
Title: DOOR LOCK: WIRELESS DOOR LOCK CONTROL SYSTEM (for TMC Made without Smart Key System): 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.

Wireless Door Lock Control System

Symptom

Suspected Area

Link

Only wireless control function is inoperative

Power door lock control system

2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022]; DOOR LOCK: WIRELESS DOOR LOCK CONTROL SYSTEM (for TMC Made without Smart Key System): Only Wireless Control Function is Inoperative

Key reminder warning system

Door control transmitter assembly

Transmitter battery

Wave interference

Main body ECU (Multiplex network body ECU)

Unmatching recognition code

Wire harness or connector

Door control receiver

Only answer-back function does not operate properly

Check customize setting

2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022]; DOOR LOCK: WIRELESS DOOR LOCK CONTROL SYSTEM (for TMC Made without Smart Key System): No Answer-Back

Perform operation check

Lighting system (INT) (Door unlock detection switch circuit)

Lighting system (EXT) (Hazard warning switch circuit)

Wireless door lock buzzer

Main body ECU (Multiplex network body ECU)

Only automatic lock function does not operate properly

Perform operation check

2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022]; DOOR LOCK: WIRELESS DOOR LOCK CONTROL SYSTEM (for TMC Made without Smart Key System): OPERATION CHECK

Key reminder warning system

2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022]; DOOR LOCK: KEY REMINDER WARNING SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

Lighting system (INT) (Front door courtesy light switch circuit)

2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022]; LIGHTING (INT): LIGHTING SYSTEM (except TMMMS Made): Front Door Courtesy Switch Circuit

Lighting system (INT) (Rear door courtesy light switch circuit)

2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022]; LIGHTING (INT): LIGHTING SYSTEM (except TMMMS Made): Rear Door Courtesy Switch Circuit

Main body ECU (Multiplex network body ECU)

2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022]; POWER DISTRIBUTION: MAIN BODY ECU: REMOVAL

Only illuminated entry function does not operate

Perform operation check

2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022]; DOOR LOCK: WIRELESS DOOR LOCK CONTROL SYSTEM (for TMC Made without Smart Key System): OPERATION CHECK

Lighting system (INT)

2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022]; LIGHTING (INT): LIGHTING SYSTEM (for TMMMS Made): PROBLEM SYMPTOMS TABLE

Main body ECU (Multiplex network body ECU)

2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022]; POWER DISTRIBUTION: MAIN BODY ECU: REMOVAL

Only panic alarm function does not operate

Perform operation check

2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022]; DOOR LOCK: WIRELESS DOOR LOCK CONTROL SYSTEM (for TMC Made without Smart Key System): OPERATION CHECK

Theft deterrent system

2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022]; THEFT DETERRENT / KEYLESS ENTRY: THEFT DETERRENT SYSTEM (except TMMMS Made): HOW TO PROCEED WITH TROUBLESHOOTING

When returning to the vehicle, although door unlock operation was not performed, doors were in an unlocked state.

Power door lock control system

2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022]; DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM (for TMC Made): CHECK FOR INTERMITTENT PROBLEMS

When returning to the vehicle, although door lock operation was not performed, doors were in a locked state.

Power door lock control system

2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022]; DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM (for TMC Made): CHECK FOR INTERMITTENT PROBLEMS