THEFT DETERRENT / KEYLESS ENTRY: SMART KEY SYSTEM (for Entry Function (TMMMS Made)): CUSTOMER PROBLEM ANALYSIS CHECK; 2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022

Be sure to ask the customer in detail about the following points concerning the vehicle operating conditions, environment and problem, and then check for DTCs.

If the entry unlock function does not operate.
If there is no power even when the power switch*1 or engine switch*2 is pressed (does not turn ACC).
- *1: for HV Model
- *2: for Gasoline Model
If the entry lock function does not operate.
If the entry lock/unlock function does not operate for all doors.
If both the entry lock and unlock functions do not operate.
If the wireless lock and unlock functions do not operate.
If the hybrid control system*1 or engine*2 does not start with the push-button start function.
- *1: for HV Model
- *2: for Gasoline Model
If a hybrid control system start*1 or an engine start*2 was attempted by holding the electrical key transmitter sub-assembly near the power switch*1 or engine switch*2 and then pressing the power switch*1 or engine switch*2.
- *1: for HV Model
- *2: for Gasoline Model
If the interior warning buzzers do not sound.
If the outside warning buzzers do not sound.
If the steering does not unlock.

If it is suspected that wave interference is likely, be sure to ask the customer in detail about the following points concerning the vehicle operating conditions, environment and problem.

Specific locations where the system does not operate (such as near TV towers, large video displays, wireless garage door opener systems, wireless security cameras, home security systems, etc.).
Specific times when the system does not operate
If the symptoms occurred immediately after purchase or only recently.
If the system does not operate only when near specific vehicles (there may be wave interference from the wireless systems of other vehicles).
If the system operates intermittently.
If the electrical key transmitter sub-assembly is bundled together with other items.
If the electrical key transmitter sub-assembly is carried together with other electronic devices, such as cell phones, personal computers, portable music players, other electrical key transmitter sub-assemblies, etc. (keep the electrical key transmitter sub-assembly at least 0.1 m (0.328 ft.) away from such items).
Where the electrical key transmitter sub-assembly is being kept when not in use: If the electrical key transmitter sub-assembly is being placed within 1 m (3.28 ft.) of items such as TVs, DVD recorders, induction cookers, rice cookers, dishwashers, modems, cell phones, personal computers, microwave ovens, desk or floor lamps, cordless telephones, etc.
If there are electronic devices that transmit radio waves placed in the vehicle.
When the transmitter battery was last replaced. The transmitter battery can be checked roughly using the "Key Low Battery" item in the Data List.
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If the customer installed any optional components (theft deterrent devices, wireless fog lights, etc.) to the vehicle.