Last Modified: 05-13-2024 6.11:8.1.0 Doc ID: RM100000001N4LV
Model Year Start: 2021 Model: Corolla Prod Date Range: [04/2020 - 09/2022]
Title: TELEMATICS: TELEMATICS SYSTEM (for HV Model): PROBLEM SYMPTOMS TABLE; 2021 - 2022 MY Corolla Corolla HV [04/2020 - 09/2022]

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.
  • When a symptom indicates that a service is malfunctioning, use the Techstream to check whether the service subscription is active.

    Click here TELEMATICS > TELEMATICS SYSTEM > DATA LIST / ACTIVE TEST

Application Function

Symptom

Suspected Area

Link

Vehicle status cannot be checked using the application.

Proceed to "Remote Service Malfunction"

2021 - 2022 MY Corolla Corolla HV [04/2020 - 09/2022]; TELEMATICS: TELEMATICS SYSTEM (for HV Model): Remote Service Malfunction

Vehicle status alerts are not received by the application even if remote notification operation conditions are met.

Proceed to "Remote Service Malfunction"

2021 - 2022 MY Corolla Corolla HV [04/2020 - 09/2022]; TELEMATICS: TELEMATICS SYSTEM (for HV Model): Remote Service Malfunction

Vehicle cannot be operated remotely using the application.

Perform remote door lock and unlock registration and check if the problem symptom recurs (w/o Smart Key System)

2021 - 2022 MY Corolla Corolla Hatchback Corolla HV GR Corolla [04/2020 - 09/2022]; THEFT DETERRENT / KEYLESS ENTRY: IMMOBILISER SYSTEM (w/o Smart Key System): REGISTRATION

Perform remote door lock and unlock registration and check if the problem symptom recurs (w/ Smart Key System)

2021 - 2022 MY Corolla Corolla HV [04/2020 - 09/2022]; THEFT DETERRENT / KEYLESS ENTRY: SMART KEY SYSTEM (for Start Function, HV Model): REGISTRATION

Proceed to "Remote Service Malfunction"

2021 - 2022 MY Corolla Corolla HV [04/2020 - 09/2022]; TELEMATICS: TELEMATICS SYSTEM (for HV Model): Remote Service Malfunction

Remote Engine Start and Stop Function (Using electrical key transmitter sub-assembly)

Symptom

Suspected Area

Link

Hybrid system does not start by remote engine start function.

Proceed to "Remote Engine Starter does not Operate"

2021 - 2022 MY Corolla Corolla HV [04/2020 - 09/2022]; TELEMATICS: TELEMATICS SYSTEM (for HV Model): Remote Engine Starter does not Operate

Hybrid system does not stop by remote engine stop function.

Proceed to "Remote Engine Starter does not Operate"

2021 - 2022 MY Corolla Corolla HV [04/2020 - 09/2022]; TELEMATICS: TELEMATICS SYSTEM (for HV Model): Remote Engine Starter does not Operate

Warning Notification Function

Symptom

Suspected Area

Link

The multi-display screen does not show a warning message even though a warning light turns on or the multi-information display indicates a warning.

Proceed to "Warning Notification Function Malfunction"

2021 - 2022 MY Corolla Corolla HV [04/2020 - 09/2022]; TELEMATICS: TELEMATICS SYSTEM (for HV Model): Warning Notification Function Malfunction

The multi-display screen shows a warning message even though no warning lights are on and the multi-information display does not indicate a warning.

Proceed to "Warning Notification Function Malfunction"

2021 - 2022 MY Corolla Corolla HV [04/2020 - 09/2022]; TELEMATICS: TELEMATICS SYSTEM (for HV Model): Warning Notification Function Malfunction

The multi-display screen shows a warning message different from the warning light or the multi-information display.

Proceed to "Warning Notification Function Malfunction"

2021 - 2022 MY Corolla Corolla HV [04/2020 - 09/2022]; TELEMATICS: TELEMATICS SYSTEM (for HV Model): Warning Notification Function Malfunction