Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM100000001K924
Model Year Start: 2020 Model: RAV4 Prod Date Range: [10/2019 - 10/2022]
Title: TELEMATICS: TELEMATICS SYSTEM: PRECAUTION; 2020 - 2022 MY RAV4 RAV4 HV [10/2019 - 10/2022]

PRECAUTION

WHEN DISCONNECTING AUXILIARY BATTERY CABLE

(a) After the ignition switch is turned off, the radio and display receiver assembly requires approximately 6 minutes to record various types of memory and settings. As a result, after turning the ignition switch off, wait 6 minutes or more before disconnecting the cable from the negative (-) auxiliary battery terminal.

NOTICE:

  • Before servicing, enter service mode to restrain telematics communication functions and prevent the following while servicing:
    • Remote door lock and unlock operations
    • Remote engine start and stop operations
    • Warning notification function
  • Service mode can be entered by using the Techstream or operating the remote touch.

    HINT:

    When a warning is generated due to a vehicle malfunction, the DCM (telephone transceiver assembly) receives warning information from the combination meter assembly and sends a warning notification to the service center. The radio and display receiver assembly also receives the warning information sent by the combination meter assembly and displays a message in the multi-display according to the malfunction.

SERVICE MODE

(a) Service mode

(1) Service mode (Method 1)

  1. Turn the ignition switch off.
  2. Connect the Techstream to the DLC3.
  3. Turn the ignition switch to ON.
  4. Turn the Techstream on.
  5. Enter the following menus: Body Electrical / Telematics

Body Electrical > Telematics > Trouble Codes

(2) Service mode (Method 2)

  • w/ Navigation System:

    Enter diagnostic mode of navigation system.

    Click here 2020 - 2022 MY RAV4 RAV4 HV [10/2019 - 10/2022]; NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: DTC CHECK / CLEAR

  • w/o Navigation System:

    Enter diagnostic mode of audio and visual system.

    Click here 2020 - 2022 MY RAV4 RAV4 HV [10/2019 - 10/2022]; AUDIO / VIDEO: AUDIO AND VISUAL SYSTEM: DTC CHECK / CLEAR

HINT:

Use the Techstream to cancel service mode (communication function pausing mode).

Click here 2020 - 2022 MY RAV4 RAV4 HV [10/2019 - 10/2022]; TELEMATICS: TELEMATICS SYSTEM: UTILITY

PRECAUTION FOR TELEMATICS SYSTEM

(a) If replacing any of the following parts, refer to Initialization.

Click here 2020 MY RAV4 RAV4 HV [10/2019 - 06/2020]; INTRODUCTION: REPAIR INSTRUCTION: INITIALIZATION 2020 MY RAV4 RAV4 HV [06/2020 - 08/2020]; INTRODUCTION: REPAIR INSTRUCTION: INITIALIZATION 2021 MY RAV4 RAV4 HV [08/2020 - 12/2021]; INTRODUCTION: REPAIR INSTRUCTION: INITIALIZATION 2022 MY RAV4 RAV4 HV [12/2021 - 10/2022]; INTRODUCTION: REPAIR INSTRUCTION: INITIALIZATION

NOTICE:

If registration is not performed after replacing any of the following parts, the remote door lock and unlock and remote engine start and stop will not be available.

(1) Certification ECU (smart key ECU assembly)

(2) DCM (telephone transceiver assembly)

(3) Main body ECU (multiplex network body ECU)

PRECAUTION FOR ACTIVATION

(a) When replacing the DCM (telephone transceiver assembly), perform DCM activation.

Click here 2020 - 2022 MY RAV4 RAV4 HV [10/2019 - 10/2022]; CELLULAR COMMUNICATION: SAFETY CONNECT SYSTEM: DCM ACTIVATION

PRECAUTION FOR TROUBLESHOOTING REMOTE SERVICE FUNCTION

(a) When troubleshooting symptoms such as when part of the remote service function does not operate normally, first check that there are no third party parts connected to the DLC3. If any such parts are connected to the DLC3, some parts of the remote service function may not operate normally.

Therefore, explain the situation to the customer, remove the parts and turn the ignition switch from off to ON before proceeding with troubleshooting.