DSD Information System
Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> Airbag System - Service Information (2 Of 2) >> Rear Airbag Sensor >> Installation [10/2022 - 11/2023] >> Procedure

Installation [10/2022 - 11/2023]: Procedure

  1. INSTALL REAR AIRBAG SENSOR 
    1. Check that the ignition switch is off.
    2. Check that the cable is disconnected from the negative (-) auxiliary battery terminal.
      WARNING:

      Wait at least 90 seconds after disconnecting the cable from the negative (-) auxiliary battery terminal to disable the SRS system.

    3. Engage the claw and install the rear airbag sensor with the bolt.

      Torque: 9.0 N*m (92 kgf*cm, 80 in.*lbf) 

      NOTE:
      • If the rear airbag sensor has been dropped, or there are any cracks, dents or other defects in the case or connector, replace it with a new one.
      • When installing the rear airbag sensor, make sure that the wire harness does not interfere with other parts and is not pinched.
      • Make sure that the rear airbag sensor claw is securely inserted into the body hole.
    4. Connect the connector to the rear airbag sensor.
      NOTE:

      When connecting any airbag connector, take care not to damage the airbag wire harness.

      HINT: 

      Refer to How to Connect or Disconnect Airbag Connector.

      Refer to HOW TO CONNECT OR DISCONNECT AIRBAG CONNECTOR [12/2019 - 11/2023]

    5. Check that there is no looseness in the installed parts of the rear airbag sensor.
  2. CONNECT CABLE TO NEGATIVE AUXILIARY BATTERY TERMINAL 

    for T24A-FTS: Refer to PROCEDURE - Step 4

    for A25A-FXS: Refer to PROCEDURE - Step 2

    NOTE:

    When disconnecting the cable, some systems need to be initialized after the cable is reconnected.

    Refer to INITIALIZATION [10/2022 - 11/2023]

  3. INSTALL DECK TRIM SIDE PANEL ASSEMBLY 

    Refer to INSTALLATION [10/2021 - ]

  4. PERFORM DIAGNOSTIC SYSTEM CHECK 

    Refer to DTC CHECK / CLEAR [12/2019 - 11/2023]

  5. INSPECT SRS WARNING LIGHT 

    Refer to OPERATION CHECK [10/2022 - 11/2023]