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Removal [12/2019 - 10/2022]: Procedure

  1. PRECAUTION 
    WARNING:

    Be sure to read Precaution thoroughly before servicing.

    GTY607029Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    Refer to PRECAUTION [12/2019 - 11/2023]

    NOTE:

    After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) auxiliary battery terminal notices before proceeding with work.

  2. REMOVE STEERING WHEEL ASSEMBLY 

    Refer to REMOVAL [12/2019 - 10/2022]

  3. REMOVE LOWER STEERING COLUMN COVER 

    Refer to PROCEDURE - Step 5 [12/2019 - 10/2021] , or refer to PROCEDURE - Step 5 [10/2021 - 10/2022]

  4. REMOVE UPPER STEERING COLUMN COVER 

    Refer to PROCEDURE - Step 6 [12/2019 - 10/2021] , or refer to PROCEDURE - Step 6 [10/2021 - 10/2022]

  5. REMOVE SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY 
    NOTE:
    • Do not remove/install the spiral cable with sensor sub-assembly with the auxiliary battery connected and the ignition switch ON.
    • Do not rotate the spiral cable with sensor sub-assembly without the steering wheel assembly installed, with the auxiliary battery connected and the ignition switch ON.
    • Ensure that the steering wheel assembly is installed and aligned straight when inspecting the steering 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.

      GTY684647Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Check that the front wheels are aligned facing straight ahead.
    4. Disconnect the yellow airbag connector from the spiral cable with sensor sub-assembly.
      NOTE:

      When disconnecting 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. Disconnect the other connectors from the spiral cable with sensor sub-assembly.
    6. Separate the wire harness from the spiral cable with sensor sub-assembly as shown in the illustration.
      GTY819173Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Separate in this Direction
    7. Disengage the claw and 2 clips to remove the spiral cable with sensor sub-assembly.
      GTY792236Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE SPIRAL CABLE SUB-ASSEMBLY 
    NOTE:
    • Remove the steering sensor from the spiral cable sub-assembly only when replacing the spiral cable sub-assembly or the steering sensor.
    • Removing the steering sensor from the spiral cable sub-assembly without using a lock pin may result in the center position of the steering sensor becoming misaligned. Therefore, make sure to use the lock pin provided with a new spiral cable sub-assembly when removing the steering sensor from the spiral cable sub-assembly.
    • When replacing the steering sensor:

      Refer to REMOVAL [12/2019 - 10/2022]

    1. Install the lock pin to the steering sensor.
      GTY766364Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:
      • Use the lock pin provided with a new spiral cable sub-assembly.
      • Do not remove the lock pin before installing the steering sensor to the spiral cable sub-assembly.
    2. Disengage the 6 claws and 2 pins to remove the spiral cable sub-assembly from the steering sensor.
      GTY868164Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Guide
      NOTE:

      Do not damage the pins of the spiral cable sub-assembly or guides of the steering sensor.

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