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Home >> Lexus >> 2023 >> ES 350 Base >> Repair and Diagnosis >> Steering >> Steering Column >> Steering Column - Service Information >> STEERING COLUMN ASSEMBLY (for Manual Tilt and Manual Telescopic Steering Column) >> Installation [06/2018 - 09/2022] >> Procedure

Installation [06/2018 - 09/2022]: Procedure

  1. ALIGN FRONT WHEELS FACING STRAIGHT AHEAD 
  2. INSTALL STEERING COLUMN ASSEMBLY 
    NOTE:

    Make sure that the wire harness is not interfering with the steering column assembly.

    1. Install the steering column assembly with the bolt and 2 nuts.

      Torque: 36 N.m (367 kgf/cm, 27 ft.lbf) 

      NOTE:
      • After the column is installed, check the tilt operation.
      • If a large amount of force is required to operate the tilt mechanism or abnormal noise occurs, loosen the nuts and move the bracket forward or backward until the tilt operation works smoothly.

        Tighten the nuts and check the tilt operation again.

    2. Connect each connector and engage each wire harness clamp to the steering column assembly.
  3. INSTALL STEERING INTERMEDIATE SHAFT ASSEMBLY 
    1. Align the matchmarks on the steering intermediate shaft assembly and steering column assembly.
      GTY797643Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Matchmark
      Install in this direction
    2. Install the steering intermediate shaft assembly to the steering column assembly.
    3. Install the bolt.

      Torque: 35 N.m (357 kgf/cm, 26 ft.lbf) 

    4. Tighten the clamp.
      GTY742692Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. INSTALL STEERING COLUMN HOLE COVER 
    1. Install the steering column hole cover with the 2 clips.
    2. Install the clip.
    3. Return the floor carpet.
  5. CONNECT STEERING INTERMEDIATE SHAFT ASSEMBLY 

    Refer to PROCEDURE - Step 13 [06/2018 - 08/2020] , or refer to PROCEDURE - Step 13 [08/2020 - ]

  6. INSTALL FRONT WHEEL LH 

    Refer to PROCEDURE - Step 1

  7. INSTALL NO. 1 AIR DUCT SUB-ASSEMBLY 
    1. Engage the 3 claws to install a new No. 1 air duct sub-assembly.
      GTY783471Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the 2 bolts.

      Torque: 9.8 N.m (100 kgf/cm, 87 in.lbf) 

  8. INSTALL LOWER NO. 1 INSTRUMENT PANEL AIRBAG ASSEMBLY 

    Refer to INSTALLATION [06/2018 - 08/2020] , or refer to INSTALLATION [08/2020 - ]

  9. INSTALL TURN SIGNAL SWITCH ASSEMBLY WITH SPIRAL CABLE SUB-ASSEMBLY 
    NOTE:
    • Do not remove/install the spiral cable with sensor sub-assembly with the auxiliary battery connected and the engine switch (for Gasoline Model) or power switch (for HV Model) on (IG).
    • Do not rotate the spiral cable with sensor sub-assembly without the steering wheel assembly installed, with the auxiliary battery connected and the engine switch (for Gasoline Model) or power switch (for HV Model) on (IG).
    • Ensure that the steering wheel assembly is installed and aligned straight when inspecting the steering sensor.
    1. Using pliers, expand the clamp.
      GTY798101Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Clamp
    2. While holding the clamp expanded, install the turn signal switch assembly with spiral cable sub-assembly to the steering column assembly and engage the claw.
    3. Return the clamp to its original position.
    4. Connect the connectors to the turn signal switch assembly with spiral cable sub-assembly.
  10. INSTALL UPPER STEERING COLUMN COVER 
    1. GTY783403Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Engage the 2 claws and 4 clips to connect the upper steering column cover.

    2. Engage the claw to install the upper steering column cover.
      GTY822597Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Install in this direction
  11. INSTALL LOWER STEERING COLUMN COVER SUB-ASSEMBLY 
    1. Engage the 2 claws to install the lower steering column cover sub-assembly.
      GTY783419Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the 3 screws.
      GTY783416Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  12. ALIGN FRONT WHEELS FACING STRAIGHT AHEAD 
  13. INSPECT AND ADJUST SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 9 [06/2018 - 08/2020] , or refer to PROCEDURE - Step 9 [08/2020 - 09/2022]

  14. INSTALL STEERING WHEEL ASSEMBLY 

    See step  8 [06/2018 - 08/2020], or see step  8 [08/2020 - ]

  15. CHECK STEERING WHEEL CENTER POINT 
  16. INSTALL HORN BUTTON ASSEMBLY 

    Refer to INSTALLATION [06/2018 - 08/2020] , or refer to INSTALLATION [08/2020 - ]

  17. PERFORM INITIALIZATION AND CALIBRATION (for Gasoline Model) 

    for Parking Assist Monitor System Initialization: Refer to INITIALIZATION [06/2018 - 09/2022]

    for Parking Assist Monitor System Calibration: Refer to CALIBRATION [06/2018 - 09/2022]

    for Panoramic View Monitor System Initialization: Refer to INITIALIZATION [06/2018 - 09/2022]

    for Panoramic View Monitor System Calibration: Refer to CALIBRATION [06/2018 - 09/2022]

    for Parking Support Brake System Calibration: Refer to CALIBRATION [06/2018 - 08/2021] , or refer to CALIBRATION [08/2021 - 09/2022]

  18. PERFORM INITIALIZATION AND CALIBRATION (for HV Model) 

    for Parking Assist Monitor System Initialization: Refer to INITIALIZATION [06/2018 - 09/2022]

    for Parking Assist Monitor System Calibration: Refer to CALIBRATION [06/2018 - 09/2022]

    for Panoramic View Monitor System Initialization: Refer to INITIALIZATION [06/2018 - 09/2022]

    for Panoramic View Monitor System Calibration: Refer to CALIBRATION [06/2018 - 09/2022]

    for Parking Support Brake System Calibration: Refer to CALIBRATION [06/2018 - 08/2021] , or refer to CALIBRATION [08/2021 - 09/2022]

  19. PERFORM REGISTRATION (for Gasoline Model) 

    Refer to REGISTRATION [06/2018 - 10/2019] , or refer to REGISTRATION [10/2019 - 08/2020] , or refer to REGISTRATION [08/2020 - 09/2022]

  20. PERFORM REGISTRATION (for HV Model) 

    Refer to REGISTRATION [06/2018 - 10/2019] , or refer to REGISTRATION [10/2019 - 09/2022]

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