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Home >> Lexus >> 2017 >> RX 350 Base, FWD >> Repair and Diagnosis >> Steering >> Steering Column >> Steering Column - Service Information >> Heated Steering Wheel Controller >> Removal [08/2016 - 08/2019] >> Procedure

Removal [08/2016 - 08/2019]: Procedure

  1. REMOVE STEERING WHEEL ASSEMBLY 

    Refer to REMOVAL [08/2016 - 08/2019] 

  2. REMOVE CRUISE CONTROL MAIN SWITCH 

    Refer to PROCEDURE - Step 2

  3. REMOVE STEERING PAD SWITCH ASSEMBLY 

    See step  2

  4. REMOVE LOWER NO. 1 STEERING WHEEL BOSS COVER (w/ Shift Paddle Switch) 

    for U881F: Refer to PROCEDURE - Step 4

    for U881E: Refer to PROCEDURE - Step 4

  5. REMOVE SHIFT PADDLE SWITCH (TRANSMISSION SHIFT SWITCH ASSEMBLY) (w/ Shift Paddle Switch) 

    for U881F: Refer to PROCEDURE - Step 5

    for U881E: Refer to PROCEDURE - Step 5

  6. REMOVE STEERING VIBRATION AND HEATER ECU 
    1. Disengage the guide to remove the wire harness from the lower steering wheel cover.
      GTY776224Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disconnect each connector.
    3. w/o Shift Paddle Switch:
      1. Remove the 2 screws.
        GTY776217Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Remove the screw.
      GTY802469Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Heater Thermistor
    5. Disengage the 2 claws of the lower steering wheel boss cover.
      NOTE:

      If the heater thermistor comes off the lower steering wheel cover, replace the steering wheel assembly.

      HINT: 

      Do not remove the lower steering wheel boss cover from the steering wheel sub-assembly. Loosen the lower steering boss cover.

    6. Remove the 2 screws.
      GTY796295Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction
    7. Move the steering vibration and heater ECU until it reaches a position where the connector can be disconnected.
    8. Disconnect the connector to remove the steering vibration and heater ECU from the lower steering wheel cover.