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Headlight Dimmer Switch: Removal

WARNING: This page is about a different car, the 2008 Lexus LS 600hL. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
  • Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
  • Some of these service operations affect the SRS airbag system. Read the precautionary notices concerning the SRS airbag system before servicing the steering column (see PRECAUTION ).
  1. PLACE FRONT WHEELS FACING STRAIGHT AHEAD 
  2. REMOVE LUGGAGE COMPARTMENT MAT SUB-ASSEMBLY  (See REMOVAL )
  3. REMOVE BATTERY SERVICE HOLE COVER LH  (See REMOVAL )
  4. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 
    1. Disable the AUTO TILT AWAY function by changing the customize parameter (see CUSTOMIZE PARAMETERS )
      NOTE: Record the current customize parameter setting (whether the AUTO TILT AWAY function is enabled or disabled) in order to restore the current setting after finishing the operation.

      HINT.

      Performing the above operation causes the AUTO TILT AWAY function to be disabled when the power switch is turned OFF.

    2. Turn the power switch ON (IG) Operate the tilt and telescopic switch to fully extend and lower the steering column assembly
    3. Turn the power switch OFF and disconnect the cable from the negative battery terminal
      CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
      NOTE:
      • After the power switch is turned OFF, the HDD navigation system requires approximately 6 minutes to record various types of memory and settings. As a result, after turning the power switch OFF, wait 6 minutes or more before disconnecting the cable from the negative (-) battery terminal.
      • When disconnecting the cable, some systems need to be initialized after the cable is reconnected (see INITIALIZATION ).
  5. REMOVE SWITCH AND VOLUME CASE  (See REMOVAL )
  6. REMOVE NO. 2 STEERING WHEEL COVER LOWER  (See REMOVAL )
  7. REMOVE STEERING WHEEL PAD  (See REMOVAL )
  8. REMOVE STEERING WHEEL ASSEMBLY  (See REMOVAL )
  9. REMOVE STEERING COLUMN COVER (w/o Driver Monitor Camera)  (See REMOVAL )
  10. REMOVE STEERING COLUMN COVER (w/ Driver Monitor Camera)  (See REMOVAL )
  11. REMOVE SPIRAL CABLE  (See INSPECTION )
  12. REMOVE WINDSHIELD WIPER SWITCH ASSEMBLY 
    1. Disconnect the connectors
    2. Using a screwdriver, detach the claw and remove the windshield wiper switch.

      HINT.

      Tape the screwdriver tip before use.

      NOTE: If the claw is pressed forcefully, it will break.
      Fig 1: Locating Windshield Wiper Switch Assembly Connectors
      G05782971Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  13. REMOVE HEADLIGHT DIMMER SWITCH 
    1. Disconnect the connector
      Fig 2: Identifying Headlight Dimmer Switch Connector
      G05782972Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. While loosening the band clamp as shown in the illustration, detach the claw to remove the headlight dimmer switch
      NOTE: If the claw is pressed forcefully, it will break.
      Fig 3: Identifying Band Clamp And Dimmer Switch
      G05782973Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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