Headlamp Dimmer Switch: Replacement

WARNING: This page is about a different car, the 2004 Toyota Prius. However, it is still accessible from the selected car via links, so may be relevant.

DISCONNECT BATTERY NEGATIVE TERMINAL (SEE SAFETY PRECAUTIONS )
REMOVE STEERING WHEEL COVER LOWER NO.2 (SEE STEERING WHEEL )
REMOVE STEERING WHEEL COVER LOWER NO.3 (SEE STEERING WHEEL )
REMOVE HORN BUTTON ASSY (SEE STEERING WHEEL )
REMOVE STEERING WHEEL ASSY (SEE OVERHAUL )
SST 09950-50013 (09951-05010, 09952-05010, 09953-05020, 09954-05021)
REMOVE STEERING COLUMN COVER (SEE OVERHAUL )
REMOVE SPIRAL CABLE SUB-ASSY (SEE SPIRAL CABLE )
REMOVE WINDSHIELD WIPER SWITCH ASSY (SEE REPLACEMENT )
REMOVE HEADLAMP DIMMER SWITCH ASSY
1. Disconnect the connectors.
2. Remove the band clamp as shown in Fig 1 .
  
  Fig 1: Removing Band Clamp
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Disengage the claws and remove the headlamp dimmer switch assy.
  
  Fig 2: Removing Headlamp Dimmer Switch Assy
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSTALL HEADLAMP DIMMER SWITCH ASSY
1. Insert the headlamp dimmer switch assy so that the recessed portion of the rotating stopper matches that of the rotating stopper.
  
  Fig 3: Inserting Headlamp Dimmer Switch Assy
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Install the headlamp dimmer switch with the band clamp and claw.
  
  Fig 4: Installing Headlamp Dimmer Switch With Band Clamp And Claw
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Connect the connectors.
CENTER SPIRAL CABLE (SEE CENTERING SPIRAL CABLE )
INSTALL STEERING WHEEL ASSY (SEE OVERHAUL )
INSTALL HORN BUTTON ASSY (SEE STEERING WHEEL )
CONNECT BATTERY NEGATIVE TERMINAL (SEE SAFETY PRECAUTIONS )
INSPECT HORN BUTTON ASSY (SEE STEERING WHEEL )
INSPECT SRS WARNING LIGHT (SEE INSPECTION )
PERFORM INITIALIZATION (SEE INITIALIZATION )