Front Heater Unit: Disassembly

WARNING: This page is about a different car, the 2003 Lexus LX 470. However, it is still accessible from the selected car via links, so may be relevant.

REMOVE HEATER RADIATOR
1. Pry out the packing.
2. Remove the screw and the bracket.
3. Remove the screw and the clamp.
4. Pull out the heater radiator.
  
  Fig 1: Removing Heater Radiator
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE AIR OUTLET SERVOMOTOR
Remove the 3 screws and the air outlet servomotor.

Fig 2: Removing Air Outlet Servomotor
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE AIR MIX SERVOMOTOR
1. Disconnect the connector.
2. Remove the 3 screws and the air mix servomotor.
3. Release the claw and remove the wire harness.
  
  Fig 3: Removing Air Mix Servomotor Screws
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE AIR DUCT (Foot Duct)
Remove the 2 screws and air duct.

Fig 4: Removing Air Duct (Foot Duct) Screws
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE AIR DUCT (Vent Duct)
1. Disconnect the mode damper control link.
2. Remove the 2 screws and the air duct.
  
  Fig 5: Removing Air Duct (Vent Duct) Screws
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002