Heater Control Disassembly

WARNING: This page is about a different car, the 2002 Toyota Prius. However, it is still accessible from the selected car via links, so may be relevant.

Remove control knobs :
1. Pull out the 5 control knobs.
2. Remove the 3 nuts.
  
  Fig 1: Identifying Heater Control Knob Placement
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Remove multi display & radio receiver assembly .

Fig 2: Locating Multi Display & Radio Receiver Mounting Screws
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Remove the 4 screws and multi display & radio receiver assembly.
Remove A/C amplifier :
1. Remove the 12 screws and cover.
  
  Fig 3: Locating A/C Amplifier Mounting Screws
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Unlock the connector lock and pull out the flat harness from center cluster module.
  
  Fig 4: Disconnecting Center Cluster Module Ribbon
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Remove bulbs .

Fig 5: Locating Center Cluster Module Bulbs
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Using a screwdriver, turn the bulb to the left and pull out the bulb.
Remove cluster module circuit .
Remove the 6 screws and center cluster module.

Fig 6: Locating Center Cluster Module Circuit Board Mounting Screws
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002