Heated Steering Wheel Controller: Removal

REMOVE COWL TOP VENTILATOR LOUVER RH (See REMOVAL )
DISCONNECT CABLE FROM 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 engine 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 engine switch off, wait 6 minutes or more before disconnecting the cable from the negative (-) battery terminal.
REMOVE SWITCH AND VOLUME CASE (See REMOVAL )
REMOVE NO. 2 STEERING WHEEL COVER LOWER (See REMOVAL )
REMOVE STEERING PAD ASSEMBLY (See REMOVAL )
REMOVE HEATED STEERING WHEEL CONTROLLER
1. Disconnect the 2 connectors and remove the 2 screws and controller.
  
  Fig 1: Locating Steering Wheel Heater Controller Connectors And Screws
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002