WIPER SWITCH (for Hatchback): Removal

WARNING: This page is about a different car, the 2008 Toyota Yaris. However, it is still accessible from the selected car via links, so may be relevant.

DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
REMOVE STEERING COLUMN COVER (See REMOVAL )
REMOVE WIPER SWITCH
1. Disconnect the 2 connectors.
2. Using a screwdriver with its tip wrapped in protective tape, disengage the claw and remove the wiper switch.
  NOTE: Do not press the claw too hard, as it may be damaged.
  
  Fig 1: Identifying Wiper Switch Terminals
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002