Park/Neutral Position Switch: Removal

WARNING: This page is about a different car, the 2006 Toyota Land Cruiser. However, it is still accessible from the selected car via links, so may be relevant.

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.
DISCONNECT PARK/NEUTRAL POSITION SWITCH CONNECTOR
REMOVE PARK/NEUTRAL POSITION SWITCH ASSEMBLY
1. Using a screwdriver, pry out the lock washer.
2. Remove the lock nut and lock washer.
3. Remove the bolt and park/neutral position switch.
  
  Fig 1: Prying Out Lock Washer Using Screwdriver
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002