Engine Coolant Temperature Sensor: Removal

WARNING: This page is about a different car, the 2007 Toyota Tacoma. However, it is still accessible from the selected car via links, so may be relevant.

DISCHARGE FUEL SYSTEM PRESSURE
(See PRECAUTION )
DRAIN ENGINE COOLANT (See REPLACEMENT )
DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
REMOVE V-BANK COVER (See REMOVAL )
REMOVE AIR CLEANER ASSEMBLY (See REMOVAL )
REMOVE INTAKE AIR SURGE TANK (See REMOVAL )
DISCONNECT FUEL PIPE SUB-ASSEMBLY NO.2 (See REMOVAL )
REMOVE ENGINE COOLANT TEMPERATURE SENSOR
1. Disconnect the connector.
2. Using a 19 mm deep socket wrench, remove the water temperature sensor and gasket.
  
  Fig 1: Disconnecting Connector
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002