Engine Coolant Temperature Sensor: Removal

DRAIN ENGINE COOLANT (See REPLACEMENT )
REMOVE AIR CLEANER ASSEMBLY
1. Disconnect the mass air flow meter connector.
2. Separate the wire harness.
  
  Fig 1: Locating Mass Air Flow Meter Connector And Wire Harness
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Separate the No. 1 vacuum switching valve.
  
  Fig 2: Locating Vacuum Switching Valve
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
4. Disconnect the ventilation hose.
5. Separate the No. 2 fuel vapor feed hose.
  
  Fig 3: Locating Ventilation Hose And Fuel Vapor Feed Hose
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
6. Loosen the No. 1 air cleaner hose clamp, unlock the air cleaner assembly clamp and remove the air cleaner cap sub-assembly with No. 1 air cleaner hose.
7. Remove the air cleaner filter element sub-assembly.
  
  Fig 4: Locating Air Cleaner Assembly Clamps
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
8. Separate the wire harness.
9. Remove the 3 bolts and remove the air cleaner case sub-assembly.
  
  Fig 5: Locating Air Cleaner Case Sub-Assembly Bolts
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE ENGINE COOLANT TEMPERATURE SENSOR
1. Disconnect the engine coolant temperature sensor connector.
2. Using SST, remove the engine coolant temperature sensor and gasket.
  SST 09817-33190
  
  Fig 6: Identifying Engine Coolant Temperature Sensor
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002