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Home >> Lexus >> 2007 >> GS 450h >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Component And System Testing, On-Vehicle Inspection, Removal, Inspection & Installation >> Engine Coolant Temperature Sensor >> Removal
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Engine Coolant Temperature Sensor: Removal

  1. DISCHARGE FUEL SYSTEM PRESSURE  (See REMOVAL )
  2. 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.
  3. REMOVE SERVICE PLUG GRIP  (See REMOVAL )
  4. REMOVE COOL AIR INTAKE DUCT SEAL (See  REMOVAL   ) 
  5. REMOVE ENGINE ROOM SIDE COVER LH (See  REMOVAL   ) 
  6. REMOVE ENGINE ROOM SIDE COVER RH (See  REMOVAL   ) 
  7. REMOVE V-BANK COVER (See  REMOVAL   ) 
  8. REMOVE FRONT UPPER FENDER PROTECTOR LH  (See REMOVAL )
  9. REMOVE FRONT UPPER FENDER PROTECTOR RH  (See REMOVAL )
  10. REMOVE FRONT FENDER TO COWL SIDE SEAL LH  (See REMOVAL )
  11. REMOVE FRONT FENDER TO COWL SIDE SEAL RH  (See REMOVAL )
  12. REMOVE FRONT WIPER ARM AND BLADE ASSEMBLY LH  (See REMOVAL )
  13. REMOVE FRONT WIPER ARM AND BLADE ASSEMBLY RH  (See REMOVAL )
  14. REMOVE COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY  (See REMOVAL )
  15. DRAIN ENGINE COOLANT  (See COOLANT )
  16. DISCONNECT NO. 2 VENTILATION HOSE (See  REMOVAL   ) 
  17. REMOVE AIR CLEANER CAP WITH AIR CLEANER HOSE (See  REMOVAL   ) 
  18. REMOVE THROTTLE BODY (See  REMOVAL   ) 
  19. REMOVE INTAKE AIR SURGE TANK  (See REMOVAL )
  20. REMOVE INTAKE MANIFOLD  (See REMOVAL )
  21. REMOVE ENGINE COOLANT TEMPERATURE SENSOR 
    1. Disconnect the sensor connector.
    2. Remove the sensor.
    3. Remove the gasket from the sensor.
      Fig 1: Locating Engine Coolant Temperature Sensor Connector
      G05285367Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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