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Home >> Toyota >> 2007 >> Tundra Base, 4.0 U >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (1GR-FE) - System Testing, On-Vehicle Inspection, Removal, Inspection & Installation >> VVT Sensor >> Removal
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VVT Sensor: Removal

  1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 
    NOTE:
    • Some systems need to be initialized after the cable is reconnected (see INITIALIZATION ).
    • After the ignition switch is turned OFF, the navigation system requires approximately 90 seconds to record various types of memory and settings. As a result, after turning the ignition switch OFF, wait 90 seconds or more before disconnecting the cable from the negative (-) battery terminal.
  2. REMOVE NO. 1 ENGINE UNDER COVER  (See REMOVAL )
  3. DRAIN ENGINE COOLANT  (See REPLACEMENT )
  4. REMOVE FRONT WIPER MOTOR AND LINK ASSEMBLY 
    1. Remove the front wiper motor and link assembly (see REMOVAL ).
  5. REMOVE FRONT COWL TOP OUTER PANEL SUB-ASSEMBLY  (See REMOVAL )
  6. REMOVE V-BANK COVER  (See REMOVAL )
  7. REMOVE NO. 2 AIR CLEANER HOSE  (See REMOVAL )
  8. REMOVE AIR CLEANER ASSEMBLY WITH ELEMENT  (See REMOVAL )
  9. REMOVE VVT SENSOR (for Bank 1) 
    1. Disconnect the sensor connector.
    2. Remove the bolt and sensor.
      Fig 1: Locating VVT Sensor Bolt
      G04968635Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  10. REMOVE VVT SENSOR (for Bank 2) 
    1. Disconnect the No. 4 and No. 5 water by-pass hoses.
    2. Disconnect the sensor connector.
      Fig 2: Locating Water By-Pass Hoses No. 4 And No. 5
      G04968636Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the bolt and sensor.
      Fig 3: Locating VVT Sensor Bolt
      G04968638Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002