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Throttle W/ Motor Body ASSY (2UZ-FE): Replacement

  1. DRAIN ENGINE COOLANT (SEE  COOLANT (2UZ-FE)  ) 
  2. REMOVE V-BANK COVER SUB-ASSY 
    1. Remove the 2 nuts and V-bank cover sub-assy.
  3. REMOVE AIR CLEANER HOSE ASSY 
    1. Disconnect the vacuum hoses (for the P/S idle-up and fuel pressure regulator) and ventilation hose.
    2. Remove the air cleaner hose assy.
  4. REMOVE THROTTLE W/ MOTOR BODY ASSY 
    1. Disconnect the water by-pass hose, water by-pass hose No. 7 and the throttle position sensor connector.
      Fig 1: Disconnecting Water By-Pass Hose
      G02967489Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 3 bolts and nut.
      Fig 2: Removing Throttle W/Motor Body Assy Bolts & Nut
      G02967490Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the throttle body and the throttle body gasket.
  5. INSTALL THROTTLE W/ MOTOR BODY ASSY 
    1. Install a new gasket and the throttle body with the 3 bolts and nut.

      Torque: 14 N.m (143 kgf.cm, 10 ft.lbf) 

    2. Connect the water by-pass hose, water by-pass hose No. 7 and throttle position sensor connector.
  6. INSTALL AIR CLEANER HOSE ASSY 
  7. ADD ENGINE COOLANT (SEE  COOLANT (2UZ-FE)  ) 
  8. CHECK FOR ENGINE COOLANT LEAKS (SEE  COOLING SYSTEM (2UZ-FE)  ) 
  9. INSTALL V-BANK COVER SUB-ASSY 
    1. Install the V-bank cover sub-assy with the 2 nuts.

      Torque: 7.5 N.m (80 kgf.cm, 66 in.lbf)