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Installation [08/2015 - ]: Procedure

  1. INSTALL THROTTLE BODY ASSEMBLY 

    HINT: 

    Perform "Inspection After Repairs" after replacing the throttle body assembly (Refer to INITIALIZATION [08/2015 - ] ).

    1. Install the No. 4 water by-pass hose to the throttle body.
      GTY260535Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Paint Mark

      HINT: 

      When installing the hose, make sure the paint mark and clip are as shown in the illustration.

    2. Install the No. 12 water by-pass hose to the throttle body.
      GTY264211Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Paint Mark

      HINT: 

      When installing the hose, make sure the paint mark and clip are as shown in the illustration.

    3. Align the protrusion of a new gasket with the groove of the intake air surge tank and install the gasket to the intake air surge tank.
      GTY651855Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Groove
      *2 Protrusion
    4. Install the throttle body with the 4 bolts.

      Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf) 

    5. Connect the throttle position sensor and control motor connector.
      GTY645299Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    6. Connect the No. 4 water by-pass hose and No. 12 water by-pass hose.
      TEXT IN ILLUSTRATION

      *1 Paint Mark
      *a Upper Side
      *b Lower Side
      *c 13 to 17 mm (0.511 to 0.669 in.)
      *d 5 mm (0.197 in.)

      HINT: 

      When connecting the hoses, make sure the paint marks and clips are as shown in the illustration.

  2. INSTALL AIR CLEANER CAP AND HOSE 

    Refer to PROCEDURE - Step 53 [08/2015 - 08/2020] , or refer to PROCEDURE - Step 53 [08/2020 - ]

  3. ADD ENGINE COOLANT 

    Refer to PROCEDURE - Step 6

  4. INSPECT FOR COOLANT LEAK 

    Refer to PROCEDURE - Step 1

  5. INSTALL NO. 1 ENGINE UNDER COVER SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 88 [08/2015 - 08/2020] , or refer to PROCEDURE - Step 88 [08/2020 - ]

  6. INSTALL LOWER FRONT BUMPER COVER 

    Refer to PROCEDURE - Step 89 [08/2015 - 08/2020] , or refer to PROCEDURE - Step 89 [08/2020 - ]

  7. INSTALL V-BANK COVER SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 80 [08/2015 - 08/2020] , or refer to PROCEDURE - Step 80 [08/2020 - ]

  8. PERFORM INITIALIZATION 
    NOTE:

    Perform the following procedure after replacing the throttle body assembly or any throttle body assembly components. The following procedure should also be performed if the throttle body assembly is cleaned.

    1. Turn the ignition switch to ON without operating the accelerator pedal.
      NOTE:

      If the accelerator pedal is operated, perform the above step again.

    2. Connect the Techstream to the DLC3 and clear the DTCs (Refer to DTC CHECK / CLEAR [08/2015 - ] ).
    3. Perform the "Inspection After Repairs" (Refer to INITIALIZATION [08/2015 - ] ).
    4. Start the engine and check that the MIL is not illuminated and that the idle speed is within the specified range when the A/C is switched off after the engine is warmed up.

      Standard

      Condition Engine Idle Speed
      A/C switched off 550 to 780 rpm

      HINT: 

      • Be sure to perform this step with all accessories off.
      • Make sure that the shift lever is in P or neutral.
    5. Enter the following menus: Powertrain / Engine and ECT / Data List / Throttle Pos. Sensor Output. Fully depress the accelerator pedal and check that the value is 60% or more.
    6. Perform a road test and confirm that there are no abnormalities.
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