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Installation [09/2015 - ]: Procedure

  1. INSTALL THROTTLE BODY GASKET 
    1. Install a new throttle body gasket to the intake air surge tank assembly with the protrusion of the throttle body gasket oriented as shown in the illustration.
      GTY681971Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Protrusion
  2. INSTALL THROTTLE BODY WITH MOTOR ASSEMBLY 
    1. Install the throttle body with motor assembly to the intake air surge tank assembly with the 4 bolts.

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

      NOTE:

      If the throttle body with motor assembly has been struck or dropped, replace it.

    2. Connect the throttle body with motor assembly connector.
    3. Connect the No. 2 water by-pass hose and No. 3 water by-pass hose to the throttle body with motor assembly and slide the 2 clips to secure them.
  3. INSTALL AIR CLEANER CAP WITH AIR CLEANER HOSE 
    1. Install the air cleaner cap with air cleaner hose to the throttle body with motor assembly.
      NOTE:

      Align the cutout of the air cleaner hose assembly with the protrusion of the throttle body with motor assembly.

      GTY682881Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Cutout
      *b Protrusion
      *c Hose Clamp
      *d Up
      *e Stopper
      *f Air Cleaner Hose
      *g 9 to 13 mm (0.355 to 0.511 in.)
    2. Tighten the hose clamp in the position shown in the illustration.

      HINT: 

      Make sure that the condition of the hose clamp is as shown in the illustration.

    3. Engage the 2 guides to install the air cleaner cap sub-assembly to the air cleaner case sub-assembly.
    4. Open the air cleaner cap sub-assembly and install the air cleaner filter element sub-assembly to the air cleaner case sub-assembly.
    5. Engage the 2 air cleaner cap clamps.
    6. Connect the No. 2 ventilation hose to the air cleaner hose assembly and slide the clip to secure it.
    7. Engage the No. 1 fuel vapor feed hose to the air cleaner hose assembly.
    8. Engage the wire harness clamp.
    9. Connect the mass air flow meter sub-assembly connector.
  4. ADD ENGINE COOLANT 

    Refer to PROCEDURE - Step 2 [09/2015 - 12/2017] , or refer to PROCEDURE - Step 2 [12/2017 - ]

  5. INSPECT FOR COOLANT LEAK 

    Refer to PROCEDURE - Step 1

  6. PERFORM INITIALIZATION 
    NOTE:
    • Be sure to perform this procedure after removing and reinstalling the throttle body with motor assembly or any throttle body with motor assembly components.
    • Perform the following procedure after replacing the throttle body with motor assembly or any throttle body with motor assembly components. The following procedure should also be performed if the throttle body with motor assembly is cleaned.
    1. Connect the Techstream to the DLC3.
    2. Clear the DTCs.

      Refer to DTC CHECK / CLEAR [09/2015 - ]

    3. Perform "Inspection After Repair".

      Refer to INITIALIZATION [09/2015 - 08/2019] , or refer to INITIALIZATION [08/2019 - ]

    4. Start the engine and check that the MIL is not illuminated. After the engine is warmed up, check that the idle speed is within the specified range with the A/C switch off.

      Standard

      650 to 750 RPM

      NOTE:
      • Be sure to perform this step with all accessories off.
      • Make sure that the shift lever is in P or N.
    5. Enter the following menus: Powertrain / Engine / Data List / Throttle Sensor Position.

      Powertrain > Engine > Data List 

      Tester Display
      Throttle Sensor Position
    6. Fully depress the accelerator pedal and check that the value is 60% or higher.
    7. Perform a road test and confirm that there are no abnormalities.
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