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Throttle Body: Installation: Installation

  1. INSTALL THROTTLE BODY ASSEMBLY 
    1. Install a new gasket onto the intake manifold.
      Fig 1: Identifying New Gasket
      GTY267652Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 New Gasket
    2. Install the throttle body with the 3 bolts.

      Torque: 30 N*m (305 kgf*cm, 22 ft.*lbf) 

    3. Connect the 2 water by-pass hoses to the throttle body.
    4. Connect the throttle body connector.
    5. Install the fuel pipe support with the bolt.

      Torque: 30 N*m (305 kgf*cm, 22 ft.*lbf) 

    6. Connect the purge line hose to the throttle body.
  2. INSTALL AIR CLEANER CAP SUB-ASSEMBLY 
    1. Insert the hinges.
      Fig 2: Identifying Air Cleaner Cap Sub-Assembly & Clamps
      GTY267375Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the air cleaner cap sub-assembly with the 2 clamps.
    3. Align the matchmarks of the No. 1 air cleaner hose and throttle body.
      Fig 3: Identifying Matchmarks Of No. 1 Air Cleaner Hose & Throttle Body
      GTY267373Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Connect the No. 1 air cleaner hose to the throttle body and unfasten the No. 1 air cleaner hose clamp.
      NOTE: Make sure that the hose clamp is at the correct angle as shown.
    5. Connect the purge line hose.
    6. Connect the purge VSV vacuum hose.
    7. Connect the purge VSV connector.
    8. Connect the No. 2 ventilation hose to the hose.
    9. Connect the mass air flow meter connector and clamp.
  3. ADD COOLANT (for Engine)  . Refer to REPLACEMENT - Step 3
  4. INSPECT FOR COOLANT LEAK (for Engine) 
  5. INSTALL NO. 1 ENGINE UNDER COVER 
  6. INSTALL NO. 1 ENGINE COVER SUB-ASSEMBLY  . Refer to INSTALLATION - Step 94
  7. INSTALL OUTER COWL TOP PANEL SUB-ASSEMBLY  . Refer to INSTALLATION - Step 22
  8. INSTALL COWL BODY MOUNTING REINFORCEMENT RH  . Refer to INSTALLATION - Step 23
  9. INSTALL NO. 2 HEATER AIR DUCT SPLASH SHIELD SEAL  . Refer to INSTALLATION - Step 24
  10. INSTALL WATER GUARD PLATE RH  . Refer to INSTALLATION - Step 25
  11. INSTALL FRONT WIPER MOTOR AND LINK 
    1. Install the front wiper motor and link. Refer to INSTALLATION .
  12. PERFORM INITIALIZATION 
    NOTE: Be sure to perform this procedure after reassembling the throttle body assembly, removing and reinstalling any throttle body component or replacing the hybrid vehicle control ECU.
    1. Disconnect the cable from the negative (-) battery terminal.
      NOTE: After the power switch is turned off, the display and navigation module display (HDD navigation system) records various types of memory and settings. As a result, after turning the power switch off, make sure to wait at least 60 seconds before disconnecting the cable from the negative (-) battery terminal.
    2. Connect the Techstream to the DLC3 and clear the DTCs. Refer to DTC CHECK/CLEAR .
    3. Set the vehicle to inspection mode. Refer to INSPECTION MODE PROCEDURE .
    4. Start the engine without operating the accelerator pedal and check that the MIL is not illuminated and that the idle speed is within the specified range when the air conditioning is switched off after the engine is warmed up.

      Standard

      Condition Engine Idle Speed
      A/C switched off 850 to 950 rpm
      NOTE:
      • If the accelerator pedal is operated, perform the above steps again.
      • Be sure to perform this step with all accessories off.
      • Make sure that park (P) is selected.
    5. Perform a road test and confirm that there are no abnormalities.
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