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Home >> Toyota >> 2015 >> Avalon Hybrid Limited >> Repair and Diagnosis >> Engine Performance >> Remove, Overhaul & Install >> Engine Control System (Service Information) (Hybrid) >> Throttle Body >> Removal [10/2014 - ] >> Procedure

Removal [10/2014 - ]: Procedure

  1. DRAIN COOLANT (for Engine) 

    Refer to PROCEDURE - Step 1

  2. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 18

  3. REMOVE AIR CLEANER CAP SUB-ASSEMBLY 
    1. Disconnect the mass air flow meter sub-assembly connector and wire harness clamp from the air cleaner cap sub-assembly.
      GTY365040Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Slide the clip and disconnect the ventilation hose from the cylinder head cover.
    3. Disconnect the connector.
    4. Release the 2 clamps and remove the air cleaner cap sub-assembly.
      GTY316092Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Disconnect the 2 fuel vapor feed hoses.
      GTY573954Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      GTY596918Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *a Retainer
      *b Fuel Tube Connector
      *c Pipe
      *d O-ring
      *e Pull
      NOTE:
      • Remove any dirt or foreign matter on the fuel tube connector before performing this work.
      • Do not allow any scratches or foreign matter to get on the parts when disconnecting them as the fuel tube connector has an O-ring that seals the pipe.
      • Perform this work by hand. Do not use any tools.
      • Protect the disconnected parts by covering them with plastic bags after disconnecting the fuel vapor feed hose.
    6. Loosen the hose clamp and disconnect the air cleaner cap sub-assembly from the throttle body with motor assembly.
      GTY322171Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. REMOVE THROTTLE BODY WITH MOTOR ASSEMBLY 
    1. Disconnect the 2 clamps.
      GTY322172Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disconnect the throttle body with motor assembly connector.
      GTY316095Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Slide the 2 clips and disconnect the No. 2 water by-pass hose and No. 3 water by-pass hose from the throttle body with motor assembly.
    4. Remove the 4 bolts, throttle body with motor assembly and fuel tube bracket.
      GTY316247Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE THROTTLE BODY GASKET 
    1. Remove the throttle body gasket from the intake manifold.
      GTY316094Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002