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Home >> Toyota >> 2021 >> C-HR XLE >> Repair and Diagnosis >> Engine Performance >> Remove, Overhaul & Install >> Engine Control System - Service Information >> Throttle Body >> Removal [02/2017 - 10/2017] >> Procedure

Removal [02/2017 - 10/2017]: Procedure

  1. DRAIN ENGINE COOLANT 

    Refer to REPLACEMENT [02/2017 - ]

  2. REMOVE NO. 2 CYLINDER HEAD COVER 

    See step  1

  3. REMOVE AIR CLEANER CAP WITH AIR CLEANER HOSE 
    1. Slide the clip and disconnect the No. 2 ventilation hose from the cylinder head cover sub-assembly.
      GTY767243Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disengage the 2 clamps.
    3. Disconnect the mass air flow meter connector and disengage the wire harness clamp.
      GTY767242Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Loosen the hose clamp and disconnect the air cleaner hose assembly from the throttle body assembly.
    5. Disengage the 2 guides and remove the air cleaner cap with air cleaner hose from the air cleaner case sub-assembly.
      GTY774407Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. REMOVE THROTTLE BODY ASSEMBLY 
    1. Disconnect the throttle body assembly connector.
      GTY767548Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 No. 1 Water By-pass Hose
      *2 No. 2 Water By-pass Hose
    2. Slide the 2 clips and disconnect the No. 1 water by-pass hose and No. 2 water by-pass hose from the throttle body assembly.
    3. w/ Stud Bolt:
      GTY765087Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *A w/ Stud Bolt
      *B w/o Stud Bolt
      1. Remove the 2 bolts, 2 nuts and throttle body assembly from the intake manifold.
        NOTE:

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

    4. w/o Stud Bolt:
      1. Remove the 4 bolts and throttle body assembly from the intake manifold.
        NOTE:

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

  5. REMOVE THROTTLE BODY GASKET 
    1. Remove the throttle body gasket from the intake manifold.
      GTY767233Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002