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Home >> Toyota >> 2020 >> Corolla L >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 78 (Engine Control System (M20A-FKS) - Service Information (1 Of 2)) >> Throttle Body >> Removal [09/2019 - ] >> Procedure

Removal [09/2019 - ]: Procedure

WARNING: This page is about a different variant/trim than selected.
  1. DRAIN ENGINE COOLANT (for Fully Sealed Type) 

    Refer to PROCEDURE - Step 1

  2. DRAIN ENGINE COOLANT (for Non-Fully Sealed Type) 

    Refer to PROCEDURE - Step 2

  3. REMOVE AIR CLEANER CAP WITH AIR CLEANER HOSE 
    1. Disconnect the mass air flow meter connector and disengage the wire harness clamp.
      GTY879774Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Wire Harness Clamp
      *b Clamp
      *c Guide
    2. Disengage the 2 clamps and 2 guides.
    3. Disengage the guide to disconnect the vacuum switching valve assembly.
      GTY884622Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Vacuum Switching Valve Assembly
      *2 No. 2 Ventilation Hose
    4. Slide the clip to disconnect the No. 2 ventilation hose from the cylinder head cover sub-assembly.
    5. Loosen the hose clamp to remove the air cleaner cap with air cleaner hose from the throttle body with motor assembly.
  4. REMOVE THROTTLE BODY WITH MOTOR ASSEMBLY 
    1. Disconnect the throttle body with motor assembly connector.
      GTY802632Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Slide the clip and disconnect the No. 8 water by-pass hose from the throttle body with motor assembly.
    3. Using an 8 mm socket wrench, remove the 3 bolts to separate the throttle body with motor assembly from the intake manifold.
    4. Slide the clip and disconnect the No. 5 water by-pass hose to remove the throttle body with motor assembly.
      NOTE:

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

      GTY802633Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE THROTTLE BODY GASKET 
    1. Remove the throttle body gasket from the intake manifold.
      GTY802630Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002