2007 Toyota Yaris S, AutomaticFACTORY OEM SERVICE PROCEDURE

Throttle Body: Installation

  1. INSTALL THROTTLE WITH MOTOR BODY ASSEMBLY 
    1. Install a new gasket onto the intake manifold.
      Fig 1: Locating New Intake Manifold Gasket
      G04828413Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the throttle with motor body assembly using the bolt and 3 nuts.

      Torque: 9.0 N*m (92 kgf*cm, 80 in.*lbf) 

      Fig 2: Locating Throttle Bolt & Nuts
      G04828412Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Install the water filler sub-assembly with hose using the 2 nuts.

      Torque: 7.5 N*m (76 kgf*cm, 66 in.*lbf) 

      Fig 3: Locating Water Filler Sub-Assembly Nuts
      G04828411Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Install the wire harness with bracket using the nut.

      Torque: 9.0 N*m (92 kgf*cm, 80 in.*lbf) 

    5. Connect the throttle with motor body assembly connector.
      Fig 4: Locating Wire Harness Bracket Nut
      G04828410Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. CONNECT WATER BY-PASS HOSE NO. 2 
    1. Connect water by-pass hose No. 2.
      Fig 5: Locating Water By-Pass Hose No. 2
      G04828409Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. CONNECT WATER BY-PASS HOSE 
    1. Connect the water by-pass hose.
      Fig 6: Locating Water By-Pass Hose
      G04828408Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. INSTALL AIR CLEANER CAP SUB-ASSEMBLY WITH AIR CLEANER HOSE NO. 1 
    1. Install air cleaner cap sub-assembly with air cleaner hose No. 1.
    2. Tighten the hose clamp to the specified torque.

      Torque: 3.0 N*m (31 kgf*cm, 27 in.*lbf) 

      Fig 7: Locating Air Cleaner Assembly Clamp
      G04828407Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Connect the wire harness clamp and mass air flow meter connector.
      Fig 8: Locating Wire Harness Clamp & Mass Air Flow Meter Connector
      G04828406Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Connect ventilation hose No. 2.
      Fig 9: Locating Ventilation Hose No. 2
      G04828405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Connect the vacuum switching valve assembly connector and wire harness clamp.
    6. Connect fuel vapor feed hose No. 1 and fuel vapor feed hose No. 2 to the vacuum switching valve assembly.
  5. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL 

    Torque: 5.4 N*m (55 kgf*cm, 48 in.*lbf) 

  6. ADD ENGINE COOLANT (See  REPLACEMENT  ) 
    Fig 10: Locating Vacuum Switching Valve Assembly Connector & Wire Harness Clamp
    G04828404Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. CHECK FOR ENGINE COOLANT LEAKAGE (See  ON-VEHICLE INSPECTION  ) 
  8. INSTALL CYLINDER HEAD COVER NO. 2 (See  INSTALLATION  ) 
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

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