2005 Toyota MR2 C56FACTORY OEM SERVICE PROCEDURE

Throttle Body (SMT): Installation

  1. INSTALL THROTTLE BODY 
    1. Install 2 new gaskets to the intake manifold as shown in the illustration.
      Fig 1: Installing Gaskets To Intake Manifold
      G02631060Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Connect the accelerator position sensor connector.
      Fig 2: Connecting Accelerator Position Sensor Connector
      G02631061Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Install the throttle body with the 2 bolts and 2 nuts.

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

    4. Install the throttle body bracket with the 2 bolts.

      Torque: 49 N.m (500 kgf.cm, 36 ft.lbf) 

    5. Connect the 2 water bypass hoses to the throttle body.
      Fig 3: Identifying Nuts, Bolts And Water Bypass Hoses
      G02631062Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    6. Connect the PCV hose to the throttle body.
    7. Connect the control motor connector.
    8. Connect the throttle position sensor connector.
  2. CONNECT ACCELERATOR CABLE 
  3. INSTALL VSV FOR EVAP WITH AIR CLEANER HOSE 
  4. INSTALL VSV FOR EVAP HOSE 
  5. INSTALL SUSPENSION UPPER BRACE 
  6. FILL RADIATOR WITH ENGINE COOLANT 
    Fig 4: Connecting PCV Hose, Control Motor Connector And Throttle Position Sensor Connector
    G02631063Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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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.