Throttle Body: Installation

2007 Scion tC Base, AutomaticSECTION Installation
  1. INSTALL THROTTLE BODYΒ 
    1. Install a new gasket onto the intake manifold.
      Fig 1: Locating Intake Manifold Gasket
      G04869357Courtesy of Β© TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the throttle body and fuel pipe clamp with the 4 bolts.

      Torque: 30 N*m (305 kgf*cm, 22 in.*lbf)Β 

      Fig 2: Locating Throttle Body Bolts
      G04869354Courtesy of Β© TOYOTA, LICENSE AGREEMENT TMS1002
    3. Fit the fuel tube into the clamp.
    4. Install the wire harness clamp.
    5. Connect the throttle position sensor and control motor connector.
      Fig 3: Locating Wire Harness Clamp
      G04869359Courtesy of Β© TOYOTA, LICENSE AGREEMENT TMS1002
    6. Connect the No. 1 throttle body hose to the throttle body.
      Fig 4: Locating No. 1 Throttle Body Hose
      G04869352Courtesy of Β© TOYOTA, LICENSE AGREEMENT TMS1002
    7. Connect the No. 2 water by-pass hose to the throttle body.
      NOTE: Make sure that the paint mark and hose clamp are at the correct angle.
RENDER: 1.0x

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When to See a Mechanic

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

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