2009 Scion tC AutomaticFACTORY OEM SERVICE PROCEDURE

Knock Sensor: Installation

  1. INSTALL KNOCK SENSOR 
    1. Install the sensor with the nut.

      Torque: 20 N*m (205 kgf*cm, 15 ft.*lbf) 

      NOTE: Make sure that the knock sensor is in the correct direction.
    2. Connect the sensor connector.
    Fig 1: Locating Nut And Sensor
    G05183851Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. INSTALL INTAKE MANIFOLD INSULATOR 
    1. Install the intake manifold insulator onto the cylinder block.
    Fig 2: Locating Intake Manifold Insulator
    G05183852Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. INSTALL INTAKE MANIFOLD 
    1. Install a new gasket into the intake manifold.
      Fig 3: Identifying New Gasket
      G04973396Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the intake manifold with the 5 bolts and 2 nuts.

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

    3. Fit the union to check valve hose into the vacuum hose clamp.
    4. Install the wire harness clamp.
    5. Connect the camshaft timing oil control valve connector.
      Fig 4: Locating Bolts, Nuts And Intake Manifold
      G05539256Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    6. Connect the union to check valve hose to the brake booster.
      NOTE: Make sure that the paint mark and hose clamp are at the correct angle.
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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