2007 Toyota Yaris S, AutomaticFACTORY OEM SERVICE PROCEDURE

Knock Sensor: Installation

  1. INSTALL KNOCK SENSOR 
    1. Install the knock sensor with the nut as shown in Fig 1 .

      Torque: 20 N*m (204 kgf*cm, 15 ft.*lbf) 

    2. Connect the knock sensor connector.
  2. INSTALL INTAKE MANIFOLD 
    1. Install a new gasket onto the intake manifold.
      Fig 1: Identifying Knock Sensor Installation Position
      G04828437Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the intake manifold with the 3 bolts and 2 nuts.

      Torque: 30 N*m (304 kgf*cm, 22 ft.*lbf) 

      Fig 2: Locating Intake Manifold Bolts & Nuts
      G04828434Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Connect the union to connector tube hose.
      Fig 3: Locating Connector Tube Hose
      G04828433Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Connect the ventilation hose.
      Fig 4: Locating Ventilation Hose
      G04828432Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Install water by-pass hose No. 2.
      Fig 5: Locating Water By-Pass Hose No. 2
      G04828431Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    6. Install the engine wire harness onto the intake manifold.
  3. INSTALL THROTTLE WITH MOTOR BODY ASSEMBLY (See  INSTALLATION   ) 
  4. CONNECT WATER BY-PASS HOSE NO. 2 (See  INSTALLATION   ) 
  5. CONNECT WATER BY-PASS HOSE (See  INSTALLATION   ) 
    Fig 6: Locating Engine Wire Harness
    G04828430Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. INSTALL AIR CLEANER CAP SUB-ASSEMBLY WITH AIR CLEANER HOSE NO. 1 (See  INSTALLATION   ) 
  7. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL 

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

  8. ADD ENGINE COOLANT (See  REPLACEMENT  ) 
  9. CHECK FOR ENGINE COOLANT LEAKAGE (See  ON-VEHICLE INSPECTION  ) 
  10. 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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