2009 Toyota Matrix S, FWD, AutomaticFACTORY OEM SERVICE PROCEDURE

Knock Sensor: Installation

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

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

    2. Connect the sensor connector.
  2. INSTALL NO. 1 INTAKE MANIFOLD INSULATOR 
    1. Install the No. 1 intake manifold insulator.
    Fig 1: Locating Knock Sensor Nut
    G06040363Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. INSTALL INTAKE MANIFOLD 
    1. Install a new gasket to the intake manifold.
      Fig 2: Locating Intake Manifold Gasket
      G04973396Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the intake manifold with the 5 bolts and 2 nuts, and connect the wire harness clamp.

      Torque: 30 N*m (306 kgf*cm, 22 ft.*lbf) 

      Fig 3: Locating Intake Manifold Bolts And Nuts
      G06040359Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Connect the union to check valve hose.
      Fig 4: Locating Valve Hose
      G05386987Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Connect the ventilation hose.
  4. INSTALL FUEL DELIVERY PIPE SUB-ASSEMBLY WITH FUEL TUBE SUB-ASSEMBLY  (See INSTALLATION )
  5. CONNECT FUEL TUBE SUB-ASSEMBLY  (See INSTALLATION )
    Fig 5: Locating Ventilation Hose
    G05386986Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. INSTALL THROTTLE BODY ASSEMBLY  (See INSTALLATION )
  7. INSTALL SUSPENSION TOWER DAMPER ASSEMBLY (w/ Front Strut Bar)  (See DISPOSAL )
  8. INSTALL OUTER COWL TOP PANEL  (See INSTALLATION )
  9. INSTALL WINDSHIELD WIPER MOTOR AND LINK ASSEMBLY  (See INSTALLATION )
  10. INSTALL COWL TOP VENTILATOR LOUVER LH  (See INSTALLATION )
  11. INSTALL COWL TOP VENTILATOR LOUVER RH  (See INSTALLATION )
  12. INSTALL HOOD TO COWL TOP SEAL  (See INSTALLATION )
  13. INSTALL FRONT WIPER ARM AND BLADE ASSEMBLY RH  (See INSTALLATION )
  14. INSTALL FRONT WIPER ARM AND BLADE ASSEMBLY LH  (See INSTALLATION )
  15. INSTALL FRONT WIPER ARM HEAD CAP  (See INSTALLATION )
  16. INSTALL AIR CLEANER CAP SUB-ASSEMBLY WITH HOSE  (See INSTALLATION )
  17. ADD ENGINE COOLANT  (See COOLANT )
  18. INSPECT FOR COOLANT LEAK  (See COOLING SYSTEM )
  19. INSPECT FOR FUEL LEAK  (See ON-VEHICLE INSPECTION )
  20. INSTALL NO. 1 ENGINE COVER SUB-ASSEMBLY  (See INSTALLATION )
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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.