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Home >> Toyota >> 2006 >> Camry Solara SLE, 2D Convertible >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (3MZ-FE) >> Knock Sensor >> Removal
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Knock Sensor: Removal

  1. DISCHARGE FUEL SYSTEM PRESSURE (See  PRECAUTION 
  2. DRAIN ENGINE COOLANT (See  COOLANT  ) 
  3. REMOVE V-BANK COVER SUB-ASSEMBLY (See  REMOVAL   ) 
  4. REMOVE AIR CLEANER CAP SUB-ASSEMBLY 
  5. REMOVE EMISSION CONTROL VALVE SET 
  6. REMOVE INTAKE AIR SURGE TANK 
  7. REMOVE INTAKE MANIFOLD 
    1. Disconnect the fuel pipe No. 1.
      1. Remove the fuel pipe clamp.
        Fig 1: Removing Fuel Pipe Clamp
        G04382688Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      2. Pinch the tube connector and then pull out the fuel pipe No. 1.
        NOTE:
        • Check the connector for dirt, mud or other contamination. Clean if necessary.
        • Be sure to keep the tube connector, pipe and O-ring clean. They can become contaminated easily.
        • Do not use tools when disconnecting the fuel pipe.
        • Do not bend or twist the nylon tube. Protect the connector by covering it with a vinyl or plastic bag.
        • When the pipe and the connector are stuck, push and pull the connector to release it. Then pull the connector out carefully.
        Fig 2: Pinching Tube Connector And Then Pulling Out Fuel Pipe No. 1
        G04382689Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Lock the hose clamp, as shown in Fig 3 .
      3. Fig 3: Locking Hose Clamp
      G04382690Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Disconnect the heater inlet water hose.
    4. Remove the nut and disconnect the ground cable.
    5. Disconnect the 6 fuel injector connectors.
      Fig 4: Disconnecting Fuel Injector Connectors
      G04382691Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    6. Loosen and remove the intake manifold's 9 bolts and 2 nuts uniformly in the numerical order shown in Fig 5 .
      7. Fig 5: Removing Intake Manifold In Numerical Sequence
      G04382692Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    7. Remove the intake manifold.
      NOTE: Fully removing each bolt and nut one by one may damage the intake manifold, bolts and nuts.
  8. REMOVE ENGINE MOVING CONTROL ROD 
  9. REMOVE WATER OUTLET 
    1. Disconnect the radiator hose inlet.
      Fig 6: Disconnecting Radiator Hose Inlet
      G04382693Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disconnect the ECT sensor connector.
    3. Remove the clamp.
    4. Remove the 2 bolts, 2 nuts and 2 washers.
    5. Lock the hose clamp as shown in Fig 7 . Then remove the water outlet together with the water by-pass hose No. 1.
    6. Remove the 2 gaskets from the 2 cylinder heads.
    Fig 7: Locking Hose Clamp
    G04382694Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  10. REMOVE KNOCK SENSOR 
    1. Disconnect the 2 knock sensor connectors.
    2. Remove the 2 nuts and 2 knock sensors.
      Fig 8: Removing Knock Sensors
      G04382695Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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