2005 Toyota Land CruiserFACTORY OEM SERVICE PROCEDURE

Knock Sensor: Inspection

  1. REMOVE V-BANK COVER 
  2. REMOVE INTAKE AIR CONNECTOR 
  3. DISCONNECT THROTTLE BODY FROM INTAKE MANIFOLDS (See  INSPECTION   ) 
  4. REMOVE UPPER AND LOWER INTAKE MANIFOLDS ASSEMBLY (See  REMOVAL  ) 
  5. INSPECT KNOCK SENSOR 1, 2 
    1. Disconnect the knock sensor connectors.
    2. Using an ohmmeter, check that there is no continuity between the terminal and body.
      Fig 1: Checking There Is No Continuity Between Terminal And Body
      G03076946Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      If there is a continuity, replace the sensor with SST.

      SST 09816-30010

      Torque: 45 N.m (450 kgf.cm, 33 ft.lbf) 

      3. Fig 2: Replacing Sensor With SST
      G03076947Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Reconnect the knock sensor connectors.
  6. REINSTALL UPPER AND LOWER INTAKE MANIFOLDS ASSEMBLY (See  INSTALLATION  ) 
  7. REINSTALL THROTTLE BODY TO INTAKE MANIFOLDS (See  INSPECTION   ) 
  8. REINSTALL INTAKE AIR CONNECTOR 
  9. REINSTALL V-BANK COVER 
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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.