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HOMESERVICE MANUALSTOYOTA2008RAV4 LIMITED, 2.4 D, FWDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCEENGINE CONTROL SYSTEM (2AZ-FE)KNOCK SENSOR, INTAKE MANIFOLDREMOVAL
2008 Toyota RAV4 Limited, 2.4 D, FWD

Knock Sensor, Intake Manifold: Removal

2008 Toyota RAV4 Limited, 2.4 D, FWDSECTION Removal
  1. DISCHARGE FUEL SYSTEM PRESSUREĀ  (See REMOVAL )
  2. DRAIN COOLANTĀ  (See REPLACEMENT )
  3. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINALĀ 
    CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
  4. REMOVE NO. 1 ENGINE COVERĀ  (See REMOVALĀ  )
  5. REMOVE AIR CLEANER CAPĀ  (See REMOVALĀ  )
  6. REMOVE THROTTLE BODYĀ  (See REMOVALĀ  )
  7. REMOVE FUEL DELIVERY PIPEĀ  (See REMOVAL )
  8. DISCONNECT FUEL TUBEĀ 
  9. REMOVE HEATER WATER INLET HOSEĀ 
    1. Remove the hose clamp.
    2. Remove the heater water inlet hose from the heater radiator unit and cylinder head.
  10. REMOVE HEATER WATER OUTLET HOSEĀ 
    1. Remove the heater water outlet hose from the heater radiator unit and water by-pass pipe.
  11. REMOVE INTAKE MANIFOLDĀ 
    1. Disconnect the union to check valve hose from the brake booster.
    2. Disconnect the camshaft timing oil control valve connector.
    3. Remove the wire harness clamp.
    4. Remove the union to check valve hose from the vacuum hose clamp.
    5. Remove the 5 bolts, 2 nuts and intake manifold.
      Fig 1: Identifying Intake Manifold Bolts And Nuts
      G05183854Courtesy of Ā© TOYOTA, LICENSE AGREEMENT TMS1002
    6. Remove the gasket from the intake manifold.
      Fig 2: Identifying Intake Manifold Gasket
      G04973392Courtesy of Ā© TOYOTA, LICENSE AGREEMENT TMS1002
  12. REMOVE INTAKE MANIFOLD INSULATORĀ 
    1. Remove the intake manifold insulator from the cylinder block.
      Fig 3: Identifying Intake Manifold Insulator
      G05183848Courtesy of Ā© TOYOTA, LICENSE AGREEMENT TMS1002
  13. REMOVE KNOCK SENSORĀ 
    1. Disconnect the sensor connector.
    2. Remove the nut and sensor.
      Fig 4: Identifying Knock Sensor Nut
      G05183849Courtesy of Ā© TOYOTA, LICENSE AGREEMENT TMS1002
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • ā€¢ You smell fuel, burning insulation, or see smoke.
  • ā€¢ Brakes feel soft, pull hard to one side, or make grinding noises.
  • ā€¢ The engine overheats, stalls repeatedly, or misfires under load.
  • ā€¢ You are missing required tools, torque specs, or safe lifting equipment.
  • ā€¢ You are not confident in the next step or safety outcome.