2004 Lexus IS 300 Base, StandardFACTORY OEM SERVICE PROCEDURE

Camshaft Position Sensor: Removal

  1. DRAIN ENGINE COOLANT 
  2. REMOVE OIL DIPSTICK AND GUIDE FOR ENGINE (See  REMOVAL  )) 
  3. REMOVE OIL DIPSTICK AND GUIDE FOR A/T (See  REMOVAL  ) 
  4. REMOVE AIR INTAKE CHAMBER (See  REMOVAL  ) 
  5. REMOVE VACUUM CONTROL VALVE SET AND NO. 2 VACUUM PIPE (See  REMOVAL  ) 
  6. REMOVE NO. 3 TIMING BELT COVER 
  7. DISCONNECT HOSES AND ENGINE WIRE 
    1. Disconnect the air assist hose from the intake manifold.
    2. Disconnect the water bypass hose (from the water outlet) from the throttle body.
    3. Disconnect the 2 ground terminals from the intake manifold.

      HINT:

      At time of the installation, tighten so that each calking part should inside.

    4. Disconnect the throttle position sensor connector.
    5. Disconnect the 6 injector connectors.
    6. Disconnect the camshaft position sensor connector.
    7. Disconnect the knock sensor 2 connector.
    8. Disconnect the starter connector.
    9. Disconnect the engine wire clamp from the clamp bracket on the intake manifold.
    10. Remove the 3 nuts, and disconnect the engine wire protector from the intake manifold.
  8. REMOVE FUEL PRESSURE PULSATION DAMPER (See page  REMOVAL  ) 
  9. REMOVE PS PUMP REAR STAY 
    1. Torque: 39.2 N.m (400 kgf.cm, 29 ft.lbf) 
  10. REMOVE INTAKE MANIFOLD ASSEMBLY (See  REMOVAL  ) 
  11. REMOVE CAMSHAFT POSITION SENSOR 

    Remove the 2 bolts and sensor.

    1. Torque: 9.0 N.m (90 kgf.cm, 80 in..lbf) 
    Fig 1: Removing Camshaft Position Sensor
    G00892721Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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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.