2004 Lexus SC 430FACTORY OEM SERVICE PROCEDURE

Camshaft Position Sensor: Replacement

  1. DRAIN ENGINE COOLANT (See  ENGINE COOLANT  ) 
  2. REMOVE V-BANK COVER 
  3. SEPARATE RADIATOR HOSE NO.1 
  4. REMOVE TIMING BELT COVER SUB-ASSY NO.3 LH 
  5. REMOVE CAMSHAFT POSITION SENSOR 
  6. INSTALL CAMSHAFT POSITION SENSOR 

    Torque: 7.5 N.m (80 kgf.cm, 66 in.lbf) 

  7. INSTALL TIMING BELT COVER SUB-ASSY NO.3 LH (See  REPLACEMENT  ) 
  8. INSTALL RADIATOR HOSE NO.1 
  9. INSTALL V-BANK COVER 

    Torque: 5.0 N.m (50 kgf.cm, 44 in.lbf) 

  10. REFILL ENGINE COOLANT (See  ENGINE COOLANT  ) 
  11. CHECK FOR ENGINE COOLANT LEAKS (See  ENGINE COOLANT  ) 
Factory Service Tools

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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.

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