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Home >> Lexus >> 2003 >> GX 470 >> Repair and Diagnosis >> Engine Performance >> Remove, Overhaul & Install >> Engine Controls Removal & Installation >> Ignition System >> Camshaft Position Sensor >> Removal & Installation

Removal & Installation

  1. Drain engine coolant.
  2. Loosen belt tension by turning belt tensioner counterclockwise. Remove drive belt. Pulley bolt for belt tensioner has a left-hand thread.
  3. Disconnect 3 hoses, bolt, nut and oil cooler pipe.
  4. Remove grommet and separate camshaft position sensor connector and camshaft position sensor wire from left timing belt cover. Disconnect 3 wire harness clamps. Remove 4 bolts and left timing belt cover.
  5. Remove bolt, stud bolt and camshaft position sensor. See Fig 1.
  6. To install, reverse removal procedure. Tighten fasteners to specification. See TORQUE SPECIFICATIONS .
  7. Check for engine coolant leaks.
Fig 1: Locating Camshaft Position Sensor
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