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Home >> Infiniti >> 2008 >> QX56 AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - DTCS P0327 To P1145 >> DTC P1140, P1145: IVT Control Position Sensor >> Component Inspection >> Intake Valve Timing Control Position Sensor
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Intake Valve Timing Control Position Sensor

  1. Disconnect intake valve timing control position sensor harness connector.
  2. Loosen the fixing bolt of the sensor.
  3. Remove the sensor.
  4. Visually check the sensor for chipping.
    Fig 1: Checking Intake Valve Timing Control Position Sensor For Chipping
    G05739595Courtesy of NISSAN MOTOR CO., U.S.A.
  5. Check resistance as shown below.
    RESISTANCE SPECIFICATION CHART

    Terminal No. (Polarity) Resistance Ω [at 25°C (77°F)]
    3 (+) - 1 (-) Except 0 or ∞
    2 (+) - 1 (-)
    3 (+) - 2 (-)
  6. If NG, replace intake valve timing control position sensor. Refer to INTAKE VALVE TIMING CONTROL POSITION SENSOR (LH) .
    Fig 2: Checking Resistance Between Intake Valve Timing Control Position Sensor Terminals
    G05739596Courtesy of NISSAN MOTOR CO., U.S.A.
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