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Home >> Infiniti >> 2010 >> M35 x >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P0130 To P0430 >> DTC P0340, P0345: CMP Sensor >> Component Inspection
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Component Inspection

  1. CHECK CAMSHAFT POSITION SENSOR-I
    1. Turn ignition switch OFF.
    2. Loosen the fixing bolt of the sensor.
    3. Disconnect camshaft position sensor harness connector.
    4. Remove the sensor.
    5. Visually check the sensor for chipping.

      Is the inspection result normal? 

      YES: GO TO 2.

      NO: Replace malfunctioning camshaft position sensor.

      Fig 1: Identifying Camshaft Position (CMP) Sensor
      G04886870Courtesy of NISSAN MOTOR CO., U.S.A.
  2. CHECK CAMSHAFT POSITION SENSOR-II

    Check resistance camshaft position sensor terminals as per the following.

    TERMINAL RESISTANCE CHART

    Terminals (Polarity) Resistance
    1 (+) - 2 (-) Except 0 or ∞ Ω [at 25°C (77°F)]
    1 (+) - 3 (-)
    2 (+) - 3 (-)

    Is the inspection result normal? 

    YES: INSPECTION END

    NO: Replace malfunctioning camshaft position sensor.

    Fig 2: Checking Resistance Between Crankshaft Position Sensor Terminals
    G04925391Courtesy of NISSAN MOTOR CO., U.S.A.