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Home >> Infiniti >> 2013 >> FX50 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P0137 Through P0456 >> DTC P0340, P0345: CMP Sensor >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

NOTE: If DTC P0345 is displayed with DTC P0643, first perform the trouble diagnosis for DTC P0643. Refer to "DTC LOGIC ".
DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P0340 Camshaft position sensor (bank 1) circuit
  • The cylinder No. signal is not sent to ECM for the first few seconds during engine cranking.
  • The cylinder No. signal is not sent to ECM during engine running.
  • The cylinder No. signal is not in the normal pattern during engine running.
  • Harness or connectors [Camshaft position sensor (bank 1) circuit is open or shorted.]

    (APP sensor 2 circuit is shorted.)

    (Battery current sensor circuit is shorted.)

    [Crankshaft position sensor circuit is shorted.]

    (EVAP control system pressure sensor circuit is shorted.)(1)

    [Exhaust valve timing control position sensor (bank 1) circuit is shorted.]

    (Manifold absolute pressure sensor circuit is shorted.)

  • Camshaft position sensor (bank 1)
  • Accelerator pedal position sensor
  • Battery current sensor
  • Crankshaft position sensor
  • EVAP control system pressure sensor(1)
  • Exhaust valve timing control position sensor (bank 1)
  • Manifold absolute pressure sensor
  • Camshaft (INT)
  • Starter motor
  • Starting system circuit
  • Dead (Weak) battery
P0345 Camshaft position sensor (bank 2) circuit
  • Harness or connectors [Camshaft position sensor (bank 2) circuit is open or shorted.]
  • Camshaft position sensor (bank 2)
  • Camshaft (INT)
  • Starter motor
  • Starting system circuit
  • Dead (Weak) battery
(1) Except for Mexico
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