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Home >> Infiniti >> 2010 >> FX35 AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (VQ35HR) - DTC P0196 Through P0607 >> DTC P0340, P0345: CMP Sensor >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

NOTE: If DTC P0340 is displayed with DTC P0643, first perform the trouble diagnosis for DTC P0643. Refer to DTC LOGIC .
DTC DETECTION CONDITION AND POSSIBLE CAUSES REFERENCE TABLE

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P0340 Camshaft position (CMP) 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 [CMP sensor (bank 1) circuit is open or shorted.]
  • CMP sensor (bank 1)
  • Camshaft (INT)
  • Starter motor
  • Starting system circuit
  • Dead (Weak) battery
P0345 Camshaft position (CMP) sensor (bank 2) circuit
  • Harness or connectors [CMP sensor (bank 2) circuit is open or shorted.]

    [Crankshaft position (CKP) sensor circuit is shorted.]

    [Exhaust valve timing (EVT) control position sensor (bank 2) circuit is shorted.]

    (Battery current sensor circuit is shorted.

    [Accelerator pedal position (APP) sensor 2 circuit is shorted.]

    (EVAP control system pressure sensor circuit is shorted.

    (Refrigerant pressure sensor circuit is shorted.

  • CMP sensor (bank 2)
  • CKP sensor
  • EVT control position sensor (bank 2)
  • Battery current sensor
  • APP sensor
  • EVAP control system pressure sensor
  • Refrigerant pressure sensor
  • Camshaft (INT)
  • Starter motor
  • Starting system circuit
  • Dead (Weak) battery