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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 P0340: CMP Sensor (Phase) >> On Board Diagnosis Logic
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On Board Diagnosis Logic

DTC DETECTING CONDITION CHART

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P0340
0340		 Camshaft position sensor (PHASE) 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 (The sensor circuit is open or shorted)
  • Camshaft position sensor (PHASE)
  • Camshaft (Exhaust)
  • Starter motor (Refer to STARTER MOTOR .)
  • Starting system circuit (Refer to STARTER MOTOR .)
  • Dead (Weak) battery
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