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Home >> Infiniti >> 2017 >> QX70 AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (2 Of 4) >> DTC/Circuit Diagnosis >> DTC P0335: CKP Sensor (Pos) >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

DTC No. Trouble Diagnosis Name DTC Detecting Condition Possible Cause
P0335 Crankshaft Position Sensor (POS) Circuit
  • The crankshaft position Sensor (POS) signal is not detected by the ECM during the first few seconds of engine cranking.
  • The proper pulse signal from the crankshaft position Sensor (POS) is not sent to ECM while the engine is running.
  • The crankshaft position Sensor (POS) signal is not in the normal pattern during engine running.
  • Harness or connectors

    [CKP Sensor (POS) Circuit is open or shorted.]

    (APP Sensor 2 Circuit is shorted.)

    (EVAP Control System Pressure Sensor Circuit is shorted.)

    (Refrigerant pressure Sensor Circuit is shorted.)

  • Crankshaft Position Sensor (POS)
  • Accelerator pedal position Sensor
  • EVAP Control System Pressure Sensor
  • Refrigerant pressure Sensor
  • Signal plate