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Home >> Infiniti >> 2013 >> FX50 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P0137 Through P0456 >> DTC P0452: EVAP Control System Pressure Sensor >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P0452 EVAP control system pressure sensor low input An excessively low voltage from the sensor is sent to ECM.
  • Harness or connectors (EVAP control system pressure sensor circuit is open or shorted.)

    (APP sensor 2 circuit is shorted.)

    (Battery current sensor circuit is shorted.)

    [Camshaft position sensor (bank 1) circuit is shorted.]

    (Crankshaft position sensor circuit is shorted.)

    [EVT control position sensor (bank 1) circuit is shorted.]

    (Manifold absolute pressure sensor circuit is shorted.)

  • EVAP control system pressure sensor
  • Accelerator pedal position sensor
  • Battery current sensor
  • Camshaft position sensor (bank 1)
  • Crankshaft position sensor
  • Exhaust valve timing control position sensor (bank 1)
  • Manifold absolute pressure sensor