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Home >> Infiniti >> 2015 >> QX60 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 117 (Engine Control System (DTC/Circuit Diagnosis) (VQ35DE) (Except Hybrid) (2 Of 3)) >> DTC/Circuit Diagnosis >> DTC P0520: EOP Sensor >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

WARNING: This page is about a different car, the 2016 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
DTC No. CONSULT screen terms
(Trouble diagnosis content)		 DTC detecting condition Possible cause
P0520 EOP SENSOR/SWITCH
(Engine oil pressure sensor/switch circuit)		 ECM detects the following status continuously for 5 seconds or more:
  • A voltage signal transmitted from the engine oil pressure sensor is lower than 0.26 V.
  • A voltage signal transmitted from the engine oil pressure sensor is higher than 4.9 V.
  • Harness or connectors

    (EOP sensor circuit is open or shorted)

    (APP sensor 2 circuit is shorted.)

    [CMP sensor (PAHSE) circuit is open or shorted.]

    (Refrigerant pressure sensor is shorted.)

  • Engine oil temperature (EOP) sensor
  • Accelerator pedal position sensor

    (APP sensor 2)

  • Camshaft position (CMP) sensor (PHESE)
  • Refrigerant pressure sensor
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