LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2012 >> M35h >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P0500 To P31A5 >> DTC P0520: EOP Sensor >> DTC Logic >> DTC Detection Logic
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC Detection Logic

NOTE: If DTC P0520 is displayed with DTC P0643, first perform the trouble diagnosis for DTC P0643. Refer to "DTC LOGIC ".
DTC No. Trouble diagnosis (Trouble diagnosis content) Detecting condition Possible cause
P0520 EOP sensor circuit Signal voltage from the EOP sensor remains at more than 4.9 V / less than 0.26 V for 5 seconds or more.
  • Harness or connectors (EOP sensor circuit is open or shorted.)
  • Engine oil level abnormality