P0520high severityPowertrain

Engine Oil Pressure Sensor/Switch Circuit

on 2017 Maserati Levante 3.0L V6 Twin Turbo ยท AWD

What this code means

Malfunction in the engine oil pressure sensor circuit.

Symptoms

  • Check Engine Light
  • Oil pressure warning light on
  • Gauge reading incorrect

Common causes

  • Faulty oil pressure sensor/switch
  • Wiring damage
  • Low oil level
  • Low actual oil pressure

Diagnostic steps

  1. CHECK OIL LEVEL FIRST
  2. Test oil pressure with mechanical gauge
  3. Test sensor resistance
  4. Inspect wiring
  5. Check oil pump condition

Repair notes

ALWAYS verify actual oil pressure with mechanical gauge first. Low oil pressure can destroy an engine.

Other Powertrain codes on this vehicle

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