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Home >> Cadillac >> 2015 >> CTS V, Automatic Trans >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Panel System Displays And Gauges (Coupe) >> Diagnostic Information and Procedures >> DTC P0521, P0522, or P0523: Engine Oil Pressure (EOP) Sensor >> Circuit/System Verification

Circuit/System Verification

  1. Engine running, observe the scan tool Engine Oil Pressure Sensor parameter. The reading should be between 0.2-4.8 V.
  2. Verify the engine oil pressure, refer to:
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