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Home >> Chevrolet >> 2007 >> Impala SS >> Repair and Diagnosis >> Electrical >> Instrument Panel System Displays And Gauges >> Diagnostic Information and Procedures >> DTC P0521 >> Circuit/System Testing
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Circuit/System Testing

  1. Ignition ON and the engine idling, verify the scan tool Engine Oil Pressure Sensor parameter is within 0.7 V - 2.8 V.
    • If not within the range of 0.7 V - 2.8 V, replace the EOP sensor.
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