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Home >> Hyundai >> 2016 >> Equus Signature >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (2 Of 3) >> DTC P0230: Fuel Pump Primary Circuit >> DTC Inspection >> Monitor GDS Data
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Monitor GDS Data

  1. Connect GDS to DLC (Data Link Cable).
  2. Warm up the engine to normal operating temperature.
  3. Monitor "fuel pump relay" parameter on the "Current Data  " with GDS.
    Fig 1: Scantool Display - Fuel Pump Relay Parameter On Current Data With GDS
    G10391265Courtesy of HYUNDAI MOTOR AMERICA
  4. Are the parameters displayed correctly?

    YES 

    • Fault is intermittent caused by poor contact in the sensor's and/or ECM's connector or was repaired and ECM memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.

    NO 

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