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Home >> Hyundai >> 2004 >> Elantra GLS, Standard >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Fuel System >> DTC Trouble Shooting Procedures >> DTC P0230: Fuel Pump Circuit Malfunction >> Inspection Procedures >> 3. Check Power To Fuel Pump Relay

3. Check Power To Fuel Pump Relay

  1. Turn ignition switch to OFF position and disconnect fuel pump relay.
  2. Turn ignition switch to ON position.
  3. Measure voltage between terminal 5 of the fuel pump relay harness connector and chassis ground.
    Fig 1: Checking Fuel Pump Relay Power Supply
    G00749268Courtesy of HYUNDAI MOTOR CO.
    • Specification: approximately B+ 

Is voltage within specification? 

Yes: Go to next step.

No: Repair open or short to chassis ground in harness.