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Home >> Hyundai >> 2007 >> Azera GLS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 2) >> DTC Troubleshooting Procedures >> DTC P0230 Fuel Pump Primary Circuit >> Power Circuit Inspection

Power Circuit Inspection

  1. IG "OFF" & ENG "OFF"
  2. Disconnect fuel pump relay.
  3. IG "ON" & ENG "OFF"
  4. Measure voltage between harness terminal 1 (5) of chassis ground.

    Specification: B+

  5. Is the measured voltage within specification?

    YES 

    NO 

    • Check "Fuse" between fuel pump relay and main relay is not installed or blown off
    • Check "Fuse" between fuel pump relay and battery is not installed or blown off
    • Especially, if battery voltage at terminal 5 is not detected, replace the Main Relay.
    • Repair or replace as necessary and then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.
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