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Home >> Hyundai >> 2015 >> Sonata Eco >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 125 (Engine Control System Diagnosis (1 Of 2) (HEV)) >> DTC P0230: Fuel Pump Primary Circuit >> W/Harness Inspection >> Power Circuit Inspection

Power Circuit Inspection

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  1. Ignition "ON" & Engine "OFF".
  2. Measure voltage between power supply terminals of fuel pump relay harness and chassis ground.

    Specification:  Approx. B+

    Fig 1: Measuring Voltage Between Power Supply Terminals Of Fuel Pump Relay Harness And Chassis Ground
    G10606526Courtesy of HYUNDAI MOTOR AMERICA
  3. Is voltage within the specification?

    YES 

    NO