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Home >> Genesis >> 2021 >> G90 5.0 Ultimate, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 33 (Engine Control System Diagnosis - 3.3L (7 Of 9)) >> DTC P1230-00: Low Pressure Fuel Pump Malfunction >> Wiring Inspection >> Three phase control Circuit Inspection >> Short to ground check

Short to ground check

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  1. IG "OFF". Disconnect FECM, fuel pump connector.
  2. Measure each harnesses' resistance of three phase control circuit (U, V, W) between FECM and chassis ground.

    Specification:  Approx. infinite

  3. Is the measured resistance within specification?

    YES 

    NO