LEMON Manuals: Even more car manuals for everyone
Home >> Genesis >> 2021 >> G90 5.0 Ultimate, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 28 (Engine Control System Diagnosis - 3.3L (9 Of 9)) >> DTC U0109-00: Lost Communication With Fuel Pump Control Module >> Wiring Inspection >> Ground Circuit Inspection >> Open or Short Check

Open or Short Check

WARNING: This page is about a different variant/trim than selected.
  1. IG "OFF".
  2. Disconnect FECM connector.
  3. Measure resistance between ground terminal of the FECM harness connector and chassis ground.

    Specification:  Approx. below 1Ω

  4. Is the measured value within specifications?

    YES 

    NO