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Home >> Kia >> 2017 >> Cadenza Technology >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (6 Of 6) >> DTC U0109-00: Lost Communication With Fuel Pump Control Module >> Wiring Inspection >> Module Power Circuit Inspection
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Module Power Circuit Inspection

  1. Ignition "OFF".
  2. Disconnect TCM connectors.
  3. Ignition "ON".
  4. Measure voltage between Pin No. 10 (Fuel Pump Relay 'ON' Input) terminal of FPCM connector and chassis ground.

    Specification:  B+

  5. Is the measured value within specification?

    YES 

    NO