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Home >> Genesis >> 2021 >> G80 3.5T, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis - 3.5L (9 Of 9) >> DTC U0109-00: Lost Communication With Fuel Pump Control Module >> DTC Information And Inspection >> DTC Detecting Condition

DTC Information And Inspection: DTC Detecting Condition

Trouble Shooting Condition Possible Cause
Main Action
  • Electrical inspection
  1. Poor contact of connector
  2. CAN communication line between Engine Electronic Control Unit (ECU) and FPCM
  3. FPCM
Prerequisite Condition
  • The battery voltage is greater than 10V
Threshold Value
  • Communication with the FPCM has been lost longer than 2 sec
Diagnostic Time
  • 2 sec
MIL
  • NO MIL
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