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Home >> Kia >> 2017 >> Niro EX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (6 Of 6) >> DTC U0109-00: Lost Communication With Fuel Pump Control Module >> DTC Information >> DTC Detecting Condition
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DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Signal monitoring
  • Faulty CAN communication line between ECM and FECM
  • Faulty FECM
Enable Conditions
  • Ignition "ON"
  • Battery voltage higher than 10.8V
Threshold Value
  • Time of CAN communication fail with the fuel pump module is more than 4s
Diagnostic Time
  • Continuous inspection
MIL ON Condition
  • NO MIL
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