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Home › Kia › 2017 › Optima Plug-In Hybrid EX › Repair and Diagnosis › Engine Performance › System › Engine Control System Diagnosis (3 Of 3) (PHEV) › DTC U0109-00: Lost Communication With Fuel Pump Control Module › DTC Information › DTC Detecting Condition

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • CAN Message Monitoring
  1. Poor Connector Connection
  2. Faulty P-CAN Communication Circuit
  3. Faulty FPCM
Enable Conditions
  • Ignition "ON"
Threshold Value
  • No message from FPCM
Diagnostic Time
  • 2s
MIL On Condition
  • 2 Driving Cycles
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