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Home >> Genesis >> 2021 >> G80 2.5T, AWD >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> 4WD Control System Diagnosis >> DTC U0100-00: Lost Communication With ECM/PCM 'A' >> DTC Information And Inspection >> DTC Detecting Condition

DTC Information And Inspection: DTC Detecting Condition

Trouble Shooting Condition Possible Cause
Main Action
  • Monitor the EMS CAN messages
  1. Poor contact of connector
  2. Open/short in CAN communication circuit
  3. EMS ECU
Prerequisite Condition
  • Turn the ignition switch on or start the engine
Threshold Value
  • EMS CAN message is not received
Diagnostic Time
  • 2 sec
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