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Home >> Kia >> 2007 >> Rio Base, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> DTC Troubleshooting Procedures (2 Of 2) >> DTC U0101 Can Communication Bus With TCU (Timeout) >> DTC Detecting Condition

DTC U0101 Can Communication Bus With TCU (Timeout): DTC Detecting Condition

DTC DETECTING CONDITION AND POSSIBLE CAUSES

Item Detecting Condition Possible Cause
DTC Strategy
  • CAN communication status check
  • Poor connection
  • TCM
  • ECM/PCM
Enable Conditions
  • TCU is not coming via internal CAN
Threshold Value
  • No message time from TCU 1 or 2 via CAN A or B > 500ms
Diagnostic Time
  • Continuous
MIL ON Condition
  • 5 sec
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