LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Kia >> 2021 >> Telluride LX, FWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (7 Of 7) >> DTC U012D-00: Lost Communication With Generator Control Module >> DTC Information >> DTC Detecting Condition
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Signal monitoring
  • Faulty LIN communication line between ECM and alternator
  • Faulty ECM
Enable Condition
  • Engine Run Time is more than 2s
  • Battery voltage is greater than 11V
Threshold Value
  • LIN communicating error with alternator
Diagnostic Time
  • Continuous
MIL ON Condition
  • MIL OFF (only DTC)
scientia non olet · About LEMON Manuals