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Home › Genesis › 2019 › G70 3.3T Design, AWD › Repair and Diagnosis › Engine Performance › System › Engine Control System Diagnosis - 3.3L (6 Of 6) › DTC U012D-00: Lost Communication With Generator Control Module › DTC Information › DTC Detecting Condition

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
Main Action
  • Monitor LIN signal
  1. Faulty LIN communication line between ECM and alternator
  2. Faulty ECM
Prerequisite Condition
  • Engine run time is longer than 2 seconds.
  • Battery voltage is higher than 11V.
Threshold Value
  • LIN communicating error with alternator is detected.
Diagnosis Time
  • Continuously
MIL On Condition
  • No MIL "ON" (DTC only)
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