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DTC P1694 Ems Message Error: DTC Detecting Condition

DTC DETECTING CONDITION

Item Detecting Condition Possible Cause
Enable Conditions
  • IG ON
  • Faulty ECM
Detecting Factors
  • Invalid request from ECM or Corrupted data
Detecting Window
  • End of CM request message
Detecting Criteria
  • Protocol layer violation -. Invalid request or invalid check sum
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