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Home >> Kia >> 2021 >> Telluride EX, FWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Integrated Central Control Unit Diagnosis >> DTC B2801-00: MM CAN Signal Line Error (M-CAN Single Line Error) >> DTC Information >> DTC Detecting Condition
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DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • CAN signal monitoring
  • Poor connector connection
  • Open or short in M-CAN high line
  • Open or short in M-CAN low line
  • Faulty modules that connected to M-CAN
Enable Condition
  • Normal battery voltage status (Battery voltage is 9 to 16V)
  • M-CAN bus is normal
Threshold Value
  • M-CAN line error is detected (Short to ground or power, CAN high or low circuit mutual short)
Diagnosis Time
  • 2s
Symptom
  • M-CAN communication is not possible
Erase Condition
  • Erase with KDS after the failure solved
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