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Home >> Genesis >> 2021 >> GV80 2.5T Advanced, RWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Integrated Central Control Unit Diagnosis >> DTC B2801-00: MM CAN Signal Line Error >> DTC Information And Inspection >> DTC Setting Condition
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DTC Setting Condition

Troubleshooting Condition Possible Cause
Main Action
  • Monitor the CAN data
  1. Open/Poor Connection in M-CAN High line
  2. Open/Poor Connection in M-CAN Low line
  3. Short both M-CAN High line and Low line coincidentally
Prerequisite Condition
  • Power Voltage: Between 9V and 16V
  • M-CAN communication: Active
Threshold Value Case1
  • M-CAN "High" line error
Case2
  • M-CAN "Low" line error
Diagnostic Time
  • 2 sec
Component Name_ETM ETM
CGW* "ICU JUNCTION BLOCK_IPS CONTROL MODULE" SD200-11
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