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Home >> Genesis >> 2023 >> G80 2.5T Advanced, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 40 (Cluster Module Diagnosis) >> DTC B2801-00: MM CAN Signal Line Error >> DTC Information And Inspection >> DTC Setting Condition

DTC Setting Condition

WARNING: This page is about a different car, the 2024 Genesis G80. However, it is still accessible from the selected car via links, so may be relevant.
Trouble Shooting 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 Case 1
  • M-CAN "High" line error
Case 2
  • M-CAN "Low" line error
Diagnosis Time
  • 2 sec.
Component Name_ETM ETM
Cluster* "INSTRUMENT CLUSTER" SD200-10