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Home >> Kia >> 2024 >> Telluride SX X-Line >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> Audio/Video/Navigation Diagnosis >> DTC B2801-00: MM CAN Signal Line Error >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Check CAN communication
  • Poor connector connection
  • CAN communication circuit (open, short)
    • CAN high line open
    • CAN low line open
    • CAN high and low line open
    • CAN high line short to 12V battery
    • CAN low line short to 12V battery
    • CAN high, low line short to each other
    • CAN high, low line short to each other and short to ground
  • Terminating resistance fault
  • Transmitting controller bus off
  • Transmitting controller disconnected
  • Transmitting controller power, fuse or ground fault
  • Transmitting controller H/W, S/W fault
  • CAN line noise
  • AVNT fault (CAN module fault)
Enable Condition
  • Connecting the MM-CAN circuit and connecting the corresponding node
Threshold Value
  • CAN transceiver check