LEMON Manuals: Even more car manuals for everyone
Home >> Genesis >> 2021 >> GV80 3.5T Advanced >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Head Up Display Diagnosis >> DTC B1603-00: CAN Bus OFF >> DTC Information And Inspection >> DTC Setting Condition

DTC Setting Condition

Troubleshooting Condition Possible Cause
Main Action
  • Monitor the CAN communication
  1. Open/Poor Connection both C-CAN High line and Low line
  2. Short-to-Battery both C-CAN High and Low line coincidentally
  3. Short-to-Ground both C-CAN High and Low line coincidentally
  4. Short between C-CAN High line and Low line
Prerequisite Condition
  • Power Voltage: Between 9V and 16V
  • C-CAN communication: Active
Threshold Vale
  • Impossible to send C-CAN message
Diagnostic Time
  • 2 sec