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Home >> Genesis >> 2023 >> Electrified GV70 Advanced >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Head Up Display Diagnosis >> DTC B1603-00: CAN Bus OFF (C-CAN) >> DTC Information And Inspection >> DTC Setting Condition

DTC Setting Condition

Trouble Shooting Condition Possible Cause
Main Action
  • Monitor the CAN communication
  1. Open/Poor Connection both Ethernet-CAN High
  2. Short-to-Battery both Ethernet-CAN High and Low line coincidentally
  3. Short-to-Ground both Ethernet-CAN High and Low line coincidentally
  4. Short between Ethernet-CAN High line and Low line
Prerequisite Condition
  • IG key "ON"
  • Ethernet-CAN communication: Active
Threshold Value
  • Impossible to send Ethernet-CAN message
Diagnosis Time
  • 2s
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