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Home >> Hyundai >> 2021 >> Santa Fe Calligraphy, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Head Up Display System Diagnosis (Except HEV) >> DTC B1602-00: CAN Error >> DTC Information And Inspection >> DTC Setting Condition

DTC Setting Condition

Trouble Shooting Condition Possible Cause
Main Action
  • Monitor the CAN data
  1. Open/Poor Connection in C-CAN High line
  2. Open/Poor Connection in C-CAN Low line
  3. Short both C-CAN High line and Low line coincidentally
Prerequisite Condition
  • Power Voltage: Between 9V and 16V
  • C-CAN communication: Active
Threshold Value Case 1
  • C-CAN "High" line error
Case 2
  • C-CAN "Low" line error
Diagnosis Time
  • 2 sec
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