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Home >> Hyundai >> 2018 >> Kona Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 82 (BCM Diagnosis) >> DTC B1603-00: CAN Bus OFF (B-CAN) >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

WARNING: This page is about a different car, the 2021 Kia Seltos. However, it is still accessible from the selected car via links, so may be relevant.
Item Detecting Condition Possible Cause
DTC Strategy
  • Check the CAN communication
  • Poor connection connector
  • CAN high and low line short to battery
  • CAN high and low line short to ground
  • Faulty the IBU
Enable Condition
  • Ignition "ON"
  • Battery voltage is 9 to 16V
Threshold Value
  • B-CAN high and low circuit simultaneous short to ground
  • B-CAN high and low circuit simultaneous short to battery
Detecting Time
  • 1.9s
Clear Conditions
  • Normal CAN communication