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Home >> Kia >> 2024 >> Telluride SX X-Line >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> BCM Diagnosis >> DTC B1603-00: CAN Bus Off (B-CAN) >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Check the CAN communication
  • Poor connection connector
  • CAN high and low line coincidentally short to battery
  • CAN high and low line coincidentally short to ground
  • Faulty the IBU
Enable Conditions
  • Battery voltage is between 9V and 16V
Threshold Value
  • B-CAN high and low circuit simultaneous 0V detection (short to ground)
  • B-CAN high and low circuit simultaneous battery voltage detection (short to battery)
Detecting Time
  • 2s
DTC Erasing
  • DTC erasing to using KDS equipment after troubleshooting
  • Ignition "ON" and "OFF" without current fault 30 times continuous DTC auto erase

(30 times counter reset during current fault during ignition "ON" and "OFF")