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Home >> Kia >> 2024 >> Telluride SX X-Line >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Smart Key System Diagnosis >> DTC B1603-00: CAN Bus Off >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Monitoring the CAN communication
  • Poor connection
  • Poor connection connector
  • Short or open circuit of the all CAN line
  • Faulty IBU
Enable Condition
  • Ignition "ON"
  • Normal battery voltage (9 to 16V)
Threshold Value
  • Faulty B-CAN line
Detecting Time
  • 2s
DTC Erasing Time
  • Receives the normal CAN message
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