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DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • CAN Communication Check
  • BCM, SJB are not Sleep condition
  1. CAN High Line short to battery
  2. CAN Low Line short to battery
  3. CAN High Line short to ground
  4. CAN Low Line short to ground
  5. CAN High and Low line short to each other
  6. CAN High Line short to 5V power
  7. CAN High Line open
  8. CAN Low Line open
    CAUTION: Under Sleep condition, CAN High Line is 0V and CAN Low Line is battery voltage.
Enable Conditions
  • BCM, SJB power on

    (Under normal communication)
Threshold Value
  • CAN high: 0 V
  • CAN low: 12 V

    (Under system sleep condition)
Diagnostic Time
  • It immediately sets DTC after fault detects.
DTC Erasing Time
  • DTC can be erased immediately with KDS/GDS after fault has been fixed. DTC is erased after performing IG1 ON/OFF 30times with no additional DTC.
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