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Home >> Kia >> 2012 >> Sorento SX, FWD >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Smart Key - Power Distribution Module >> DTC B1603: CAN Bus Off >> General Information >> DTC Detecting Condition

General Information: DTC Detecting Condition

DTC DETECTING CONDITION CHART

Item Detecting Condition Possible Cause
DTC Strategy
  • CAN Communication Check
  • BCM, PDM are not Sleep condition

  1. CAN High and Low Line short to ground coincident
  2. CAN High and Low Line short to battery coincident
Enable Conditions
  • BCM, PDM power on
Threshold Value
  • CAN High/Low : 0V or B+
Diagnostic Time
  • Immediately
DTC Erasing Time
  • DTC is erased immediately after trouble fixed.
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