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Home >> Kia >> 2011 >> Sorento Base, Standard >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Smart Key - Smart Key Unit Diagnosis >> DTC B1603: CAN Bus Off >> General Information >> DTC Detecting Condition
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General Information: DTC Detecting Condition

DTC DETECTING CONDITION CHART

Item Detecting Condition Possible Cause
DTC Strategy
  • CAN Signal Check
  • Poor Connection
  • Power Source to smart key module
  • Short to battery in CAN HIGH LOW or ground simultaneously.
  • Faulty Smartkey Module
Enable Conditions
  • IG ON
Threshold value
  • CAN communication Error for 2 sec.
Failsafe
  • -
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