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Home >> Kia >> 2021 >> Sedona EX >> Repair and Diagnosis >> Accessories & Equipment >> Cruise Control Systems >> Smart Cruise Control System Diagnosis >> DTC C1604-04: ECU Hardware Error >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Monitoring Internal
  • Faulty Radar
Enable Condition
  • Ignition "ON"
  • Battery voltage is between 9V and 16V
Threshold Value
  • It detected internal error
Diagnosis Time
  • Immediately
Fail Safe
  • SCC Disengagement/Shutdown
  • SCC Warning lamp turns ON
Symptom
  • SCC fault indicated in cluster
Clear Condition
  • When troubleshooting