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Home >> Kia >> 2020 >> Soul GT Line Turbo >> Repair and Diagnosis >> External Pages >> Different car >> Section 97 (Advanced Smart Cruise Control Diagnosis) >> DTC C1633-81: Cluster Invalid Displayed Speed >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

WARNING: This page is about a different car, the 2021 Kia Soul. However, it is still accessible from the selected car via links, so may be relevant.
Item Detecting Condition Possible cause
DTC Strategy
  • Monitoring CAN messages
  • Faulty CLU system
  • Faulty Hydraulic Electronic Control Unit (HECU) system
Enable Condition
  • Engine "ON" (Engine "ON" signal received more than 2s)
  • CAN communication line in normal condition
  • Battery voltage is between 9V and 16V
Threshold value
  • When it received abnormal vehicle speed message from CLU via C-CAN
Diagnosis Time
  • 0.5s
Symptom
  • SCC/FCA disengagement and shutdown
  • SCC/FCA warning lamp turns on