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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 C1620-78: Alignment Failed >> 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 sensor alignment
  • Faulty sensor alignment
  • Deformation of SCC/FCA module bracket and vehicle frame
Enable Condition
  • Engine "ON" (Ignition "ON" signal received more than 2s)
  • Vehicle speed is above 50km/h (31MPH) (running mode)
  • Battery voltage is between 9V and 16V
Threshold value
  • Alignment process does not complete successfully (stop mode)
  • Alignment of SCC/FCA sensor is abnormal
  • Vertical angle is above -4 to +2 degree (stop mode)
  • Horizontal angle is above -3 to +3 degree (stop mode/running mode)
Diagnosis Time
  • Immediately
Symptom
  • SCC/FCA disengagement and shutdown
  • SCC/FCA warning lamp turns on