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Home >> Kia >> 2020 >> Soul GT Line Turbo >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Double Clutch Transmission Diagnosis - 1.6L (3 Of 4) >> DTC P0921-77: Gear 1 System Referencing Failure >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Monitoring maximum length of left/right gear shift motor1
  • Faulty gear actuator1
  • Faulty DCT
  • Mechanical failure on gear1 shift direction
Enable Condition
  • Gear shift motor1 hall sensor is normal when reference point is found during engine cranking
Threshold Value
  • Maximum motion of gear shift motor1 is less than 19.4mm or greater than 22mm
Detecting Time
  • 3 events
Fail Safe
  • Drive at even gear