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Home >> Kia >> 2021 >> Sorento EX, AWD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Double Clutch Transmission System Diagnosis - 2.5T (VIN F) (1 Of 3) (Except HEV) >> DTC P074B-77: Unable To Disengage (Shift) Gear 3 >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Excessive force during 3rd gear release but insufficient movement
  • Faulty DCT
  • Poor gear actuator release
Enable Condition
  • When 3rd gear is engaged
  • Solenoid circuit normal
  • Position sensor circuit normal
  • Shift finger position change below 0.1416 mm for 40 ms
Threshold Value
  • Excessive force during 3rd gear release but insufficient movement
Diagnosis Time
  • 2 times
MIL ON Condition
  • 2 driving cycle