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Home >> Hyundai >> 2018 >> Kona Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 470 (Dual Clutch Transmission Diagnosis (1 Of 2) - 1.6L) >> DTC P074B-77: Unable To Disengage (Shift) Gear 3 >> DTC Information And Inspection >> DTC Detecting Condition

DTC Information And Inspection: DTC Detecting Condition

WARNING: This page is about a different car, the 2021 Hyundai Kona. However, it is still accessible from the selected car via links, so may be relevant.
Troubleshooting Condition Possible Cause
DTC Strategy
  • There is enough force on shift motor but not enough motion of gear actuator finger is detected while disengaging 3rd gear
  1. Faulty DCT
  2. Mechanical failure on gear 1 shift direction
Enable Condition
  • When 3rd gear is engaged
  • Battery voltage higher than 10V
  • Shift motor 1 voltage higher than 9V
  • No electrical failure on shift motor 1
Threshold Value
  • Shift motor 1 force higher than 900N
  • Shift motor 1 motion less than 0.1419mm
Detecting Time
  • 3 times per 200ms
Fail Safe
  • Drive at Even gear (2/4/6/R)
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