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Home >> Kia >> 2020 >> Optima LX >> Repair and Diagnosis >> External Pages >> Different car >> Section 254 (Dual Clutch Transmission Diagnosis (2 Of 2) - 1.6L) >> DTC P1921-77: Gear 2 System Referencing Failure >> DTC Information And Inspection >> DTC Description

DTC Description

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.

TCM set this code when Gear Actuator 2 is not perceived reference position.