P074A on the 2023 Kia Niro
The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.
Nobody has written a description of this code yet.
| TSB_TRA106_R1 | 2023-04-28. Service bulletin. TECHNICAL SERVICE BULLETIN: 6-SPEED DCT JUDGEMENT LOGIC IMPROVEMENT / GROUND BOLT TIGHTENING (P074A73) - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides information to tighten both the clutch actuator and transmission control unit (TCU) grounding bolts, and upgrade the software logic of the 6-speed dual clutch transmission (DCT) on some 2023MY Niro P/HEV vehicles produced from June 14, 2022 through December 12, 2022, which may exhibit a poor shift quality concern and MIL 'ON' with DTC P074A73 stored. |
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| TSB_TRA106 | 2023-03-06. Service bulletin. TECHNICAL SERVICE BULLETIN: 6-SPEED DCT JUDGEMENT LOGIC IMPROVEMENT / GROUND BOLT TIGHTENING (P074A73) - This bulletin provides information to tighten both the clutch actuator and transmission control unit (TCU) grounding bolts then, upgrade the software logic of the 6-speed dual clutch transmission (DCT) on some 2023MY Niro P/HEV vehicles produced from June 14, 2022 through December 12, 2022, which may exhibit a poor shift quality concern and MIL "ON" with DTC P074A73 stored. |
2 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.