Certain Santa Fe (TMA), Sonata (LFA) and Tucson (TL) vehicles equipped with Theta II engines may exhibit...
Hyundai technical service bulletin 25-01-087H-1 DCS for 2018-2019 Hyundai Sonata, 2019-2020 Hyundai Santa Fe and 2018-2021 Hyundai Tucson.
- Bulletin number
- 25-01-087H-1 DCS (9C2)
- Component
- Engine
- Summary
- Certain Santa Fe (TMA), Sonata (LFA) and Tucson (TL) vehicles equipped with Theta II engines may exhibit elevated engine-out emissions. Technical Service Bulletin (TSB) 25-01-087H-1 provides instructions for updating the Engine Control Module (ECM) to address this condition.
Owners of these vehicles have filed 1,051 complaints in the engine category.
Vehicles covered
- Hyundai Sonata 2018-2019 20182019
- Hyundai Santa Fe 2019-2020 20192020
- Hyundai Tucson 2018-2021 2018201920202021
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