In certain 2017-2018MY Santa Fe Sport (AN), 2017-2019MY Santa Fe XL (NC) and 2014-2015MY Tucson (LM) vehicles, an electrical short may develop in the HECU module. An electrical short may increase risk of an engine compartment fire.

In certain 2024-2025MY Venue (QX) vehicles equipped with Manual Temperature Control (MTC) the HVAC may intermittently blow warm air when A/C is activated.

An Integrated Electric Brake (IEB) software update is available for certain 2026MY Palisade Hybrid (LX3 HEV) which improves OBD DTC detection logic.

In certain 2021-2023MY Elantra Hybrid (CN7 HEV) vehicles, the vehicle speed may gradually increase when the vehicle transitions into EV power mode after releasing the brake pedal.

Certain 2021-2023MY Sonata (DN8/DN8a), Santa Fe (TMa), and Tucson (NX4) vehicles equipped with 2.5 GDI engines may experience illumination of the Malfunction Indicator Lamp with DTC P030X – Random/Multiple Cylinder Misfire Detected.

On certain 2020-2023MY Sonata (DN8/DN8a) vehicles equipped with 2.5 GDI or 2.5 T-GDI engines and 2022-2023MY Tucson (NX4) vehicles equipped with 2.5 GDI, DTC P2181 – Cooling System Performance may be triggered due to a faulty Integrated Thermal Management Module (ITM).

On certain 2020-2023MY Sonata (DN8/DN8a) vehicles equipped with 2.5 GDI or 2.5 T-GDI engines and 2022-2023MY Tucson (NX4) vehicles equipped with 2.5 GDI, DTC P2181 – Cooling System Performance may be triggered due to a faulty Integrated Thermal Management Module (ITM).

On certain 2024-2025MY Kona (SX2) and Kona Electric (SX2 EV) vehicles, the tail lamp may remain ON after vehicle is turned OFF, leading to 12V battery discharge.