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Turn the tire hold-down wing bolt counterclockwise.
Store the tire in the reverse order of removal.
To prevent the spare tire and tools from “rattling” while the vehicle is in motion, store them properly.

If it is hard to loosen the tire holddown wing bolt by hand, you can loosen it easily using the jack handle.
1. Put the jack handle (1) inside of the tire hold-down wing bolt.
2. Turn the tire hold-down wing bolt counterclockwise with the jack handle.
Use caution when utilizing the sharp jack handle.
WARNING - Touching luggage room floor surface

Do not touch luggage room metal surface while the engine is operating or hot. Doing so could result in serious personal injury.
Turn the engine off and wait until it cools down or wear gloves to remove the spare tire from the luggage room.
Kia Stinger (CK) 2018-2023 Owner's Manual: CVVT Oil Temperature Sensor (OTS)
Specifications Specification Temperature [°C (°F)] Resistance (kΩ) -40 52.15 -20 28.82 0 14.08 - 19.45 20 2.16 - 2.78 40 1.11 60 0.Service data Service Data Items Specification Hood Type Rear hinged, gas lifter type Front Door Structure Front hinged, full door structure Regulator system Wire drum type Locking system Pin-fork system Rear Door Structure Front hinged, full door structure Regulator system Wire drum type Locking system Pin-fork system Trunk Lid Type Front hinged, power trunk lid type (option ) Seat Belts Front 3-point type with Emergency Locking Retractor (E.