The sensors are located inside the rear bumper.
Always keep the rear bumper clean for proper operation of the system.
Hyundai Kona (OS) 2018-2024 Owners Manual: Using the Tire Mobility Kit
CAUTION
Detach the speed restriction sealant bottle onto the valve. label (0) from
the sealant bottle (1), and place it in a highly visible place inside the vehicle
such as on the steering wheel to remind the driver not to drive too fast.
1. Shake the sealant bottle.
2. Screw the connection hose ...
Hyundai Kona (OS) 2018-2024 Service Manual: SRSCM Components and components location
Components
1. Front right Pressure Impact
Sensor (FIS)
2. Supplemental Restraint System Control Module (SRSCM)
3. Front left Pressure Impact Sensor (FIS)
4. Pressure Side Impact Sensor
(P-SIS
5. Gravity Side Impact Sensor (G-SIS)
...