If the stop and tail lamp (LED type) (1) does not operate, have your vehicle checked by a professional workshop. Kia recommends to visit an authorized Kia dealer/service partner.
The LED lamp cannot be replaced as a single component because it is an integrated unit.The LED lamp has to be replaced with the unit.
A skilled technician should check or repair the stop and tail lamp (LED type), for it may damage related parts of the vehicle.