When a cellular phone is used inside the vehicle, noise may be produced from the audio system. This does not mean that something is wrong with the audio equipment. In such a case, use the cellular phone at a place as far as possible from the audio equipment.
CAUTION
When using a communication system such as a cellular phone or a radio set inside the vehicle, a separate external antenna must be fitted. When a cellular phone or a radio set is used with an internal antenna alone, it may interfere with the vehicle's electrical system and adversely affect safe operation of the vehicle.
WARNING
Do not use a cellular phone while driving. Stop at a safe location to use a cellular phone.
Kia Niro 2017 (DE HEV) Service Manual: In-car Sensor Repair procedures
Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Using a remover, remove the crash pad side cover [RH] (A).
3.
Loosen the screw and remove the crash pad plate [RH] (A)
4. ...
Kia Niro (DE HEV) Owners Manual: Some Special Features of the Hybrid Vehicle
Hybrid vehicles sound different than gasoline engine vehicles. When the hybrid
system operates, you may hear a sound from the hybrid battery system behind the
rear seat. If you apply the accelerator pedal rapidly, you may hear a sound. When
you apply the brake pedal, you may hear a sound from ...