You can use the AUX port to connect audio devices and the USB port to plug in a USB device or iPod®.
✽ NOTICE
When using a portable audio device connected to the power outlet, noise may occur during playback. If this happens, use the power source of the portable audio device.
Kia Niro 2017 (DE HEV) Service Manual: Power Seat Control Switch Schematic diagrams
Circuit Diagram
[Driver power seat
switch]
(Non-IMS Type)
(IMS Type)
...
Kia Niro 2017 (DE HEV) Service Manual: Radiator Grille Components and components location
Component Location
1. Radiator Grille
...