Pressing the button of the front outside door handles with all doors (and tailgate) closed and locked, unlocks all the doors (and tailgate). The hazard warning lights will blink twice to indicate that all doors (and tailgate) are unlocked. The button will only operate when the smart key is within 0.7 ~ 1m (28 ~ 39.3 in) from the outside door handle.
When the smart key is recognized in the area of 0.7 ~ 1m (28 ~ 39.3 in) from the front outside door handle, other people can also open a door without possession of the smart key.
Kia Niro 2017 (DE HEV) Service Manual: Components and components location
Components (1)
[General Type]
1. Sun visor [LH]
2. Sun visor [RH]
3. Roof trim
4. Assist handle bracket
Components (2)
[Sunroof Type]
1. Sun visor [LH]
2. Sun visor [RH]
...
Kia Niro 2017 (DE HEV) Service Manual: Reservoir Components and components location
Components
1. Clutch disc
2. Clutch cover
3. Concentric slave cylinder
4. Hybrid motor assembly
5. Engine clutch actuator
6. Reservoir
...