To remove the headrest, raise it as far as it can go then press the release button (1) while pulling the headrest up (2).
To reinstall the headrest, put the headrest poles (3) into the holes while pressing the release button (1). Then adjust it to the appropriate height.
WARNING
Make sure the headrest locks in position after adjusting it to properly protect the occupants.
Kia Niro 2017 (DE HEV) Service Manual: Battery Sensor Repair procedures
Removal
1.
Open the trunk.
2.
Remove the luggage side trim [RH].
(Refer to Body - "Luggage Side Trim")
3.
Turn ignition switch OFF and disconnect the battery negative (-) terminal
(A).
...
Kia Niro 2017 (DE HEV) Service Manual: Brake Actuation Unit Repair procedures
Removal
1.
Turn ignition switch OFF and disconnect the negative (-) battery terminal.
2.
Disconnect the TCM connector.
(Refer to DCT (Dual Clutch Transmission) System - "DCT Control Module
(TCM))
3.
Disco ...