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: Front Seat Shield Inner Cover Components and components location
Component Location
1. Front seat shield inner cover
...
Kia Niro 2017 (DE HEV) Service Manual: Fuel Pump Motor Repair procedures
Removal
1.
Remove the fuel pump.
(Refer to Fuel Delivery System - "Fuel Pump")
2.
Disconnect the fuel pump motor connector (A) and fuel sender connector
(B).
3.
Lift the fixing hook (A) by using ...