The vehicle’s front and passenger’s seats are equipped with adjustable head restraints for the passengers safety and comfort.
Adjusting the height up and down
To raise the head restraint:
1. Pull it up to the desired position (1).
To lower the head restraint:
1. Push and hold the release button (2) on the head restraint support.
2. Lower the head restraint to the desired position (3).
NOTICE
If you recline the seatback towards the front with the head restraint and seat cushion raised, the head restraint may come in contact with the sunvisor or other parts of the vehicle.
Removal/Reinstallation
To remove the head restraint:
1. Recline the seatback (2) rearward using the seatback angle lever/ switch (1).
2. Raise the head restraint as far as it can go.
3. Press the head restraint release button (3) and the access hole (4) with a tool (e.g. pin) while pulling the head restraint up (5).
To reinstall the head restraint:
1. Put the head restraint poles (2) into the holes while pressing the release button (1).
2. Adjust the head restraint to the appropriate height.
3. Recline the seatback (4) forward using the seatback angle lever/ switch (3).
Hyundai Sonata LF 2014-2019 Service Manual: Compressor oil Repair procedures
Oil Specification
1.
The R-134a system requires synthetic (ND8) compressor oil
whereas the R-12 system requires mineral compressor oil. The two oils
must never be mixed.
2.
Compressor (ND8) oil varies according to compressor model. Be sure to use oil specified for the model of compressor ...
Hyundai Sonata LF 2014-2019 Service Manual: Instrument Cluster Schematic Diagrams
Circuit Diagram
...