The rear seats are equipped with head restraints in all the seating positions for the passenger's safety and comfort.
Adjusting the height up and down (if equipped)
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).
Removal/Reinstallation (if equipped)
To remove the head restraint:
1. Raise the head restraint as far as it can go.
2. Press the head restraint release button (1) while pulling the head restraint up (2).
To reinstall the head restraint:
1. Put the head restraint poles into the holes (3) while pressing the release button (1).
2. Adjust the head restraint to the appropriate height.
Hyundai Elantra AD (2016-2020) Owners Manual: Tire Terminology and Definitions
Air Pressure
The amount of air inside the tire pressing outward on the tire. Air pressure
is expressed in pounds per square inch (psi) or kilopascal (kPa).
Accessory Weight
This means the combined weight of optional accessories. Some examples of optional
accessories are automatic transmission ...
Hyundai Elantra AD (2016-2020) Service Manual: Piston and Connecting Rod Components and Components Location
Components
1. Piston ring2. Snap ring3. Piston pin4. Piston5. Connecting rod 6. Connecting rod upper bearing7. Connecting rod lower bearing8. Connecting rod bearing cap
...