For proper maintenance, safety, and maximum fuel economy, you must always maintain recommended tire inflation pressures and stay within the load limits and weight distribution recommended for your vehicle.

All specifications (sizes and pressures) can be found on a label attached to the driver's side center pillar.
Tires and Wheels
Recommended Cold Tire Inflation PressuresHyundai Elantra AD (2016-2020) Service Manual: Side Airbag (SAB) Module Repair procedures
Removal
•
The side airbag cannot be disassembled from the seat back
assembly, so replace the seat back assembly when replacing the side
airbag.
1.
Disconnect the battery negative cable and wait for at least 3 minutes before beginning work.
2.
Remove the ...
Hyundai Elantra AD (2016-2020) Owners Manual: Vehicle Load Limit. Tire Loading Information Label
Two labels on your driver's door sill show how much weight your vehicle was designed
to carry: the Tire and Loading Information Label and the Certification Label.
Before loading your vehicle, familiarize yourself with the following terms for
determining your vehicle’s weight ratings, from ...