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) Owners Manual: Windows. Power Windows
(1) Driver’s door power window switch
(2) Front passenger’s door power window switch
(3) Rear door (left) power window switch
(4) Rear door (right) power window switch
(5) Window opening and closing
(6) Automatic power window
(7) Power window lock switch
Power Windows
The ignition switch ...
Hyundai Elantra AD (2016-2020) Service Manual: Rear Pillar Trim Components and Components Location
Component Location
1. Rear pillar trim
...