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: Rain Sensor Repair procedures
Removal
•
The dust or foreign substance on the rain sensor have a bad
effect upon the rain sensor capability,so protect the sensor surface
with protection cover until installing the rain sensor to bracket for
accurate funtion.
•
The coupling pad on the rai ...
Hyundai Elantra AD (2016-2020) Service Manual: Repair procedures
Inspection
ABS System Bleeding
This procedure should be followed to ensure adequate bleeding
of air and filling of the ESC unit, brake lines and master cylinder
with brake fluid.
1.
Remove the reservoir cap and fill the brake reservoir with brake fluid.
•
If the ...