Fan speed control
Turn the knob to the right to increase the fan speed and airflow. Turn the knob to the left to decrease fan speed and airflow.
Setting the fan speed control knob to the "0" position turns off the fan.
Air conditioning
Press the A/C button to turn the system on (indicator light will illuminate) and off.
Hyundai Elantra AD (2016-2020) Owners Manual: Disc Brakes Wear Indicator, Rear Drum Brakes
Disc Brakes Wear Indicator
When your brake pads are worn and new pads are required, you will hear a high
pitched warning sound from your front or rear brakes. You may hear this sound come
and go or it may occur whenever you depress the brake pedal.
Note that some driving conditions or climates ...
Hyundai Elantra AD (2016-2020) Service Manual: Glove Box Upper Cover Housing Components and Components Location
Component Location
1. Glove box upper cover housing
...