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: Changing tires
WARNING
A vehicle can slip or roll off of a jack causing serious injury or death to
you or those nearby. Take the following safety precautions:
Never place any portion of your body under a vehicle that is supported
by a jack.
NEVER attempt to change a tire in the lane of traffic. ALWAYS ...
Hyundai Elantra AD (2016-2020) Service Manual: Underdrive Brake Control Solenoid Valve(UD/B_VFS) Repair procedures
Inspection
1.
Turn ignition switch OFF.
2.
Remove the battery and battery tray.
(Refer to Engine Electrical System - "Battery")
3.
Disconnect the solenoid valve connector (A).
4.
Measure resistance between sensor signal terminal and sensor ground terminal.
5.
Check that the ...