This message shows the speed of the vehicle (in mph).
To turn the digital speedometer ON and OFF press the RESET button for more than 1 second when the digital speedometer is displayed.
Hyundai Elantra AD (2016-2020) Service Manual: Overdrive Clutch Control Solenoid Valve(OD/C_VFS) Description and Operation
Description
•
Overdrive clutch control solenoid valve(OD/C_VFS) is attached to the valve body.
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This variable force solenoid valve directly controls the hydraulic pressure inside the overdrive clutch. ...
Hyundai Elantra AD (2016-2020) Service Manual: Power Door Mirror Actuator Repair procedures
Inspection
1.
Disconnect the negative (-) battery terminal.
2.
Remove the front door quadrant inner cover (A).
3.
Disconnect the power door mirror connector from the harness.
4.
Apply battery voltage to each terminal as shown in the table and verify that the mirror operates properly. ...