The paddle shifter is available when the shift lever is in the D (Drive) position or Manual shift mode.
With the shift lever in the D position
The paddle shifter will operate when the vehicle speed is more than 6 mph (10 km/h).
Pull the [+] or [-] paddle shifter once to shift up or down one gear and the system changes from automatic mode to manual mode.
The system changes from manual mode to automatic mode:
With the shift lever in the manual shift mode
Pull the [+] or [-] paddle shifter once to shift up or down one gear.
Information
If the [+] and [-] paddle shifters are pulled at the same time, gear change may not occur.
Hyundai Sonata LF 2014-2019 Service Manual: Important Safety Notice
General Information
Proper service methods and repair procedures are essential
for safe, reliable operation of all motor vehicles as well as personal
safety of the operator. The service procedures and descriptions in this
shop manual provide general directions for a service and repair.
...
Hyundai Sonata LF 2014-2019 Owners Manual: To Convert to Cruise Control Mode
The driver may choose to only use the Cruise Control Mode (speed control function)
by doing as follows:
1. Turn the Smart Cruise Control System on (the cruise indicator light will be
on but the system will not be activated).
2. Push and hold the Vehicle-to- Vehicle Distance button for more than 2 ...