1. Push the CRUISE button on the steering wheel to turn the system on. The CRUISE indicator will illuminate.
2. Accelerate to the desired speed, which must be more than 20 mph (30 km/h).
3. Push the toggle switch (1) down (SET-), and release it. The SET indicator light will illuminate.
4. Release the accelerator pedal.
Information
The vehicle may slow down or speed up slightly while going uphill or downhill.
Hyundai Sonata LF 2014-2019 Service Manual: Overhead Console Lamp Repair procedures
Inspection
1.
Remove the overhead console lamp assembly then check for
continuity between terminals. If the continuity is not as specified,
replace the map lamp switch.
Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the mounting screws (2EA).
And then remove the ...
Hyundai Sonata LF 2014-2019 Service Manual: ESP OFF Switch Repair procedures
Inspection
1.
Turn ignition switch OFF and disconnect the negative (-) battery cable.
2.
Remove the crash pad side switch assembly.
3.
Check the continuity between the switch terminals as the ESP OFF switch is engaged. ...