To temporarily accelerate with the Cruise Control ON
Depress the accelerator pedal.When you take your foot off the accelerator, the vehicle will return to the previously set speed.
If you push the toggle switch down (SET-) at the increased speed, the Cruise Control will maintain the increased speed.
Hyundai Sonata LF 2014-2019 Service Manual: External AMP Repair procedures
Removal
1.
Disconnect the negative (-) battery terminal.
2.
Open the trunk, remove the right luggage side trim.
(Refer to Body - "Trunk Trim")
3.
Remove the external amplifier (B) after disconneting the connector (A) and loosening the mounting nuts.
Installation
1.
Install the exte ...
Hyundai Sonata LF 2014-2019 Owners Manual: How Vehicle Audio Works
AM and FM radio signals are broadcast from transmitter towers located around
your city. They are intercepted by the radio antenna on your vehicle. This signal
is then processed by the radio and sent to your vehicle speakers.
When a strong radio signal has reached your vehicle, the precise enginee ...