If you want to speed up temporarily when the Smart Cruise Control is on, depress the accelerator pedal. Increased speed will not interfere with Smart Cruise Control operation or change the set speed.
To return to the set speed, take your foot off the accelerator.
If you push the toggle switch down (SET-) at increased speed, the cruising speed will be set again.
CAUTION
Be careful when accelerating temporarily, because the speed is not controlled automatically at this time even if there is a vehicle in front of you.
Hyundai Sonata LF 2014-2019 Service Manual: Knock Sensor (KS) Description and Operation
Description
Knocking is a phenomenon characterized by undesirable
vibration and noise and can cause engine damage. Knock Sensor (KS) is
installed on the cylinder block and senses engine knocking.
When knocking occurs, the vibration from the cylinder block
is applied as pressure to the piez ...
Hyundai Sonata LF 2014-2019 Service Manual: Fuel Filter Repair procedures
Replacement
1.
Remove the fuel pump.
(Refer to Fuel Delivery System - "Fuel Pump")
2.
Remove the fixing clip (A), and then disconnect the fuel tube (B).
3.
Remove the fuel pressure regulator fixing clip (A).
4.
Remove the fuel pressure regulator (B) from the fuel filter.
5.
Re ...