The Smart Cruise Control System may have limits to its ability to detect distance to the vehicle ahead due to road and traffic conditions.
Hyundai Sonata LF 2014-2019 Service Manual: Radiator Grill Components and Components Location
Component Location
1. Radiator grill
...
Hyundai Sonata LF 2014-2019 Service Manual: Cylinder Head Cover Repair procedures
Removal
1.
Remove the engine cover.
2.
Disconnect the battery negative terminal.
3.
Remove the air clean hose.
(Refer to Intake and Exhaust System - "Ari Cleaner")
4.
Disconnect the engine wiring connector and haness clamp and then remove the cylinder head protector and wiring from ...