If the LED lamp does not operate, have the vehicle checked by an authorized HYUNDAI dealer.
Hyundai Sonata LF 2014-2019 Service Manual: Components and Components Location
Component Location
1. AVN head unit2. AVN Keyboard3. Blue link keypad (TMS)4. Multimedia jack5. External amplifier6. Roof antenna7. Hands-free mic (Built-in overhead console)8. Steering wheel remote control9. Wi-Fi antenna10. Glass antenna amplifier (Diversity type)
...
Hyundai Sonata LF 2014-2019 Service Manual: Description and Operation
Description
Emissions Control System consists of three major systems.
•
Crankcase Emission Control System prevents blow-by gas from
releasing into the atmosphere. This system recycles gas back into the
intake manifold (Closed Crankcase Ventilation Type).
•
Evaporative Emission ...