Hyundai Kona: Evaporative Emission Control System / Fuel Filler Cap Description and operation

A ratchet tightening device on the threaded fuel filler cap reduces the chances of incorrect installation, which would seal the fuel filler. After the gasket on the fuel filler cap and the filler neck flange contact each other, the ratchet produces a loud clicking noise indicating the seal has been set.

Fuel Tank Air Filter Repair procedures

Removal 1. Turn ignition switch OFF and disconnect the negative (-) battery cable. 2. Lift the vehicle. 3. Rem ...

Exhaust Emission Control System

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Other information:

Hyundai Kona (OS) 2018-2021 Service Manual: General information
Important Safety Notice Proper service methods and repair procedures are essential for safe, reliable operation of all motor vehicles as well as personal safety of the operator. The service procedures and descriptions in this shop manual provide general directions for servic ...

Hyundai Kona (OS) 2018-2021 Owners Manual: LKA system failure indicator
The LKA system failure indicator (yellow) will illuminate if the LKA system is not working properly. We recommend that the system be checked by an authorized HYUNDAI dealer. When there is a problem with the system do one of the following: Turn the system on after turning the engine off and on a ...