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) 2018-2026 Service Manual: Troubleshooting
Troubleshooting Symptom Suspect area Remedy Engine misfire with abnormal internal lower engine noises. Loose or improperly installed engine flywheel. Repair or replace the flywheel as required. ...

Hyundai Kona (OS) 2018-2026 Service Manual: Auto Defoging Actuator Components and components location
Components Location 1. Auto logging actuator ...