Hyundai Kona: Ignition System / Spark Plug Description and operation

A spark plug is a device for delivering electric current from an ignition system to the combustion chamber of a spark-ignition engine to ignite the compressed fuel/air mixture therein by means of an electric spark, while containing combustion pressure within the engine. A spark plug has a metal threaded shell, electrically isolated from a central electrode by a porcelain insulator.

Spark Plug Specifications

Specification Item Specification Type SILZKR8E8G Gap 0.7 - 0.8 mm (0.0275 - 0.0314 in.) ...

Spark Plug Repair procedures

Inspection [On vehicle Inspection] 1. Accelerate the engine to about 3,000rpm 3 times or more. 2. Remove the spark plug. ...

Other information:

Hyundai Kona (OS) 2018-2026 Service Manual: Spark Plug Repair procedures
Inspection [On vehicle Inspection] 1. Accelerate the engine to about 3,000rpm 3 times or more. 2. Remove the spark plug. 3. Check the spark plug visually. If the electrode is dry, the spark plug is ...

Hyundai Kona (OS) 2018-2026 Service Manual: DC/DC Converter Repair procedures
Removal [200W] 1. Turn the ignition switch OFF and disconnect the battery negative (-) terminal. 2. Remove the crash pad lower panel. (Refer to Body - "Crash Pad Lower Panel") 3. Disc ...