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) 2018-2020 Owners Manual: Automatic reverse
If the sunroof senses any obstacle while it is closing automatically, it will reverse direction then stop to allow the object to be cleared. The auto reverse function does not work if a small obstacle is between the sliding glass and the sunroof sash. You should always check that all passengers a ...

Hyundai Kona (OS) 2018-2020 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 ...