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: TPMS (Tire Pressure Monitoring System) malfunction indicator
The TPMS malfunction indicator will illuminate after it blinks for approximately one minute when there is a problem with the Tire Pressure Monitoring System. If the system is able to correctly detect an under inflation warning at the same time as system failure then it will illuminate the TPMS m ...

Hyundai Kona (OS) 2018-2020 Owners Manual: Headrest
The vehicle’s front and rear seats have adjustable headrests. The headrests provide comfort for passengers, but more importantly they are designed to help protect passengers from whiplash and other neck and spinal injuries during an accident, especially in a rear impact collision. WARNING To re ...