Hyundai Sonata: Ignition System / Spark Plug Description and Operation

Hyundai Sonata LF 2014-2019 Service Manual / Engine Electrical System / Ignition System / Spark Plug Description and Operation

Description

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.

Ignition Coil Repair procedures

Removal 1. Turn ignition switch OFF and disconnect the negative (-) battery cable. 2. Remove the engine cover. 3. Disconnect the ignition coil connector (A). 4. Remove the ignition c ...

Spark Plug Specifications

Specification ItemSpecificationTypeSILZKR7E8GGap0.7 ~0.8 mm (0.0275 ~ 0.0314 in.) ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Assist Handle Repair procedures
Replacement • Put on gloves to protect your hands. • When prying with a flat-tip screwdriver, wrap it with protective tape, and apply protective tape around the related parts, to prevent damage. • Use a plastic panel removal ...

Hyundai Sonata LF 2014-2019 Service Manual: Audio Unit Repair procedures
Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the cluster fascia upper panal. (Refer to Body - "Cluster Fascia Upper Panel") 3. Remove the audio head unit (A) after loosening the screws. 4. Remove the audio head unit after disconnecting the connectors and cable ...