Hyundai Elantra: Ignition System / Spark Plug Description and Operation

Hyundai Elantra AD (2016-2020) 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). • ...

Spark Plug Specifications

Specification ItemSpecificationTypeELR9IQP9+Gap0.8 ~ 0.9 mm (0.0314 ~ 0.0354 in.) ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: TJ Joint Components and Components Location
Components [RH] 1. BJ assembly 2. BJ circlip 3. BJ boot band 4. BJ boot 5. Dynamic damper band 6. Dynamic damper7. Shaft8. TJ boot band9. TJ boot10. Spider assembly11. Snap ring12. TJ case13. Clip [LH] 1. BJ assembly 2. Circlip 3. BJ boot band 4. BJ boot 5. Shaft6. TJ boot band7. TJ ...

Hyundai Elantra AD (2016-2020) Service Manual: Antenna Coil Repair procedures
Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the steering column shroud panel. (Refer to Body - "Steering Column Shroud Panel") 3. Disconnect the 6P connector (B) of the coil antenna and then remove the coil antenna (A) after loosening the screw. Installation 1 ...