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: Oil Pump Components and Components Location
Components 1. Timing chain cover2. Outer roter3. Inner roter4. Oil pump cover5. Relief plunger6. Relief spring7. Relief plug8. O-ring (suction side)9. O-ring (discharge side) ...

Hyundai Elantra AD (2016-2020) Service Manual: Under Body Body Repair
Projected Dimensions * These dimensions indicated in this figure are actual-measurement dimensions. [ Unit : mm (inch) ] Actual Measurement Dimensions * These dimensions indicated in this figure are actual-measurement dimensions. [ Unit : mm (inch) ] Front side member tooling hole (O ...