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: Troubleshooting
Basic Troubleshooting Basic Troubleshooting Guide Customer Problem Analysis Sheet Basic Inspection Procedure Measuring Condition of Electronic Parts' Resistance The measured resistance at high temperature after vehicle running may be high or low. So all resistance must be measured at ambi ...

Hyundai Elantra AD (2016-2020) Service Manual: Overdrive Clutch Control Solenoid Valve(OD/C_VFS) Components and Components Location
Components Location 1. 26 Brake Control Solenoid Valve (26/B)2. 35R Clutch Control Solenoid Valve (35R/C)3. Underdrive Brake Control Solenoid Valve (UD/B)4. Overdrive Clutch Control Solenoid Valve (OD/C)5. SS-A Solenoid Valve (ON/OFF)6. Torque Converter Control Solenoid Valve (T/CON)7. Line Pre ...