Hyundai Elantra: Ignition System / Spark Plug Specifications

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 there ...

Spark Plug Repair procedures

Inspection [On vehicle inspection] 1. Accelerate the engine to about 3,000 rpm 3 times or more. 2. Remove the spark plug. 3. Check the spark plug visually. If the electrode is dry, the ...

Other information:

Hyundai Elantra AD (2016-2020) Owners Manual: Digital speedometer, Smart shift
Digital speedometer This digital speedometer display shows the speed of the vehicle. Smart shift This mode displays the currently selected drive mode. For more details, refer to "Drive Mode Integrated Control System'' in chapter 5. ...

Hyundai Elantra AD (2016-2020) Owners Manual: Occupant Classification System (OCS)
■ Type A ■ Type B Your vehicle is equipped with an Occupant Classification System (OCS) in the front passenger's seat. ...