Hyundai Sonata LF: 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 therein by means of an electric spark, while containing combustion pressure within the engine...

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...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Description and Operation

Description The changed position of the seat by memorizing into the power seat unit with IMS switch controlling the optimal seat position set by the driver can be restored with the IMS switch. It has the function of prohibiting the restoring action during driving and emergent stopping the linked motion for safety...

Hyundai Sonata LF 2014-2019 Service Manual: Front Axle Assembly

Front Hub - Axle Components and Components Location Components 1. Brake disc2. Hub bearing3. Dust cover4. Knuckle Front Hub - Axle Repair procedures Replacement Front hub assembly 1. Raise the vehicle, and make sure it is securely supported...