Do it yourself
Frequently asked questions about cars and motorcycles
Car tutorial (Do it yourself) Motorcycle tutorial (Do it yourself) Frequently Asked Questions

How to Replace Spark Plugs on a Hyundai Sonata

Model: (Various brands) Various
Part: Spark plugs

Before you can begin, open the front bonnet of your Hyundai Sonata. Start by unclipping and removing the upper engine cover. Next, unscrew and remove the bolts that secure the spark plug leads to the engine head, then extract and remove the leads themselves. By doing this, you will have reached the spark plugs. Now proceed to unscrew and remove them, and you will have successfully completed the disassembly. To fit the new spark plugs and close everything up, simply repeat this straightforward procedure in reverse, and the replacement will be complete.

Updated on 6 April 2026 by ScegliAuto

Video tutorial

Related tutorials

Difference Between Iridium Spark Plugs and Standard Spark Plugs
Difference Between Iridium Spark Plugs and Standard Spark Plugs
(Various brands) Various In this video, you will see the difference between iridium spark plugs and standard spark plugs. Aesthetically, the electrode on the iridium plug is …
The 5 Mistakes to Avoid When Replacing Spark Plugs
The 5 Mistakes to Avoid When Replacing Spark Plugs
(Various brands) Various When performing maintenance on your car yourself, it's easy to make mistakes, especially if you're a DIY enthusiast just starting to work on your veh…
What Are the Differences Between Standard and Iridium Spark Plugs?
What Are the Differences Between Standard and Iridium Spark Plugs?
(Various brands) Various Iridium spark plugs differ from standard ones mainly due to the much thinner centre electrode. Iridium is a precious metal with a high melting point …

Other guides you may be interested in

How to Bleed the Clutch on a Renault Clio?

To bleed the clutch on a Renault Clio, open the bonnet to access the components located in the engine bay: here, you will need to undo the screws that secure the battery in its housing, the intake manifold, and the coolant reservoir. This will allow you to locate the pipe through which the brake fluid flows: by inserting the other end of the pipe into a container, you can press the clutch pedal to expel all the fluid until it fills the container.

Watch the video!


by ScegliAuto

More videos