Skip to content
Home » 2002 WRX Spark Plug Socket Size Guide

2002 WRX Spark Plug Socket Size Guide

    2002 WRX Spark Plug Socket Size

    Overview

    If you own a 2002 Subaru WRX and need to change the spark plugs, it’s important to know the correct socket size to use. The spark plug socket size refers to the size of the socket that fits over the spark plug, allowing you to remove and install it properly. Using the wrong socket size can lead to damage or improper installation of the spark plugs.

    Spark Plug Socket Size Chart

    To help you determine the correct socket size for your 2002 WRX spark plugs, refer to the following chart:

    Spark Plug Brand Socket Size (mm)
    NGK 16mm
    Denso 16mm
    Champion 5/8 inch (16mm)

    Steps to Change Spark Plugs

    If you’re ready to change the spark plugs in your 2002 WRX, follow these steps:

    1. Make sure the engine is cool before starting.
    2. Locate the spark plug wires or ignition coil packs on top of the engine.
    3. Remove the spark plug wire or coil pack by gently pulling it straight up.
    4. Using the appropriate spark plug socket size, attach it to a ratchet or extension.
    5. Insert the socket onto the spark plug and turn it counterclockwise to loosen and remove the old spark plug.
    6. Inspect the old spark plug for signs of wear or damage. If necessary, replace it with a new one of the same brand and heat range.
    7. Apply a small amount of anti-seize compound to the threads of the new spark plug.
    8. Insert the new spark plug into the socket and carefully thread it into the spark plug hole by hand.
    9. Tighten the spark plug using the socket and ratchet, turning it clockwise until snug.
    10. If you removed a spark plug wire, reattach it firmly onto the new spark plug.
    11. Repeat the process for each spark plug, one at a time.

    Final Thoughts

    Knowing the correct spark plug socket size for your 2002 WRX is essential for a successful spark plug replacement. By following the steps outlined above and using the appropriate socket size, you can ensure that your spark plugs are installed correctly and your engine performs optimally. Remember to always consult your vehicle’s manual or a trusted mechanic if you have any doubts or questions during the process. Happy wrenching!