Do it yourself
Frequently asked questions about cars and motorcycles
Car tutorial (Do it yourself) Motorcycle tutorial (Do it yourself) Frequently Asked Questions
In today's tutorial video, you will see how to remove and replace the spark plug of the Sym Joymax 250 scooter engine, following the instructions below. First, place your scooter on the centre stand and begin by removing the plastic cover on the left side, near the footpeg. Next, disconnect the spark plug's electrical connector, using a socket wrench with an extension to unscrew and remove it, as shown in the video. At this point, replace the old spark plug with a new one of the same thread size, screwing it in by hand and tightening gently!

Updated on 31 May 2026 by ScegliAuto

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