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How to Access the Spark Plug on a Yamaha Mio 125 Scooter?

Model: Yamaha Mio 125
Part: Spark plugs

Video tutorial

In this tutorial, you will see how to access the spark plug on a Yamaha Mio 125 scooter and how to proceed if you need to replace it. As shown, the spark plug is located at the top of the engine, and to access it, simply remove the central plastic cover located just below the seat.

Once done, you can disconnect the power cable, unscrew the spark plug using a 16mm socket, and tighten the replacement.

Before proceeding, ensure the engine is completely cool for safe operation.


Updated on 27 September 2026 by ScegliAuto


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Watch the video!


by ScegliAuto

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