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How to replace the spark plug in the Yamaha Majesty 400 scooter?

Model: Yamaha Majesty 400
Part: Spark plugs

Video tutorial

In this tutorial we can see how to replace the spark plug in the Yamaha Majesty 400 scooter, an extremely simple and quick operation. First of all, make sure that the engine is cool enough, then open the seat and remove the inner cover of the storage compartment.

We then unscrew the screws indicated using a Phillips screwdriver, remove the plastic panel and disconnect the power connector of the spark plug. Finally, we unscrew the spark plug using a long 16mm socket wrench, tighten the replacement and reassemble everything following the reverse procedure.


Posted on 14 January 2025 by ScegliAuto


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Watch the video!


by ScegliAuto

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