Do it yourself
Frequently asked questions about cars and motorcycles
In this video tutorial, you will find the instructions that will allow you to overhaul the carburettor of the Garelli, as well as the Piaggio Si and Ciao. First, remove the carburettor by disconnecting it from the intake manifold and removing the throttle cable; disconnect the fuel hose and the air cable. At this point, start unscrewing the screws of the float chamber, replacing the gasket and checking the wear condition of the needle; clean all the jets. Now, clean the small fuel filter, following the video tutorial to the end!

Updated on 17 September 2026 by ScegliAuto

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How to Replace the Fuel Pump on the Yamaha Majesty 400

To replace the fuel pump on the Yamaha Majesty 400, you need to loosen the screws that secure the fuel tank to its housing: once this has been removed and disconnected from hoses and connectors, you will be able to locate the fuel pump underneath. The pump can be removed from its housing by unscrewing the screws that secure it in place, allowing you to slide it out and replace it with a new one: after inserting the new pump, you can then check that everything functions correctly.

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