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Frequently asked questions about cars and motorcycles
To replace the spark plug on the Gilera DNA 125, disconnect the corresponding coil: these two parts will be located above the engine cylinder and accessible from the right side of the vehicle. Once the ignition coil has been disconnected, you can locate the spark plug underneath, which can be removed from its seat using a spark plug socket. After removing the old spark plug, insert the new one into its seat, reconnect it to the coil, and check that everything is functioning correctly.

Updated on 22 September 2026 by ScegliAuto

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