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Model: Honda Pcx 125
Part: Spark plugs

In this tutorial, you will see how to replace the spark plug on a Honda PCX 125 scooter, a very simple and quick operation. Before proceeding, ensure that the key is not inserted and that the engine is completely cold for safety. Start by positioning yourself on the left side of the scooter, then remove the small panel located at the end of the footrest. Next, locate the spark plug, disconnect the power connector, and unscrew it using a 16 mm socket. At this point, insert the replacement spark plug and tighten it with a torque wrench set to 16 Nm.

Updated on 4 July 2026 by ScegliAuto

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