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How to Replace the Spark Plugs in a Citroen C3?

Model: Citroen C3 SY, SX - Years 2016-2023
Part: Spark plugs

In this tutorial, you will see how to replace the spark plugs in a Citroen C3, a very simple and quick operation. Before proceeding, wait for the engine to cool completely for safety. Start by opening the bonnet, then remove the plastic cover and disconnect the various connectors from the coils. Once done, unscrew the fixing bolts of the coils using an 8mm socket, remove them from their housing, and begin unscrewing the first spark plug with a long 14mm socket. Finally, insert the replacement, tighten it without applying excessive force, and continue with the remaining spark plugs.

Updated on 16 June 2026 by ScegliAuto

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