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How to Replace the Spark Plugs on Alfa Romeo 147

Model: Alfa Romeo 147 MK 1 - Years 2000-2010
Part: Spark plugs

In this tutorial, you will see how to replace the spark plugs on an Alfa Romeo 147. First, lift the bonnet and secure it with the prop rod. Remove the engine cover by unscrewing the screws that hold it in place. Unscrew the ignition coil bracket using a Torx 40 socket; once the bracket is removed, unscrew the spark plugs with a 16 mm socket. After removing all the spark plugs, ensure no dirt falls into the holes. At this point, screw in the new spark plugs and tighten them using a 16 mm socket; then install the coils onto the spark plug holes, using a Torx 40. Connect the ignition coil connectors.

Updated on 14 July 2026 by ScegliAuto

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