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How to Replace the Spark Plugs of the Toyota Probox VVT-I

Model: Toyota Probox Xp50 - Years 2002-2014
Part: Spark plugs

This guide explains how to remove and replace the spark plugs of the Toyota Probox by following these simple and quick steps. First, open the hood and start unscrewing the screws of the upper valve cover. Once removed, disconnect the spark plug boots or connectors using a socket wrench with an extension to unscrew and remove them, as shown in the video. Next, replace the spark plugs with new ones of the same thread pitch; then hand-tighten them before securing with a wrench, following the video tutorial until the end for reassembly!

Updated on 19 May 2026 by ScegliAuto

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