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How to Replace the Water Pump on a Mercedes A-Class

Model: Mercedes Classe A W169 - Years 2004-2012
Part: Pump

This guide will show you the main steps to remove and replace the water pump on a Mercedes A-Class, as well as the B-Class. First, open the hood and locate the water pump, which is found at the lower left of the engine bay; then, remove its mounting bolts to take it out, allowing the coolant to drain into a container for about ten minutes. At this point, proceed to either inspect or directly replace the water pump with the original one, applying the reverse procedure for reassembly!

Updated on 1 August 2026 by ScegliAuto

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