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How to Replace the Lock Actuator on the Mercedes-Benz B-Class

Model: Mercedes Classe B MK 1, W245 - Years: 2005, 2006, 2007, 2008, 2009, 2010, 2011
Part: Door lock

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Video tutorial

Below are the instructions to remove and replace the lock actuator on the Mercedes-Benz B-Class in simple steps. First, open the front door of the vehicle and start removing the door panel by unscrewing all the fixing screws and disconnecting the electric connector of the window switch; this will give you access to the lock module, disconnecting the wiring and unscrewing the screws to remove it, as shown in the video.

At this point, carry out the repair or replacement of the lock, checking its operation!


Posted on 21 July 2026 by ScegliAuto


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by ScegliAuto

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