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Replacement of the lock actuator of the Mercedes B-Class

Model: Mercedes Classe B W245, MK 1 - Years 2005-2011
Part: Door lock

The instructions in this guide will show us how to disassemble and replace the door lock actuator of the Mercedes Class B. First, we open the front door of the car and start removing the front door panel, unscrewing all the fixing screws; then we unscrew the screws of the inner panel, then unscrew the screws of the lock and the entire module, as shown in the video. At this point, we replace the lock with the new one, also replacing the key accordingly; then we reassemble all the components of the door, following the video tutorial until the end!

Posted on 15 August 2025 by ScegliAuto

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