Do it yourself
Frequently asked questions about cars and motorcycles

How to Program the Key for the Mercedes B-Class?

Model: Mercedes Classe B W246, MK 2 - Years 2011-2019
Part: Key

To program the key for the Mercedes B-Class, insert it into the ignition barrel. Once inserted, connect a diagnostic tool to the OBD port located under the dashboard near the steering column. After connecting the scanner, select the car model and its corresponding version, following the instructions in the tutorial. At the end of the procedure, disconnect the scanner and check that the key has been programmed correctly.

Updated on 21 August 2026 by ScegliAuto

Video tutorial

Related tutorials

Mercedes Classe B (2011-2019 / W246, MK 2) .. reset the service light on the Mercedes-Benz B-Class, refer to the video guide available, but only after servicing the vehicle, which includes changing.. …
Mercedes Classe B (2005-2011 / W245, MK 1) .. the remote key for the Mercedes-Benz B-Class, as well as the A-Class. To perform the programming, you need the specific software that allows.. …
Mercedes Classe B (2005-2011 / W245, MK 1) .. the battery in the key fob for the Mercedes A-Class W169 and also the B-Class W245 (first series). First, take your key fob and remove the key by sliding.. …

Other guides you may be interested in

How to Replace the External Wing Mirror on a Ford C MAX

In the event of a breakage, it will be necessary to replace the external wing mirror on the 2011 Ford C MAX. This operation is easily performed independently. Start by removing the internal cover of the mirror with a plastic lever. Then, use a socket wrench to remove the securing pins. Once the pins are removed, you can take off the mirror, but not before disconnecting the power connectors. Then proceed to fit the new mirror. First, connect the connectors and then secure the mirror to its housing with the pins. Refit the plastic cover and test the operation of the electric mirror using the controls.

Watch the video!


by ScegliAuto

More videos