Do it yourself
Frequently asked questions about cars and motorcycles

Where to Find the OBD2 Port on a Mercedes Viano

Model: Mercedes Viano MK 1, W639 - Years 2003-2013
Part: Checks and maintenance

To gain access to the OBD2 port located inside your Mercedes Viano, carefully read all the following steps and apply them one by one. First, park your vehicle on a flat surface, then turn it off completely and remain seated in the driver's seat. Now, shift your attention to the lower left side of the dashboard to locate a small plastic cover. Remove it with your hands, and you will finally have access to the OBD2 port of your Mercedes Viano. If necessary, connect a diagnostic tool to it.

Posted on 28 February 2026 by ScegliAuto

Video tutorial

Related tutorials

Mercedes Viano (2003-2013 / MK 1, W639) The fuse box of your Mercedes Viano W639 (2003-2013) is located inside the cabin. With this dedicated guide, you will finally be able to locate it wi…
Mercedes Viano (2003-2013 / MK 1, W639) In this video, see where the battery is located in the Mercedes Viano van, useful if you need to replace or simply recharge it. As shown, it is not i…
Mercedes Viano (2003-2013 / MK 1, W639) Below, you will discover where the fuse box is located in your 2011 Mercedes Viano W639. Before proceeding, remember that any maintenance operation m…

Other guides you may be interested in

Fuses Location and Diagram for the Volkswagen Crafter

In this guide, we will look at the location of the fuse boxes and how to find their diagram for the Volkswagen Crafter. First, get inside the vehicle and start by removing the plastic cover found under the steering wheel, to access the internal fuse box; you will find another fuse box in the engine compartment by removing the plastic cover located next to the battery. At this point, use the owner's manual to find the fuse diagram, which will allow you to identify and replace any blown fuses with new ones!

Watch the video!


by ScegliAuto

More videos