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Where to Find the OBD Port on the Mercedes C-Class W203

Model: Mercedes Classe C W203 - Years 2000-2007
Part: Dashboard

If you don't know where the OBD port is located inside your Mercedes C-Class W203 (2000-2007), don't worry because with the instructions in this guide, you'll be able to find it easily. First, go to the driver's seat and ensure that your Mercedes W203 is completely off. Then, move to the lower part of the dashboard and locate a small cover just below the steering wheel. Once found, remove the protective cover with your hands and then locate the OBD port you were looking for.

Updated on 24 August 2026 by ScegliAuto

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