The OBD2 port, or On-Board Diagnostics port, is a crucial component for diagnosing and troubleshooting issues in your smart fortwo. Knowing its location is essential for connecting diagnostic tools to read error codes, monitor vehicle performance, and access various system data. This guide provides a comprehensive overview of OBD2 port locations across different smart fortwo models.
Smart Fortwo OBD2 Location: A Model-by-Model Guide
The location of the OBD2 port varies slightly depending on the year and model of your smart fortwo. Here’s a breakdown:
Early Smart Fortwo Models (Up to 2002)
- Right-Hand Drive (RHD): The OBD2 port is located under the dashboard on the passenger side, attached to the fuse box.
- Left-Hand Drive (LHD): The OBD2 port is under the dashboard on the driver’s side, also on the fuse box.
This image depicts the OBD2 port with a diagnostic tool connected.
Smart Fortwo (2003 Onwards – 450)
For models produced from 2003 onwards, the OBD2 port is located in a small compartment under the dashboard. You’ll find it between the steering wheel and the driver’s side door, tucked away at the back under a small flap.
This image shows the OBD2 port with a diagnostic tool connected.
Smart Fortwo (451)
In the 451 model, the OBD2 port is located under the dashboard on the driver’s side, towards the center of the car. It’s hidden behind a foldable flap that reveals the connection point.
This image illustrates the OBD2 port location in a right-hand drive 451 model.
Smart Roadster (452)
The OBD2 port on the Smart Roadster is found under the steering wheel. There’s a long plastic cover just above the knee area; swing this cover down to access the port behind it.
Accessing the OBD2 port on a Smart Roadster.
This image shows the OBD2 port with a diagnostic tool connected.
Smart Fortwo & Forfour (453)
On the 453 models, look to the left side under the dashboard. Pull back a small cover to reveal the OBD2 port.
Locating the cover for the OBD2 port.
The OBD2 port revealed after removing the cover.
Smart Forfour (454)
Similar to the 451, the 454’s OBD2 port is under the driver’s side dashboard, towards the middle. A flap conceals the connection.
The OBD2 port located behind a flap.
Smart #1
The OBD2 port on the Smart #1 is on the right side under the dashboard, next to the footwell ambient light.
Finding Your Smart Fortwo’s OBD2 Port: Conclusion
Locating your smart fortwo’s OBD2 port is straightforward once you know where to look. This guide helps ensure you can quickly connect diagnostic equipment and perform necessary maintenance or troubleshooting tasks. Remember to consult your owner’s manual for specific instructions if needed.
