There are plenty of diagnostic solutions out there but why not spend a bit more and have what smart use in their garages?
Smartmods
for all your modding needs, recommended by Evilution
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Roadster Heater Fan Fault
The Roadster heater switch is a weak point in the system and can fail, here is how to fix and prevent it happening
451 Heated Seat Retrofit
There is an easy way and a less easy way to retrofit heatet seats to your 451. It really depends on the year your smart was made. From around 2008 to 2010, smart started to include all the wiring for the heated seats so all you have to do is plug in a few things....
451 Heater Blower Failure
For some unknown reason, the America cabin heater blower fan fails. I have yet to see this happen outside of the US.
Airbag Connector Maintenance
More often than not, air bag fault lights are bought on by the seat side air bags
Airbag Connector Replacement
The seat side airbag connections are poor and cause airbag errors so let's change them for better ones
Wires Though The Fortwo Bulkhead
There are times when you need to run wires from the inside to the outside of the car. How to do it but keep the water from coming in?
451 Cornering Lights
You may have seen them on expensive Mercs and BMWs but cornering lights are now available on the smart
Dim/Dead Headlights
Headlights stop working but for more than 1 reason.
Roadster Roof Override
The 450 fortwo had a way to manually open and close the roof using a pair of metal cranks that you got with the car, unfortunately on the Roadster, this wasn't the case.The electrics in the Roadster are temperamental at the best of times so how do you force the roof...
450 Dash Pod Clock Fault
The dash clock pod in the 450 has a habit of suddenly losing a lot of time. Time to fix.
MB Star – Baby Seat Coding
450 Fortwo With A SAM And All Roadsters So, you have fitted the fixing frame to the car and plugged it in. Time to code it in. Plug the MB Star multiplexer box into the OBD port of the car, turn on the laptop and boot up DAS. Press unlock on the key, place it into...
MB Star – Reading Error Codes
Plug the MB Star multiplexer box into the OBD port of the car, turn on the laptop and boot up DAS. Press unlock on the key, place it into the ignition and turn it to position 1 to power the car up. When you get to the main screen, press F2. Press F2. Press F2. Scroll...
MB Star – Delete Airbag Light
Plug the MB Star multiplexer box into the OBD port of the car, turn on the laptop and boot up DAS. Press unlock on the key, place it into the ignition and turn it to position 1 to power the car up. When you get to the main screen, press F2. Press F2. Press F2. Scroll...
MB Star – Cruise Control Coding
450 Fortwo's With A SAM Unit Only And All Roadsters Plug the MB Star multiplexer box into the OBD port of the car, turn on the laptop and boot up DAS. Press unlock on the key, place it into the ignition and turn it to position 1 to power the car up. When you get to...
MB Star – TAN Coding
What Is TAN Coding? TAN is a Transaction Number. It is purchased by a dealer from Mercedes in Germany. These codes unlock features in your car or allows MB Star to code keys. Is It Legal? The legality of creating your own TAN code or bypassing the TAN code...
MB Star – Clutch Adjustment
Plug the MB Star multiplexer box into the OBD port of the car, turn on the laptop and boot up DAS. Press unlock on the key, place it into the ignition and turn it to position 1 to power the car up. When you get to the main screen, press F2. Press F2. Press F2. Scroll...
MB Star – Paddle Shift Coding
450 Fortwo's With A SAM Unit And All Roadsters Fit First Fit your paddleshift steering wheel and swap the connector over under the dash on the 450 and Roadster. There is no connector to swap for the 451. If it doesn't work after coding, check the wiring. Then Code...
MB Star – Rev Counter Coding
450 Fortwo's Only Plug the MB Star multiplexer box into the OBD port of the car, turn on the laptop and boot up DAS. Press unlock on the key, place it into the ignition and turn it to position 1 to power the car up. When you get to the main screen, press F2. Press F2....
MB Star – Steering Wheel Calibration
450 Fortwo With A SAM And All Roadsters Plug the MB Star multiplexer box into the OBD port of the car, turn on the laptop and boot up Xentry. Press unlock on the key, place it into the ignition and turn it to position 1 to power the car up. When you get to the main...