Recommended Anti-Freeze The easiest thing to do is get on eBay (or similar) and search for either MB325.0 or MB326.0 instead of going to a motorfactors and seeing if any of their coolant matches those specs. There are multipurpose coolants that you can buy that are...
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450 Side Skirt Removal
The side skirts on the 450 is more of a decorative cover. Thankfully they are easy to remove. Remove the rear panels to gain access to the rear plastic rivet fixing. Lever the middle out out of the rivet... ...and then throw yourself onto the floor and get someone to...
453 Speedo Faults
The Problem In 2023, a few 453 speedo issues became apparent. They suffer from a pixelated displays, the display turning on and off or the backlight flickering. These issues include LCD glitches, poor resolution, LCD blacking out randomly and the backlight...
453 Centre Console Phone Charger
The Full Title For This Page Is 453 Facelift Centre Console Mobile Phone Wireless Charging Pad However, I didn't have enough room so I had to remove some of the words. What Phones Is This For? Currently iPhones with MagSafe charging abilities but it probably won't be...
451 ED HV Heater Change
If the ED heater fix didn't work, you'll have to replace the heater pack. If you have a left hand drive car, your job is easy, just pull back the footwell carpet, remove the polystyrene footwell block and you'll have access to the heater in the cabin airbox. However,...
Roadster Steering Wheel Removal
Why Remove The Steering Wheel? If you are upgrading to a 3 spoke paddle shift steering wheel, have bought the Brabus V6 Raid Daytona steering wheel or upgrading to the 451 steering wheel, then obviously you'll need to remove the old wheel to fit the new one. If your...
Roadster Airbag Controller
All of a sudden in 2023 I started getting a lot of people asking about the location of the SRS airbag controller in the Roadster. So there must be a new common issue, either regarding water ingress or lead free solder faults. So I figured I'd do a page to show where...
451 Airbag Controller Pin Out
Europe Connector A Plug A Pin Number Wiring Colour Connects To 1 Brown Earth/Ground 2 Black/Red Fuse 18 Switched Live 3 - - 4 Blue/Black Airbag Indicator Lamp 5 Green/Black Passenger Airbag Off Switch Pin 5 6 - - 7 - - 8 - - 9 - - 10 - - 11 Yellow/Black Airbag...
453 Fuel Filter Change
453 Fortwo & Forfour None of the 453 models have a replaceable fuel filter. Petrol non turbo Fortwo – no replaceable fuel filter Petrol non turbo Forfour – no replaceable fuel filter Petrol turbo Fortwo – no replaceable fuel filter Petrol turbo Forfour – no...
451 ED Inverter Removal
Every 10 months or so, my 451 ED would suddenly lose power and show "Drive Sys Eng Off". Even though it would restart immediately after turning the ignition off and on again, you had to come to a complete stop in order to restart the car. Somewhat scary if you were...
453 Wishbone Removal
My 2nd ever 453 was a forfour that I bought from Copart. It was lovingly pre-crashed for my entertainment and had 1 glaring issue. The wheel wasn't in the middle of the arch and the tracking was all over the place. Not surprising when you see the wishbone. Hmm, bendy...
evilution On YouTube
It's taken many years but I finally got over hearing my own voice on video and being in front of the camera. I have now listened to myself talking for so long, it just sounds like my brother instead of me. After watching loads of car YouTube channels, I realised that...
Brake Fluid Specs
This is going to be a short and easy page of information since, unlike oil and other fluids, all smarts use exactly the same brake fluid. Recommended Brake Fluid Smart recommend MB 331.0 brake fluid which is one of the following part numbers: 000 989 08 07 000 989 56...
453 Time Change Issue
If you have the R-Link touch-screen stereo and are having issues setting the time, you are in the correct place for a fix. It shows as -:-- on the speedo... ...and --:-- on the touch screen. When you go into the system settings to change the clock manually, you can't....
Cruise Control Wiring – Roadster
Fitting The Cruise Control Stalk Firstly you need to get a cruise control stalk from smart. Roadster stalk number 001 2540 V004 C96A 00. Look under the steering wheel cowl, you will see 4 holes. Remove the Torx10 screws. Split the upper and lower cowls and lift the...
Roadster Trip Computer Back Light
The standard Trip Computer LEDs started to fail in 2012 and it became more and more widespread. Roadster Trip Computer New ones are no longer available so if the back light fails, you have 5 options. 1 - Live with having no back lighting. 2 - Buy a working over priced...
453 Heater Resister Removal
Turn yourself upside down and throw yourself as hard as you can into the nearside footwell. Take a torch with you. Look to the centre of the car and you'll see the cabin fan. Just forward of the fan, you'll see another connector. This is the heater resistor. Squeeze...
453 Cabin Fan Removal
Post yourself under the dashboard in the nearside footwell. Look up and towards the centre console. There's the fan. Disconnect the electrical connector by squeezing the 2 tabs and pulling the plug out. Look at 2'o'clock on the fan housing and you'll see a Torx20...
451 ABS Sensors
Front ABS Sensor Removal Using an E10 socket, remove the bolt on the back of the hub. Pull the sensor out of the hub. If it gets stuck, spray it with penetrating oil and twist it back and forward to break the corrosion. Follow the cable and disconnect the electrical...
Roadster ESP Water Ingress
Imagine that, water ingress in a Roadster. Strange how an exterior controller is less likely to be affected by water ingress than a controller inside of the car. ABS Unit On the Roadster, the ABS pump is easy to access. You open the bonnet and remove the front boot...