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for all your modding needs, recommended by Evilution

Kane Harrison

Premium Mod Roadster Air Con Re-Gas452 Roadster

The rubber seals on your air conditioning pipes don't last for ever, especially when you don't use it regularly. The seals dry up and the gas escapes leaving you with no air-con. It is possible to refill it DIY style using a can from Halfords or a similar motor factors.

Normal Mod Roadster Air Filter Change452 Roadster

You will need a screwdriver to aid removal of the air box lid. Open up the rear of the car, lift the carpet and take off the engine bay lid. Using the screwdriver flip back the 4 clips as circled above. Due to the clearance it isn't very easy to get the lid out of the...

Premium Mod Roadster Air Inlet Manifold Removal452 Roadster

The air inlet manifold is the black plastic part on the top of the engine that has "Smart - Powered By Mercedes Benz" ruining the top and making idiots think their car is a Mercedes. Remove the HT leads from the top spark plugs. Disconnect the fuel tank breather pipe...

Normal Mod Roadster Airbag Controller452 Roadster

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...

Normal Mod Roadster Airbag Controller Pin Out452 Roadster

Roadster Airbag Controller Pin Out Air Bag Controller Wire Colour Connection Function 1 Brown/Yellow Passenger Seatbelt Pin 1 Seatbelt Squib 2 Blue/Yellow Passenger Seatbelt Pin 2 Seatbelt Squib 3 Blue Driver Seatbelt Pin 1 Seatbelt Squib 4 Brown Driver Seatbelt Pin 2...

Premium Mod Roadster Alloys On A Fortwo 450450 Fortwo

This question seems to be coming up a lot now by people wanting wider wheels but not wanting to pay silly money for 3rd party alloys.

Premium Mod Roadster Alloys On A Fortwo 451451 Fortwo

Fitting Roadster Alloys On A 451 OK, the important part 1st. You CANNOT just get a set of alloys from a Roadster and fit them to your 451. Why Not? The offset of the rear alloys would make them hang out of the rear arches by up to 2 inches. What Can I Do? You...

Premium Mod Roadster Alternator Change452 Roadster

Get The Right Alternator When I initially fitted a replacement alternator to my Roadster it didn't actually work. I thought I had misdiagnosed the fault but actually I had been sold the wrong alternator for my car. On the smart there seems to be 6 different...

Premium Mod Roadster Belt Change452 Roadster

This page covers the AC belt and alternator/water pump belt. Air Conditioning Belt Look at the right hand side of the engine. It's not easy to see. Find the tensioner pulley wheel. Use a Torx45 bit to loosen the screw arrowed in the photo below. Push the pulley wheel...

Premium Mod Roadster Bonnet Cable452 Roadster

This page will show you have to fix a broken bonnet cable for cheap using better quality parts. If your cable has snapped, you'll have to force the bonnet open. They almost always snap at the bonnet catch. Remove The Lever Here is the lever that opens the bonnet, it's...

Normal Mod Roadster Bonnet Removal452 Roadster

Remove the bonnet so you can get the scuttle panel off to waterproof the wiper bucket or change the wiper motor

Normal Mod Roadster Boot Catch Fault452 Roadster

If your Roadster boot doesn't open from the switch or the key, you may have a faulty earth. It's a fairly common issue on the Roadster model. Firstly, make sure that all of the doors are closed and then try to lock the car with the key. If the car locks and then...

Normal Mod Roadster Boot Catch Removal452 Roadster

The Roadster Boot Won't Open Although likely, it doesn't necessarily mean that the boot catch solenoid is faulty. It could also be a blown fuse, faulty wire, key out of sync or a faulty boot release button. Ideally you should test it before blindly replacing it and...

Normal Mod Roadster Boot Latch Testing452 Roadster

Below is the catch that holds the Roadster's boot closed on both the Roadster and Roadster coupe. There are several reasons why this would fail to open. A fuse could be blown, a wire could be damaged, the key could be out of sync or the solenoid that opens the catch...

Normal Mod Roadster Boot Lifter Fix452 Roadster

Boot Gas Struts Pulling Out I don't know how prolific this fault is or if it will become more common but it's something that had happened on OTV's Roadster. So just in case it becomes more common, here is the fix I created. The Roadster coupe boot gas lifters are very...

Normal Mod Roadster Boot Removal452 Roadster

Roadster (Non Coupe) Boot Removal You have 2 options depending if you want to leave the hinges attached to the boot deck or the car. Leave Hinges Attached To The Car Open the boot and look at the place directly under the hinges, you'll see a pair of nuts each side. If...

Normal Mod Roadster Brabus Skirt Fitting452 Roadster

Remove the old side skirts. They should just pull out to unclip. They are 2 parts per side. To mount Brabus side skirts to your Roadster, you need the hangers. These are the front hangers. Smart part numbers: Q0015876V001000000 Q0015878V001000000 Take out the Torx...

Premium Mod Roadster Brake Bleeding452 Roadster

Warning Brake fluid is dangerous, acidic, poisonous and potentially lethal. Be careful. Not only can it seriously damage paintwork, it can damage organic material so don't dip your balls in this stuff. This page shows you 4 different methods for bleeding the brakes...

Premium Mod Roadster Brake Booster Removal452 Roadster

What Is A Brake Booster It's a booster....right.....(hold onto your hats)....FOR YOUR BRAKES! You don't realise how much pressure you have to put through the brakes to make them work. You have 3 options. 1 - Have 1 incredibly powerful leg. 2 - Have a brake pedal that...