Back in 2014, Dave from Brakes International was good enough to send over a calliper rebuild kit. I was supposed to do a fitting guide and send people over to his shop to buy the kits. Unfortunately I'm useless at remembering to do stuff like that. The kit got stored...
Smartmods
for all your modding needs, recommended by Evilution
Kane Harrison
451 Brake Disc Fitting
Jack up the car and remove the wheel. Look over behind the brake calliper, you'll see 2x 18mm bolts, remove these. 115Nm on refitting. Place the calliper on top of the hub so the brake hose isn't being pulled. Remove the Torx30 bolt. (M6, 1mm pitch, 10mm long)...
451 Brake Light Switch
Rarer on the 451 but they have been known to fail
451 Brake Light Wiring
Key:
E = Earth
C4/8 = Connection plug 4, pin 8
Fuse* = Direct connection fuse number
Black Yellow = Wire colour
Modules are labeled in the picture.
451 Brake Master Cylinder
Depending on what you want to do, you can remove just the master cylinder, the master cylinder with the vacuum brake booster or the entire brake pedal assembly. Firstly, drain the brake fluid from the system. You will need MB Star Diagnostics to refill the system...
451 Brake Pad Fitting
Replace the brake pads with better ones with a higher performance and less brake dust.
451 Brake Pedal Removal
Why Would I Need To Remove The Brake Pedal? The main reason is that you are removing the carpet but you may have other reasons. This is the brake pedal. If you didn't know that, you shouldn't be driving or maybe you're Italian and have never used it. You know when you...
451 Brake Shoe Change
The Parts The front wheels have discs, pads and calipers. The rear wheels have drums, shoes and pistons. Here we have the piston at the top, the shoes down either side and a load of springs. The Special Tool I have just rewritten this page and taken new photos. This...
451 Button Bank LEDs
Change the SMD LEDs in the 451 button bank
451 Cabin Air Inlet Box
The cabin air inlet is fed by a massive plastic box fixed to the outside bulkhead. Seeing it is easy, you can remove the bonnet panel and there it is (I've highlighted it in red). Removing it is a bit of a ball ache. Remove the front panels, click here. This is half...
451 Cabin/Pollen Filter
Every year it makes sense to clean the cabin filter or replace if it's a pollen filter
451 CDI 45bhp Sensors
Air Inlet Temperature Sensor On the back of the intercooler, just behind the top pipe. Press the tab on the electrical connector and pull the connector free. When the electrical connector is out of the way, pinch the tabs on eaither side of the sensor and pull it out....
451 CDI 54bhp Sensors
54bhp CDI - The Over-Engineered Pain In The Arse The 45bhp CDI engine was reliable and efficient, however, due to the Euro 5 emissions standards coming into force, smart had to make changes. They added a DPF (Diesel Particulate Filter) which removes the particulates...
451 CDI AC Belt Change
Changing the air conditioning belt on the diesel isn't the same as the petrol model, they didn't put a pretensioner on that belt for you to loosen to enable the belt to just pull off. However, the alternative is actually easier and doesn't require you to retention the belt correctly afterwards.
451 CDI Alternator Belt Change
Getting The Old Belt Off Take a 15mm spanner and under the alternator tensioner nut and swing the alternator down. The old belt can be removed (if you don't have AC, if you do, remove that first) and the new belt fitted. Re-tensioning The Belt - The New Way This is...
451 CDI Crankshaft Sensor
If you don't hate your life now, give it to the end of the page. This makes a starter motor change look easy. 45bhp & 54bhp Crankshaft Sensor The arrow below shows the location of the crankshaft rotation sensor. It's sandwiched between the engine block, high...
451 CDI EGR Cooler
Why Would I Need To Change The EGR Cooler? They are very poorly manufactured and split internally. This allows all of your coolant to escape into the engine. Click here to read more about this failure. Changing The EGR Cooler Actually getting to the EGR cooler is a...
451 CDI Engine Removal
In the history of evilution, I had never had to remove an engine. Just my luck I had to start on the hardest one. Even then, I wouldn't go as far as saying it was hard, just time consuming, awkward and daunting. Including taking photos and notes, I achieved this in...
451 CDI Exhaust Pressure Sensor
What Happens When It Fails? Initially the car goes into a "kind of" safe mode. Normal safe mode severely reduces the power from the engine which normally limits the top speed of the car to about 40mph. When the exhaust pressure sensor fails, you'll get a reduction in...
451 CDI Exhaust Removal
45bhp Diesel Exhaust Remove the rear panels and the crash bar to get good access to the exhaust. Disconnect the breather pipe by squeezing the hose clamp with pliers... ...and pulling the pipe off. You have 2 options regarding the lambda sensor. If you are fitting a...