Mod Description
How to change the alternator on a CDIMod Details
PremiumYes Difficulty![](https://www.evilution.co.uk/wp-content/themes/evilution/images/evilution/menu-normal-over.png)
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![450 Fortwo 450 Fortwo](https://www.evilution.co.uk/wp-content/themes/evilution/images/evilution/model5.png)
Loosen the wheel on the offside, jack the car up, remove the wheel and disconnect the battery. Remove the 4x plastic arch liner nuts with a 10mm socket.
![](/wp-content/uploads/smartengine/alternator/cdi/cdi1.jpg)
Pull the arch liner out of the way.
![](/wp-content/uploads/smartengine/alternator/cdi/cdi2.jpg)
This gives you better access to the side of the engine.
![](/wp-content/uploads/smartengine/alternator/cdi/cdi3.jpg)
Lever down the 2 plastic inserts that hold the belt cover in place…
![](/wp-content/uploads/smartengine/alternator/cdi/cdi4.jpg)
…and remove the belt cover.
![](/wp-content/uploads/smartengine/alternator/cdi/cdi5.jpg)
Undo the top bolt of the X-frame on both sides of the car using a Torx E14 socket.
![](/wp-content/uploads/smartengine/alternator/cdi/cdi6.jpg)
The top section of the X-frame can now be pulled out of the way to acces the engine mount bolts.
![](/wp-content/uploads/smartengine/alternator/cdi/cdi7.jpg)
Support the underside of the engine. It’s a good idea to use some wood on top of the jack.
![](/wp-content/uploads/smartengine/alternator/cdi/cdi8.jpg)
Loosen the 2 Torx bolts on the nearside engine mount and remove the 2 torx bolts from the offside engine mount.
![](/wp-content/uploads/smartengine/alternator/cdi/cdi9.jpg)