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Frequently asked questions about cars and motorcycles

How to Dismantle the Actuator on the Smart Fortwo 451

Model: Smart Smart 451 - Years: 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015
Part: Transmission

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Video tutorial

If you want to carry out a revision of the gearbox actuator on your vehicle, refer to the instructions below and also use the images from the video. The actuator is located on the gearbox on the left side when looking at the rear of the car. To dismantle it, you will need a socket spanner to unscrew the three securing bolts and then disconnect the electrical connector.

Next, clean and degrease the actuator by dismantling the joint with a degreasing and lubricating fluid. After this process, you can reassemble everything.


Updated on 23 May 2026 by ScegliAuto


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How to Replace the Glow Plugs in the Fiat Ducato 2.3 Multijet?

Glow plugs, as the name suggests, raise the temperature of the engine in diesel vehicles to allow for easier starting. The manufacturer, in this case, Fiat for the Ducato 2.3 Multijet, specifies how often they should be replaced, and a warning light will illuminate when it's time. This work is carried out under the bonnet. First, remove the upper engine cover, then lift the coil and, using a socket wrench of the appropriate size, unscrew the glow plug to remove it from the base, followed by installing the new one.

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