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Replacing the Air Conditioning Compressor Pulley on the Mercedes E-Class

Model: Mercedes Classe E W212 - Years: 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016
Part: Air conditioning

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Video tutorial

These brief and simple steps will show you the procedure for removing and replacing the air conditioning compressor pulley on the Mercedes E-Class. First, remove the air conditioning compressor by disconnecting the serpentine belt and unscrewing all the mounting bolts; finally, disconnect the electrical wiring.

At this point, unscrew the center nut of the pulley, then remove the retaining ring using the appropriate pliers, as shown in the video. Now, install the new pulley and finally reassemble the air conditioning compressor.


Updated on 23 October 2026 by ScegliAuto


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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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by ScegliAuto

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