How do you replace the fan clutch in a Mercedes E230?

This depends on which model it is and whether it is viscofan or magnet coupling. In all cases, this is the first steps: - Loosen the adjustment for the fan belt and remove it - Locate the bolt located on the fan pulley - Grip the pulley with a belt or something so that it does not rotate freely. Unscrew the bolt. - Drag the pulley out evenly Depending on what kind of E230 this is, additional steps may be necessary.