- Replaceable air filter element. When buying a replacement part, pay attention to the fact that, depending on the installed engine, the replacement parts have a different design.
Withdrawal
Petrol engine: press the retaining clips on the right and left of the slide of the filter cartridge and pull out the slide.
Vehicle model 525tds: Disconnect the intake manifold from the engine. Loosen the bolts and press the cylinder head cover off.
Remove the filter element.
Wipe the filter housing with a cloth.
If the filter element is lightly soiled, turn the dirty side down and carefully knock it out. Replace the oily filter in any case.
Attention: Do not moisten the filter element with petrol or oil. Do not blow out the filter element with compressed air.
Installation
Insert a new replacement element into the air filter housing. The sealing gasket around the perimeter must fit into the groove.
Petrol engine: insert the gate and snap both retaining clips into place.
Vehicle model 525tds: Tighten the cover at the cylinder head evenly. Attach the intake manifold to the engine.
530d car only
Withdrawal
Release clamps -1 then turn the air duct in the direction of the arrow and pull it out.
Release retaining clip -2-
Remove fine filter cover -3-.
Release spring clip -4- and pull filter housing upwards.
Slide the fine air filter housing in the direction of the arrow and pull it out towards the top.
Open cover -1-.
Remove bellows -2-.
Release screws -3-.
Remove air filter cover -4-.
Remove the air filter element.
Installation
Insert air cleaner element with support -1- downwards into guide.
Subsequent installation is carried out in reverse order.