Volkswagen Golf Service & Repair Manual: Removing and installing oil separator

Volkswagen Golf Service & Repair Manual / 4- cylinder injection engine(1.4 1 direct inction. turbocharger) / Engine lubrication / Crankcase breather / Removing and installing oil separator

Special tools and workshop equipment required

Flat scraper

Commercially available studs, M6x20 mm, qty. 2

Sealant remover

Sealant → Electronic Parts Catalogue

Removing

–	Remove noise insulation → General body repairs, exterior; Rep. gr.66.

–	Unscrew bolts -arrow- and push charge air cooling pump -V188- to one side.

Removing and installing oil separator

–	Pull off crankcase breather hose -3-.

–	Release fasteners -2--arrow- on cover -1- for oil separator and detach cover.

Removing and installing oil separator

–	Loosen and unscrew bolts in the sequence -9 … 1-.

–	Carefully release oil separator from bonded joint.

Installing

Installation is carried out in the reverse order; note the following:

Note

Danger of soiling lubrication system.

Cover open parts of engine.

–	Remove sealant residues from cylinder block with a flat scraper.

–	Remove any oil and grease from sealing surfaces.

Removing and installing oil separator

–	Screw 2 M6x20 mm studs a few turns into holes -arrows-.

Note

Removing and installing oil separator

Observe expiry date of sealing compound.

Removing and installing oil separator

–	Cut off nozzle on tube at front marking (diameter of nozzle approx. 2.0 mm).

Danger of blocking lubrication system with excess sealant.

Do not apply sealant bead thicker than specified.

–	Apply bead of sealant -arrow- onto clean sealing surface of oil separator as shown in illustration.

Width of sealant bead: 2.0 mm

The oil separator must be installed within 5 minutes after applying the sealant.

Removing and installing oil separator

–	Fit oil separator onto studs -arrows- and push it onto crankcase.

–	Start securing bolts.

–	Unscrew studs.

–	Oil separator, specified torque and tightening sequence → Fig.

Further installation steps are carried out in the reverse order; note the following:

–	Install noise insulation → General body repairs, exterior; Rep. gr.66.

Specified torques

Oil separator - specified torque and sequence → Fig. „“Oil separator - tightening torque and sequence”“

→ Chapter „Assembly overview - electric coolant pump“

Removing and installing oil separator

Assembly overview - crankcase breather system

1 - Hose For crankcase breather 2 - Cover For oil separator 3 - Oil separator ...

Oil filter, oil pressure switch

...

Other materials:

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Assembly overview - luggage compartment side trim, estate
Note The illustration shows the luggage compartment side trim on the left side. The right-hand side is similar (mirror image of left-hand side). 1 - Luggage compartment side trim Removing and installing → Chapter ...

Removing and installing rear door trim
Note Removal and installation is described for the rear door trim on driver side. Follow same instructions for the front passenger side as appropriate. Special tools and workshop equipment required ...