Audi Workshop Service and Repair Manuals > A4 Mk3 > Power unit | 6-cylinder TDI engine (3.0 ltr. 4-valve common rail - generation II), mechanics | Engine lubrication | Sump (bottom section) and oil pump | Removing and installing sump (bottom section)

Removing and installing sump (bottom section)

Special tools and workshop equipment required

t	Electric drill with plastic brush

t	Safety goggles

t	Sealant → Electronic parts catalogue

Removing

l	Engine oil drained → Booklet811, → Booklet812 or → Booklet818.

–	Unplug electrical connector -arrow- at oil level and oil temperature sender -G266-.

Caution

Take care to keep components clean.

There will still be some oil in the sump (bottom section).

–	Slacken and remove bolts in the sequence: -15 ... 1-.

–	Carefully release sump (bottom section) from bonded joint and detach.

Installing

l	Tightening torques → Fig. „„Sump (bottom section) - tightening torque and sequence““

Caution

Protect lubrication system and bearings against contamination.

Cover exposed parts of the engine.

WARNING

Protect eyes against injuries.

Wear safety goggles.

–	Remove remaining sealant on bottom and top sections of sump with a rotating plastic brush or similar.

–	Clean sealing surfaces; they must be free of oil and grease.

Note

Note the use-by date of the sealant.

–	Cut off nozzle of tube at front marking (nozzle Ø approx. 3 mm).

Caution

Make sure lubrication system is not clogged by excess sealant.

The bead of sealant must not be thicker than specified.

–	Apply bead of sealant -arrow- onto clean sealing surface of sump (bottom section) as shown in illustration.

l	Width of sealant bead: 3.5 mm.

Note

The sump (bottom section) must be installed within 5 minutes after applying the sealant.

–	Fit sump (bottom section) and tighten bolts → Fig..

–	Fill up with engine oil and check oil level → Booklet811, → Booklet812 or → Booklet818.

Audi Workshop Service and Repair Manuals