Audi Workshop Service and Repair Manuals

Removing and installing sump (bottom section) Special tools and workshop equipment required

t  Used oil collection and extraction unit -V.A.G 1782- t  Electric drill with plastic brush attachment t  Safety goggles t  Sealant → Electronic parts catalogue

Removing –  Drain off coolant → Chapter. –  Remove bolts -arrows-. –  Detach front coolant pipe from engine and coolant pump.

–  Unscrew nuts -1 ... 4- for anti-roll bar mountings (left and right).

–  Unbolt retainer for refrigerant pipe (right-side) from sump -arrows-.

–  Unplug electrical connector -2- at oil level and oil temperature sender -G266-. –  Drain engine oil → Booklet803 or → Booklet805. –  Leave used oil collection and extraction unit -V.A.G 1782- underneath engine. –  Unbolt sump (bottom section) -1- and carefully release it from bonded joint.   Note There will still be some oil in the sump (bottom section).

Installing   Note Renew seals.   WARNING Wear safety goggles. –  Remove sealant residue from bottom and top sections of sump with 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 tube nozzle at front marking (nozzle approx. 2 mm Ø).

–  Apply bead of sealant -arrows- onto clean sealing surface of sump (bottom section) as illustrated. l  Width of sealant bead: 2.5 mm.   Note t  Note the position of sealant at the points marked with -arrows-. t  The bead of sealant must not be thicker than specified, otherwise excess sealant can enter the sump (bottom section) and obstruct the strainer in the oil intake pipe. t  The sump (bottom section) must be installed within 5 minutes after applying sealant. –  Fit sump (bottom section) and tighten all bolts hand-tight. –  Tighten bolts for sump (bottom section) in two stages as follows. 1.  Tighten all bolts to an initial torque of 5 Nm in diagonal sequence. 2.  Tighten all bolts to 9 Nm in diagonal sequence. Remaining installation steps are carried out in reverse sequence; note the following: –  Install anti-roll bar → Rep. Gr.40. –  Install coolant pipe (front) → Chapter. –  Fill up with engine oil and check oil level → Booklet803 or → Booklet805. –  Fill cooling system → Anchor. Tightening torques

Component	Nm
Sump (bottom section) to sump (top section)	9 1)
Oil drain plug	25
Bracket for refrigerant line to sump (top section)	9
Clamp on bracket for refrigerant line	9
l  1) Tighten in two stages.