Oil pan, removing and installing
WARNING: This page is about a different variant/trim than selected.
Special tools, testers and auxiliary items required
- T Bar and Socket 10 mm 3185
- Multi-point socket 3249
- Torque wrench V.A.G 1331
- Silicone sealant D 176 404 A2 (Part numbers are for reference only. Always check with your Parts Department for the latest part number information).
- Hand drill with plastic brush attachment
- Protective glasses
- Flat scraper
Removing
- Remove sound insulation tray, refer to NOISE INSULATION (GASOLINE ENGINES), ASSEMBLY OVERVIEW or NOISE INSULATION (DIESEL ENGINES), ASSEMBLY OVERVIEW .
- Drain engine oil.
NOTE:
- Observe disposal regulations!
- Remove turbocharger oil return pipe from oil pan.
- Loosen oil pan bolts with T Bar and Socket 10 mm 3185. (Remove with Socket 3249.)
- Remove oil pan. Loosen oil pan with light blows using a rubber headed hammer if necessary.
- Remove sealant residue from cylinder block with a flat scraper.
- Remove remaining sealant at oil pan using a rotating brush, e.g. a drill with plastic brush attachment (wear protective glasses).
- Clean sealing surfaces. They must be free of oil and grease.
Installing
NOTE:
- Note the expiration date of the sealing compound.
- The oil pan must be installed within 5 minutes after application of silicone sealant.
- Cut off nozzle on tube of sealant at front mark (dia. of nozzle approx. 3 mm).
- Apply silicone sealant to clean sealing surfaces of oil pan as shown. Sealing compound bead must be:
- 2 to 3 mm thick
- and run on inside of bolt holes - arrows -
NOTE:
- Sealant bead must not be thicker than specified. Otherwise, excess sealant could get into oil pan and clog strainer in intake line of oil pump.
- Apply silicon sealant D 176 404 A2 to clean sealing surface as indicated in illustration. (The fig. shows the location of the sealant bead on the cylinder block). (Part numbers are for reference only. Always check with your Parts Department for the latest part number information).
- Install oil pan immediately and tighten all oil pan bolts lightly.
NOTE:
- After installing oil pan, allow sealant to dry for approx. 30 minutes. Only after then may the engine oil be replenished.
- Tighten oil pan bolts to 15 Nm.
- Tighten oil pan/transmission bolts to 45 Nm.
The rest of assembly is in reverse order of disassembling.
- Tighten oil pan/oil return line bolts to 10 Nm.