Oil Pan: Service and Repair
Oil pan, removing and installing
Special tools, workshop equipment, testers, measuring instruments and auxiliary items required
^ 3185 Extension socket wrench
^ 3249 Socket
^ V.A.G 1331 Torque wrench (5 to 50 Nm)
^ D 176 404 A2 Silicone sealant
^ Hand drill with plastic brush
^ Protective glasses
^ Flat scraper
Removing
^ Remove insulation tray.
^ Drain engine oil.
Note: Observe disposal regulations!
^ Detach turbocharger oil return pipe from oil pan.
^ Loosen oil oil pan bolts using extension socket wrench 3185. (Remove using socket 3249.)
^ Remove oil pan, it may be necessary to release oil pan by tapping lightly with a rubber head hammer.
^ Remove sealant residue on cylinder block with a flat scraper.
^ Remove sealant residue on the oil pan with a rotating brush, e.g. a hand drill with a plastic brush (wear protective glasses).
^ Clean sealing surface, must be free of oil and grease.
Installing
Notes:
^ Note the use by date of the sealant.
^ Oil pan must be installed within 5 minutes of applying silicone sealing compound.
^ Cut off tube nozzle at forward marking (nozzle approx. 3 mm diameter).
^ Apply silicone sealing compound, as shown, to clean oil pan sealing surface. Sealing compound bead must be:
^ 2 to 3 mm thick.
^ and run on inside of bolt holes arrows-.
Note: The sealing compound bead must not be thicker, otherwise excess sealing compound will enter the oil pan and may block the oil suction pipe strainer.
^ Apply silicone sealing bead as shown to the clean sealing surface of the oil pan. (The illustration shows the position of the sealant bead on the cylinder block).
^ Install oil pan immediately and tighten all oil pan bolts lightly.
Note: After installing oil pan the sealant must be allowed to dry for approx. 30 minutes before engine oil is filled.
^ Tighten oil pan bolts to 15 Nm.
^ Tighten oil pan/transmission bolts to 45 Nm.
The rest of the assembly is basically a reverse of the disassembling sequence.
^ Tighten oil pan/oil return pipe to 10 Nm.