Front Engine Plate: Service and Repair

Sealing flange, belt pulley side, replacing

Special tools and equipment




- 3415 Counterhold tool
- T10053 Assembly device
- V.A.G 1331 Torque wrench (5 to 50 Nm)
- V.A.G 1 332 Torque wrench (40 to 200 Nm)
- Hand drill with plastic brush insert
- D 176 404 A2 Silicone sealant
- Protective glasses
- Flat scraper

Removing
- Removing ribbed belt and tensioning element. Drive Belt
- Remove toothed belt. Timing Belt





- Remove crankshaft toothed belt sprocket. To remove crankshaft, counter-hold sprocket with 3415.
- Drain engine oil.
- Remove oil pan. Oil Pan
- Unbolt front sealing flange.
- Take off sealing flange, release using light blows with a rubber headed hammer if necessary.
- Remove sealant residue on cylinder block with a flat scraper.
- Cover seal with a clean rag.





- Remove sealant remains on sealing flange with a rotating plastic brush (wear protective goggles).
- Clean sealing surface, must be free of oil and grease.

Installing

Notes: Note the use by date of the sealant.
The sealing flange must be installed within 5 minutes of applying the silicone sealant.





- Cut off tube nozzle at forward marking (nozzle approx.3 mm).
- Apply silicone sealing compound, as shown, to clean sealing surface of the sealing flange. Sealing compound bead must be:
2 to 3 mm thick.
and run on inside of bolt holes-arrows

Note:
The sealing bead must not be thicker, otherwise excessive sealant may drip into the oil oil pan, the suction pipe oil strainer may be blocked and it could also drip onto the sealing surface of crankshaft seal.
Cover the sealing surface of the oil seal with a clean cloth before applying the sealant.

- Install sealing flange immediately and lightly tighten all bolts.

Note: Use guide sleeve T1005311 to install sealing flange with the oil seal already installed.

- Tighten sealing flange securing bolts diagonally. Tightening torque: 15 Nm
- Remove excess sealant
- Install oil pan. Oil Pan

Note: After installing, the sealant must be allowed to dry for approx. 30 minutes before engine oil is filled.





- Install crankshaft toothed belt sprocket and hold with counter-hold tool 3415.
- Tighten new center bolt to 90 Nm and turn 90° (1/4 turn) further (turning further can be done in several stages).

Note: Thread and shoulder must be free of oil and grease.

- Install toothed belt and adjust timing. Timing Belt
- Installing ribbed belt and tensioning element. Drive Belt