Renewing sealing flange (pulley end) with crankshaft oil seal — AUDI

🧭 Before you start

Fits: Audi A4 Cabriolet B6/B7 (8H), Audi A4 B6/B7 (8E)

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• Use pin wrench3212 to counterhold pulley when loosening bolts.
• Renew sealing flange (pulley end).
• Clean sealing surfaces; they must be free of oil and grease.
• Cut off nozzle of tube at front marking (∅ of nozzle approx. 1.5 mm).

🔧 Engine codes this applies to

📋 Procedure

1. Remove vibration damper .
2. Unbolt belt pulley from coolant pump.
3. Use pin wrench3212 to counterhold pulley when loosening bolts.
4. Remove bolts (arrows).
5. Remove sealing flange (pulley end). [Note: Renew sealing flange (pulley end).]

6. ⚠ Wear safety goggles. — Remove sealant residue from cylinder block and sump (top section) with rotating plastic brush or similar.
7. Clean sealing surfaces; they must be free of oil and grease.
8. Cut off nozzle of tube at front marking (∅ of nozzle approx. 1.5 mm).
9. Apply bead of sealant onto clean sealing surface of sealing flange as illustrated. [Note: The sealant bead must not be thicker than specified, otherwise excess sealant could enter the sump and clog the strainer in the oil pump.The sealing flange (pulley end) must be installed within 5 minutes after applying silicone sealant.]
10. Fit assembly aid T40048/1 onto assembly sleeve T40048/2 and slide sealing flange (1) onto assembly sleeve.
11. Take off assembly aid.
12. First position sealing flange (1) (with assembly sleeve T40048/2 inserted) on crankshaft.
13. Tighten bolts (arrows) in stages and in diagonal sequence.
14. Install vibration damper .
15. Install poly V-belt .
16. Install lock carrier with attachments 50.
17. Install bumper cover (front) 63.

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