Removing and installing timing chain cover (top left) — AUDI

🔧 Engine codes this applies to

📋 Procedure

1. Remove particulate filter .
2. Remove cylinder head cover (left-side) .
3. If fitted, unscrew bolts (2) and detach heat shield. [Note: Disregard (item 1).]
4. Drain coolant .
5. Unscrew bolts (arrows), detach coolant line from cylinder block and move to one side.

6. Loosen bolts in the sequence (7 ... 1).
7. Carefully release timing chain cover (top left) from bonded joint and remove cover.
8. Remove old sealant from sealing surfaces on timing chain cover.
9. ⚠ Risk of eye injury.Wear safety goggles. — Remove remaining sealant on timing chain cover and cylinder head using rotating plastic brush or similar.
10. Clean surfaces; they must be free of oil and grease. [Note: Note the use-by date of the sealant.]
11. Cut off nozzle of tube at front marking (nozzle ∅ approx. 1.5 mm).
12. Fit gasket (1).
13. Apply sealant at joints between cylinder head and timing chain cover (bottom) (arrow), as shown in illustration.
14. ⚠ Make sure lubrication system is not clogged by excess sealant.The bead of sealant must not be thicker than specified. — Apply sealant beads (1 and 2) onto clean sealing surface of timing chain cover (left-side), as illustrated. [Note: The timing chain covers must be installed within 5 minutes after applying the sealant.]
15. Fit timing chain cover and tighten bolts .
16. Install cylinder head cover (left-side) .
17. Install particulate filter .
18. Install coolant pipe .

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