Removing and installing hydraulic cylinder for convertible roof fin — AUDI

🧭 Before you start

Fits: platform code 42

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• Secure convertible roof compartment lid in "“open”" position to make sure it is not closed unintentionally.

📋 Procedure

1. Move convertible roof to "“open”" position.
2. Secure convertible roof compartment lid in "“open”" position to make sure it is not closed unintentionally.
3. With ignition switched off, press and hold convertible roof actuation button E137(item 1) for approx. 5 seconds.
4. ⚠ Risk of injury if convertible roof compartment lid is not completely open.In addition, the hydraulic pressure in the system must be released before working on the convertible roof system.Reason: After approx. 6 minutes, the convertible roof control unit abruptly releases the hydraulic pressure in the system, which could cause the convertible roof compartment lid to close suddenly.The hydraulic pressure must be released before performing any further work. — Observe the rules for cleanliness .
5. Disengage hydraulic cylinder at convertible roof fin; to do so, lift the retaining spring (2) with a small screwdriver and detach hydraulic cylinder (1) from ball-head pin.

6. Press off retaining clip (4) and pull pin (3) out of main mounting for convertible roof from opposite side.
7. With lines connected, take hydraulic cylinder out of main mounting for convertible roof.
8. Remove bolts (4 and 6).
9. Cut through cable ties (3 and 5).
10. Release retaining tabs (2) and open cover (1)(arrow).
11. Move clear hydraulic lines (8) and detach mounting (7).
12. If hydraulic cylinder is renewed:
13. If hydraulic line is renewed:
14. Install tensioning strut stowed switch .
15. Install hydraulic line , .
16. Press mounting for ball-head pin of hydraulic cylinder onto ball-head pin until it engages audibly.
17. Fill and bleed hydraulic system .
18. Check gap widths for convertible roof fin .

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