Removing and installing intermediate gear and shaft for intermediate gear — AUDI

🧭 Before you start

Fits: Audi Q7 (4L, 2005–2015)

• Timing position: the crankshaft or camshaft is set and locked during this job
• Special tools named: locking tool

🔧 Engine codes this applies to

📋 Procedure

1. Remove camshaft timing chains (left and right) .
2. Wrap insulating tape around tip and shaft of a 3.3 mm drill bit and a 5.0 mm drill bit to avoid cuts when using drill bits as locking tool.
3. Press tensioning rail (2) of chain tensioner in direction of (arrow) and lock chain tensioner by inserting 3.3 mm drill bit (item 1).
4. Detach guide rail (1)(arrow).
5. Detach guide rails (2, 4) and tensioning rails (1, 3).

6. Use 5.0 mm drill bit (item 4) to lock intermediate gear (3).
7. Remove bolt (1).
8. Detach drive chain sprocket (2) and intermediate gear (3).
9. Remove bolts (arrows).
10. Detach bearing plate (1) and shaft (2) for intermediate gear.
11. Installation position of drive chain sprocket for camshaft timing chains (3) and intermediate gear (4).
12. Fit bolt (1) with washer (2) and tighten.
13. Detach drill from intermediate gear.
14. Install camshaft timing chains .

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