Removing and installing chain sprocket: Audi A3 (AFB, AJM, AKE, AKN, …)

🧭 Before you start

Fits: Audi A3 (8P, 2003–2012)

• Special tools named: puller

🔧 Engine codes this applies to

📋 Procedure

1. Remove sealing flange (pulley end) .
2. Remove sump .
3. Remove oil pump sprocket, chain tensioner and chain .
4. Detach chain sprocket from crankshaft with puller (2); use a suitable washer (1) to protect end of crankshaft.
5. ⚠ Wear protective gloves. — Heat chain sprocket in oven for approx. 15 minutes to 220°C.

6. Using pliers, locate sprocket on end of crankshaft.
7. Push sprocket onto crankshaft as far as the stop using drift sleeve30 - 100.
8. Install oil pump sprocket, chain tensioner and chain .
9. Install sump .
10. Install sealing flange (pulley end) .

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