Removing and installing poly V-belt for ancillaries: Audi A1 (CAVG, CGWA, CGWB, CGWD, …)

🧭 Before you start

Fits: Audi A1 (8X, 2010–2018)

• Timing position: the crankshaft or camshaft is set and locked during this job

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• Make sure that the poly V-belt is properly seated on the pulleys.

🔧 Engine codes this applies to

📋 Procedure

1. ⚠ Risk of injury as the radiator fans may start up automatically.Even when the ignition is switched off, the radiator fans can start up without warning due to accumulated heat in the engine compartment, etc. — Press washer fluid filler neck out of bracket (arrow).
2. Slacken poly V-belt by turning tensioner (top) in clockwise direction (arrow) using open-end spanner, 16 mm T10447.
3. Lock tensioner with locking pin T10060 A.
4. Remove noise insulation General body repairs, exterior66Noise insulation; Removing and installing noise insulation.
5. Release hose clips (1 and 2) and remove air hose.

6. Seal off open lines and connections with clean plugs from engine bung setVAS 6122.
7. ⚠ If a used belt runs in the opposite direction when it is refitted, this can cause breakage.Mark direction of rotation of poly V-belt with chalk or felt-tip pen for re-installation. — Slacken poly V-belt by turning tensioner (bottom) in anti-clockwise direction (arrow).
8. Lock tensioner with locking pin T10060 A.
9. Take off poly V-belt.
10. Fit poly V-belt (7) onto pulleys as shown in illustration.
11. Hold tensioner (bottom) with ring spanner and remove locking pin T10060 A.
12. Release tensioner.
13. Hold tensioner (top) with open-end spanner, 16 mm T10447 and remove locking pin T10060 A.
14. Release tensioner. [Note: Make sure that the poly V-belt is properly seated on the pulleys.]
15. Install air hoses with screw-type clips .
16. Start engine and check that poly V-belt runs properly.

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