Removing and installing exhaust camshaft oil seal, gearbox end - engine codes CHPB, CSSA, CZDA — AUDI

🧭 Before you start

Fits: Audi Q3 (8U, 2011–2018); platform code 84

• Special tools named: T20143/1, T10479/3, T10479/2, T10479/1

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• Do not lubricate new oil seal.

🔧 Engine codes this applies to

📐 6 workshop diagrams for CHPB

Real factory drawings for this job — timing marks, bolt locations and routing. Locked in the free view.

📋 Procedure

1. Remove toothed belt sprocket for coolant pump .
2. Carefully slide extractor tool T20143/1 between camshaft and oil seal (1).
3. Pry out oil seal.
4. If necessary, use fine sandpaper (grit 220 ... 1000) to remove any burrs that have formed on the outside of the outer grooves on the exhaust camshaft (arrows). [Note: Do not lubricate new oil seal.]
5. Slide oil seal (1) over fitting sleeve T10479/3 onto guide sleeve T10479/2.

6. Detach fitting sleeve from guide sleeve.
7. Fit guide sleeve T10479/2 with oil seal (2) onto camshaft so that it is centred.
8. Secure guide sleeve onto camshaft using bolt (1) for coolant pump drive sprocket.
9. Slide oil seal onto camshaft and unbolt guide sleeve.
10. Use thrust piece T10479/1 and bolt (1) for coolant pump drive sprocket to pull in oil seal (2) onto stop.
11. Install toothed belt sprocket for coolant pump .

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