Removing and installing sump - engine codes CJZA, CYVB: Audi A3 (CJZA, CMBA, CPTA, CSSA, …)

🧭 Before you start

Fits: Audi A3 (8V, 2012–2020); platform code 85

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• Risk of eye injury.Wear safety goggles. — Remove remaining sealant from sump and cylinder block (e.g. with rotating plastic brush or similar).
• Note the use-by date of the sealant.
• Cut off nozzle of tube at front marking (nozzle ∅ approx. 2 mm).
• Take particular care when applying sealant bead in area of sealing flange.The sump (bottom section) must be installed within 5 minutes after applying the sealant.
• After fitting sump assembly, the sealant must dry for approx. 30 minutes. Then (and only then) fill the engine with engine oil.

🔧 Engine codes this applies to

📋 Procedure

1. Detach air conditioner compressor from bracket and tie up Heating, air conditioning87Air conditioner compressor; Detaching and attaching air conditioner compressor at bracket.
2. Unplug electrical connector (1) at oil level and oil temperature sender G266.
3. Remove bolts (arrows) securing gearbox to sump.
4. Loosen bolts (arrows) in diagonal sequence and remove.
5. Unscrew bolts (arrows) at gearbox end using Allen key, long reach T10058.

6. Use assembly lever to prise sump off cylinder block at recesses (arrow) (front and rear).
7. Remove sump. If necessary, release sump by tapping gently with a rubber-headed hammer.
8. ⚠ Protect lubrication system against contamination.Cover exposed parts of the engine. — Spray sealing surface with sealant remover and wait for it to take effect.
9. ⚠ Risk of eye injury.Wear safety goggles. — Remove remaining sealant from sump and cylinder block (e.g. with rotating plastic brush or similar).
10. Clean surfaces; they must be free of oil and grease. [Note: Note the use-by date of the sealant.]
11. Cut off nozzle of tube at front marking (nozzle ∅ approx. 2 mm).
12. ⚠ Make sure lubrication system is not clogged by excess sealant.The bead of sealant must not be thicker than specified. — Apply bead of sealant (arrow) onto clean sealing surface of sump (bottom section) as shown in illustration. [Note: Take particular care when applying sealant bead in area of sealing flange.The sump (bottom section) must be installed within 5 minutes after applying the sealant.]
13. Fit sump and tighten bolts . [Note: After fitting sump assembly, the sealant must dry for approx. 30 minutes. Then (and only then) fill the engine with engine oil.]
14. Fill with engine oil and check oil level 821.

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