Audi A4
from £2,200 to £4,500
Rebuilt units from £2,200 · Common codes: EA189, EA288, EA888
Get your free Audi engine quote today from trusted UK Audi engine specialists. Compare prices on reconditioned, rebuilt and used Audi engines - supply & fit available nationwide.
Audi A4
from £2,200 to £4,500
Rebuilt units from £2,200 · Common codes: EA189, EA288, EA888
Audi A3
from £1,500 to £4,500
Rebuilt units from £1,500 · Common codes: EA189, EA288, EA888, EA211
Audi Q5
from £2,200 to £4,500
Rebuilt units from £2,200 · Common codes: EA189, EA288, EA888

Based on real enquiries from UK buyers - updated regularly. All prices are typical UK rebuilt engine market ranges and reflect recent quotes from our network of Audi engine specialists.


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Every major Audi engine code with technical specs, compatible UK models, known failures and average rebuilt prices. Use the quick-reference accordion below for all remaining codes.

History:
A3 (8P), A4 (B7)
Avg. rebuilt price
£1,500 - £2,800(supply only)
View Details
History:
A4 (B8), A5 (8T)
Avg. rebuilt price
£1,800 - £2,800(supply only)
View Details
History:
A3 (8V), A4 (B9), Q5 (8R)
Avg. rebuilt price
£2,000 - £3,200(supply only)
View Details
History:
A3 (8V), TT (8S)
Avg. rebuilt price
£1,900 - £3,000(supply only)
View Details
Audi's precision engineering delivers performance and refinement, but certain engine families are prone to specific, well-documented failures that drive replacement demand. The 2.0 TFSI (EA888) petrol units suffer from oil consumption and timing chain wear, while the 2.0 TDI (EA189) and 3.0 TDI (V6) diesels face DPF/EGR blockages and tensioner failures....
2.0 TFSI Oil Consumption & Piston Ring Wear
Most affected vehicles
Audi A3 8V, A4 B8/B9, A5 8T/8F, Q3 8U, Q5 8R (2008-2016, EA888 Gen 2/3 engine codes: CAEB, CABA, CCTA, CJEB)
Failure mileage range
50,000-90,000 miles
Typical failure window
Root cause
Early EA888 engines used piston rings with insufficient tension and oil control, allowing excessive oil to enter the combustion chamber; combined with carbon buildup on intake valves, this accelerates wear and oil consumption.
Repair options & estimated costs (UK ranges)
| Repair tier | Dealer price | Specialist price | What it involves | Longevity / suitability |
|---|---|---|---|---|
| | Minor - PCV & Software Update | £400 - £750 | £200 - £450 | | Replace crankcase ventilation valve, update ECU software, clean intake valves via walnut blasting | May reduce oil burn temporarily; only viable if consumption is mild (<1L/1,000 miles) and piston rings are not yet worn | |
| | Intermediate - Piston Ring Replacement (Engine-Out) | £2,200 - £3,800 | £1,400 - £2,400 | | Remove cylinder head, replace piston rings and seals, clean carbon deposits, reassemble with updated components | Addresses root cause if caught before cylinder bore scoring; 20,000-40,000 mile extension if driving habits remain unchanged | |
| | Full Replacement - Rebuilt EA888 Engine | £4,500 - £7,200 | £2,800 - £4,200 | | Supply & fit of reconditioned EA888 with upgraded piston rings, revised PCV, updated timing components; bench-tested, 12-month warranty | Restores factory performance with failure-point upgrades; ideal for high-mileage cars or where bore damage has occurred |
Our recommendation
If your Audi is consuming under 1L per 1,500 miles and shows no blue smoke, start with the PCV update and walnut blast - it's cost-effective and non-invasive. However, if consumption exceeds 1L/500 miles or compression tests reveal bore wear, a rebuilt engine with upgraded rings offers better long-term value than repeated intermediate repairs. On an A4 or Q5 worth £4,000-£8,000, a £2,800-£4,200 rebuilt engine preserves the vehicle's value without main-dealer premiums.
→ Compare rebuilt EA888 engine prices for your Audi A3/A4/Q5
Explore every Audi engine type available through our UK network, with indicative price ranges and specialist recommendations.
Compare Land Rover engine prices with vetted UK suppliers
All engine types include a minimum 12-month warranty. Prices are typical UK market ranges and depend on exact engine code, supplier, and any additional fitting services. Use our free comparison tool to get a tailored quote for your Audi model today.
Compare Audi Engine Prices
Every Audi engine size explained - with the models and engine codes that used each displacement - so you can quickly identify the correct replacement unit for your vehicle.
A compact, high-efficiency turbo-diesel designed primarily for entry-level Audi hatchbacks and compact saloons, this displacement balances low running costs with respectable urban torque. Introduced in the late 2000s, it relies on a common-rail direct injection architecture that prioritises fuel economy but places high thermal stress on emissions and timing components. When replacement becomes necessary, it typically follows unresolved regeneration cycles or mechanical timing wear that compromises long-term viability
Engine code(s)
CAYC, CXXB, CXXD, DBKA, CRKA
Compatible models (UK)
A1, A3, A4, Q3
Power output
Verified by registration
Common failure points
DPF blockage from short-trip driving, timing chain tensioner wear at higher mileages
Production years: 2009-present
Get quotes for Audi 1.6L diesel enginesCompare Audi engine fuel types by replacement costs, running costs, reliability reputation, and model availability. Use this guide to understand your options - then enter your registration for an instant match and quotes from UK Audi specialists.

| Fuel type | Avg. replacement cost (supply only) | Typical MPG / range | Common brand-wide issues | Best for |
|---|---|---|---|---|
Diesel | £1,500 - £4,000 | 45 - 65 mpg | Motorway commuters and high-mileage drivers | |
Petrol | £1,800 - £7,000 | 30 - 50 mpg | Lower-mileage drivers and performance users | |
Hybrid (PHEV) | £2,500 - £4,500 + £3,000 - £8,000 battery | 30 - 60 mpg + electric | Company car users and urban drivers | |
Electric (BEV) | £2,500 - £5,000 + £5,000 - £12,000 battery | 120 - 300 miles | Low-maintenance city drivers |
Labour / installation notes
Hybrid and electric vehicles may require specialist safety training. Always ensure the quote includes labour and safety checks.
Performance / model premium
High-output models command a premium due to specialist components, lower supply volumes and more complex fitting.
Running cost comparison
Diesel can suit motorway mileage, petrol often suits shorter trips, and hybrid or electric value depends on charging habits.
Not sure which fuel type your Audi has?
Enter your registration to identify your model, engine code and compatible replacement options.
Minimum 12-month unlimited mileage warranty

This section maps every major Audi engine change across the full UK model range from the late 1990s to the present day, organised by year so owners can identify their exact engine family, compare rebuilt unit prices, and find UK-specialist replacement quotes instantly.
⚙Key changes
▣Main engines
AEB/ AGU / ARK - 1.8T petrol (Audi A3, A4, A6)
AFN/ AHU / AVF - 1.9 TDI diesel with distributor pump (Audi A4, A6)
AKN- 2.5 V6 TDI diesel (Audi A6, A8)
ACK/ ALG - 2.8 V6 petrol (Audi A4, A6, A8)
AJQ/ AMU / APX - 1.8T petrol (Audi TT)
▰Popular variants
🔧Known for
Engine codes covered:
AEBAGUARKAJQAMUAPPAPXAFNAHHAHUAVFAKNACKALGANBAPUQuick, honest answers to the most common questions Audi owners ask before comparing engine replacement prices and finding a UK specialist.
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Covering every model from A1 to R8, with supply-only or supply-and-fit available nationwide.
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