Audi A1 S1 2.0 TFSI Quattro Engine ReplacementCompare Prices & Get Quotes
Get quotes today from trusted UK Audi A1 S1 2.0 TFSI Quattro engine specialists. Compare prices on reconditioned, rebuilt and used engines to find the best supply and fit solution for your vehicle.
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12-Month Warranty
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From £3,200 to £5,500 [EM-QUOTE]
Used from £800 · Reconditioned from £2,000 · Common codes: CWZA
From £800
Tested, bare/short engine
From £2,000
Rod bearings addressed, tested
From quote
Upgraded bearings, full teardown, revised valvetrain
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3 Simple Steps3 Simple Stepsto Finding the Best Audi A1 S1 2.0 TFSI Quattro Replacement Engineto Finding the Best Audi A1 S1 2.0 TFSI Quattro Replacement Engine
Most replacements completed within 3-5 days.
Variant HistoryAudi A1 S1 2.0 TFSI Quattro - Engine History & Specs at a Glance
Launched as the high-performance flagship of the A1 8X range, the S1 2.0 TFSI Quattro badge signifies a potent 2.0-litre turbocharged petrol engine paired with Audi's renowned quattro all-wheel-drive system, delivering hot-hatch dynamics in a premium compact package.
Variant HistoryAudi A1 S1 2.0 TFSI Quattro - Engine History & Specs at a Glance
Launched as the high-performance flagship of the A1 8X range, the S1 2.0 TFSI Quattro badge signifies a potent 2.0-litre turbocharged petrol engine paired with Audi's renowned quattro all-wheel-drive system, delivering hot-hatch dynamics in a premium compact package.
Audi A1 S1 2.0 TFSI Quattro
Fuel TypePetrol
Engine Size Range2.0L
Power Output Range231hpEngine History Timeline
CWZA 2.0L TFSI, 231hp (170kW). Introduced alongside the A1 Sportback facelift, featuring revised EA888 Gen 3 architecture, a Haldex-based quattro all-wheel-drive system, and upgraded cooling components for track-capable performance.
End of production for the 8X generation S1 cementing its status as a highly sought-after modern classic in the UK performance hatchback market.
Key Specs Snapshot
Fuel TypePetrolEngine Size Range2.0LPower Output Range231hpYears Produced2014-2018Every engine fitted to the Audi A1 S1 2.0 TFSI Quattro is covered below, with UK rebuilt pricing and known failure points.
Audi A1 S1 2.0 TFSI Quattro Engine Codes - Specifications & Replacement CostAudi A1 S1 2.0 TFSI Quattro Engine Codes - Specifications & Replacement Cost
2.0L Petrol (2014-2018)
Power Output231hp (170kW)Years Fitted2014-2018
Compatible Trim Levels
- S1 3-door
- S1 Sportback 5-door (quattro all-wheel drive adds ~1hr to fitting labour due to drivetrain access).
Find your exact engine code, specs and UK replacement cost guide.
Used
Tested, ready-to-fit engine
£800-£1,800
Reconditioned
Addressed known issues, tested
£2,000-£3,800
Rebuilt
Full teardown, upgraded internals
£3,200-£5,500
Common Failure
Water pump and thermostat housing leaks, alongside carbon buildup on intake valves, typically emerging between 60k-100k miles.
The Audi A1 S1 2.0 TFSI Quattro is a robust performance engine, but high-mileage or hard-driven examples can suffer from cooling system degradation and carbon accumulation. Rebuilt engines through EnginesMarket include upgraded components addressing original failure points, plus a minimum 12-month unlimited-mileage warranty.
Why the Audi A1 S1 2.0 TFSI Quattro (CWZA) Loses Coolant
Affected Vehicles
Audi A1 S1 2.0 TFSI Quattro (CWZA, 2014-2018)
Typical Failure Mileage
60k-100k miles
Root Cause
The plastic composite thermostat housing and water pump impellers can degrade over time due to heat cycles, leading to slow coolant loss and potential overheating if left unmonitored.
Why It Happens
The plastic composite thermostat housing and water pump impellers can degrade over time due to heat cycles, leading to slow coolant loss and potential overheating if left unmonitored.
Dealer (parts + labour)
£400-£800
Specialist (parts + labour)
£300-£600
What it involves
Replacement of the water pump and thermostat housing assembly.
Suitability
Suitable if caught early, before overheating causes secondary damage.
1 - 2 daysDealer (parts + labour)
£4,500-£7,000
Specialist (parts + labour)
£3,200-£5,500
What it involves
Supply & fit of rebuilt EA888 Gen 3 2.0 TFSI, upgraded cooling components, 12-month warranty.
Suitability
Necessary if coolant loss has led to overheating and head gasket compromise.
1 - 2 daysAll prices are indicative UK market ranges based on current UK specialist supplier data.| Repair Tier | Dealer (Parts + Labour) | Specialist (Parts + Labour) | What It Involves | Suitability | Estimated Time |
|---|---|---|---|---|---|
 Minor/Preventative Minor | £400-£800 | £300-£600 | Replacement of the water pump and thermostat housing assembly. | Suitable if caught early, before overheating causes secondary damage. | 1 - 2 days |
 Full Replacement - rebuilt/reconditioned engine Best Value | £4,500-£7,000 | £3,200-£5,500 | Supply & fit of rebuilt EA888 Gen 3 2.0 TFSI, upgraded cooling components, 12-month warranty. | Necessary if coolant loss has led to overheating and head gasket compromise. | 1 - 2 days |
Vehicle Value Check
Vehicle Value Check
A typical 2014-2018 Audi A1 S1 is valued at approximately £14,000-£22,000 [THIRD-PARTY]. A £3,200-£5,500 specialist rebuilt replacement represents a sensible investment, keeping the repair cost well within the vehicle's retained value and extending its usable life significantly.
Our Recommendation
Our Recommendation
If the engine has not overheated, a standalone water pump and thermostat housing replacement is the most logical and cost-effective repair. If coolant loss has led to overheating and head gasket compromise, a full replacement is the only reliable solution to prevent recurring issues.
Don't Let Engine Failure Write Off Your Audi A1 S1 2.0 TFSI Quattro
Navigating performance engine repairs can be complex, but you don't have to accept main dealer premiums. By comparing quotes through EnginesMarket, you gain access to vetted UK specialists who provide rebuilt Audi A1 S1 2.0 TFSI Quattro engines with upgraded components, comprehensive 12-month unlimited-mileage warranties, and nationwide supply & fit options.
Compare rebuilt CWZA Audi A1 S1 2.0 TFSI Quattro engine prices
12-Month Minimum
UK Specialists Vetted
Best Price GuidanceImportant Information
Important Information
"All prices are indicative UK market ranges based on historical quote data and repair requests from our network of engine specialists. Dealer pricing is estimated based on published main dealer labour rates and genuine OEM parts pricing. Specialist pricing reflects actual quote data from EnginesMarket's UK network. Actual costs vary depending on damage severity, vehicle condition, variant, and workshop location within the UK. Use our free comparison tool to get tailored quotes for your specific Audi A1 S1 2.0 TFSI Quattro. Every engine supplied through EnginesMarket carries a minimum 12-month unlimited mileage warranty - always confirm exact terms with your chosen supplier."
Audi A1 S1 2.0 TFSI Quattro Engine ReplacementFrequently Asked Questions
Question 1How much does an Audi A1 S1 2.0 TFSI Quattro engine replacement cost-
The cost to replace an Audi A1 S1 2.0 TFSI Quattro engine typically ranges from £800 for a used unit to £3,200-£5,500 for a fully rebuilt engine (supply-only).
- Used engines are the most budget-friendly but carry higher risk.
- Reconditioned engines offer a balance of cost and reliability.
- Rebuilt engines provide the highest reliability with upgraded components.
Question 2What are the signs of a failing engine in an Audi A1 S1 2.0 TFSI Quattro-
Owners of the Audi A1 S1 2.0 TFSI Quattro should watch for persistent engine management lights, a noticeable loss of power, or rough idling.
- Unexplained coolant loss or sweet smells from the engine bay (water pump/thermostat housing).
- Excessive oil consumption or blue smoke from the exhaust.
- Unusual rattling or knocking sounds from the engine bay.
Question 3Is it worth replacing the engine in an Audi A1 S1 2.0 TFSI Quattro-
Yes, for most owners, it is financially viable. The Audi A1 S1 2.0 TFSI Quattro retains strong residual values, typically ranging from £14,000 to £22,000 depending on the condition and mileage.
- A rebuilt engine is a sensible investment that preserves the vehicle's performance and value.
- Always compare the replacement cost against the vehicle's current market value before proceeding.
Question 4How long does an Audi A1 S1 2.0 TFSI Quattro engine replacement take-
A professional supply and fit engine replacement for an Audi A1 S1 2.0 TFSI Quattro typically takes 2 to 3 working days.
- Day 1: Vehicle intake, draining of fluids, and careful removal of the faulty engine.
- Day 2: Installation of the replacement engine, reconnection of the quattro drivetrain, and refilling of fluids.
- Day 3: ECU coding, software updates, and comprehensive road testing to ensure all systems are functioning correctly.
Question 5Will any 2.0 TFSI engine fit my Audi A1 S1 2.0 TFSI Quattro-
No, you must ensure the replacement engine matches your specific engine code (CWZA) and is configured for quattro all-wheel drive.
- Non-quattro engines lack the necessary rear differential drive components and mounting points.
- Using an incorrect engine code can result in ECU incompatibility and failed MOT emissions tests.
- Entering your registration on EnginesMarket guarantees the quote is matched to your exact DVLA-registered engine specification.
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