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Audi CRLB Engine - Replacement Cost, Problems & CompatibilityProblems & Compatibility
The 2.0-litre EA288 common-rail diesel fitted to mainstream Audi models from 2012 to 2020. Reconditioned Audi CRLB units are available from £2,800 , with 310 UK replacement requests logged for the VW/Audi EA288 2.0 TDI family in 2025 .
Supply & Fit Available
12-Month Warranty
Nationwide Delivery
100+ Suppliers
Used from
£1,200
Reconditioned from
£2,800
Rebuilt from
£3,800
GB
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Quotes only from vetted UK engine specialists.
Key Specs
Audi CRLB - Specifications at a Glance
Engine Code
CRLB
Fuel
Diesel
Configuration
2.0L inline-4, EA288 common-rail turbo diesel
Power Output(s)
136hp - 190hp (varies by model tune)
Years Produced
2012-2020
UK Models Fitted
3+ Audi models - full list in Compatibility below
2025 UK Replacement Requests
310 for the VW/Audi EA288 2.0 TDI family
Replaced
Earlier EA189 2.0 TDI variants (e.g., CRBC)
Replaced By
Updated EA288 variants (e.g., CNHA)
Most Common Failure
AdBlue system and DPF clogging
Reconditioned Price Range
£2,800-£4,500 supply-only
Vetted UK specialists for CRLB replacements
Minimum 12-month warranty on reconditioned and rebuilt options
Fitted To
Which Audi Models Use the CRLB-
The CRLB is the highest-volume 2.0-litre TDI common-rail engine code within the EA288 family, widely fitted across Audi's core lineup between 2012 and 2020 to meet stringent Euro 6 emissions standards while maintaining strong fuel efficiency.
02
Audi A4
03
Audi Q5
CROSS-BRAND
CRLB is documented across 3 BMW applications spanning Audi A3, Audi A4, Audi Q5. Registration lookup confirms the exact suffix before quotes are sent.
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Prices
Audi CRLB Engine Replacement Cost (UK)
Condition | Supply Only | Fitted (Independent Specialist) | Typical Warranty |
|---|---|---|---|
Used | £1,200-£2,500 | £1,720-£3,215 | 3-6 months |
Reconditioned | £2,800-£4,500 | £3,320-£5,215 | 12-24 months |
Rebuilt | £3,800-£6,000 | £4,320-£6,715 | 12-24 months |
The final cost of an Audi CRLB engine replacement hinges heavily on the condition of the turbocharger and the AdBlue emission system. Units with a documented DPF clean and recent AdBlue heater or NOx sensor replacement command a slight premium but carry a significantly lower immediate risk. For a detailed breakdown of how these components affect your final invoice, see our full reconditioned engine cost guide.
Labour Guide
Fitting an Audi CRLB typically takes 8-11 hours at £65/hr (independent specialist) - confirm exact labour when comparing quotes .
Price Factors
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Common Problems
Audi CRLB Engine Problems - What Actually Fails
Every engine has its weak points. Here are the known issues with the CRLB, based on real-world data and verified failure patterns.
Verified issue focus: AdBlue system and DPF clogging.
1. AdBlue System and NOx Sensor Failures - 2012-2020 models
1. AdBlue System and NOx Sensor Failures - 2012-2020 models
Typical onset:
100k-180k miles
What happens:
The EA288 relies heavily on AdBlue injection for Euro 6 compliance. Heater elements within the AdBlue tank and the downstream NOx sensors are prone to failure. This triggers an "Emissions Malfunction" warning on the dashboard and frequently forces the vehicle into limp mode, restricting power and preventing engine restarts after a certain mileage countdown.
Repair vs replace:
If the engine block and internals are healthy, replacing the AdBlue tank/sensor assembly (£400-£1,500) is the correct fix. However, if chronic AdBlue crystallisation has caused secondary overheating or EGR cooler leaks, a full Audi CRLB engine replacement becomes the more reliable long-term solution. Read our full AdBlue system failure guide.
Read more about this issue
2. DPF Clogging (Urban Use) - All CRLB variants
2. DPF Clogging (Urban Use) - All CRLB variants
Typical onset:
100k-180k miles
What happens:
Frequent short trips prevent the Diesel Particulate Filter from reaching the high temperatures required for active regeneration. Soot builds up, increasing exhaust backpressure. Over time, this restricts airflow, leading to turbocharger strain, reduced performance, and potential oil dilution as unburnt fuel washes past the piston rings.
Repair vs replace:
A professional DPF clean or forced regeneration can resolve early-stage clogging. If the DPF is physically cracked or the turbo has suffered oil starvation due to blocked return lines, a reconditioned CRLB engine is often more cost-effective than piecemeal component replacement. Read our full DPF clogging guide.
Read more about this issue
The CRLB (EA288) is generally considered significantly more robust than its predecessor, the EA189, with timing chain issues being far less prevalent. Post-2015 software updates also improved AdBlue dosing reliability, making later-model CRLB units a safer bet .
Compare rebuilt CRLB prices with the failure already addressed
Engine Variants
How to Confirm You Have the CRLB
The Audi CRLB engine code is stamped directly onto the engine block, typically on a machined pad near the junction of the engine and the transmission bell housing. It is also clearly listed on your V5C registration document under "Engine Number" and can be decoded from your 17-digit VIN.
Not sure which engine your car has- Enter your registration above - we'll confirm your exact CRLB fitment before any quotes are sent.
Easily Confused
CRBC
- The earlier EA189 common-rail variant that preceded the CRLB, lacking the updated Euro 6 AdBlue architecture but sharing similar DPF sensitivities.
Alternative / Next-Gen Code
CNHA
- The updated EA288 "Ultra" variant that succeeded the CRLB, featuring further refined emissions software and slightly improved AdBlue dosing reliability.
Related JLR Variants
Volkswagen CRLB
- The exact same physical EA288 2.0 TDI unit fitted to contemporary Volkswagen Golf, Passat, and Tiguan models, sharing identical failure patterns and replacement economics.
Confirm the exact CRLB fitment
Not sure which engine your car has- Enter your registration above - we'll confirm your exact CRLB fitment before any quotes are sent.
Buying Guide
Buying a Replacement Audi CRLB - What to Choose
Choosing the right replacement route depends on your budget, risk tolerance, and ownership goals. Here's a breakdown of your options.
Used:
A used Audi CRLB engine is a viable option only if it comes with a verifiable service history proving regular oil changes and a recent DPF/AdBlue system health check. Without this documentation, you risk inheriting hidden carbon buildup or failing NOx sensors that will trigger limp mode shortly after installation. Explore vetted options via our used engines network.
Reconditioned:
A properly reconditioned CRLB is the recommended choice for most owners. A reputable rebuild will include a refreshed turbocharger, new EGR and AdBlue components, and a cleaned or replaced DPF, directly addressing the EA288's known weak points and restoring the engine to near-factory reliability. Compare reconditioned engines today.
Rebuilt:
A full rebuild is justified for high-mileage CRLB units that have suffered secondary damage, such as turbo failure leading to oil starvation or severe AdBlue crystallisation damaging the block. An upgraded rebuild should include revised piston rings and an updated water pump assembly to prevent future coolant leaks. Learn more about rebuilt engines.
Supply & Fit Line:
Opting for a supply-and-fit service through our network ensures the replacement is performed by Audi specialists, with the warranty backed by the installing garage for complete peace of mind. View our supply and fit options.
Vehicle Value Note:
The CRLB is typically found in Audi A3 (8V), A4 (B9), and Q5 (8R/FY) models valued between £5,000 and £22,000 . For lower-value examples (sub-£5,000), a reconditioned engine costing £2,800+ may approach or exceed 60% of the vehicle's current market value. If the lowest viable replacement cost exceeds approximately 60% of the vehicle's current market value, evaluate scrap value before committing.
Compare CRLB Engine Prices Now
Related Engines
Engines Related to the Audi CRLB
Explore engines that are closely related to the Audi CRLB, including its predecessor, successor, and key family variants.
Predecessor
CRBC
- The earlier EA189 common-rail variant that preceded the CRLB, lacking the updated Euro 6 AdBlue architecture but sharing similar DPF sensitivities.
Successor
CNHA
- The updated EA288 "Ultra" variant that succeeded the CRLB, featuring further refined emissions software and slightly improved AdBlue dosing reliability.
Cross-Brand Twin
Volkswagen CRLB
- The exact same physical EA288 2.0 TDI unit fitted to contemporary Volkswagen Golf, Passat, and Tiguan models, sharing identical failure patterns and replacement economics.
FAQ
Audi CRLBFrequently Asked Questions
Question 1How much does an Audi CRLB engine replacement cost-
A reconditioned Audi CRLB engine typically costs between £2,800 and £4,500 for supply-only . Used units start around £1,200 but carry higher hidden wear risks. Fully rebuilt options range from £3,800 to £6,000. Independent fitting labour adds approximately £520-£715 to the total.
- Used units start around £1,200 but carry higher hidden wear risks.
- Fully rebuilt options range from £3,800 to £6,000.
- Independent fitting labour adds approximately £520-£715 to the total.
Question 2What is the most common failure with the CRLB engine-
The most frequent documented issue with the Audi CRLB is AdBlue system failure, specifically NOx sensor or heater malfunctions. This triggers an "Emissions Malfunction" warning and can force the vehicle into limp mode. DPF clogging from frequent short urban trips is the second most common failure pattern.
- This triggers an "Emissions Malfunction" warning and can force the vehicle into limp mode.
- DPF clogging from frequent short urban trips is the second most common failure pattern.
Question 3Which Audi models use the CRLB engine code-
The CRLB is widely fitted across mainstream Audi models from 2012 to 2020, most notably the A3, A4, and Q5. It was a high-volume application to meet stringent Euro 6 emissions standards. Always verify your specific fitment using your registration number before ordering parts.
- It was a high-volume application to meet stringent Euro 6 emissions standards.
- Always verify your specific fitment using your registration number before ordering parts.
Question 4Should I buy a used or reconditioned CRLB engine-
A reconditioned Audi CRLB is strongly recommended over a used unit due to the known risks of inherited AdBlue and DPF issues. Used engines carry a 3-6 month warranty and may have undocumented urban wear. Reconditioned units include refreshed emission components and a 12-24 month warranty.
- Used engines carry a 3-6 month warranty and may have undocumented urban wear.
- Reconditioned units include refreshed emission components and a 12-24 month warranty.
Question 5How do I know if my car has the CRLB engine-
The CRLB engine code is stamped on a machined pad on the engine block, near the transmission bell housing, and is listed on your V5C registration document. It is commonly confused with earlier EA189 codes like CRBC or later CNHA variants. Fitting the wrong revision can cause ECU mapping and turbo plumbing mismatches.
- It is commonly confused with earlier EA189 codes like CRBC or later CNHA variants.
- Fitting the wrong revision can cause ECU mapping and turbo plumbing mismatches.
Compare Audi CRLB Engine Prices Today
Vetted UK specialists who work on the Audi EA288 family every week Minimum 12-month warranty on every reconditioned and rebuilt CRLB Nationwide delivery - supply-only or full supply & fit Get a free, no-obligation comparison for your exact Audi CRLB engine. Our registration lookup confirms your precise fitment before any quotes are sent, ensuring you receive accurate pricing from vetted specialists. With reconditioned CRLB units starting from £2,800, comparing takes two minutes and could save you hundreds on your replacement.
Vetted UK Specialists
Vetted UK specialists for CRLB replacements
Minimum 12-Month Warranty
Minimum 12-month warranty on reconditioned and rebuilt options
Nationwide Delivery
Nationwide delivery plus supply and fit availability
Expert Support
Secure enquiry - no spam. Quotes only from vetted UK engine specialists.
Secure enquiry - no spam. Quotes only from vetted UK engine specialists.
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