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Jimmy
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“Thanks to EngineMarket, I saved over £1,200 on my engine replacement and got matched with a great local specialist within the hour.”
Allion Marketplace
Toyota Allion Engine ReplacementCompare Quotes from UK Specialists
Get quotes from trusted UK Toyota Allion engine specialists. Compare reconditioned and rebuilt prices for 1AZ-FSE, 1ZZ-FE, and 1NZ-FE - 1.5L to 2.0L VVT-i covered. Get specialist quotes for your Allion.
Supply & Fit Available
12-Month Warranty
Nationwide Delivery
100+ Suppliers
Allion 1.5L Petrol Engines- from £1,350 to £1,800
Rebuilt units from £1,350
Common codes: 1NZ-FE
Allion 1.8L Petrol Engines- from £1,500 to £2,100
Rebuilt units from £1,500
Common codes: 1ZZ-FE
Allion Advanced Tech Engines- from £1,900 to £2,650
Rebuilt units from £1,900
Common codes: 2ZR-FE, 2ZR-FAE
🔒 Secure enquiry - no spam, no pressure. Genuine quotes only from vetted UK Toyota Allion specialists.
Instant engine replacement quote - 100% free, no obligationEngine replacement near me - UK-wide specialist networkCompare reconditioned, rebuilt & used engine pricesSupply & fit available - parts and labour from vetted specialistsInstant engine replacement quote - 100% free, no obligationEngine replacement near me - UK-wide specialist networkCompare reconditioned, rebuilt & used engine pricesSupply & fit available - parts and labour from vetted specialists
Instant engine replacement quote - 100% free, no obligationEngine replacement near me - UK-wide specialist networkCompare reconditioned, rebuilt & used engine pricesSupply & fit available - parts and labour from vetted specialistsInstant engine replacement quote - 100% free, no obligationEngine replacement near me - UK-wide specialist networkCompare reconditioned, rebuilt & used engine pricesSupply & fit available - parts and labour from vetted specialists
How It Works
3 Simple Steps3 Simple Stepsto Finding the Best Toyota Allion Replacement Engineto Finding the Best Toyota Allion Replacement Engine
12-Month Warranty
Supply & Fit Available
Nationwide Delivery
Trusted UK Suppliers
Most replacements completed within 3-5 days.
Live UK Engine Market Data
Allion Engine Replacement
What Are UK Drivers Paying for Toyota Allion Engine Replacement-
The table below shows typical UK rebuilt engine costs across Toyota Allion variants - compare failure causes, engine codes, fuel types, and price ranges to benchmark what UK drivers are paying.
Average Market Prices
Last updated: 4 Aug 26, 9:26
Customer Reviews
Trusted by Toyota Allion OwnersAcross the UK
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Rated 4.8 out of 5 by 1,081 verified customers who sourced reconditioned and used Toyota Allion engines through EngineMarket.
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“Got three quotes within an hour and chose the best deal easily. The whole process was quick, clear and stress-free.”
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“I wasn't sure what I needed, but they helped me identify the right engine and connected me with a trusted garage.”
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Thanks to EngineMarket, I saved over £1,200 on my engine replacement and got matched with a great local specialist within the hour.”
- Jimmy, London
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Variants We Cover
Toyota Allion Engine ReplacementAll Variants Covered
Toyota Allion A15
1NZ-FE 1.5L Petrol
Rebuilt Engines: £1,350-£1,800
Toyota Allion A18
1ZZ-FE 1.8L Petrol
Rebuilt Engines: £1,500-£2,100
Toyota Allion 1.6X
3ZZ-FE 1.6L Petrol
Rebuilt Engines: £1,400-£1,900
Toyota Allion 1.8X
2ZR-FE 1.8L Petrol
Rebuilt Engines: £1,900-£2,650
Toyota Allion 1.8G
2ZR-FAE 1.8L Petrol
Rebuilt Engines: £2,100-£2,800
Toyota Allion 2.0G
1AZ-FSE 2.0L Petrol
Rebuilt Engines: £1,700-£2,300
Toyota Allion 2.0S
2ZZ-GE 2.0L Petrol
Rebuilt Engines: £2,000-£2,700
Toyota Allion 2.5X
2AR-FE 2.5L Petrol
Rebuilt Engines: £2,200-£3,100
Toyota Allion 2.5G
2AR-FE 2.5L Petrol
Rebuilt Engines: £2,300-£3,200
Toyota Allion 2.7X
1AR-FE 2.7L Petrol
Rebuilt Engines: £2,400-£3,400
Toyota Allion 1.6G
1ZR-FE 1.6L Petrol
Rebuilt Engines: £1,600-£2,200
Toyota Allion Premio Compatible
Rebuilt Engines: £1,350-£3,400
Not sure which variant your Toyota Allion is- Enter your registration number above - we'll identify the exact sub-model, engine code and compatible replacement options instantly.
Engine Codes
Toyota Allion Engine CodesToyota Allion Engine CodesFull Technical Specifications & Replacement Guide
Every engine code fitted to the Toyota Allion across all generations, with technical specs, compatible variants and trims, known failure points, and average rebuilt prices from UK specialists. Select any engine code to compare quotes.
Petrol Engines
Extracted from detailed petrol and performance engine families across Toyota Allion variants.
Extracted from detailed petrol and performance engine families across Toyota Allion variants.
Can't find your engine code-
Can't find your engine code- Enter your registration number above - we'll instantly identify the exact unit, its technical specifications, and live replacement prices from UK Toyota Allion engine specialists. Every rebuilt engine comes with a 12-month unlimited mileage warranty.
Common Problems
Toyota Allion Engine Problems
The Toyota Allion's petrol engines are generally reliable, but the 1ZZ-FE and 1NZ-FE units are known for oil consumption issues, while timing chain tensioners and VVT-i...
Every rebuilt engine includes a minimum 12-month unlimited mileage warranty.
1. Oil Consumption
Why Toyota Allion 1ZZ-FE & 1NZ-FE Engines Fail Prematurely
Most Affected Vehicles
Allion A15
A18
NZT240
NZT260
Production Years: 2001 - 2021
Engine: 1NZ-FE / 1ZZ-FE
Failure Mileage Range
80,000-120,000 miles
Typical failure window
Root Cause
Factory piston ring design allows excessive oil passage into combustion chambers, leading to burning and carbon buildup on valves and spark plugs.
Repair Options & Estimated Costs (UK ranges)
| Repair Tier | Dealer Price | Specialist Price | What It Involves | Longevity / Suitability |
|---|---|---|---|---|
Minor - PCV & Seal Refresh Minor | £400-£700 | £250-£450 | Replace PCV valve, valve cover gasket, spark plugs | Temporary relief only; does not fix root cause |
Intermediate - Ring Replacement Intermediate | £1,800-£2,800 | £1,200-£1,900 | Remove cylinder head, replace piston rings, hone bores | Addresses root cause but labour-intensive; risk of head gasket disturbance |
Full Replacement - Rebuilt Engine Best Value | £1,350-£2,100 | £1,350-£2,100 | Supply & fit rebuilt unit with upgraded rings, bench-tested, warranty included | Most cost-effective long-term solution; eliminates recurrence risk |
Our Recommendation
Best next step for oil consumption
On a Toyota Allion worth £3,000-£8,000, a rebuilt engine with upgraded piston rings offers better value than an in-situ ring replacement. The supply & fit option includes warranty coverage that a repair cannot match.
Don't Let Engine Failure Write Off Your Toyota Allion
From oil consumption to timing chain rattles, Toyota Allion engine problems are well-documented but manageable with the right solution. EngineMarket makes it simple to compare prices from trusted UK Toyota Allion specialists for repairs or rebuilt replacements. Every engine includes upgraded components addressing the original failure point, bench testing, and a 12-month unlimited mileage warranty. Get back on the road without the main dealer premium.
Compare Toyota Allion Engine Replacement Prices Now →Toyota Allion Engine Problems
What It Costs to Fix & When Replacement Makes Sense
Replacement Engine Options
Toyota Allion Replacement Engine Types
Every Toyota Allion engine type is available through our UK network with typical price ranges based on variant, engine code and budget.
Toyota Allion Reconditioned Engines (Recon)£1,350 - £2,650(supply only)
Toyota Allion Rebuilt Engines£1,500 - £2,800(supply only)
Toyota Allion Used Engines£950 - £1,600(supply only)
Toyota Allion Remanufactured Engines£2,100 - £3,400(supply only)
Toyota Allion Supply & Fit Engines
Complete engine replacement service including removal, fitment, fluids and initial run-in at a vetted UK garage.
Typical Price
£450 - £850
(added to engine price)
Engine Sizes
Toyota Allion Engines by SizeFind the Right Displacement for Your Variant
Every displacement fitted to the Toyota Allion is listed below with compatible engine codes, production years and common failure notes to help you identify the right replacement.
The 1.5L 1NZ-FE is the most common Toyota Allion engine, powering entry-level A15 and later NZT260 variants with proven economy and widespread parts availability across the UK specialist network.
| ENGINE CODE(S) | 1NZ-FE |
| COMPATIBLE MODELS (UK) | A15 (NZT240, 2001-2007), 1.5L base |
| PRODUCTION YEARS | NZT260, 2007-2021 |
Common Failure Points
Oil consumption from piston ring wear, VVT-i solenoid clogging at higher mileage
Not sure which engine size your Toyota Allion needs- Enter your registration number above - we'll identify the exact displacement, engine code and compatible replacement options instantly. All engines supplied through EngineMarket include a 12-month unlimited mileage warranty from UK Toyota Allion specialists.
Toyota Allion Engines Fuel Type
Toyota Allion Engines by Fuel Type
Choose your Toyota Allion engine by fuel type to compare realistic replacement prices, known issues, and compatible UK supply options - from early A15 1.5L to the latest 2.7X flagship.
All Toyota Allion variants use petrol engines, spanning economical 1.5L units to flagship 2.7L powerplants across two main generations (NZT240/ZZT240 and NZT260/ZRT260).
Common Toyota Allion Petrol Engine Families
1NZ-FE
Most common replacement engine (A15), oil consumption risk at high mileage
1ZZ-FE
High-volume A18 unit, piston ring redesign critical for rebuilt units
2ZR-FE
Robust second-gen 1.8L, timing chain kit upgrade recommended
2ZR-FAE
Valvematic advanced tech, requires ECU calibration after replacement
1AZ-FSE
D-4 direct injection, carbon cleaning essential during rebuild
Found In
NZT240/ZZT240 Generation (2001-2007)
1NZ-FE, 1ZZ-FE, 2ZZ-GE, 1AZ-FSE
NZT260/ZRT260 Generation (2007-2021)
1NZ-FE, 2ZR-FE, 2ZR-FAE, 2AR-FE, 1AR-FE
Known For
Strong fuel economy across 1.5L-1.8L range
1ZZ-FE oil consumption well-documented on UK owner forums
Valvematic and D-4 engines require specialist calibration knowledge
High UK replacement demand on A15 and A18 variants
Typical Petrol Models
A15 · A18 · 1.6X · 1.8X · 1.8G · 2.0S · 2.0G · 2.5X · 2.7X
Not sure which fuel type your Toyota Allion has- Enter your registration number above to instantly identify your engine code, fuel system and compatible replacement options - all backed by a 12-month unlimited mileage warranty from UK Toyota Allion specialists.
Engine Years
Toyota Allion Engines by YearWhat Was Fitted & When
This section covers all major engine changes across the Toyota Allion's production timeline, organised so owners can quickly identify their engine and compare rebuilt engine prices from UK specialists.
2001 - 2004 - First Generation Launch
Major Platform Change
The Toyota Allion debuted with NZT240/ZZT240 chassis, offering economical 1.5L-2.0L petrol engines that would dominate UK import replacement demand for two decades.
Key Changes
Launch of first-generation Allion with NZT240 (1.5L/1.6L) and ZZT240 (1.8L/2.0L) chassis codes
Introduction of 1NZ-FE, 3ZZ-FE, 1ZZ-FE, 2ZZ-GE and 1AZ-FSE engine options
A15, A18, 1.6X, 2.0S and 2.0G trim levels established
Known For
Strong fuel economy from 1.5L and 1.8L engines
1ZZ-FE oil consumption issues emerging in UK climate
2ZZ-GE enthusiast appeal but higher maintenance demands
D-4 direct injection carbon buildup on 1AZ-FSE
Main Engines
1NZ-FE - 1.5L petrol (A15)
3ZZ-FE - 1.6L petrol (1.6X)
1ZZ-FE - 1.8L petrol (A18)
2ZZ-GE - 2.0L petrol high-rev (2.0S)
1AZ-FSE - 2.0L petrol D-4 (2.0G/2.0X)
Popular Models
Toyota Allion A15
Toyota Allion A18
Toyota Allion 2.0S
Engine Codes Covered
1NZ-FE3ZZ-FE1ZZ-FE2ZZ-GE1AZ-FSE
Common Replacement Enquiries
Toyota Allion A18 engine replacement
Toyota Allion 1ZZ-FE oil consumption fix
Toyota Allion 2.0S engine supply and fit
Get quotes for 2001-2004 Toyota Allion replacement engines
2001 - 2004 - First Generation Launch
Major Platform Change
The Toyota Allion debuted with NZT240/ZZT240 chassis, offering economical 1.5L-2.0L petrol engines that would dominate UK import replacement demand for two decades.
Key Changes
Launch of first-generation Allion with NZT240 (1.5L/1.6L) and ZZT240 (1.8L/2.0L) chassis codes
Introduction of 1NZ-FE, 3ZZ-FE, 1ZZ-FE, 2ZZ-GE and 1AZ-FSE engine options
A15, A18, 1.6X, 2.0S and 2.0G trim levels established
Known For
Strong fuel economy from 1.5L and 1.8L engines
1ZZ-FE oil consumption issues emerging in UK climate
2ZZ-GE enthusiast appeal but higher maintenance demands
D-4 direct injection carbon buildup on 1AZ-FSE
Main Engines
1NZ-FE - 1.5L petrol (A15)
3ZZ-FE - 1.6L petrol (1.6X)
1ZZ-FE - 1.8L petrol (A18)
2ZZ-GE - 2.0L petrol high-rev (2.0S)
1AZ-FSE - 2.0L petrol D-4 (2.0G/2.0X)
Engine Codes Covered
1NZ-FE3ZZ-FE1ZZ-FE2ZZ-GE1AZ-FSE
Popular Models
Toyota Allion A15
Toyota Allion A18
Toyota Allion 2.0S
Common Replacement Enquiries
Toyota Allion A18 engine replacement
Toyota Allion 1ZZ-FE oil consumption fix
Toyota Allion 2.0S engine supply and fit
Get quotes for 2001-2004 Toyota Allion replacement engines
FAQ
Toyota Allion Engine ReplacementFrequently Asked Questions
Question 1How much does a Toyota Allion engine replacement cost in the UK-
Typical rebuilt engine prices for Toyota Allion range from £1,350 for 1.5L 1NZ-FE units to £3,400 for flagship 2.7L 1AR-FE engines, supply-only from UK specialists with 12-month warranty.
- 1.5L 1NZ-FE rebuilt: £1,350-£1,800 supply only
- 1.8L 1ZZ-FE/2ZR-FE rebuilt: £1,500-£2,650 supply only
- 2.5L-2.7L flagship engines: £2,200-£3,400 supply only
- Supply & fit labour adds £450-£850 depending on location
Question 2What is the most reliable engine for Toyota Allion-
The 2ZR-FE 1.8L Dual VVT-i offers the best balance of reliability, parts availability and running costs for most Toyota Allion owners in the UK.
- 2ZR-FE benefits from refined Dual VVT-i and improved tensioners
- Avoid early 1ZZ-FE without confirmed piston ring upgrade
- 2AR-FE 2.5L is robust but higher running costs
- Always verify service history and compression before purchase
Question 3How do I know which engine code my Toyota Allion has-
Check the engine bay cam cover stamp, vehicle registration document (V5C), or use our free DVLA lookup tool by entering your registration number above.
- Engine code stamped on cam cover or engine block
- V5C registration document lists engine capacity and fuel type
- DVLA lookup via registration gives exact variant and engine details
- Common codes: 1NZ-FE (1.5L), 1ZZ-FE/2ZR-FE (1.8L), 2AR-FE (2.5L)
Question 4Will a reconditioned Toyota Allion engine pass MoT-
Yes, rebuilt and reconditioned Toyota Allion engines supplied through EngineMarket are bench-tested and include emissions-compliant components to ensure MoT pass.
- All engines tested for compression, oil pressure and emissions readiness
- VVT-i and EGR components calibrated for UK MoT standards
- Documentation provided for VOSA compliance if requested
- 12-month warranty covers defects affecting emissions performance
Question 5How long does Toyota Allion engine replacement take-
Supply-only engine delivery typically takes 3-5 working days; full supply & fit service at a specialist garage usually completes within 2-3 days after engine arrival.
- Stock engines dispatched within 24-48 hours of order confirmation
- Non-stock rebuilt units require 5-7 day build time
- Garage fitment typically 1-2 days depending on variant complexity
- Valvematic and D-4 engines may require additional ECU calibration time
Question 6What warranty comes with a Toyota Allion replacement engine-
Every rebuilt and reconditioned Toyota Allion engine supplied through EngineMarket includes a 12-month unlimited mileage warranty covering parts and labour for defects.
- 12-month unlimited mileage warranty standard on rebuilt units
- Warranty covers manufacturing defects and premature component failure
- Labour costs for warranty claims covered at approved UK garages
- Used engines typically carry shorter 1-3 month warranty; confirm before purchase
Question 7Can I use a Toyota Premio engine in my Allion-
Yes, Toyota Allion and Premio share NZT260/ZRT260 chassis and engine codes, making most engines directly interchangeable between models.
- NZT260 Allion and Premio share 1NZ-FE, 2ZR-FE, 2AR-FE engines
- ZRT260/ZRT265 variants also share Valvematic and D-4 units
- Always verify ECU calibration compatibility for Valvematic engines
- Engine mounts and ancillaries are generally identical across shared chassis
Question 8Does a rebuilt Toyota Allion engine need ECU reprogramming-
Standard petrol engines (1NZ-FE, 2ZR-FE) are plug-and-play; Valvematic (2ZR-FAE) and D-4 (1AZ-FSE) engines may require ECU adaptation by a specialist.
- 1NZ-FE, 1ZZ-FE, 2ZR-FE: direct fit, no ECU work required
- 2ZR-FAE Valvematic: requires lift system calibration after fitment
- 1AZ-FSE D-4: may need injector adaptation and EGR reset
- EngineMarket specialists include necessary calibration in supply & fit quotes
Question 9What causes Toyota Allion engines to fail prematurely-
Oil consumption from piston ring wear (1ZZ-FE/1NZ-FE), timing chain tensioner failure (2ZR-FE), and VVT-i solenoid clogging are the most common premature failure causes.
- 1ZZ-FE/1NZ-FE: factory piston ring design allows oil burning
- 2ZR-FE: hydraulic tensioner wear causes chain rattle and timing issues
- All VVT-i engines: solenoid clogging from oil sludge or carbon
- Regular oil changes with correct spec prevent most premature failures
Question 10Is it worth replacing the engine in a Toyota Allion-
Yes, for Allions valued over £2,500 with sound bodywork and transmission, a rebuilt engine at £1,350-£2,650 offers excellent value versus vehicle replacement.
- Rebuilt engine cost typically 30-50% of equivalent used Allion value
- Upgraded components in rebuilt units improve longevity vs original
- Supply & fit option avoids DIY risks and preserves warranty coverage
- Strong UK specialist network ensures parts and expertise long-term
Why Choose Us
Why UK Toyota Allion Owners Trust EngineMarket
Join thousands of UK drivers who compare Toyota Allion engine prices through our network of trusted specialists - every rebuilt and reconditioned unit backed by a 12-month unlimited mileage warranty and nationwide delivery.
Trusted Toyota Allion Engine Suppliers
Every garage and engine rebuilder in our network is vetted, rated, and reviewed by real Toyota Allion owners.
Compare Toyota Allion Engine Replacement Companies
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UK Engine Replacement Services for Toyota Allion
Covering every variant from A15 to 2.7X, with supply-only or full supply & fit available nationwide.
Find the best Toyota Allion engine replacement near you
Compare engine prices for Toyota Allion in the UK and get competitive quotes from garages near you.
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Trusted supplier network
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Every quote checked for fitment, quality and lead time.