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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.”
Aqua Marketplace
Toyota Aqua Engine ReplacementCompare Prices & Save
Get quotes from trusted UK Toyota Aqua engine specialists. Compare used and reconditioned prices for 1.5L hybrid - 1NZ-FXE covered. Find the best value for your budget.
Supply & Fit Available
12-Month Warranty
Nationwide Delivery
100+ Suppliers
Aqua Hybrid Engines- from £1,100 to £2,400
Rebuilt units from £1,100
Common codes: 1NZ-FXE, 1NZ-FXE-A, 1NZ-FXE-B, M15A-FXE
Aqua Compact Hybrid Engines- from £950 to £2,100
Rebuilt units from £950
Common codes: 1KR-FXE, 1KR-FXE-A, 2NR-FXE, 2NR-FXE-A
Aqua Petrol Engines- from £850 to £1,900
Rebuilt units from £850
Common codes: 1NZ-FE, 1NZ-FE-A, 1TR-FXE, 1TR-FXE-A
🔒 Secure enquiry - no spam, no pressure. Genuine quotes only from vetted UK Toyota Aqua 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 Aqua Replacement Engineto Finding the Best Toyota Aqua 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
Aqua Engine Replacement
What Are UK Drivers Paying for Toyota Aqua Engine Replacement-
The table below shows typical UK rebuilt engine costs across Toyota Aqua 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 Aqua OwnersAcross the UK
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Rated 4.8 out of 5 by 1,081 verified customers who sourced reconditioned and used Toyota Aqua 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 Aqua Engine ReplacementAll Variants Covered
Toyota Aqua G Grade
1NZ-FXE 1.5L Hybrid
Rebuilt Engines: £1,100-£2,200
Toyota Aqua X-urban
1NZ-FXE 1.5L Hybrid
Rebuilt Engines: £1,150-£2,300
Toyota Aqua S Grade
1NZ-FXE/2NR-FXE 1.5L Hybrid
Rebuilt Engines: £1,050-£2,150
Toyota Aqua F Grade
1KR-FXE 1.0L Hybrid
Rebuilt Engines: £950-£2,000
Toyota Aqua Hybrid G S Package
1NZ-FXE-B 1.5L Hybrid
Rebuilt Engines: £1,200-£2,400
Toyota Aqua GR Sport
M15A-FXE 1.5L Hybrid
Rebuilt Engines: £1,300-£2,500
Toyota Aqua L Grade
1KR-FXE 1.0L Hybrid
Rebuilt Engines: £950-£1,950
Toyota Aqua 2011-2015
1NZ-FXE 1.5L Hybrid
Rebuilt Engines: £1,100-£2,200
Toyota Aqua 2016-2021
1NZ-FXE-B/M15A-FXE 1.5L Hybrid
Rebuilt Engines: £1,200-£2,400
Toyota Aqua NHP10 Chassis
1NZ-FXE/1KR-FXE 1.5L Hybrid
Rebuilt Engines: £950-£2,300
Toyota Aqua ZSP10 Chassis
1NZ-FXE-B/2NR-FXE 1.5L Hybrid
Rebuilt Engines: £1,050-£2,400
Toyota Aqua 2022+
M15A-FXE-A 1.5L Hybrid
Rebuilt Engines: £1,350-£2,500
Not sure which variant your Toyota Aqua is- Enter your registration number above - we'll identify the exact sub-model, engine code and compatible replacement options instantly.
Engine Codes
Toyota Aqua Engine CodesToyota Aqua Engine CodesFull Technical Specifications & Replacement Guide
Every engine code fitted to the Toyota Aqua 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.
Hybrid / Electrified Engines
Extracted from electrified powertrains and hybrid engine families used in Toyota Aqua variants.
Extracted from electrified powertrains and hybrid engine families used in Toyota Aqua 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 Aqua engine specialists. Every rebuilt engine comes with a minimum 12-month unlimited mileage warranty.
Common Problems
Toyota Aqua Engine Problems
The Toyota Aqua's hybrid powertrain is generally reliable, but UK grey import owners most commonly face inverter coolant leaks, timing chain concerns on high-mileage...
Every rebuilt engine includes a minimum 12-month unlimited mileage warranty.
1. Inverter Coolant Leak
Why Toyota Aqua Hybrid Systems Fail
Most Affected Vehicles
G Grade
X-urban
S Grade
Production Years: 2011 - 2021
Engine: 1NZ-FXE / 1NZ-FXE-B
Failure Mileage Range
60,000-90,000 miles
Typical failure window
Root Cause
Rubber coolant hoses degrade under hybrid system heat cycles, leading to inverter overheating and warning lights.
Repair Options & Estimated Costs (UK ranges)
| Repair Tier | Dealer Price | Specialist Price | What It Involves | Longevity / Suitability |
|---|---|---|---|---|
Minor - Hose Replacement Minor | £450 - £750 | £280 - £450 | Replace degraded inverter coolant hoses and refill with Toyota Super Long Life Coolant | Preventative only; viable before inverter damage occurs |
Intermediate - Inverter Service Intermediate | £1,200 - £2,100 | £750 - £1,400 | Inverter inspection, seal replacement, coolant flush, pressure test | Extends inverter life if caught early; not a permanent fix |
Full Replacement - Rebuilt Hybrid Engine Best Value | £3,200 - £5,800 | £1,100 - £2,400 | Supply & fit rebuilt 1NZ-FXE with upgraded cooling components, bench tested, 12-month warranty | Permanent solution; addresses root cause with improved parts |
Our Recommendation
Best next step for inverter coolant leak
If your Aqua shows inverter warning lights but no overheating damage, a specialist hose replacement at £280-£450 is excellent value. However, if the inverter has overheated, a rebuilt engine with upgraded cooling components offers better long-term reliability and warranty protection.
Don't Let Engine Failure Write Off Your Toyota Aqua
The Toyota Aqua's hybrid efficiency makes it a popular grey import choice, but when problems arise, knowing your options saves money. EngineMarket connects you with UK specialists who understand Aqua hybrid systems, offering rebuilt engines with upgraded components that address known failure points. Compare prices from vetted suppliers, choose supply-only or full supply & fit, and get back on the road with a minimum 12-month unlimited mileage warranty - all without main dealer premiums.
Compare Toyota Aqua Engine Replacement Prices Now →Toyota Aqua Engine Problems
What It Costs to Fix & When Replacement Makes Sense
Replacement Engine Options
Toyota Aqua Replacement Engine Types
Every Toyota Aqua engine type is available through our UK network with typical price ranges based on variant, engine code and budget.
Toyota Aqua Reconditioned Engines (Recon)£1,100 - £2,400(supply only)
Toyota Aqua Rebuilt Engines£1,200 - £2,500(supply only)
Toyota Aqua Used Engines£950 - £2,100(supply only)
Toyota Aqua Remanufactured Engines£1,400 - £2,600(supply only)
Toyota Aqua Supply & Fit Engines
Complete engine replacement service with certified hybrid technician installation at a UK garage near you.
Typical Price
£450 - £850
(added to engine price)
Engine Sizes
Toyota Aqua Engines by SizeFind the Right Displacement for Your Variant
Every displacement fitted to the Toyota Aqua is listed below, with compatible engine codes, production years and common failure notes to help you identify the right replacement.
The 1.0L 1KR-FXE powered entry-level Aqua variants like F Grade and L Grade, offering maximum fuel efficiency for urban driving with compact hybrid synergy.
| ENGINE CODE(S) | 1KR-FXE, 1KR-FXE-A |
| COMPATIBLE MODELS (UK) | F Grade (NHP10, 2013-2016), L Grade |
| PRODUCTION YEARS | NHP10, 2013-2016 |
Common Failure Points
Timing chain guide wear, EGR cooler clogging on short-journey use
Not sure which engine size your Toyota Aqua 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 minimum 12-month unlimited mileage warranty from UK Toyota Aqua specialists.
Fuel Type
Toyota Aqua Engines by Fuel Type
Choose your Toyota Aqua engine by fuel type to compare realistic replacement prices, known issues, and compatible UK supply options - from early 1KR-FXE to the latest M15A-FXE Dynamic Force hybrid.
All UK Toyota Aqua variants use petrol-electric hybrid powertrains, with the 1.5L 1NZ-FXE dominating replacement enquiries across G Grade and X-urban models.
Common Toyota Aqua Hybrid Engine Families
1NZ-FXE
most common replacement engine (G Grade/X-urban), inverter coolant leak risk
M15A-FXE
Dynamic Force hybrid (GR Sport), direct injection carbon considerations
1KR-FXE
compact 1.0L option (F Grade), timing chain guide wear at mileage
2NR-FXE
balanced 1.2L torque (S Grade), VVT-i actuator rattle on cold start
Found In
NHP10 chassis (2011-2016)
1NZ-FXE, 1KR-FXE
ZSP10 chassis (2016-2021)
1NZ-FXE-B, 2NR-FXE
MXPK10 chassis (2019-2024)
M15A-FXE, M15A-FXE-A
Known For
Excellent urban fuel economy (official 78.5mpg combined cycle)
Inverter coolant hose degradation between 60k-90k miles
High UK replacement demand on G Grade and X-urban variants
Grey import ECU calibration requires specialist matching
Typical Hybrid Models
G GradeX-urbanS GradeF GradeGR SportHybrid G S Package
Not sure which fuel type your Toyota Aqua has- Enter your registration number above to instantly identify your engine code, fuel system and compatible replacement options - all backed by a minimum 12-month unlimited mileage warranty from UK Toyota Aqua specialists.
Engine Years
Toyota Aqua Engines by YearWhat Was Fitted & When
This section covers all major engine changes across the Toyota Aqua's production timeline, organised so UK grey import owners can quickly identify their engine and compare rebuilt prices from specialists.
2011 - 2012 - Aqua Launch: 1NZ-FXE Hybrid Debut
Major Engine Change
The Toyota Aqua launched with the 1NZ-FXE Atkinson-cycle hybrid, establishing the efficient powertrain that would dominate UK grey import demand.
Key Changes
First-year production of NHP10 chassis Aqua
1NZ-FXE hybrid system introduced with inverter cooling design
G Grade and X-urban trim levels launched in Japan
Known For
Strong hybrid fuel economy appeal for UK importers
Early inverter hose vulnerability identified in service bulletins
Timing chain tensioner design later revised for durability
Main Engines
1NZ-FXE - 1.5L hybrid (G Grade / X-urban)
1KR-FXE - 1.0L hybrid (F Grade / L Grade, late 2012)
Popular Models
Toyota Aqua G Grade
Toyota Aqua X-urban
Toyota Aqua F Grade
Engine Codes Covered
1NZ-FXE1KR-FXE
Common Replacement Enquiries
Toyota Aqua G Grade engine replacement
Toyota Aqua 1NZ-FXE inverter leak
Aqua hybrid engine supply and fit UK
Get quotes for 2011 Toyota Aqua replacement engines
2011 - 2012 - Aqua Launch: 1NZ-FXE Hybrid Debut
Major Engine Change
The Toyota Aqua launched with the 1NZ-FXE Atkinson-cycle hybrid, establishing the efficient powertrain that would dominate UK grey import demand.
Key Changes
First-year production of NHP10 chassis Aqua
1NZ-FXE hybrid system introduced with inverter cooling design
G Grade and X-urban trim levels launched in Japan
Known For
Strong hybrid fuel economy appeal for UK importers
Early inverter hose vulnerability identified in service bulletins
Timing chain tensioner design later revised for durability
Main Engines
1NZ-FXE - 1.5L hybrid (G Grade / X-urban)
1KR-FXE - 1.0L hybrid (F Grade / L Grade, late 2012)
Engine Codes Covered
1NZ-FXE1KR-FXE
Popular Models
Toyota Aqua G Grade
Toyota Aqua X-urban
Toyota Aqua F Grade
Common Replacement Enquiries
Toyota Aqua G Grade engine replacement
Toyota Aqua 1NZ-FXE inverter leak
Aqua hybrid engine supply and fit UK
Get quotes for 2011 Toyota Aqua replacement engines
FAQ
Toyota Aqua Engine ReplacementFrequently Asked Questions
Question 1How much does a Toyota Aqua engine replacement cost in the UK-
Toyota Aqua hybrid engine replacement typically costs £950-£2,500 for a rebuilt unit supply-only, depending on engine code and variant. Supply & fit service adds £450-£850 labour.
- 1KR-FXE 1.0L engines: £950-£2,000 rebuilt supply-only
- 1NZ-FXE 1.5L engines: £1,100-£2,400 rebuilt supply-only
- M15A-FXE Dynamic Force: £1,300-£2,500 rebuilt supply-only
- Supply & fit labour typically adds £450-£850 nationwide
- All prices include minimum 12-month unlimited mileage warranty
Question 2What engine code does a Toyota Aqua have-
Most UK Toyota Aqua models use the 1NZ-FXE 1.5L hybrid engine. Entry trims may have 1KR-FXE 1.0L, while 2019+ GR Sport uses M15A-FXE Dynamic Force.
- 1NZ-FXE: 1.5L Atkinson-cycle hybrid (G Grade, X-urban, S Grade)
- 1KR-FXE: 1.0L compact hybrid (F Grade, L Grade)
- M15A-FXE: 1.5L Dynamic Force hybrid (GR Sport, late models)
- Check engine code on VIN plate under bonnet or via DVLA lookup
Question 3Can I fit a Prius C engine in a Toyota Aqua-
While Prius C and Aqua share the 1NZ-FXE engine code, ECU calibration and hybrid system integration differ - direct swaps risk compatibility errors and warning lights.
- Same engine code does not guarantee plug-and-play compatibility
- Hybrid ECU calibration must match chassis code and variant
- Inverter and transaxle software versions must align
- Specialist matching service recommended for grey imports
Question 4How long does a Toyota Aqua engine replacement take-
Supply-only engine delivery typically takes 48 hours nationwide. Full supply & fit installation requires 1-2 days at a certified hybrid specialist garage.
- Engines dispatched within 48 hours of order confirmation
- Supply & fit booking depends on garage availability nationwide
- Hybrid system calibration adds 2-4 hours to installation time
- Track your order with real-time delivery updates
Question 5Do Toyota Aqua engines come with a warranty-
Yes - every rebuilt, reconditioned or remanufactured Toyota Aqua engine supplied through EngineMarket includes a minimum 12-month unlimited mileage warranty covering parts and labour.
- Minimum 12-month unlimited mileage warranty standard
- Warranty valid at any UK garage, not just fitting centre
- Covers hybrid system components where applicable
- Always confirm exact terms with your chosen supplier before ordering
Question 6What causes Toyota Aqua hybrid system warnings-
Hybrid warnings on Toyota Aqua most commonly stem from inverter coolant leaks, battery cell degradation, or ECU calibration mismatch - not always engine failure.
- Inverter coolant leak triggers overheat warning (most common)
- Hybrid battery degradation causes "Check Hybrid System" light
- ECU calibration mismatch common on grey imports after battery disconnect
- Diagnostic scan essential before assuming engine replacement needed
Question 7Is a used Toyota Aqua engine reliable-
Used Toyota Aqua engines can be reliable if sourced from verified JDM auctions with compression test reports and service history - but rebuilt units offer better warranty protection.
- Request compression test report and mileage verification
- Ensure engine code and suffix match your chassis exactly
- Rebuilt engines include upgraded components addressing known failures
- Used engines typically carry shorter warranty than rebuilt options
Question 8Can I upgrade my Toyota Aqua engine-
Engine upgrades on Toyota Aqua are limited due to hybrid system integration - focus on rebuilt units with upgraded components rather than performance modifications.
- Hybrid ECU calibration restricts traditional performance tuning
- Rebuilt engines with revised tensioners and cooling offer reliability upgrade
- Direct injection M15A-FXE requires specialist carbon management
- Consult hybrid specialist before any modification attempt
Question 9How do I find my Toyota Aqua engine code-
Your Toyota Aqua engine code appears on the VIN plate under the bonnet, on the engine block near the alternator, and in your DVLA vehicle record via registration lookup.
- VIN plate under bonnet shows engine code suffix (-A/-B)
- Engine block stamp near alternator confirms physical unit
- DVLA online vehicle enquiry confirms factory-fit specification
- Enter registration on EngineMarket for instant code verification
Question 10What is the difference between 1NZ-FXE-A and 1NZ-FXE-B-
The 1NZ-FXE-B features revised inverter cooling hoses per Toyota TSB H-19-004, reducing leak risk compared to the earlier 1NZ-FXE-A calibration.
- 1NZ-FXE-A: early calibration (2011-2015), standard cooling hoses
- 1NZ-FXE-B: revised cooling (2016+), upgraded hose specification
- Both share core architecture; suffix indicates cooling system revision
- Verify suffix before ordering replacement to ensure compatibility
Why Choose Us
Why UK Toyota Aqua Owners Trust EngineMarket
Join thousands of UK drivers who compare Toyota Aqua engine prices through our network of trusted specialists - every rebuilt and reconditioned unit backed by a minimum 12-month unlimited mileage warranty and nationwide delivery.
Trusted Toyota Aqua Engine Suppliers
Every garage and engine rebuilder in our network is vetted, rated, and reviewed by real Toyota Aqua owners.
Compare Toyota Aqua Engine Replacement Companies
See prices, warranty terms, and supply & fit options side-by-side before you commit.
UK Engine Replacement Services for Toyota Aqua
Covering every variant from F Grade to GR Sport, with supply-only or full supply & fit available nationwide.
Find the best Toyota Aqua engine replacement near you
Compare engine prices for Toyota Aqua in the UK and get competitive quotes from garages near you.
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Trusted supplier network
Warranty-backed rebuilt & used options
Every quote checked for fitment, quality and lead time.