Land Rover Defender 90 D250 Engine ReplacementCompare Prices & Get Quotes
Get quotes today from trusted UK Land Rover Defender 90 D250 engine specialists. Compare prices on reconditioned, rebuilt and used engines for your Defender 90 D250 - supply & fit available nationwide.
Supply & Fit Available
12-Month Warranty
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From £3,500 to £7,500 (estimated based on Defender 110 D250)
Rebuilt units from £3,500 · Engine codes: DT306
From quote
Rebuilt units from £3,500 · Engine codes: DT306

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3 Simple Steps3 Simple Stepsto Finding the Best Land Rover Defender 90 D250 Replacement Engineto Finding the Best Land Rover Defender 90 D250 Replacement Engine
Most replacements completed within 3-5 days.
Land Rover Defender 90 D250 Engine History & Production Timeline
The Land Rover Defender 90 D250 launched in calendar year 2020 equipped with the DT306 (AJ20D6) 3.0-litre inline-six mild-hybrid diesel engine, marking Land Rover's first application of MHEV technology in the revived Defender lineage. This single engine family has powered the D250 variant throughout its production without fundamental architecture changes, delivering consistent 249 PS output and 570 Nm torque via common-rail injection and twin-scroll turbocharging. The Land Rover Defender 90 D250 remains in production as of 2026, confirmed by active UK dealer new-stock listings and absence of manufacturer discontinuation notices.

Land Rover Defender 90 D250 Engine History & Production Timeline
The Land Rover Defender 90 D250 launched in calendar year 2020 equipped with the DT306 (AJ20D6) 3.0-litre inline-six mild-hybrid diesel engine, marking Land Rover's first application of MHEV technology in the revived Defender lineage. This single engine family has powered the D250 variant throughout its production without fundamental architecture changes, delivering consistent 249 PS output and 570 Nm torque via common-rail injection and twin-scroll turbocharging. The Land Rover Defender 90 D250 remains in production as of 2026, confirmed by active UK dealer new-stock listings and absence of manufacturer discontinuation notices.
Engine History Timeline
DT306 (AJ20D6) introduced with 249 PS / 570 Nm marking first MHEV diesel application in modern Defender 90 with Euro 6d-ISC-FCM compliance
Minor ECU calibration update for improved AdBlue dosing efficiency; no hardware changes affecting replacement compatibility
Continued production with unchanged DT306 specification; no power revisions or emissions standard transitions for D250 designation
Land Rover Defender 90 D250 still in production with DT306 (AJ20D6) engine; no successor variant announced
Key Specs Snapshot
Land Rover Defender 90 D250 Engine Codes - Specs, Failures & Replacement CostsLand Rover Defender 90 D250 Engine Codes - Specs, Failures & Replacement Costs
3.0L Mild Diesel


Land Rover Defender 90 D250 Engine Codes - Specs, Failures & Replacement Costs engine replacement
Used
Tested, ready-to-fit engine
£3,800 - £5,200 (estimated based on similar 3.0L Ingenium diesel units)
Reconditioned
Addressed known issues, tested
£4,500 - £6,200 (estimated based on similar 3.0L Ingenium diesel units)
Rebuilt
Full teardown, upgraded internals
£5,800 - £7,800 (estimated based on similar 3.0L Ingenium diesel units)
Common Failure
No widely reported failure pattern.


The Land Rover Defender 90 D250 is powered by the DT306 3.0-litre inline-six Ingenium mild-hybrid diesel engine, a unit generally regarded as more robust than the smaller 2.0-litre Ingenium variants found in earlier Defender models. Every rebuilt engine supplied through EngineMarket includes upgraded failure-point components and a minimum 12-month unlimited mileage warranty. Use this section as your decision tool to compare repair versus replacement costs and get instant quotes from certified UK specialists. The DT306 fitted to the Land Rover Defender 90 D250 has no widely reported failure patterns in UK service. Most replacement demand comes from high-mileage wear, accident damage, or neglect rather than design flaws. Every rebuilt engine supplied through our network is bench-tested and covered by a 12-month unlimited mileage warranty.
No pattern-specific failure blocks are documented for this variant yet.
The Land Rover Defender 90 D250 is powered by the DT306 3.0-litre inline-six Ingenium mild-hybrid diesel engine, a unit generally regarded as more robust than the smaller 2.0-litre Ingenium variants found in earlier Defender models. Every rebuilt engine supplied through EngineMarket includes upgraded failure-point components and a minimum 12-month unlimited mileage warranty. Use this section as your decision tool to compare repair versus replacement costs and get instant quotes from certified UK specialists. The DT306 fitted to the Land Rover Defender 90 D250 has no widely reported failure patterns in UK service. Most replacement demand comes from high-mileage wear, accident damage, or neglect rather than design flaws. Every rebuilt engine supplied through our network is bench-tested and covered by a 12-month unlimited mileage warranty.
Important 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 EngineMarket'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 Land Rover Defender 90 D250 and engine code. Every engine supplied through EngineMarket carries a minimum 12-month unlimited mileage warranty - always confirm exact terms with your chosen supplier.
Land Rover Defender 90 D250 Engine ReplacementFrequently Asked Questions
Question 1How much does a Land Rover Defender 90 D250 engine replacement cost in the UK-
Land Rover Defender 90 D250 engine replacement typically costs £4,500-£9,500 depending on condition and supplier type. Rebuilt DT306 units from EngineMarket specialists offer the best balance of value, warranty coverage, and long-term reliability for UK owners.
- Used DT306 engines range £2,800-£4,200 plus fitting at £1,200-£2,000
- Reconditioned units cost £3,500-£5,800 with partial warranty coverage
- Full rebuilt DT306 with upgrades and 12-month warranty: £5,200-£9,500 supplied and fitted
- Main dealer replacement can exceed £12,000 for new OEM units
- Compare live Land Rover Defender 90 D250 DT306 engine replacement quotes now
Question 2Should I buy a used, reconditioned, or rebuilt Land Rover Defender 90 D250 DT306 engine-
Rebuilt Land Rover Defender 90 D250 DT306 engines offer the strongest long-term value with upgraded components, bench testing, and 12-month warranty coverage. Used units are cheapest but carry unknown history; reconditioned sit in the middle with limited upgrades.
- Used DT306: Lowest upfront cost but no warranty beyond supplier guarantee
- Reconditioned: Partial strip, cleaned parts, basic warranty 3-6 months typical
- Rebuilt: Full strip, upgraded wear components, bench-tested, 12-month warranty
Question 3How long should a Land Rover Defender 90 D250 DT306 engine last with proper maintenance-
Land Rover Defender 90 D250 DT306 engines can reliably reach 150,000-200,000 miles with strict adherence to service intervals and quality oil changes. Short-trip urban driving without regular motorway runs may reduce lifespan due to DPF regeneration demands.
- Follow 12-month or 12,000-mile service intervals maximum for DT306 longevity
- Use only JLR-approved low-viscosity oil to protect turbo and timing components
- Regular motorway runs help complete DPF regeneration cycles and reduce oil dilution risk
- Address any warning lights immediately to prevent minor issues escalating
- Check Land Rover Defender 90 D250 DT306 service specialists in your area
Question 4Does the Land Rover Defender 90 D250 DT306 engine have any known recalls or technical service bulletins-
Land Rover Defender 90 D250 DT306 engines have had recalls for oil filter housing cracks and water pump pulley drive belt issues, both addressable at authorised dealers at no cost to owners under warranty.
- Oil filter housing crack recall affects some 2020-2022 DT306 builds - check VIN with dealer
- Water pump pulley drive belt recall prevents premature belt failure and accessory damage
- Always verify recall status via Land Rover's official recall checker before purchasing used
- Independent specialists can perform recall-related repairs if dealer access is limited
- Verify your Land Rover Defender 90 D250 DT306 recall status before engine work
Question 5Can a Land Rover Defender 90 D250 DT306 engine be repaired instead of replaced-
Land Rover Defender 90 D250 DT306 engines can sometimes be repaired for isolated issues like turbo replacement or EGR cleaning, but catastrophic internal damage usually makes full replacement more cost-effective and reliable long-term.
- Turbo replacement: £1,800-£3,500 at specialist, viable if block and internals are sound
- EGR or DPF-related repairs: £800-£2,200 depending on component access and labour
- Internal damage (bearing wear, piston scoring): replacement almost always better value
- Always get a full diagnostic report before committing to major repair spend
Question 6What warranty coverage comes with a rebuilt Land Rover Defender 90 D250 DT306 engine from EngineMarket-
Every rebuilt Land Rover Defender 90 D250 DT306 engine supplied through EngineMarket carries a minimum 12-month unlimited mileage warranty covering parts and labour at any UK workshop, with optional extended coverage available.
- 12-month unlimited mileage warranty included on all EngineMarket rebuilt DT306 units
- Coverage includes parts and labour at any UK garage - no dealer restriction
- Warranty transferable to subsequent owner if you sell your Defender 90 D250
- Optional 24-month coverage available for a modest additional fee through select suppliers
- Compare warranty terms on Land Rover Defender 90 D250 DT306 engine quotes now
Question 7Where can I find a trusted Land Rover Defender 90 D250 DT306 engine specialist near me-
EngineMarket connects you with vetted UK Land Rover Defender 90 D250 DT306 specialists nationwide. Most network partners offer vehicle collection and drop-off recovery services - they will collect your non-running Defender 90 D250, complete the engine replacement in their workshop, and deliver it back. Compare live quotes from certified rebuilders who understand your Defender 90 D250's specific DT306 requirements - all backed by minimum 12-month unlimited mileage warranty.
- Vetted Land Rover Defender 90 D250 DT306 specialists rated by real UK owners
- Vehicle collection and drop-off recovery available from most network suppliers nationwide
- Live price comparison for rebuilt, reconditioned and used DT306 units
- Minimum 12-month unlimited mileage warranty on every engine supplied
- Transparent quotes with no hidden fees or obligation to proceed
- Get quotes from Land Rover Defender 90 D250 DT306 specialists near you today
Why UK Land Rover Defender 90 D250 Owners Trust EngineMarket
Vetted Land Rover Defender 90 D250 Specialists
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Transparent Price Comparison
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Nationwide Coverage, Local Recovery
Supply-only delivery across the UK, with vehicle collection and workshop fitting available from specialists near you for hassle-free Land Rover Defender 90 D250 engine replacement.
Find the best Land Rover Defender 90 D250 engine replacement UK drivers rely on. Compare prices from trusted specialists near you today and get back on the road with confidence.
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