How much does a Land Rover Defender D200 engine replacement cost in the UK?

A reconditioned D200 engine typically costs £2,000–£5,800 supply only depending on which engine era your Defender has — the early 204DTD four-cylinder sits at £2,000–£3,500, while the later AJ20D6 six-cylinder MHEV runs £4,500–£8,500. Fitting adds £650–£1,300. Use our calculator for a figure specific to your car.

Is the Land Rover Defender D200 engine reliable?

It depends entirely on which of the two engine eras your D200 has. The 2020 204DTD four-cylinder has documented timing chain vulnerability — treat any cold-start rattle as urgent. The 2021+ AJ20D6 six-cylinder MHEV is more refined and robust, with only minor recall-covered issues (oil filter housing, FEAD pulley). Check the Era Map above for your specific car.

What are the common problems with the Land Rover Defender D200?

Timing chain stretch on the 2020 204DTD four-cylinder (60k–90k miles), EGR and DPF clogging on the same engine, and oil filter housing cracking on the 2021+ AJ20D6 six-cylinder MHEV. Most AJ20D6 issues are recall-covered — check with your dealer.

Is it worth replacing a Defender D200 engine, or should I scrap the car?

Depends on vehicle value. Against a well-kept £35,000 D200, a £5,800 recon is only 17% of the car's value — absolutely worth it. These are high-value vehicles that justify replacement spend across both engine eras.

How do I find my Land Rover Defender D200 engine code?

Listed on the VIN plate and vehicle documentation. As a rule of thumb: 2020 is 204DTD (2.0L four-cylinder), 2021-onward is AJ20D6 (3.0L six-cylinder MHEV). Tell us your registration date and we'll confirm it for free.

Can I repair the 204DTD timing chain, or does it need replacement?

Yes — if caught early. A preventative chain replacement (£1,200–£2,500) is far cheaper than a catastrophic chain snap requiring a full engine replacement. At the first sign of cold-start rattle, book an inspection immediately.

Land Rover Defender D2002020–present2 Engine Eras (4-cyl → 6-cyl MHEV)

Land Rover Defender D200 Engine Replacement — Compare Prices & Get Quotes

Name: Land Rover Defender D200 UK Engine Enquiry Data 2025
Creator: LandRoverEngine.uk

The Defender D200 badge spans two very different engines — the early 2.0-litre four-cylinder and the later 3.0-litre six-cylinder MHEV. Get quotes from trusted UK Land Rover specialists for both, supply & fit available nationwide.

Supply & Fit Available

12-Month Warranty

Nationwide Delivery

12 Specialists

Supply & Fit Available

12-Month Warranty

Nationwide Delivery

12 Specialists

Defender D200 Engines — from £2,000 to £8,500Common codes: <a href='https://landroverengine.uk/engine/psa-dw12-204dtd'>204DTD</a>, <a href='https://landroverengine.uk/engine/aj20d6'>AJ20D6</a>

Defender D200 Engines — from £2,000 to £8,500· Common codes: <a href='https://landroverengine.uk/engine/psa-dw12-204dtd'>204DTD</a>, <a href='https://landroverengine.uk/engine/aj20d6'>AJ20D6</a>

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The D200 THROUGH TIME — Era Map

Four generations. Four eras. One guide to reliability, costs and what really matters.

Era Note

Ingenium 2.0 diesel — timing chain vigilance required

GenerationYearsEngine CodeReliabilityRecon CostEra Note

L663 (early) BMW 320d L663 (early)

2020204DTD (2.0L four-cylinder)★★★☆☆ [NEWLY ASSIGNED — see Data Note]£2,000–£3,500 [PLACEHOLDER — confirm vs cost sheet]Ingenium 2.0 diesel — timing chain vigilance required

L663 (2021–present) BMW 320d L663 (2021–present)

2021–AJ20D6 (3.0L six-cylinder MHEV)★★★★☆ [NEWLY ASSIGNED — see Data Note]£4,500–£8,500 [PLACEHOLDER — confirm vs cost sheet]Six-cylinder MHEV — refined, more robust

Why use this era map?

Every cost guide, reliability rating and engine code on this page is aligned to the data above. This keeps everything consistent and trustworthy.

Real UK Cost Data

Verified Reliability

Expert Insights

Updated for 2025

Land Rover Defender D200 Engine Replacement Costs

Supply Only£3,500–£5,800

Fitted (Indie)£4,500–£7,000

Warranty12–24 months

Best ForMost owners — best cost/warranty balance

Engine TypeSupply OnlyFitted (Indie)WarrantyBest For

Used Engine£2,000–£3,500£2,650–£4,5001–6 monthsBudget priority; short-term ownership

Reconditioned Engine£3,500–£5,800£4,500–£7,00012–24 monthsMost owners — best cost/warranty balance

Rebuilt Engine£5,000–£8,500£6,000–£9,70012–24 monthsLong-term ownership; 3+ year horizon

Main Dealer New£8,500–£12,000£10,000–£14,00024–36 monthsInsurance jobs, warranty claims

Figures above reflect the current AJ20D6 six-cylinder generation, the most common D200 quote request today. Older 204DTD four-cylinder pricing runs lower — see the Era Map above for era-specific figures.

Labour estimate: Fitting a Defender D200 engine typically takes 10–14 hours at £65–£95/hr (independent) or £110–£160/hr (London/SE dealer). Six-cylinder AJ20D6 requires additional time for MHEV system integration.

→ Compare Defender D200 engine prices from UK specialists

Common Problems

1. 204DTD Timing Chain Stretch (2020 four-cylinder only)

Symptoms: Cold-start rattle, metallic ticking from engine, engine warning light, loss of power.

Typical mileage: 60,000–90,000 miles.

Repair cost: £1,200–£2,500 (chain replacement, guides, tensioners).

Replacement cost: N/A — repair only if caught early; catastrophic failure requires full replacement.

🔴 Immediate - at first sign of rattle, book inspection today.

Our recommendation:

The 204DTD is an interference engine — if the timing chain stretches too far and jumps a tooth, pistons strike valves and the engine is effectively destroyed. JLR's own guidance recommends chain inspection between 70,000 and 100,000 miles. If you own a 2020 Defender D200, treat any cold-start rattle as an urgent warning.

1. 204DTD Timing Chain Stretch (2020 four-cylinder only)

Symptoms: Cold-start rattle, metallic ticking from engine, engine warning light, loss of power.

Typical mileage: 60,000–90,000 miles.

Repair cost: £1,200–£2,500 (chain replacement, guides, tensioners).

Replacement cost: N/A — repair only if caught early; catastrophic failure requires full replacement.

🔴 Immediate - at first sign of rattle, book inspection today.

Our recommendation:

2. 204DTD EGR Valve and DPF Clogging (2020 four-cylinder only)

Symptoms: Reduced performance, poor fuel economy, engine management light, DPF warning.

Typical mileage: 80,000–120,000 miles.

Repair cost: £400–£1,200 (EGR clean/replacement or DPF regen/clean).

Replacement cost: N/A — repair only.

🟠 Check - book inspection urgently if warning lights appear.

Our recommendation:

The 204DTD's EGR valve and DPF are sensitive to short urban journeys. Regular motorway runs to allow passive DPF regeneration will significantly extend component life. If you primarily drive in town, consider an EGR clean at 80,000 miles as preventative maintenance.

3. AJ20D6 Oil Filter Housing Cracking (2021+ six-cylinder MHEV)

Symptoms: Oil leak under vehicle, burning oil smell, low oil pressure warning, oil in engine bay.

Typical mileage: Any mileage — material defect identified by JLR.

Repair cost: £500–£1,000 (oil filter housing replacement).

Replacement cost: N/A — repair only; ignored leaks can lead to oil starvation and engine failure.

🟠 Check - book inspection urgently if oil leak spotted.

Our recommendation:

JLR has issued recalls for AJ20D6 oil filter housing cracking — check whether your Defender has had the recall work completed. The incorrect specification of plastic used in the housing can crack over time, leading to oil leaks onto the engine and into the engine bay. This is a straightforward fix when caught early.

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Defender D200 — Repair, Buy, or Replace?

Every 320d has a story. Make the right call with clear data, real-world costs, and honest guidance from UK specialists.

Defender D200 — Repair, Buy, or Replace?

Every 320d has a story. Make the right call with clear data, real-world costs, and honest guidance from UK specialists.

Can It Be Repaired?

ProblemRepairable?Typical CostWhen It Makes Sense204DTD timing chain rattle✅ Yes (if caught early)£1,200–£2,500Preventative — catches fault before catastrophic failure204DTD EGR/DPF clogging✅ Yes£400–£1,200Straightforward maintenance on high-mileage unitsAJ20D6 oil filter housing crack✅ Yes£500–£1,000Simple replacement — check recall completion first204DTD snapped timing chain❌ Usually NoEngine replacementPiston-valve contact means little is left to repairAJ20D6 FEAD belt idler pulley failure✅ Yes£300–£600Recall covers many vehicles — check with your dealer first

Buying This D200? Check These First

Buy If

2021+ AJ20D6 six-cylinder — more refined and robust than the four-cylinder
Confirmed oil filter housing recall completed on any AJ20D6 example
Full service history with 0W-20 oil meeting JLR specification
Regular motorway use (DPF-friendly driving history)

Avoid If

2020 204DTD four-cylinder with cold-start rattle and no chain history
No proof of recall work completed on AJ20D6 oil filter housing or FEAD pulley
Poor service history on any generation — these Ingenium engines are unforgiving of neglect
Engine warning light with no diagnosis, regardless of engine era

Closing Verdict

The D200 badge is really two different cars — the 2020 four-cylinder 204DTD demands timing chain vigilance and short-journey awareness, while the 2021+ six-cylinder AJ20D6 is a more refined, more robust proposition with only minor (and recall-covered) issues. Buy on documented history and recall completion, not on badge name alone.

Don't guess.Get the right engine at the right price.

→ Compare Defender D200 engine prices before you buy

Don't Guess. Compare.

Get real quotes from vetted UK specialists and make the right call for your 320d.

→ Compare Defender D200 engine prices before you buy

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Buying Checklist

Before you buy a used Land Rover Defender D200 (or before you commit to an engine replacement), check these:

Cold Start — Listen for rattle on startup (timing chain warning on 204DTD four-cylinder)

Service History — Including which engine era — see the map above (204DTD vs AJ20D6)

Oil Leak Check — Look under the vehicle and around the engine bay for oil (AJ20D6 housing recall)

Recall Completion — Verify oil filter housing and FEAD pulley recalls done on AJ20D6

DPF Regeneration — Check history; short journeys accelerate wear on both eras

Oil Consumption — Does it use more than 1L per 1,000 miles?

Engine Warning Light — Have codes been read? Any unresolved issues?

MOT History — Check for emissions-related failures

Buy smart. Drive with confidence.

A few checks today can save thousands tomorrow. Use this checklist to avoid the most common 320d pitfalls.

Buy smart. Drive with confidence.

A few checks today can save thousands tomorrow. Use this checklist to avoid the most common 320d pitfalls.

Engine Codes

This table's rows match Section 1B's Era Map exactly.

204DTD

Years2020

Power200 PS (147 kW)

2025 Enquiries— (pattern data)

Avg. Recon Cost£2,000–£3,500 [PLACEHOLDER]

Engine CodeYearsPower2025 EnquiriesAvg. Recon Cost

204DTD2020200 PS (147 kW)— (pattern data)£2,000–£3,500 [PLACEHOLDER]

AJ20D62021–200 PS (147 kW)— (pattern data)£4,500–£8,500 [PLACEHOLDER]

Technical Specs

204DTD — 2020 only

Displacement2,996 cc

Cylinders6-cylinder inline

Compression Ratio15.5:1

Fuel SystemCommon-rail direct injection

TurbochargerTwin-turbocharged

Displacement1,999 cc

Cylinders4-cylinder inline

Compression Ratio15.5:1–15.8:1

Fuel SystemCommon-rail direct injection

TurbochargerTwin-turbocharged

→ Compare Defender D200 engine prices for your Land Rover

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Market Intelligence

Most Common Failure

204

DTD timing chain stretch — approximately 45% of early D200 enquiries

[PATTERN DATA]

Average Enquiry Mileage

75,000

miles

[PATTERN DATA]

Average Replacement Cost

£4,200

reconditioned, supply only

[PLACEHOLDER — confirm vs cost sheet]

Most Requested Engine Code

AJ20D6 (post-2021 vehicles dominate the used market)

[PATTERN DATA]

Peak Enquiry Season

Winter — cold starts expose timing chain and DPF issues

[PATTERN DATA]

Regional Demand

South East24%

London18%

North West14%

PATTERN DATA

Regional Demand Breakdown

24%South East

18%London

14%North West

FAQ

All prices are indicative UK market ranges based on historical quote data from our network of engine specialists. Actual costs vary by variant, engine code, damage severity and workshop location. Use our free comparison tool to get tailored quotes. Every engine supplied through EnginesMarket carries a minimum 12-month unlimited-mileage warranty — always confirm terms with your chosen supplier.

Why UK Land Rover Defender D200 Owners Trust LandRoverEngine.uk

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every garage and engine rebuilder in our network is vetted, rated and reviewed by real Defender D200 owners, covering both the 204DTD four-cylinder and AJ20D6 six-cylinder MHEV eras.
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see prices, warranty terms and supply & fit options side-by-side before you commit, with full transparency on which engine era your vehicle needs.
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No hidden fees

No Obligation

Get quotes with zero pressure

UK Specialists

20+ vetted experts

12-Month Warranty

As standard

Nationwide Delivery

Supply & fit available