BMW X3 E83 3.0d Engine ReplacementCompare Prices & Get Quotes
Get quotes today from trusted UK BMW X3 E83 3.0d engine specialists. Compare prices on reconditioned, rebuilt and used engines for your first-generation X3 3.0d - supply and fit available across the UK.
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12-Month Warranty
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From £1,400 to £2,800
Used from £800 · Reconditioned from £1,400 · Common codes: M57D30, M57D30 (306D2), M57D30 (306D3)
From £800
Tested, bare/short engine
From £1,400
Rod bearings addressed, tested
From quote
Upgraded bearings, full teardown, revised valvetrain
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3 Simple Steps3 Simple Stepsto Finding the Best BMW X3 E83 3.0d Replacement Engineto Finding the Best BMW X3 E83 3.0d Replacement Engine
Most replacements completed within 3-5 days.
Variant HistoryBMW X3 E83 3.0d - Engine History & Specs at a Glance
The BMW X3 E83 3.0d represented the pinnacle of first-generation X3 diesel engineering, powered by the legendary M57 straight-six engine. Across the E83 production run, the 3.0d badge carried two distinct M57 variants - the earlier 306D2 and the later 306D3 - with a clear step up in power and refinement.
Variant HistoryBMW X3 E83 3.0d - Engine History & Specs at a Glance
The BMW X3 E83 3.0d represented the pinnacle of first-generation X3 diesel engineering, powered by the legendary M57 straight-six engine. Across the E83 production run, the 3.0d badge carried two distinct M57 variants - the earlier 306D2 and the later 306D3 - with a clear step up in power and refinement.
BMW X3 E83 3.0d
Fuel TypeDiesel
Engine Size3.0L (2,993cc)
Power Output Range204-218hp across the variant's historyEngine History Timeline
E83 generation launches; 3.0d debuts with M57D30 (306D2) 3.0-litre straight-six diesel, 204hp, all-wheel drive
Power output increased to 218hp for the M57D30 (306D2) in some markets
E83 LCI facelift; 3.0d switches to M57D30 (306D3) 3.0-litre straight-six diesel, 218hp, 500Nm torque
Six-speed Steptronic automatic transmission becomes standard on 3.0d models
M57D30 (306D3) continues with 218hp 500Nm torque
E83 production ends; 3.0d badge continues into F25 generation with N57 engine
Key Specs Snapshot
Fuel TypeDieselEngine Size3.0L (2,993cc)Power Output Range204-218hp across the variant's historyYears Produced2003-2010Every engine fitted to the BMW X3 E83 3.0d is covered below, with UK rebuilt pricing and known failure points.
BMW X3 E83 3.0d Engine Codes - Specifications & Replacement CostBMW X3 E83 3.0d Engine Codes - Specifications & Replacement Cost
3.0 Diesel (2003-2006)
Power Output204hpYears Fitted2003-2006
Compatible Trim Levels
- 3.0d SE
- 3.0d Sport
- 3.0d M Sport
Find your exact engine code, specs and UK replacement cost guide.
Used
Tested, ready-to-fit engine
£800-£1,800
Reconditioned
Addressed known issues, tested
£1,400-£2,800
Rebuilt
Full teardown, upgraded internals
£1,400-£2,800
Common Failure
Injector failure causing rough idle and smoky exhaust; glow plug failure on higher-mileage units; turbocharger wastegate wear affecting boost delivery.
The BMW X3 E83 3.0d is powered by the M57D30 straight-six diesel - widely regarded as one of BMW's most durable diesel engines. With a cast-iron block, aluminium cylinder head, and common-rail direct injection, the M57 is capable of 200,000+ miles when properly maintained. However, injector failures, turbocharger wear, and oil leaks are common at higher mileages. Every rebuilt engine supplied through EnginesMarket includes upgraded components addressing the original failure point, plus a minimum 12-month unlimited-mileage warranty.
Why the BMW X3 E83 3.0d M57D30 Suffers Rough Idle and Smoke
Affected Vehicles
BMW X3 E83 3.0d (M57D30, 2003-2010)
Typical Failure Mileage
90,000-160,000 miles
Root Cause
Piezo injectors on the M57 engine develop internal leakage or poor spray patterns. Unburned fuel washes cylinder walls, dilutes oil, and can hydrolock or burn a piston in extreme cases. Contaminated fuel or low-quality diesel can accelerate injector clogging.
Why It Happens
Piezo injectors on the M57 engine develop internal leakage or poor spray patterns. Unburned fuel washes cylinder walls, dilutes oil, and can hydrolock or burn a piston in extreme cases. Contaminated fuel or low-quality diesel can accelerate injector clogging.
Dealer (parts + labour)
£800-£1,200
Specialist (parts + labour)
£450-£700
What it involves
Diagnose failed injector, replace with OEM or refurbished unit, code to ECU
Suitability
Fine for isolated failure on otherwise healthy engine
1 - 2 daysDealer (parts + labour)
£2,500-£3,500
Specialist (parts + labour)
£1,400-£2,200
What it involves
Replace all six injectors, copper washers, coding, fuel filter, oil change
Suitability
Recommended if one fails beyond 100k miles
1 - 2 daysDealer (parts + labour)
£4,500-£6,500
Specialist (parts + labour)
£2,800-£4,500
What it involves
Supply & fit, rebuilt unit with new injectors, timing chain, full warranty
Suitability
Required if injector failure has caused piston or bore damage
1 - 2 daysAll prices are indicative UK market ranges based on current UK specialist supplier data.| Repair Tier | Dealer (Parts + Labour) | Specialist (Parts + Labour) | What It Involves | Suitability | Estimated Time |
|---|---|---|---|---|---|
 Single injector replacement Minor | £800-£1,200 | £450-£700 | Diagnose failed injector, replace with OEM or refurbished unit, code to ECU | Fine for isolated failure on otherwise healthy engine | 1 - 2 days |
 Full set replacement Best Value | £2,500-£3,500 | £1,400-£2,200 | Replace all six injectors, copper washers, coding, fuel filter, oil change | Recommended if one fails beyond 100k miles | 1 - 2 days |
Full Replacement - rebuilt/reconditioned engine Best Value | £4,500-£6,500 | £2,800-£4,500 | Supply & fit, rebuilt unit with new injectors, timing chain, full warranty | Required if injector failure has caused piston or bore damage | 1 - 2 days |
Vehicle Value Check
Vehicle Value Check
A typical 2003-2010 BMW X3 E83 3.0d is worth approximately £2,000-£6,000. The full replacement cost (£2,800-£4,500) can approach or exceed the value of older, higher-mileage examples. For vehicles under £3,000, a used engine or targeted injector replacement typically makes more sense than a full rebuilt unit.
Our Recommendation
Our Recommendation
M57 injector failure is progressive. A single failed injector at a specialist costs £450-£700 and gets you back on the road. However, if your X3 E83 3.0d is over 100k miles and one injector has failed, consider replacing all six preventatively - the labour to access them is the same, and you'll avoid repeated garage visits. If the engine is already misfiring badly and misfuel codes appear, pay for a compression test before any repair. Piston damage = replacement.
Don't Let Engine Failure Write Off Your BMW X3 E83 3.0d
The M57-powered BMW X3 E83 3.0d is one of the most durable diesel engines BMW ever built, but injector failures, turbocharger wear, and oil leaks are common at higher mileages. Early detection and targeted repairs can keep your X3 on the road for 200,000+ miles. Every rebuilt engine supplied through EnginesMarket carries a minimum 12-month unlimited-mileage warranty, with upgraded components addressing the original failure points. Compare quotes from UK specialists today.
Compare rebuilt M57D30 BMW X3 E83 3.0d engine prices
12-Month Minimum
UK Specialists Vetted
Best Price GuidanceImportant 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 EnginesMarket'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 BMW X3 E83 3.0d. Every engine supplied through EnginesMarket carries a minimum 12-month unlimited mileage warranty - always confirm exact terms with your chosen supplier."
BMW X3 E83 3.0d Engine ReplacementFrequently Asked Questions
Question 1How much does a BMW X3 E83 3.0d engine replacement cost-
A BMW X3 E83 3.0d engine replacement typically costs £800-£4,500 depending on the condition type and engine code. Used engines start from around £800, reconditioned units from £1,400, and rebuilt engines with a 12-month warranty from £1,400. Labour for fitting adds approximately £500-£1,200 for an independent specialist.
- Used: £800-£1,800
- Reconditioned: £1,400-£2,800
- Rebuilt: £1,400-£2,800
- Fitting labour: 10-14 hours at £65/hr
Question 2Is the BMW X3 E83 3.0d M57 engine reliable-
Yes, the M57D30 is widely regarded as one of BMW's most durable diesel engines. With a cast-iron block and common-rail injection, it regularly exceeds 200,000 miles when properly maintained. However, injector failures, turbocharger wear, and oil leaks are common at higher mileages.
- M57D30: 200,000+ miles with maintenance
- Injector failure is the most common issue
- Turbocharger wear at 120k+ miles
- Regular oil changes with LL04 5W-30 are essential
Question 3Is it worth replacing the engine on a BMW X3 E83 3.0d-
This depends on the age, mileage, and condition of your vehicle. For a 2003-2010 X3 E83 3.0d worth £2,000-£6,000, a full rebuilt engine at £2,800-£4,500 may only be worthwhile if the car is in excellent condition otherwise. For vehicles under £3,000, a used engine or targeted repair typically makes more sense.
- Check your vehicle's current market value before committing
- Targeted repairs (injectors, turbo) are often more cost-effective
- A rebuilt engine with warranty offers peace of mind for long-term ownership
Question 4How long does a BMW X3 E83 3.0d engine replacement take-
A typical BMW X3 E83 3.0d engine replacement takes 3-5 working days for a full rebuild, including parts sourcing, fitting, and testing. Supply-only engines can often be dispatched within 1-3 working days, with fitting then scheduled at your chosen specialist.
- Full rebuild with fitting: 3-5 working days
- Supply only: 1-3 working days
- Fitting labour: 10-14 hours at specialist rates
- Confirm exact timeline with your chosen supplier at booking
Question 5What's the difference between the BMW X3 E83 3.0d and 3.0si-
The 3.0d is a 3.0-litre turbo diesel (M57, 204-218hp, 500Nm torque), while the 3.0si is a 3.0-litre naturally aspirated petrol (N52, 272hp). Both share the same straight-six configuration, but the diesel delivers significantly more torque and better fuel economy.
- 3.0d: 204-218hp, 500Nm torque, diesel, all-wheel drive
- 3.0si: 272hp, naturally aspirated petrol, all-wheel drive
- The diesel is more economical and torque-focused
- The petrol offers higher peak power and a smoother rev-happy character
Question 6What engine code is in my BMW X3 E83 3.0d-
Your BMW X3 E83 3.0d will have one of two engine codes depending on its production year: M57D30 (306D2) for 2003-2006 models or M57D30 (306D3) for 2006-2010 models. Enter your registration above to confirm the exact code fitted to your vehicle.
- 2003-2006: M57D30 (306D2) - 204hp
- 2006-2010: M57D30 (306D3) - 218hp
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