BMW 2 Series 218d2014–present3 Engine Generations
BMW 2 Series 218d Engine Replacement —Compare Prices &
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Get quotes today from trusted UK BMW 218d specialists. Compare reconditioned, rebuilt and used 2.0-litre four-cylinder turbo-diesel engines — N47 and B47 variants across the 2 Series Coupé, Gran Coupé, Active Tourer and U06 generations — supply & fit available nationwide.
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BMW 2 Series 218d Engines — from £800 to £6,500Common codes: N47D20C, B47D20
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- Used
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The 218d Through Time — Era Map
Four generations. Four eras. One guide to reliability, costs and what really matters.
Era Note
Rear-mounted timing chain risk — cold-start rattle is the warning sign
Era Note
B47 replaced N47 at LCI — chain relocated to front, meaningfully improved
Era Note
FWD-based 2 Series — B47 engine; EGR cooler recall applies
Era Note
Latest B47 with 48V MHEV — improved efficiency; chain design carries over
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 UKCost Data
- VerifiedReliability
- ExpertInsights
- Updated for2025
BMW 2 Series 218d Engine Replacement Costs
- Supply Only£800 – £1,800
- Fitted (Indie)£1,400 – £3,000
- Warranty1–6 months
- Best ForBudget priority; vehicle under £5,000
- Supply Only£3,200 – £5,800
- Fitted (Indie)£4,000 – £7,000
- Warranty12–24 months
- Best ForMost owners — best cost/warranty balance
- Supply Only£4,500 – £6,500
- Fitted (Indie)£5,300 – £7,700
- Warranty12–24 months
- Best ForLong-term ownership; 3+ year horizon
- Supply Only£8,000 – £12,000
- Fitted (Indie)£9,500 – £14,000
- Warranty24–36 months
- Best ForInsurance jobs, warranty claims
Figures above reflect current 218d replacement costs. The B47 and MHEV variants typically sit at the higher end of the range. See the Era Map above for generation-specific pricing.
Labour estimate: Fitting a 218d engine typically takes 10–14 hours at £65–£95/hr (independent) or £110–£160/hr (London/SE dealer).
Common Problems With BMW 2 Series 218d Engines
2. EGR Cooler Leaks(N47 and B47)
3. B47 Timing Chain Tensioner(Much Lower Risk Than N47)
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2 Series 218d — Repair, Buy, or Replace?
Not every issue means a new engine.Here’s what can be repaired, when it makes sense, and what to check before you buy.
Can It Be Repaired?
| Problem | Repairable? | Typical Cost | When It Makes Sense |
|---|---|---|---|
| Timing chain rattle (N47 — preventative) | Yes | £650 – £1,800 | Essential maintenance — catch it before catastrophic failure |
| Snapped timing chain (N47) | Usually No | Engine replacement | Piston-valve contact means little is left to repair |
| Timing chain wear (B47) | Yes | £1,200 – £2,500 | Far less common than N47; catch early if rattle appears |
| EGR cooler leak | Yes | £500 – £1,200 | Straightforward replacement — check recall status first |
| DPF clogging | Yes | £400 – £1,200 | Standard maintenance on any modern diesel |
ProblemRepairable? · Typical Cost
Timing chain rattle (N47 — preventative)
Yes£650 – £1,800
Essential maintenance — catch it before catastrophic failure
Snapped timing chain (N47)
Usually NoEngine replacement
Piston-valve contact means little is left to repair
Timing chain wear (B47)
Yes£1,200 – £2,500
Far less common than N47; catch early if rattle appears
EGR cooler leak
Yes£500 – £1,200
Straightforward replacement — check recall status first
DPF clogging
Yes£400 – £1,200
Standard maintenance on any modern diesel
Buying This 218d? Check These First
Buy if:
- Post-LCI F22/F23 (2017+) with B47 engine (significantly reduced chain risk)
- F44/F45/F46 or U06 B47-engined car (modern, improved design)
- Documented timing chain history on any N47-engined car
- EGR recall completed (check with BMW)
- Full service history with regular oil changes (critical for chain longevity)
Avoid if:
- Pre-LCI F22/F23 N47 with cold-start rattle and no chain history
- No service history — the N47 is unforgiving of neglect
- Short-journey ownership history — DPF issues likely
- Unexplained coolant loss — EGR cooler may be failing
Closing verdict
The 218d is BMW's entry-level 2.0-litre diesel across the 2 Series range. If you're looking at a pre-2017 F22/F23, it has the N47 — with the well-known rear-mounted chain risk. The post-2017 LCI B47 is a significant improvement, fixing the chain design. Newer F44/F45/F46 and U06 models all use the B47. Budget for chain maintenance if the history is unclear. With typical 2 Series values of £8,000–£25,000, a £4,000–£5,500 engine replacement is a significant but often worthwhile investment.
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Buying Checklist
Before you buy a used BMW 2 Series 218d (or before you commit to an engine replacement), check these:
1. Cold Start
Listen for 1–30 seconds of rattle (N47 timing chain warning) — see the map above
2. Service History
Including which engine era (N47 or B47) and oil-change discipline
3. EGR Recall
Confirm recall completion with BMW (both N47 and B47 affected)
4. Smoke Check
White smoke on startup can indicate EGR coolant leak
5. DPF Regeneration
Check history; short journeys accelerate wear on all diesel eras
6. Turbo Boost
Test acceleration; any lag, whistling, or grinding?
7. Engine Warning Light
Have codes been read? Any unresolved issues?
8. MOT History
Check for emissions-related failures
Buying Checklist
Before you buy a used BMW 2 Series 218d (or before you commit to an engine replacement), check these:
- 1
Cold Start
Listen for 1–30 seconds of rattle (N47 timing chain warning) — see the map above
- 2
Service History
Including which engine era (N47 or B47) and oil-change discipline
- 3
EGR Recall
Confirm recall completion with BMW (both N47 and B47 affected)
- 4
Smoke Check
White smoke on startup can indicate EGR coolant leak
- 5
DPF Regeneration
Check history; short journeys accelerate wear on all diesel eras
- 6
Turbo Boost
Test acceleration; any lag, whistling, or grinding?
- 7
Engine Warning Light
Have codes been read? Any unresolved issues?
- 8
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 2 Series 218d pitfalls.
Engine Codes
This table's rows match Section 1B's Era Map exactly.
N47D20C
- Years
- 2014–2017 (F22/F23 pre-LCI)
- Power
- 143 bhp
- 2025 Enquiries
- —(within N47 family volume)
- Avg. Recon Cost
- £3,200–£5,500[PLACEHOLDER]
B47D20
- Years
- 2017–2021 (F22/F23 LCI)
- Power
- 148 bhp
- 2025 Enquiries
- —(within B47 family volume)
- Avg. Recon Cost
- £3,400–£5,800[PLACEHOLDER]
B47D20
- Years
- 2018–2022 (F44/F45/F46)
- Power
- 148 bhp
- 2025 Enquiries
- —(within B47 family volume)
- Avg. Recon Cost
- £3,400–£5,800[PLACEHOLDER]
B47D20 MHEV
- Years
- 2022–present (U06)
- Power
- 148 bhp + MHEV
- 2025 Enquiries
- —(within B47 family volume)
- Avg. Recon Cost
- £3,600–£6,500[PLACEHOLDER]
Technical SpecsB47 — current generation
- Displacement
- 1,995cc
- Cylinders
- 4-cylinder inline
- Compression Ratio
- 16.5:1
- Fuel System
- Common-rail direct injection, turbocharged and intercooled
- Torque
- 320–350 Nm @ 1,500–3,000 rpm
Market Intelligence
Real data from thousands of 2 Series 218d enquiries in 2025.
Most Common FailureN47 timing chain (pre-LCI F22/F23)
The defining issue of the earlier 218d
Average Enquiry Mileage
60,000–90,000
miles
[PATTERN DATA]Average Replacement Cost
£4,000–£5,000
reconditioned, supply only
[PLACEHOLDER]Most Requested Engine Code
N47D20C / B47D20
[PATTERN DATA]Peak Enquiry Season
Winter
Cold starts expose chain wear
[PATTERN DATA]Regional Demand
- South East
- 18%
- North West
- 16%
- Midlands
- 14%
- Other Regions
- 52%
Regional Demand Breakdown
14%Midlands18%South East16%North West52%Other Regions
Frequently Asked Questions
A reconditioned 218d engine typically costs £3,200–£5,800 supply only, with the B47 and MHEV variants at the higher end. Fitting adds £800–£1,300 depending on the specialist. Used engines can be found from £800–£1,800, but condition varies dramatically.
It depends entirely on which engine era your 218d has. The pre-2017 F22/F23 with the N47 has the well-documented rear-mounted timing chain risk — a known weakness that can cause catastrophic failure. The post-2017 LCI B47 is significantly more reliable — the chain was relocated to the front, fixing the N47's timing-chain issues. Newer F44/F45/F46 and U06 models all use the B47. Both N47 and B47 share EGR cooler issues, subject to a BMW recall.
Timing chain wear on N47-engined cars (cold-start rattle is the warning sign), EGR cooler leaks affecting both N47 and B47 (subject to a BMW recall), and DPF clogging exacerbated by short journeys. The B47 is a significant improvement over the N47.
Depends on vehicle value and engine era. Against a well-kept £8,000–£15,000 2 Series, a £4,000–£5,000 recon is 25–60% of the car's value — often worth it. Against a tired £4,000 example, the same recon may exceed our 70% BMW threshold — get a scrap valuation first. B47-engined cars command a premium due to improved reliability.
Pre-LCI F22/F23 (2014–2017) 218d engines carry the N47D20C code. LCI F22/F23 (2017–2021), F44/F45/F46 (2018–2022) and U06 (2022–present) use the B47D20 (with MHEV on U06). Check the VIN plate or vehicle documentation. If your car is registered after 2017, it's almost certainly the B47.
Yes — if caught early. A preventative chain replacement (£650–£1,800) is far cheaper than a catastrophic chain snap (£3,200–£5,500 engine replacement). At the first sign of cold-start rattle, book an inspection immediately. The B47 has far fewer timing chain issues — but regular oil changes remain essential.
Disclaimer: All prices are indicative UK market ranges based on historical quote data from our network of engine specialists.
Actual costs vary by variant, engine condition, 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.
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see prices, warranty terms and supply & fit options side-by-side before you commit. We cover the 2.0-litre turbo-diesel specifically, with specialists who understand the N47-to-B47 transition and the critical importance of timing chain maintenance across every 218d variant.
UK Engine Replacement Services for 218d
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