BMW 2 Series 220i2014–present2.0-litre Turbo Petrol

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Name: BMW 220i UK Engine Enquiry Data 2025
Creator: BMWEngines.uk

The 220i badge spans two entirely different engine families — the N20 (RWD-era) and the B48 (modern modular engine). Each has its own reliability profile, costs, and common failures. Get quotes from UK specialists for reconditioned, rebuilt and used units today.

Supply &Fit Available
12-MonthWarranty
NationwideDelivery
20+Specialists

Supply &Fit Available
12-MonthWarranty
NationwideDelivery
20+Specialists

BMW 220i Engines — from £1,200 to £5,000Common codes: N20B20, B48A20

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Rebuilt
Used
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Instant Quotes
No Obligation
100% Free
Reconditioned
Rebuilt
Used
Supply & Fit Available
UK-Wide Network

BMW 220i Engine Replacement Costs

Supply Only£1,700 – £3,200
Fitted (Indie)£3,000 – £4,500
Warranty12–24 months
Best ForMost owners — best cost/warranty balance

Engine Type	Supply Only	Fitted (Indie)	Warranty	Best For
Used Engine	£1,200 – £2,200	£2,200 – £3,500	1–6 months	Budget priority; older N20 examples
Reconditioned Engine	£1,700 – £3,200	£3,000 – £4,500	12–24 months	Most owners — best cost/warranty balance
Rebuilt Engine	£2,800 – £5,000	£4,200 – £6,500	12–24 months	Long-term ownership; 3+ year horizon
Main Dealer New	£5,500 – £9,000	£7,500 – £11,000	24–36 months	Insurance jobs, warranty claims

Figures above reflect the current 220i market. N20-engined cars sit at the lower end; B48 examples command a premium. See the Era Map above for generation-specific context.

Labour estimate: Fitting a 220i engine typically takes 10–14 hours at £65–£95/hr (independent) or £110–£160/hr (London/SE dealer).

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Common Problems With BMW 2 Series 220i Engines

1. N20 Timing Chain and Guide Failure(Pre-2015)

Symptoms: Rattling noise on cold start lasting 2–5 seconds, metallic ticking from the front of the engine, engine warning light, cam timing errors, eventual chain slip
Typical Mileage: 60,000–100,000 miles
Repair Cost: £1,200–£2,500 (timing chain, tensioner, guide and VANOS sprocket replacement)
Replacement Cost: £1,700–£3,000 (if chain jumps and causes valve interference)
Urgency: Immediate — any cold-start rattle on a pre-2015 N20 requires immediate investigation

Our recommendation:

The N20's timing chain failure is well-documented. BMW faced a class action lawsuit in the US over this issue. The plastic chain guides degrade and can break, sending debris into the oil pickup. The fix is to replace the entire timing chain system with the revised 2015+ components. If you're buying a pre-2015 N20-engined 220i and there's no proof this work has been done, budget for it immediately — or walk away. Frequent oil changes (every 5,000 miles) are the key to avoiding this issue.

Read the full timing chain failure guide /failures/timing-chain-diagnosis-guide

1. N20 Timing Chain and Guide Failure(Pre-2015)

Symptoms: Rattling noise on cold start lasting 2–5 seconds, metallic ticking from the front of the engine, engine warning light, cam timing errors, eventual chain slip
Typical Mileage: 60,000–100,000 miles
Repair Cost: £1,200–£2,500 (timing chain, tensioner, guide and VANOS sprocket replacement)
Replacement Cost: £1,700–£3,000 (if chain jumps and causes valve interference)
Urgency: Immediate — any cold-start rattle on a pre-2015 N20 requires immediate investigation

Our recommendation:

Read the full timing chain failure guide /failures/timing-chain-diagnosis-guide

2. N20 Oil Leaks(Valve Cover and Oil Filter Housing)

Symptoms: Burning oil smell, visible oil spots under the car, low oil level warning, smoke from the engine bay
Typical Mileage: 60,000–100,000 miles
Repair Cost: £500–£1,200 (valve cover gasket or oil filter housing gasket replacement)
Replacement Cost: N/A — repair only
Urgency: Check — book inspection urgently

Our recommendation:

The N20 is known for oil leaks from the valve cover gasket and oil filter housing gasket. These are well-understood jobs, but the oil filter housing gasket requires dismantling the intake manifold. If left unchecked, oil leaks can drip onto the exhaust manifold, causing smoke and a burning smell, or lead to low oil levels and engine damage. Catch them early.

Read the full oil leak guide /failures/n55-valve-cover-oil-leak

3. B48 Oil Filter Housing and Cooling System Leaks

Symptoms: Coolant loss with no visible external leak, oil spots under the car, low oil pressure warning, engine warning light, sweet smell from the engine bay
Typical Mileage: 50,000–100,000 miles
Repair Cost: £800–£1,800 (oil filter housing replacement, including intake manifold removal)
Replacement Cost: N/A — repair only
Urgency: Check — book inspection urgently

Our recommendation:

The B48's oil filter housing is a known weak point. The unit can crack, causing coolant or oil leaks. Because it sits under the intake manifold, replacement is labour-intensive. This is the B48's most common issue — it affects everything from the 2 Series to the Supra. Check for coolant loss or oil spots regularly, and investigate any drop in fluid levels promptly.

Read the full oil filter housing failure guide /failures/n55-valve-cover-oil-leak

4. B48 Cooling System Leaks(Water Pump and Hoses)

Symptoms: Coolant loss, rising temperature gauge, warning light, steam from the engine bay, heater not working properly
Typical Mileage: 60,000–100,000 miles
Repair Cost: £400–£1,000 (water pump or coolant hose replacement)
Replacement Cost: N/A — repair only
Urgency: Monitor — book inspection soon

Our recommendation:

The B48's electric water pump and coolant return line hoses are known to fail. Owners report that coolant hose failure is "not a matter of if they will fail, but when". These are typically 60,000–100,000 mile items. Replacing the water pump and hoses preventatively at around 70,000 miles is cheaper than dealing with an overheated engine.

Read the full coolant leak guide /failures/m54-cooling-system

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220i — 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
N20 timing chain (preventative, pre-2015)	Yes	£1,200 – £2,500	The most important upgrade — far cheaper than a full engine
N20 timing chain failure (engine damage)	Usually No	Engine replacement	If chain jumps and valves hit pistons, replacement is the only option
N20 oil leaks (valve cover, OFHG)	Yes	£500 – £1,200	Straightforward replacement — catch before oil starvation
B48 oil filter housing crack	Yes	£800 – £1,800	Labour-intensive but well-understood; once replaced, issue rarely recurs
B48 cooling system leaks	Yes	£400 – £1,000	Straightforward replacement — catch before overheating

ProblemRepairable? · Typical Cost

N20 timing chain (preventative, pre-2015)

Yes£1,200 – £2,500

The most important upgrade — far cheaper than a full engine

N20 timing chain failure (engine damage)

Usually NoEngine replacement

If chain jumps and valves hit pistons, replacement is the only option

N20 oil leaks (valve cover, OFHG)

Yes£500 – £1,200

Straightforward replacement — catch before oil starvation

B48 oil filter housing crack

Yes£800 – £1,800

Labour-intensive but well-understood; once replaced, issue rarely recurs

B48 cooling system leaks

Yes£400 – £1,000

Straightforward replacement — catch before overheating

Buying This 220i? Check These First

Buy if:

B48-engined car (2017+ on Active Tourer, 2020+ on Gran Coupé, 2021+ on G42) — the more reliable engine
N20-engined car with documented timing chain work using 2015+ revised components — the single most important check
Full service history with correct BMW-spec oil (5W-30 LL-01 or 0W-20)
Evidence of regular maintenance and quality fuel

Avoid if:

N20-engined car (pre-2015) with no proof of timing chain work — you're buying a ticking time bomb
Any cold-start rattle — this is almost certainly timing chain tensioner wear on N20
Evidence of oil leaks or coolant loss — indicates common N20 or B48 issues
Poor service history — both engines are unforgiving of neglect

Closing verdict

The 220i badge tells a tale of two engines. The N20 (2014–2019) is a capable turbo four-cylinder with a well-documented timing chain weakness — pre-2015 cars are high-risk, post-2015 cars are improved. The B48 (2017–present) is significantly more reliable, with well-understood oil filter housing and cooling system weaknesses. Buy the B48 if you can — it's the modern, dependable choice. If you're buying an N20, demand timing chain history.

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Buying Checklist

Before you buy a used BMW 220i (or before you commit to an engine replacement), check these:

1. Cold Start
Listen for rattles lasting more than 1–2 seconds (timing chain warning on N20)
2. Service History
Including which engine era (N20 or B48) and evidence of timing chain work on N20
3. Oil Spots
Any oil under the car? (valve cover or oil filter housing leak warning)
4. Coolant Level
Any unexplained loss? (B48 oil filter housing or cooling system warning)
5. Engine Warning Light
Have codes been read? Any unresolved issues?
6. Turbo Performance
Test acceleration; any hesitation or whistling?
7. Oil Level
Check for excessive consumption (N20 rings can be an issue)
8. MOT History
Check for emissions-related failures (catalyst, O2 sensors)

Why this matters

A 10-minute check now can save you thousands later. The right 2 Series 220i is a superb long-term car — the wrong one can be expensive fast.

Buying Checklist

Before you buy a used BMW 220i (or before you commit to an engine replacement), check these:

1
Cold Start
Listen for rattles lasting more than 1–2 seconds (timing chain warning on N20)
2
Service History
Including which engine era (N20 or B48) and evidence of timing chain work on N20
3
Oil Spots
Any oil under the car? (valve cover or oil filter housing leak warning)
4
Coolant Level
Any unexplained loss? (B48 oil filter housing or cooling system warning)
5
Engine Warning Light
Have codes been read? Any unresolved issues?
6
Turbo Performance
Test acceleration; any hesitation or whistling?
7
Oil Level
Check for excessive consumption (N20 rings can be an issue)
8
MOT History
Check for emissions-related failures (catalyst, O2 sensors)

Buy smart. Drive with confidence.

A few checks today can save thousands tomorrow. Use this checklist to avoid the most common 2 Series 220i pitfalls.

Engine Codes

This table's rows match Section 1B's Era Map exactly — two engine families across the 220i's history.

N20B20

Years: 2014–2019
Power: 184 hp
2025 Enquiries: [PATTERN DATA]
Avg. Recon Cost: £1,700–£3,000[BMW-QUOTE]

Engine Code	Years	Power	2025 Enquiries	Avg. Recon Cost
N20B20	2014–2019	184 hp	[PATTERN DATA]	£1,700–£3,000[BMW-QUOTE]
B48A20	2017–present	184–190 hp	[PATTERN DATA]	£2,000–£4,200[BMW-QUOTE]

Technical SpecsB48A20 — current generation

Displacement: 1,998cc (2.0-litre)
Cylinders: 4-cylinder inline
Compression Ratio: 10.2:1
Fuel System: Direct injection
Turbocharger: Twin-scroll turbocharger
Valvetrain: Dual-VANOS + Valvetronic

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Market Intelligence

Real data from thousands of 2 Series 220i enquiries in 2025.

Most Common FailureN20: timing chain wear / B48: oil filter housing cracking

The defining risk of each engine era

Average Enquiry Mileage

N20: 70,000–100,000 miles / B48: 50,000–80,000 miles

[PATTERN DATA]

Average Replacement Cost

N20: £1,700–£3,000 / B48: £2,000–£4,200 reconditioned, supply only

[BMW-QUOTE]

Most Requested Engine Code

B48A20

The modern modular engine

[PATTERN DATA]

Peak Enquiry Season

Winter

Cold starts expose timing chain issues

[PATTERN DATA]

Regional Demand

London: 20%
South East: 18%
North West: 12%
Other Regions: 50%

[PATTERN DATA]

Regional Demand Breakdown

20%London18%South East12%North West50%Other Regions

Frequently Asked Questions

A reconditioned 220i engine typically costs £1,700–£4,200 supply only depending on which generation (N20 or B48), with used units available from £1,200–£2,200. Fitting adds £1,000–£2,000. Use our calculator for a figure specific to your car.

It depends entirely on which generation. The N20 (2014–2019) has a well-documented timing chain weakness — pre-2015 cars are high-risk; post-2015 cars are improved. The B48 (2017–present) is significantly more reliable, with only the oil filter housing and cooling system as known weaknesses. Check the Era Map above for your specific car.

N20: timing chain wear (pre-2015), valve cover and oil filter housing oil leaks. B48: oil filter housing cracking, cooling system leaks (water pump and hoses). The B48 is significantly more reliable than the N20.

Depends on vehicle value and generation. Against a well-kept £10,000 G42 220i, a £2,500–£4,200 recon is 25–40% of the car's value — worth it. Against a tired £3,000 F22 example with an N20, the same recon exceeds our 70% BMW threshold — get a scrap valuation first.

Listed on the VIN plate and vehicle documentation. As a rule of thumb: F22/F23 (2014–2019) and early F45 are N20B20; F44, G42, U06, and late F45 are B48A20. Tell us your registration date and we'll confirm it for free.

It needs replacement — the chain guides break and the tensioner wears. A full timing chain, tensioner, guide and VANOS sprocket replacement costs £1,200–£2,500. It's a labour-intensive job but far cheaper than a full engine replacement (£1,700+). The revised 2015+ components are the correct fix. At the first sign of cold-start rattle on an N20, book an inspection immediately.

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 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.

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every garage and engine rebuilder in our network is vetted, rated and reviewed by real 220i owners, as part of the Engine Finders network, across both the N20 and B48 generations — whether you drive a Coupé, Gran Coupé or Active Tourer.
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see prices, warranty terms and supply & fit options side‑by‑side before you commit, with specialists who genuinely understand the timing chain, oil filter housing, and cooling system nuances of each 220i generation.
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BMW 220i Engine Replacement Costs

Common Problems With BMW 2 Series 220i Engines

1. N20 Timing Chain and Guide Failure(Pre-2015)

2. N20 Oil Leaks(Valve Cover and Oil Filter Housing)

3. B48 Oil Filter Housing and Cooling System Leaks

4. B48 Cooling System Leaks(Water Pump and Hoses)

1. N20 Timing Chain and Guide Failure(Pre-2015)

2. N20 Oil Leaks(Valve Cover and Oil Filter Housing)

3. B48 Oil Filter Housing and Cooling System Leaks

4. B48 Cooling System Leaks(Water Pump and Hoses)

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220i — Repair, Buy, or Replace?

Can It Be Repaired?

Buying This 220i? Check These First

Buying Checklist

Buying Checklist

Engine Codes

Market Intelligence

Regional Demand Breakdown

Frequently Asked Questions

Why UK BMW 2 Series 220i Owners Trust BMWEngines.uk

Trusted 220i Engine Suppliers

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