BMW 2 Series 223i Engine ReplacementCompare Prices & Get Quotes
Get quotes today from trusted UK BMW 2 Series 223i engine specialists. Compare prices on reconditioned, rebuilt and used engines for your BMW 223i - whether you drive an Active Tourer, Gran Coupe or xDrive variant.
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From £2,100 to £3,800
Used from £1,400 · Reconditioned from £2,100 · Common codes: B48A20M2, B48A20A, B48A20F
From £1,400
Tested, bare/short engine
From £2,100
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 2 Series 223i Replacement Engineto Finding the Best BMW 2 Series 223i Replacement Engine
Most replacements completed within 3-5 days.
BMW 2 Series 223i - Engine History & Specs at a Glance
The BMW 2 Series 223i arrived in 2021 as the range-topping non-hybrid petrol variant in the new U06 2 Series Active Tourer range, powered by a 2.0-litre four-cylinder B48 engine with mild-hybrid assistance. The 223i badge has also appeared on the 2 Series Gran Coupe, offering a potent combination of performance and efficiency.

BMW 2 Series 223i - Engine History & Specs at a Glance
The BMW 2 Series 223i arrived in 2021 as the range-topping non-hybrid petrol variant in the new U06 2 Series Active Tourer range, powered by a 2.0-litre four-cylinder B48 engine with mild-hybrid assistance. The 223i badge has also appeared on the 2 Series Gran Coupe, offering a potent combination of performance and efficiency.
BMW 2 Series 223i
Engine History Timeline
B48A20M2 2.0L turbo petrol with 48V mild-hybrid, 218hp (U06 Active Tourer launch)
B48A20A 2.0L turbo petrol, 192hp (Gran Coupe 223i variant)
B48A20M2 2.0L turbo petrol with 48V mild-hybrid, 218hp (Active Tourer LCI update)
B48A20F 2.0L turbo petrol, 192hp (Gran Coupe updated calibration)
Key Specs Snapshot
Every engine fitted to the BMW 2 Series 223i is covered below, with UK rebuilt pricing and known failure points.
BMW 2 Series 223i Engine Codes - Specifications & Replacement CostBMW 2 Series 223i Engine Codes - Specifications & Replacement Cost
2.0L Petrol (2021-present, Active Tourer)
Compatible Trim Levels
- 223i
- 223i MHT
- 223i MHT M Sport
- 223i MHT Luxury
- 223i xDrive (four-wheel drive adds ~1hr to fitting labour)

Find your exact engine code, specs and UK replacement cost guide.
Used
Tested, ready-to-fit engine
£1,400-£2,000
Reconditioned
Addressed known issues, tested
£2,100-£3,000
Rebuilt
Full teardown, upgraded internals
£2,800-£3,800
Common Failure
Timing chain tensioner wear is documented in BMW Service Bulletin SI B11 01 18 for B48 units. Coolant hose degradation and high-pressure fuel pump (HPFP) issues are also reported, particularly on higher-mileage examples.


The BMW 2 Series 223i is powered by the B48 family of 2.0-litre four-cylinder turbo petrol engines, which are generally robust but have a few well-documented weaknesses. The most significant is timing chain tensioner wear, documented in BMW Service Bulletin SI B11 01 18. Rebuilt engines through EnginesMarket include upgraded components addressing the original failure point, plus a minimum 12-month unlimited-mileage warranty.

Why the BMW 2 Series 223i B48 Engine Wears Prematurely
Affected Vehicles
BMW 2 Series 223i (B48A20M2, B48A20A, B48A20F, 2021-present)
Typical Failure Mileage
60,000-100,000 miles
Root Cause
The B48 uses a single-row timing chain system that has proven prone to premature stretch and guide wear. BMW acknowledged the defect and issued Service Bulletin SI B11 01 18 confirming timing chain tensioner wear as a known weakness in B48 engines.
Why It Happens
The B48 uses a single-row timing chain system that has proven prone to premature stretch and guide wear. BMW acknowledged the defect and issued Service Bulletin SI B11 01 18 confirming timing chain tensioner wear as a known weakness in B48 engines.
Dealer (parts + labour)
£900-£1,400
Specialist (parts + labour)
£600-£1,000
What it involves
Replace tensioner only
Suitability
Effective if caught very early
Dealer (parts + labour)
£2,200-£3,200
Specialist (parts + labour)
£1,500-£2,200
What it involves
Replace chain, guides, tensioner, VANOS units
Suitability
Recommended if rattle is persistent or mileage >70k
Dealer (parts + labour)
£4,500-£6,000
Specialist (parts + labour)
£2,700-£3,800 (matches Section 4's rebuilt figure for B48A20M2)
What it involves
Supply & fit, upgraded timing components, 12-month warranty
Suitability
The right call if chain has skipped teeth or caused valve damage
| Repair Tier | Dealer (Parts + Labour) | Specialist (Parts + Labour) | What It Involves | Suitability | Estimated Time |
|---|---|---|---|---|---|
Timing chain tensioner replacement Minor | £900-£1,400 | £600-£1,000 | Replace tensioner only | Effective if caught very early | |
Full timing chain kit replacement Best Value | £2,200-£3,200 | £1,500-£2,200 | Replace chain, guides, tensioner, VANOS units | Recommended if rattle is persistent or mileage >70k | |
Full Replacement - rebuilt/reconditioned engine Best Value | £4,500-£6,000 | £2,700-£3,800 (matches Section 4's rebuilt figure for B48A20M2) | Supply & fit, upgraded timing components, 12-month warranty | The right call if chain has skipped teeth or caused valve damage |
Our Recommendation
Our Recommendation
The B48 timing chain issue is well-documented in BMW Service Bulletin SI B11 01 18. If you hear a metallic rattle on cold start lasting 2-5 seconds, have the car inspected immediately. A full timing chain kit replacement with upgraded components is the most cost-effective long-term solution.

Don't Let Engine Failure Write Off Your BMW 2 Series 223i
The B48 engine is fundamentally robust, but timing chain tensioner wear, cooling system issues, and HPFP failures can escalate quickly if ignored. With rebuilt engines available from £2,700, a 12-month warranty on every unit, and nationwide delivery and fit options, replacing your 223i engine through EnginesMarket is often more cost-effective than main dealer repairs.
Compare rebuilt B48A20M2 BMW 2 Series 223i engine prices
Important Information
Important Information
BMW 2 Series 223i Engine ReplacementFrequently Asked Questions
Question 1How much does a BMW 2 Series 223i engine replacement cost in the UK-
A BMW 2 Series 223i engine replacement typically costs between £2,100 and £3,800 depending on the condition (used, reconditioned, or rebuilt) and the specific engine code. Used engines start from around £1,350, reconditioned units from £2,000, and fully rebuilt engines with a 12-month warranty from £2,700. Labour for supply and fit adds approximately £800-£1,500 depending on the workshop.
- Used: £1,350-£2,000
- Reconditioned: £2,000-£3,000
- Rebuilt: £2,700-£3,800
Question 2What are the signs of timing chain failure in a BMW 2 Series 223i-
The most common early warning sign is a rattling noise from the engine on cold start, which typically lasts 2-5 seconds before disappearing as oil pressure builds. This affects B48-powered 223i models. Other symptoms include a metallic ticking sound, engine hesitation, and in severe cases, the engine management light illuminating with camshaft position errors (P000A, P0016, P0017).
- Rattling on cold start is the primary symptom
- Can develop from 60,000-100,000 miles
- Ignoring it can lead to catastrophic engine failure
Question 3Is it worth replacing the engine in a BMW 2 Series 223i-
It depends on the vehicle's value and the extent of the damage. For a 223i worth £15,000-£25,000 (typical for 2021-2023 models), replacement is almost always justified. If the car is worth under £5,000, a used engine or repair may be more cost-effective. Given the relatively high value of most 223i examples, a rebuilt engine with a 12-month warranty is often the most sensible long-term investment.
- Vehicle value is the key deciding factor
- Rebuilt engines come with a 12-month warranty for peace of mind
- Compare quotes to find the best value option
Question 4How long does a BMW 2 Series 223i engine replacement take-
A typical BMW 2 Series 223i engine replacement takes 3-5 working days from order to completion, assuming the engine is in stock. Supply-only orders are usually dispatched within 1-2 working days. Supply and fit through our specialist network typically takes 3-5 days, including delivery, fitting, and ECU calibration.
- Supply only: 1-2 days
- Supply and fit: 3-5 working days
- Timelines vary by workshop and engine availability
Question 5What's the difference between the 223i and the 220i engine in the 2 Series-
The BMW 223i is powered by a 2.0-litre four-cylinder B48 engine producing 218hp (with mild-hybrid assistance on Active Tourer models), while the 220i uses either a 1.5-litre three-cylinder (Active Tourer, 170hp) or a 2.0-litre four-cylinder (Gran Coupe, 184hp). The 223i offers significantly more power and torque, making it the sportier choice.
- 223i: 2.0L 4-cyl, 218hp, more power
- 220i: 1.5L 3-cyl (170hp) or 2.0L 4-cyl (184hp)
- 223i is the range-topping non-hybrid petrol variant
Question 6Will a replacement BMW 2 Series 223i engine pass the MoT-
Yes - all engines supplied through EnginesMarket are MoT emissions compliant. Rebuilt and reconditioned engines are tested to ensure they meet the original emissions standards for the vehicle's year. For 223i models with OPF (Otto Particulate Filter), compliance is confirmed before dispatch.
- All engines meet OEM emissions standards
- Rebuilt units include upgraded components
- MoT readiness is confirmed before supply
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