BMW 5 Series 530e Engine ReplacementCompare Prices & Get Quotes
Get quotes today from trusted UK BMW 5 Series 530e engine specialists. Compare prices on reconditioned, rebuilt and used engines for your plug-in hybrid 530e - powered by the B48B20A petrol engine with 252hp combined output.
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12-Month Warranty
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From £1,800 to £3,200
Used from £800 · Reconditioned from £1,500 · Common codes: B48B20A
From £800
Tested, bare/short engine
From £1,500
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 5 Series 530e Replacement Engineto Finding the Best BMW 5 Series 530e Replacement Engine
Most replacements completed within 3-5 days.
BMW 5 Series 530e - Engine History & Specs at a Glance
The BMW 530e joined the 5 Series range in 2017 as the plug-in hybrid variant positioned above the 520e and below the full-electric i5. It pairs BMW's proven B48B20A 2.0-litre turbocharged petrol engine with an electric motor, offering 252hp combined output and up to 35 miles of electric-only range.

BMW 5 Series 530e - Engine History & Specs at a Glance
The BMW 530e joined the 5 Series range in 2017 as the plug-in hybrid variant positioned above the 520e and below the full-electric i5. It pairs BMW's proven B48B20A 2.0-litre turbocharged petrol engine with an electric motor, offering 252hp combined output and up to 35 miles of electric-only range.
BMW 5 Series 530e
Engine History Timeline
2020 (G30/G31 pre-LCI) - B48B20A 2.0L turbocharged petrol (184hp) + 83kW electric motor (113hp), 252hp combined, 9.2kWh battery, up to 31 miles EV range
2023 (G30/G31 LCI) - B48B20A 2.0L turbocharged petrol (184hp) + 83kW electric motor (113hp), 252hp combined, 12.0kWh battery, up to 35 miles EV range
present (G60) - B48B20A 2.0L turbocharged petrol + electric motor, 299hp combined (updated calibration), larger battery
Key Specs Snapshot
Every engine fitted to the BMW 5 Series 530e is covered below, with UK rebuilt pricing and known failure points.
BMW 5 Series 530e Engine Codes - Specifications & Replacement CostBMW 5 Series 530e Engine Codes - Specifications & Replacement Cost
2.0L Turbocharged Plug-in Hybrid (2017-2020)
Compatible Trim Levels
- 530e
- 530e M Sport
- 530e Luxury
- 530e xDrive

Find your exact engine code, specs and UK replacement cost guide.
Used
Tested, ready-to-fit engine
£800-£1,500
Reconditioned
Addressed known issues, tested
£1,500-£2,800
Rebuilt
Full teardown, upgraded internals
£1,800-£3,200
Common Failure
The B48B20A is generally reliable, but some owners report oil leaks from the oil filter housing gasket (commonly failing at 70k-90k miles) and coolant leaks from the cooling system. Timing chain problems are not a documented concern on this engine.


The BMW 530e uses the B48B20A engine - BMW's widely-used 2.0-litre turbocharged four-cylinder, paired with an 83kW electric motor. The B48 is significantly more reliable than older N-series engines, with timing chain problems not being a documented concern. However, a few known issues can arise with mileage. Rebuilt engines through EnginesMarket include upgraded components addressing the original failure points, plus a minimum 12-month unlimited-mileage warranty.

Oil Filter Housing Gasket Failure in the BMW 530e B48B20A
Affected Vehicles
BMW 5 Series 530e (B48B20A, 2017-present)
Typical Failure Mileage
70,000-90,000 miles
Root Cause
The oil filter housing gasket is a common leak point on the B48 engine. The gasket hardens and fails over time, allowing oil to seep from the engine. This is one of the most frequently reported issues with the B48 engine.
Why It Happens
The oil filter housing gasket is a common leak point on the B48 engine. The gasket hardens and fails over time, allowing oil to seep from the engine. This is one of the most frequently reported issues with the B48 engine.
Dealer (parts + labour)
£500-£900
Specialist (parts + labour)
£300-£550
What it involves
Replace gasket, clean mating surfaces
Suitability
Cost-effective fix for early-stage leaks
Dealer (parts + labour)
£4,000-£8,000
Specialist (parts + labour)
£2,500-£5,500
What it involves
Supply & fit, upgraded components, 12-month warranty
Suitability
Best if engine has suffered oil starvation damage
| Repair Tier | Dealer (Parts + Labour) | Specialist (Parts + Labour) | What It Involves | Suitability | Estimated Time |
|---|---|---|---|---|---|
Oil filter housing gasket replacement Minor | £500-£900 | £300-£550 | Replace gasket, clean mating surfaces | Cost-effective fix for early-stage leaks | |
Full Replacement - rebuilt/reconditioned engine Best Value | £4,000-£8,000 | £2,500-£5,500 | Supply & fit, upgraded components, 12-month warranty | Best if engine has suffered oil starvation damage |
Vehicle Value Check
Vehicle Value Check
A typical used BMW 530e (2017-2020) sits in the £18,000-£35,000 bracket. At this value, a full engine replacement is comfortably within the vehicle's worth - typically representing only 10-15% of the vehicle's value. For newer G60 530e models (£35,000+), replacement is even more easily justified.
Our Recommendation
Our Recommendation
For early oil leaks, the gasket replacement is the sensible first step. If the leak has been ignored and led to low oil levels or contamination, a full replacement may be necessary. Given the 530e's strong retained value, replacement is usually justified.

Don't Let Engine Failure Write Off Your BMW 5 Series 530e
The B48B20A is a fundamentally robust engine - and timing chain problems are not a documented concern. But no engine is invincible. Whether you're facing an oil leak, a coolant issue, hybrid battery degradation, or the rare need for a full replacement, EnginesMarket connects you with vetted UK specialists who understand the 530e's plug-in hybrid powertrain. Every rebuilt engine comes with a 12-month warranty, upgraded components, and nationwide delivery options - all at a fraction of dealer pricing.
Compare rebuilt B48B20A BMW 5 Series 530e engine prices
Important 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 5 Series 530e. Every engine supplied through EnginesMarket carries a minimum 12-month unlimited mileage warranty - always confirm exact terms with your chosen supplier."
BMW 5 Series 530e Engine ReplacementFrequently Asked Questions
Question 1How much does a BMW 5 Series 530e engine replacement cost in the UK-
A BMW 530e engine replacement typically costs £1,800-£3,200 for a rebuilt unit supply-only, with used options from £800 and reconditioned from £1,500. Labour for supply and fit adds approximately £650-£910 (10-14 hours at independent specialist rates). Dealer pricing is significantly higher.
- Used engine: £800-£1,500 supply-only
- Reconditioned: £1,500-£2,800 supply-only
- Rebuilt: £1,800-£3,200 supply-only
- Supply & fit: add £650-£910 in labour
Question 2What are the signs of engine failure in a BMW 530e-
Common warning signs include rattling or ticking noises from the engine, visible oil leaks under the car, blue smoke from the exhaust, coolant loss with no visible leak, loss of power, and the check engine light illuminating. The B48B20A is generally reliable, but oil leaks from the oil filter housing gasket are the most commonly reported issue.
- Unusual engine noises - investigate immediately
- Oil puddles or burning oil smell - likely oil filter housing gasket
- Coolant loss - check water pump and hoses
- Reduced performance or hybrid system warnings
Question 3Does the BMW 530e have timing chain problems-
No - timing chain problems are not a documented concern on the B48 engine. Unlike the older N-series engines (N20, N47) which had well-documented timing chain issues, the B48 uses an improved timing chain design that has proven reliable. The Toyota Supra also uses a version of the B48, which has passed serious scrutiny beyond BMW alone.
- B48 timing chain: significantly more reliable than N-series
- No documented guide failure issues
- Regular oil changes still recommended
Question 4Is it worth replacing the engine in a BMW 530e-
Given that a used 530e (2017-2020) retains £18,000-£35,000 of value, a full engine replacement is almost always worth it. Even the most expensive rebuilt unit represents only around 10-15% of the car's value - far less than replacing the entire vehicle. The 530e's strong residual values make engine replacement a sound financial decision.
- 530e values: £18k-£35k+ used (2017-2020 models)
- Replacement cost: 10-15% of vehicle value
- Rebuilt engines include 12-month warranty
- Often cheaper than buying another 530e
Question 5What's the difference between the 520e and 530e engine-
Both the 520e and 530e use the same B48B20A 2.0-litre turbocharged petrol engine. The difference lies in the electric motor output and overall system calibration. The 520e produces 204hp combined, while the 530e produces 252hp (pre-LCI) or up to 299hp (G60) - a significant power gap from a more powerful electric motor and different engine mapping.
- Same 2.0L B48B20A petrol engine
- 520e: 204hp combined
- 530e: 252hp+ combined
- Both use 8-speed automatic gearbox
Question 6What warranty comes with a BMW 530e replacement engine-
Every rebuilt and reconditioned BMW 530e engine supplied through EnginesMarket carries a minimum 12-month unlimited-mileage warranty. Terms vary by supplier - some offer extended coverage up to 24 months on premium rebuilds. Used engines typically come with a shorter warranty (30-90 days) depending on the supplier and mileage.
- Rebuilt/reconditioned: 12 months minimum, unlimited mileage
- Premium rebuilds: up to 24 months available
- Used engines: 30-90 days typically
- Always confirm exact terms with your chosen supplier
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