1.0 EcoBoost Engines
from £1,200 to £2,500
Rebuilt units from £1,350 · Common codes: SFJA, M1JA, YYJC
Get quotes from trusted UK Ford B-Max engine specialists. Compare reconditioned, rebuilt and used prices for 1.0 EcoBoost to 1.6 Ti - EcoBoost & Duratorq covered. Compare supply & fit options today.
1.0 EcoBoost Engines
from £1,200 to £2,500
Rebuilt units from £1,350 · Common codes: SFJA, M1JA, YYJC
1.5 & 1.6 TDCi Diesel Engines
from £1,350 to £2,600
Rebuilt units from £1,550 · Common codes: UGJC, T3JB
1.4 & 1.6 Duratec Petrol Engines
from £1,150 to £2,300
Rebuilt units from £1,350 · Common codes: FYJA, XTJA

Most replacements completed within 3-5 days.
Compare affordable Ford B-Max rebuilt engine costs by variant, fuel type, and known failure causes - typical UK supply-only pricing with verified engine codes.


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Not sure which variant your Ford B-Max is- Enter your registration number above - we'll identify the exact sub-model, engine code and compatible replacement options instantly.

Every engine code fitted to the Ford B-Max across all generations, with technical specs, compatible variants and trims, known failure points, and average rebuilt prices from UK specialists. Select any engine code to compare quotes.
Extracted from detailed petrol and performance engine families across Ford B-Max variants.

SFJA - 1.0L Petrol
Main replacement demand comes from timing-chain, cooling-system and performance thermal-management faults.
Compatible variants
Avg. rebuilt price
£1,200 - £2,100
Supply only
Technical specifications
Common failures
Not sure which engine code?
Can't find your engine code- Enter your registration number above - we'll instantly identify the exact unit, its technical specifications, and live replacement prices from UK Ford B-Max engine specialists. Every rebuilt engine comes with a minimum 12-month unlimited mileage warranty.

The Ford B-Max is generally reliable, but its 1.0 EcoBoost, 1.6 Duratec, and 1.5/1.6 TDCi engines each carry specific failure points that commonly trigger replacement searches. The 1.0 EcoBoost’s oil-immersed timing belt is the most documented issue, while diesel variants frequently suffer from DPF blockages and injector wear. Every rebuilt Ford B-Max...
Ford B-Max 1.0 EcoBoost Wet Timing Belt Failure
Most affected vehicles
Ford B-Max Zetec, Titanium, Cool & Connect, SYNC Edition (2012-2017, SFJA, SFJB, M1JA)
Failure mileage range
60,000 - 90,000 miles
Typical failure window
Root cause
The timing belt runs inside the oil sump rather than externally. Over time, the rubber degrades, sheds fibres that clog the oil pickup strainer, and causes catastrophic oil starvation.
Repair options & estimated costs (UK ranges)
| Repair tier | Dealer price | Specialist price | What it involves | Longevity / suitability |
|---|---|---|---|---|
| Minor - Preventative Wet Belt Replacement | £650 - £950 | £400 - £650 | Full timing belt, tensioner, and water pump replacement before fibre shedding occurs. | Restores factory spec. Highly recommended if belt is intact and mileage is under 70k. |
| Intermediate - Oil Pickup & Turbo Service | £900 - £1,400 | £550 - £850 | Engine sump removal, oil pickup strainer cleaning, turbo seal replacement, and fresh oil system flush. | Only viable if belt hasn't fully failed and no internal bearing damage exists. |
| Full Replacement - Rebuilt 1.0 EcoBoost Engine | £2,200 - £3,200 | £1,600 - £2,400 | Complete supply & fit of a reconditioned unit with upgraded timing belt guides, reinforced strainer, and bench-tested oil pressure system. | Long-term solution. Addresses root cause permanently with 12-month warranty included. |
Our recommendation
If your Ford B-Max is still running without oil pressure warnings, act immediately with a preventative belt change. Once the oil pickup clogs or the engine seizes, repair costs quickly exceed the car’s market value. At 70,000+ miles with belt debris in the sump, a full replacement is almost always more economical and reliable than attempting a partial clean-out.
Compare rebuilt SFJA/M1JA 1.0 EcoBoost Ford B-Max engine prices
Every condition is available through our UK network with typical price ranges based on variant, engine code and budget.
Compare Ford B-Max engine prices with vetted UK suppliers
All engine types include a minimum 12-month unlimited mileage warranty when sourced through EngineMarket. Prices are typical UK market ranges based on historical quote data from our network and depend on exact engine code, variant, mileage and supplier. Use our free comparison tool above - enter your registration to get tailored quotes for your specific Ford B-Max within hours.

Every displacement officially fitted to the Ford B-Max is listed below with matching engine codes, production years and verified failure notes to ensure accurate replacement matching.
Introduced in late 2013, the 1.5-litre TDCi replaced the older 1.6 unit in later B-Max production runs to meet stricter Euro emissions standards while maintaining strong low-end torque for urban driving. This compact Duratorq engine became the standard diesel choice for mid-to-high spec trims, offering improved real-world fuel economy without sacrificing daily drivability.
Engine Code(s)
UGJC
Compatible Models (UK)
Zetec, Titanium, Cool & Connect, SYNC Edition, Individual
Power output
Verified by registration
Common Failure Points
Diesel particulate filter (DPF) blockage from short journeys, injector seal leaks causing oil contamination
Production Years: 2013-2017
Get quotes for Ford B-Max 1.5L diesel engines
The B-Max diesel range ran from 2012-2017 with 1.6L and later 1.5L TDCi units, favoured for motorway economy but prone to DPF and injector issues on urban use.
Common Ford B-Max Diesel Engine Families
Found In
Known For
Typical Diesel Models
The B-Max diesel range ran from 2012-2017 with 1.6L and later 1.5L TDCi units, favoured for motorway economy but prone to DPF and injector issues on urban use.
Common Ford B-Max Diesel Engine Families
Found In
Known For
Typical Diesel Models
Petrol B-Max models span 1.0L EcoBoost turbo 1.4L and 1.6L Duratec naturally aspirated units with the EcoBoost dominating UK registrations but requiring strict wet belt maintenance.
Common Ford B-Max Petrol Engine Families
Found In
Known For
Typical Petrol Models
Not sure which fuel type your Ford B-Max has- Enter your registration number above to instantly identify your engine code fuel system and compatible replacement options - all backed by a minimum 12-month unlimited mileage warranty from UK Ford B-Max specialists.

This technical timeline maps every engine change across the 2012-2017 production run so owners can quickly identify their unit and compare rebuilt engine prices from UK specialists.
⚙Key Changes
▣Main Engines
SFJA- 1.0L petrol (Zetec 100PS)
M1JA- 1.0L petrol (Titanium 120PS)
FYJA- 1.4L petrol (Studio entry-level)
XTJA- 1.6L petrol (Zetec/Titanium 105PS)
T3JB- 1.6L diesel (All trims 95PS)
▰Popular Models
🔧Known For
Engine Codes Covered:
SFJAM1JAFYJAXTJAT3JB