Vauxhall Astra 1.21.5 Turbo Engine Replacement - Compare Prices & Get Quotes
Get quotes today from trusted UK Vauxhall Astra 1.2-1.5 Turbo engine specialists. Compare prices on reconditioned, rebuilt and used engines for your Astra 1.2, 1.4 or 1.5 Turbo - supply and fit available nationwide.
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From £1,200 to £3,500
Used from £400 · Reconditioned from £900 · Common codes: EB2ADTS, B14XFT, DV5RC, A14NET, F12SHT, B14XFL, F15DVH
From £400
Tested, bare/short engine
From £900
Rod bearings addressed, tested
From quote
Upgraded bearings, full teardown, revised valvetrain
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3 Simple Steps3 Simple Stepsto Finding the Best Vauxhall Astra 1.2-1.5 Turbo Replacement Engineto Finding the Best Vauxhall Astra 1.2-1.5 Turbo Replacement Engine
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Variant HistoryVauxhall Astra 1.2-1.5 Turbo - Engine History & Specs at a Glance
The Vauxhall Astra 1.2-1.5 Turbo range spans two generations of the popular family hatchback - the Mk VII (Astra K, 2015-2022) and the Mk VIII (Astra L, 2022-present). The turbocharged petrol and diesel engines in this range replaced older naturally aspirated and CDTi units, offering improved efficiency, lower emissions and stronger low-end torque.
Variant HistoryVauxhall Astra 1.2-1.5 Turbo - Engine History & Specs at a Glance
The Vauxhall Astra 1.2-1.5 Turbo range spans two generations of the popular family hatchback - the Mk VII (Astra K, 2015-2022) and the Mk VIII (Astra L, 2022-present). The turbocharged petrol and diesel engines in this range replaced older naturally aspirated and CDTi units, offering improved efficiency, lower emissions and stronger low-end torque.
Vauxhall Astra 1.2-1.5 Turbo
Fuel TypePetrol Turbo / Diesel Turbo
Engine Size Range1.2L (1199cc) - 1.5L (1498cc)
Power Output Range110-150bhp across the variant's historyEngine History Timeline
Mk VII Astra K launched with 1.4 Turbo petrol (A14NET 140PS) and 1.6 CDTi diesel; 1.2 Turbo (F12SHT, 131PS) and 1.4 Turbo (B14XFT, 150PS) join the range
Mk VII facelift introduces 1.5 Turbo D diesel (DV5RC / F15DVH 130PS) replacing the 1.6 CDTi; 1.2 Turbo updated to EB2ADTS (130PS) with revised emissions hardware
Mk VIII Astra L launched with 1.2 Turbo petrol (EB2ADTS 110PS & 130PS) and 1.5 Turbo D diesel (DV5RC, 130PS) as the core engine line-up
1.4 Turbo petrol phased out in favour of 1.2 Turbo across most trims
Key Specs Snapshot
Fuel TypePetrol Turbo / Diesel TurboEngine Size Range1.2L (1199cc) - 1.5L (1498cc)Power Output Range110-150bhp across the variant's historyYears Produced2015-presentEvery engine fitted to the Vauxhall Astra 1.2-1.5 Turbo range is covered below, with UK rebuilt pricing and known failure points.
Vauxhall Astra 1.2-1.5 Turbo Engine Codes - Specifications & Replacement CostVauxhall Astra 1.2-1.5 Turbo Engine Codes - Specifications & Replacement Cost
1.2 Turbo (110-130PS) (2018-present)
Power Output110-130 bhpYears Fitted2018-present (Mk VII facelift / Mk VIII)
Compatible Trim Levels
- Design
- SRi
- Elite
- Griffin
- Ultimate
- GS Line
Find your exact engine code, specs and UK replacement cost guide.
Used
Tested, ready-to-fit engine
£400-£900
Reconditioned
Addressed known issues, tested
£1,200-£2,200
Rebuilt
Full teardown, upgraded internals
£1,500-£2,800
Common Failure
Wet belt (timing belt in oil) degrades and sheds debris into the oil system, clogging the oil pickup and starving the engine of oil. Turbo wastegate actuator failure (P0299 underboost) is also reported.
The Vauxhall Astra 1.2-1.5 Turbo range covers both petrol (1.2/1.4) and diesel (1.5) engines across the Mk VII (K) and Mk VIII (L) generations. Petrol owners report wet belt degradation (1.2) and LSPI / timing chain issues (1.4), while diesel owners face DPF clogging and AdBlue system failures. Rebuilt Astra 1.2-1.5 Turbo engines through EnginesMarket include upgraded components addressing the original failure points, plus a minimum 12-month unlimited-mileage warranty.
Why the Vauxhall Astra 1.2 Turbo Fails Prematurely
Affected Vehicles
Vauxhall Astra 1.2 Turbo (EB2ADTS / F12SHT, 2015-present)
Typical Failure Mileage
40,000-80,000 miles
Root Cause
The 1.2 PureTech engine uses a timing belt that runs in engine oil (a "wet belt"). Over time, the belt degrades and sheds debris into the oil system, clogging the oil pickup strainer. This starves the engine of oil, leading to turbo failure, timing jump or complete engine seizure.
Why It Happens
The 1.2 PureTech engine uses a timing belt that runs in engine oil (a "wet belt"). Over time, the belt degrades and sheds debris into the oil system, clogging the oil pickup strainer. This starves the engine of oil, leading to turbo failure, timing jump or complete engine seizure.
Dealer (parts + labour)
£800-£1,500
Specialist (parts + labour)
£600-£1,200
What it involves
Replace timing belt, tensioner and oil pump belt; clean oil pickup
Suitability
Recommended every 6 years or 60,000 miles - cheapest option
1 - 2 daysDealer (parts + labour)
£4,000-£7,000
Specialist (parts + labour)
£1,500-£2,800 (matches Section 4 rebuilt price)
What it involves
Supply & fit, upgraded components, 12-month warranty
Suitability
When belt has failed and caused oil starvation damage
1 - 2 daysAll prices are indicative UK market ranges based on current UK specialist supplier data.| Repair Tier | Dealer (Parts + Labour) | Specialist (Parts + Labour) | What It Involves | Suitability | Estimated Time |
|---|---|---|---|---|---|
 Wet belt replacement (preventative) Minor | £800-£1,500 | £600-£1,200 | Replace timing belt, tensioner and oil pump belt; clean oil pickup | Recommended every 6 years or 60,000 miles - cheapest option | 1 - 2 days |
 Full engine replacement - rebuilt/reconditioned Best Value | £4,000-£7,000 | £1,500-£2,800 (matches Section 4 rebuilt price) | Supply & fit, upgraded components, 12-month warranty | When belt has failed and caused oil starvation damage | 1 - 2 days |
Our Recommendation
Our Recommendation
For 1.2 Turbo owners, preventative wet belt replacement at 60,000 miles or 6 years is the most cost-effective approach - it costs a fraction of a full engine replacement. For 1.4 Turbo owners with LSPI or timing chain symptoms, early diagnosis is critical; catching chain stretch before it jumps can save thousands. For 1.5 diesel owners, regular motorway driving to allow DPF regeneration and using the correct AdBlue specification will extend component life. If the car is a Mk VI Astra J (pre-2016) worth under £4,000, a used engine may be more economically sensible than a rebuilt unit.
Don't Let Engine Failure Write Off Your Vauxhall Astra 1.2-1.5 Turbo
The 1.2-1.5 Turbo engine range is well-understood by UK specialists, and replacement is often more cost-effective than chasing multiple individual failures - especially where wet belt degradation or LSPI has caused secondary damage. Every rebuilt Astra 1.2-1.5 Turbo engine supplied through EnginesMarket carries a minimum 12-month unlimited-mileage warranty, with upgraded components addressing the original failure points. Compare prices from our nationwide network of vetted specialists - often significantly below main dealer quotes.
12-Month Minimum
UK Specialists Vetted
Best Price GuidanceImportant 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 Vauxhall Astra 1.2-1.5 Turbo. Every engine supplied through EnginesMarket carries a minimum 12-month unlimited mileage warranty - always confirm exact terms with your chosen supplier."
Vauxhall Astra 1.2-1.5 Turbo Engine ReplacementFrequently Asked Questions
Question 1How much does a Vauxhall Astra 1.2 Turbo engine replacement cost-
A Vauxhall Astra 1.2 Turbo engine replacement typically costs £1,500-£2,800 supply-only for a rebuilt unit (EB2ADTS / F12SHT), with used engines from £400-£900. Fitting adds approximately £390-£650 in labour (6-10 hours at independent specialist rates). Main dealer fitted prices are typically 30-50% higher.
- Used EB2ADTS/F12SHT: £400-£900
- Reconditioned: £1,200-£2,200
- Rebuilt: £1,500-£2,800
Question 2How much does a Vauxhall Astra 1.4 Turbo engine replacement cost-
A Vauxhall Astra 1.4 Turbo engine replacement costs £1,500-£3,000 supply-only for a rebuilt unit (A14NET / B14XFT / B14XFL). Used engines start from £300-£800. Fitting adds approximately £455-£715 in labour (7-11 hours). Some owners report dealer quotes of £6,000-£7,000 for a new engine, making specialist-supplied rebuilt units significantly more cost-effective.
- Used A14NET/B14XFT: £300-£800
- Reconditioned: £900-£2,000
- Rebuilt: £1,500-£3,000
Question 3How much does a Vauxhall Astra 1.5 Turbo D engine replacement cost-
A Vauxhall Astra 1.5 Turbo D engine replacement costs £2,500-£4,000 supply-only for a rebuilt unit (DV5RC / F15DVH), with used engines from £500-£1,200. Fitting adds approximately £520-£780 in labour (8-12 hours). DPF and AdBlue system repairs are a more common (and cheaper) fix than full engine replacement on this engine.
- Used DV5RC/F15DVH: £500-£1,200
- Reconditioned: £1,500-£2,800
- Rebuilt: £2,500-£4,000
Question 4What are the signs of wet belt failure in a Vauxhall Astra 1.2 Turbo-
Common signs include a rattling noise from the timing cover on cold start, oil pressure warning light flashing, poor engine performance, and in severe cases, complete engine seizure. The 1.2 PureTech wet belt should be inspected at every service and replaced preventatively at 60,000 miles or 6 years.
- Preventative belt replacement: £600-£1,200 at specialist
- Ignoring symptoms can lead to £1,500-£2,800 engine replacement
Question 5What is LSPI and why does it affect the Astra 1.4 Turbo-
Low-speed pre-ignition (LSPI) is a phenomenon where the air-fuel mixture in the combustion chamber ignites prematurely under high load at low engine speeds. On the Astra 1.4 Turbo (especially B14XFT), LSPI can cause cracked pistons and catastrophic engine failure. Using the correct API SN Plus or SP grade oil and avoiding lugging the engine at low RPM can reduce risk.
- Symptoms: misfire, loss of power, engine knock, check engine light
- Repair: piston replacement (£1,500-£3,000) or full engine replacement (£1,800-£3,000)
Question 6Is it worth replacing the engine in a Vauxhall Astra 1.2-1.5 Turbo-
For a 2015-2022 Astra worth £5,000-£15,000, a rebuilt engine at £1,500-£4,000 plus fitting may represent 30-60% of the vehicle's value. For Mk VIII Astra L (2022+) worth £12,000-£22,000, replacement is almost always viable. For older Mk VI Astra J (pre-2016) with values under £4,000, a used engine may be more cost-effective than a rebuilt unit.
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