Antara Diesel Engines
from £1,200 to £2,600
Rebuilt units from £1,200 · Common codes: Z20DMH, A22DM, Z22D1, R9M452
Get quotes from trusted UK Vauxhall Antara engine specialists. Compare reconditioned, rebuilt and used prices for 2.0L & 2.2L diesel - Z20DMH, A22DM & Z20DMH covered. Compare supply & fit options today.
Antara Diesel Engines
from £1,200 to £2,600
Rebuilt units from £1,200 · Common codes: Z20DMH, A22DM, Z22D1, R9M452
Antara Petrol Engines
from £1,400 to £3,200
Rebuilt units from £1,400 · Common codes: Z24XE, L52, Z20S, Z20S1
Antara Late-Model Engines
from £1,800 to £3,500
Rebuilt units from £1,800 · Common codes: A16DTH, Z22DTH, R9N401, A22DT

Most replacements completed within 3-5 days.
The table below shows typical UK rebuilt engine costs across Vauxhall Antara variants - compare failure causes, engine codes, fuel types, and price ranges to benchmark what UK drivers are paying.


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Not sure which variant your Vauxhall Antara 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 Vauxhall Antara 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 diesel engine families across Vauxhall Antara variants.

Z20DMH - 2.0L Diesel
Main replacement triggers are timing chain wear, EGR / cooling faults and turbo-control issues.
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 Vauxhall Antara engine specialists. Every rebuilt engine comes with a 12-month unlimited mileage warranty.

The Vauxhall Antara's 2.0 CDTi and 2.2 CDTi diesel engines dominate UK replacement demand, with timing chain stretch, DPF clogging and EGR failures the most reported issues. Every rebuilt engine supplied through EngineMarket includes upgraded internal components designed to address the original failure point - plus a 12-month unlimited mileage warranty. Use...
Timing Chain Failure
Most affected vehicles
Vauxhall Antara 2.0 CDTi, 2.2 CDTi (2006-2011, Z20DMH, Z22D1, A22DM)
Failure mileage range
60,000-100,000 miles
Typical failure window
Root cause
Rear-mounted timing chain tensioner wear allows chain slack, leading to rattling noise and potential catastrophic engine damage if ignored.
Repair options & estimated costs (UK ranges)
| Repair tier | Dealer price | Specialist price | What it involves | Longevity / suitability |
|---|---|---|---|---|
| Minor - Preventative Chain Replacement | £1,200 - £1,800 | £750 - £1,200 | Chain, tensioner, guides replaced before failure | 60k-80k miles if caught early; not viable post-failure |
| Full Replacement - Rebuilt Engine | £3,500 - £5,200 | £1,800 - £2,600 | Complete rebuilt unit with upgraded tensioner, bench-tested, supply & fit available | 80k+ miles with proper maintenance; best value post-catastrophic failure |
Our recommendation
If you hear a rattling noise from the rear of the engine before 80k miles, a preventative chain replacement at a specialist offers the best value. Once the chain has jumped or broken, replacement with a rebuilt unit is almost always more economical than attempting a repair on a damaged block.
Compare rebuilt Z20DMH/Z22D1 engine prices for your Vauxhall Antara
Every engine type for your Vauxhall Antara is available through our UK network, with typical price ranges based on variant, engine code and budget.
Compare Vauxhall Antara engine prices with vetted UK suppliers
All engine types include a 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 Vauxhall Antara within hours.

Every displacement fitted to the Vauxhall Antara across UK generations is listed below, with compatible engine codes, production years and common failure notes to help you identify the right replacement.
The 1.6L CDTi was introduced late in the Antara's lifecycle (2013-2015) as a more efficient option for lower-mileage urban use. While less common than the 2.0/2.2 units, it shares many components with larger diesels but is more sensitive to turbo and DPF maintenance due to its smaller displacement.
Engine Code(s)
A16DTH
Compatible Models (UK)
1.6 CDTi SE, 1.6 CDTi Exclusiv
Power output
Verified by registration
Common Failure Points
Turbo oil seal leaks, DPF clogging on short journeys, EGR valve carbon buildup
Production Years: 2013-2015
Get quotes for Vauxhall Antara 1.6L diesel engines
Choose your Vauxhall Antara engine by fuel type to compare realistic replacement prices, known issues, and compatible UK supply options - from early 2.0 CDTi to the latest 2.2 CDTi facelift units.
Diesel engines account for over 90% of UK Antara registrations, with the 2.0 CDTi and 2.2 CDTi dominating replacement enquiries due to timing chain, DPF and injector-related failures.
Common Vauxhall Antara Diesel Engine Families
Found In
Known For
Typical Diesel Models
Diesel engines account for over 90% of UK Antara registrations, with the 2.0 CDTi and 2.2 CDTi dominating replacement enquiries due to timing chain, DPF and injector-related failures.
Common Vauxhall Antara Diesel Engine Families
Found In
Known For
Typical Diesel Models
Petrol Antaras represent a small but dedicated segment of the UK market, with the 2.4L unit offering smoother refinement but higher running costs and head gasket vulnerability.
Common Vauxhall Antara Petrol Engine Families
Found In
Known For
Typical Petrol Models
Not sure which fuel type your Vauxhall Antara has- Enter your registration number above to instantly identify your engine code, fuel system and compatible replacement options - all backed by a 12-month unlimited mileage warranty from UK Vauxhall Antara specialists.

This timeline covers all major engine changes across the Vauxhall Antara's UK production run (2006-2015), organised so owners can quickly identify their engine and compare rebuilt prices from UK specialists.
⚙Key Changes
▣Main Engines
Z20DMH- 2.0 diesel (2.0 CDTi S/SE)
Z22D1- 2.2 diesel (2.2 CDTi SE/Exclusiv)
Z24XE- 2.4 petrol (2.4 Petrol S/SE)
▰Popular Models
🔧Known For
Engine Codes Covered:
Z20DMHZ22D1Z24XEZ20S