Accord Diesel Engines
from £895 to £2,495
Rebuilt units from £1,495 · Common codes: N22A2, N22B1, N22C1
Get quotes from trusted UK Honda Accord engine specialists. Compare reconditioned and rebuilt prices for K20, K24, and J35 - 2.0L to 3.5L VTEC covered. Get specialist quotes for your Accord.
Accord Diesel Engines
from £895 to £2,495
Rebuilt units from £1,495 · Common codes: N22A2, N22B1, N22C1
Accord 2.4 Petrol Engines
from £995 to £2,850
Rebuilt units from £1,850 · Common codes: K24Z7, K24W7, K24A3
Accord Turbo Engines
from £1,295 to £3,450
Rebuilt units from £2,150 · Common codes: L15B7, K20C1, L15BE

Most replacements completed within 3-5 days.
The table below shows typical UK rebuilt engine costs across Honda Accord 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 Honda Accord 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 Honda Accord 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 Honda Accord variants.

N22A2 - 2.2L Diesel
Main replacement triggers are timing chain wear, EGR / cooling faults and turbo-control issues.
Compatible variants
Avg. rebuilt price
£1,200 - £2,600
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 Honda Accord engine specialists. Every rebuilt engine comes with a minimum 12-month unlimited mileage warranty.

The Honda Accord has a strong reliability reputation, but high-mileage examples of the K24 petrol and N22 diesel families regularly face critical internal failures. Timing chain tensioner breakdown, oil dilution in later Earth Dreams units, and turbo wastegate degradation dominate replacement demand across the range. Every rebuilt Honda Accord engine...
Honda Accord Timing Chain Failure
Most affected vehicles
Honda Accord 2.4 i-VTEC SE, EX, Sport, Type S (2008-2015, K24Z7 & K24A3)
Failure mileage range
70,000 - 110,000 miles
Typical failure window
Root cause
The hydraulic tensioner gradually loses pressure due to infrequent oil changes and sludge buildup, allowing the timing chain to elongate. Once stretched beyond tolerance, it causes rattling, misalignment of cam/crank timing, and eventual catastrophic valve damage.
Repair options & estimated costs (UK ranges)
| Repair tier | Dealer price | Specialist price | What it involves | Longevity / suitability |
|---|---|---|---|---|
| Minor - Preventative Timing Chain Replacement | £650 - £950 | £450 - £750 | Full timing chain kit replacement with upgraded tensioner and guides before catastrophic stretch occurs. | Extends engine life by 60-80k miles if addressed before metal shavings contaminate the sump. |
| Full Replacement - Rebuilt / Reconditioned K24 Engine | £3,200 - £4,800 | £1,850 - £2,800 | Complete supply and fit of a bench-tested, rebuilt K24 series engine with reinforced tensioner, new oil pump, and VTEC refresh. | Resolves the original design weakness permanently; ideal when valve damage or metal debris is already present. |
Our recommendation
We recommend the preventative chain replacement if your Honda Accord K24 is under 90,000 miles and only exhibiting cold-start rattle. Once the rattling progresses to constant metallic knocking or loss of compression, the internal damage is usually severe enough that a full Honda Accord engine replacement becomes the more cost-effective and reliable long-term solution.
Compare rebuilt K24Z7 Honda Accord engine prices
Compare Honda Accord engine prices with vetted UK suppliers

Every displacement fitted to the Honda Accord across all UK generations is detailed below, with compatible engine codes, production years and common failure notes to help you verify the correct replacement unit.
The 2.2-litre i-CTDi and later i-DTEC unit served as the sole diesel offering for the 8th and 9th generation Honda Accord saloon and Aerodeck estates. Engineered for strong mid-range torque and competitive emissions, it utilised Honda’s proprietary chain-driven architecture and high-pressure common rail injection to deliver reliable long-distance cruising capability. Despite its overall durability, prolonged urban stop-start driving frequently accelerated EGR system blockage and high-pressure injector degradation.
Engine Code(s)
N22A2, N22B1
Compatible Models (UK)
2.2 i-CTDi/i-DTEC ES, EX, SE, Sport, Type S, Aerodeck variants
Power output
Verified by registration
Common Failure Points
Diesel injector seal leaks, EGR valve carbon clogging at high mileage
Production Years: 2008-2015
Get quotes for Honda Accord 2.2L diesel engines
Choose your Honda Accord engine by fuel type to compare realistic replacement prices, known issues, and compatible UK supply options - from early 2.4 i-VTEC petrol to the latest 1.5 VTEC Turbo and efficient 2.2 i-DTEC diesel.
The 2.2-litre i-CTDi and i-DTEC diesel units powered 8th and 9th generation Accord saloons and Aerodeck estates, delivering strong torque and motorway efficiency but requiring specialist attention to injector and EGR system longevity.
Common Honda Accord Diesel Engine Families
Found In
Known For
Typical Diesel Models
The 2.2-litre i-CTDi and i-DTEC diesel units powered 8th and 9th generation Accord saloons and Aerodeck estates, delivering strong torque and motorway efficiency but requiring specialist attention to injector and EGR system longevity.
Common Honda Accord Diesel Engine Families
Found In
Known For
Typical Diesel Models
Petrol power has defined the Accord's core identity across all UK generations, from the durable naturally aspirated K24 i-VTEC series to the modern Earth Dreams turbocharged L15 and K20 performance units.
Common Honda Accord Petrol Engine Families
Found In
Known For
Typical Petrol Models
Honda's two-motor hybrid system pairs a 2.0-litre Atkinson cycle petrol engine with electric motor assistance for seamless efficiency, available on select 9th and 10th generation Accord variants.
Honda Accord Hybrid Engine Codes
Found In
Important Notes
Not sure which fuel type your Honda Accord 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 Honda Accord specialists.

This technical timeline covers every major Honda Accord engine change from 2003 to 2023, organised so UK owners can quickly identify their exact engine code and compare rebuilt replacement prices from accredited specialists.
⚙Key Changes
▣Main Engines
K24A3- 2.4L petrol (2.4 i-VTEC SE/EX/Sport)
F20B6- 2.0L petrol (2.0 i-VTEC base trims)
K20A6- 2.0L i-VTEC (early 2003-2005 variants)
▰Popular Models
🔧Known For
Engine Codes Covered:
K24A3F20B6K20A6