Clio 1.5 dCi Diesel Engines
from £350 to £1,600
Rebuilt units from £750 · Common codes: K9K 628, K9K 636, K9K 638, K9K 656
Get quotes from trusted UK Renault Clio engine specialists. Compare used and reconditioned prices for 1.2L to 1.5 dCi - D4F, K9K & H4B covered. Find the best value for your budget.
Clio 1.5 dCi Diesel Engines
from £350 to £1,600
Rebuilt units from £750 · Common codes: K9K 628, K9K 636, K9K 638, K9K 656
Clio 1.2 16v Petrol Engines
from £295 to £1,300
Rebuilt units from £650 · Common codes: D4F 712, D4F 728, D4F 740, D4F 786
Clio 1.2 TCe Turbo Engines
from £450 to £1,900
Rebuilt units from £850 · Common codes: H5F 400, H5F 402, H4B 400, F4R 830

Most replacements completed within 3-5 days.


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Not sure which variant your Renault Clio 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 Renault Clio 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 Renault Clio variants.

K9K - 1.5L Diesel
Main replacement triggers are timing chain wear, EGR / cooling faults and turbo-control issues.
Compatible variants
Avg. rebuilt price
£750 - £1,600
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 Renault Clio engine specialists. Every rebuilt engine comes with a minimum 12-month unlimited mileage warranty.

The Renault Clio's most common engine issues centre on the 1.5 dCi diesel and 1.2 TCe petrol families. Every rebuilt engine supplied through EngineMarket includes upgraded internal components designed to address the original failure point - plus a minimum 12-month unlimited mileage warranty. Use the cost breakdowns below to decide whether repair or...
Renault Clio 1.5 dCi Injector Failure
Most affected vehicles
Renault Clio 1.5 dCi 75/85/90/110 (2001-2019, K9K 628/636/638/656)
Failure mileage range
80,000-120,000 miles
Typical failure window
Root cause
High-pressure piezo injectors degrade internally, causing poor atomisation, rough idle, and increased fuel consumption.
Repair options & estimated costs (UK ranges)
| Repair tier | Dealer price | Specialist price | What it involves | Longevity / suitability |
|---|---|---|---|---|
| Minor - Injector Cleaning/Testing | £400 - £700 | £250 - £450 | Remove, bench-test and clean injectors; replace seals if viable | Temporary fix; only viable before complete injector failure |
| Intermediate - Injector Replacement | £1,200 - £2,200 | £750 - £1,400 | Replace faulty injectors with reconditioned units; code to ECU | 30-50k mile solution if other components are healthy |
| Full Replacement - Rebuilt K9K Engine | £2,800 - £4,500 | £1,500 - £2,400 | Supply & fit rebuilt engine with upgraded injectors, 12-month warranty | Long-term solution; addresses all wear items at once |
Our recommendation
On a Clio valued under £3,000, injector replacement via a specialist offers the best balance of cost and longevity. If the engine has other high-mileage wear, a rebuilt unit with warranty is often the smarter investment.
Compare rebuilt K9K engine prices for your Renault Clio
Every engine type for your Renault Clio is available through our UK network, with typical price ranges based on variant, engine code and budget.
Compare Renault Clio 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 Renault Clio within hours.

Every displacement fitted to the Renault Clio in the UK is listed below, with compatible engine codes, production years and common failure notes to help you identify the right replacement.
The 1.5L dCi diesel powered the Clio from Mk2 through Mk4, becoming the UK's most popular diesel small car engine thanks to strong economy and adequate performance for everyday use.
Engine Code(s)
K9K 628, K9K 636, K9K 638, K9K 656
Compatible Models (UK)
Clio II 1.5 dCi (2001-2005), Clio III 1.5 dCi 65/75/85/90/105 (2005-2012), Clio IV 1.5 dCi 75/90/110
Power output
Verified by registration
Common Failure Points
High-pressure injector wear, turbo VGT actuator sticking, EGR valve clogging on high-mileage units
Production Years: 2012-2019
Get quotes for Renault Clio 1.5L diesel engines
Choose your Renault Clio engine by fuel type to compare realistic replacement prices, known issues, and compatible UK supply options - from early 1.2L petrol to the latest 1.5L dCi diesel.
The 1.5L dCi diesel dominated Clio sales from Mk2 through Mk4, offering strong economy but known for injector, turbo and EGR issues on high-mileage examples.
Common Renault Clio Diesel Engine Families
Found In
Known For
Typical Diesel Models
The 1.5L dCi diesel dominated Clio sales from Mk2 through Mk4, offering strong economy but known for injector, turbo and EGR issues on high-mileage examples.
Common Renault Clio Diesel Engine Families
Found In
Known For
Typical Diesel Models
Petrol Clios span naturally aspirated 1.2L/1.4L/1.6L units and turbocharged 0.9L/1.2L TCe engines, with dephaser and timing chain issues driving replacement enquiries.
Common Renault Clio Petrol Engine Families
Found In
Known For
Typical Petrol Models
Not sure which fuel type your Renault Clio 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 Renault Clio specialists.

This timeline covers all major engine changes across the Renault Clio's UK production history, organised so owners can quickly identify their engine and compare rebuilt prices from UK specialists.
⚙Key Changes
▣Main Engines
K9K- 1.5L diesel (1.5 dCi 65/75 Expression/Dynamique)
D4F- 1.2L petrol (1.2 16v 75 Expression/Dynamique)
D7F- 1.2L 8v petrol (base Authentique models)
▰Popular Models
🔧Known For
Engine Codes Covered:
K9K 628D4F 712D7F 800