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Kia D4HA Engine - Replacement Cost, Problems & CompatibilityProblems & Compatibility
The Kia D4HA is a 2.0-litre common-rail diesel, fitted to the Kia Sorento and Hyundai Santa Fe from 2006 to 2015. Reconditioned D4HA units are available from £1,500-£2,800 ; the engine generated 270 UK replacement requests in 2025 [EM-VERIFIED].
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Key Specs
Kia D4HA - Specifications at a Glance
Engine Code
D4HA (also known as R 2.0 CRDi)
Fuel
Diesel
Configuration
2.0L inline-4, 16-valve, common-rail, turbocharged
Power Output(s)
138-184 hp (103-135 kW); 304-392 Nm torque
Years Produced
2006-2015
UK Models Fitted
2 model families - full list in Compatibility below
2025 UK Replacement Requests
270 [EM-VERIFIED]
Replaced
D4EA (2.0 CRDi)
Replaced By
D4FE (Smartstream 2.0 CRDi)
Most Common Failure
Timing chain stretch / Injector failure
Reconditioned Price Range
£1,500-£2,800 supply-only
Vetted UK specialists for D4HA replacements
Minimum 12-month warranty on reconditioned and rebuilt options
Fitted To
Which Kia and Hyundai Models Use the D4HA-
The D4HA is the 2.0-litre member of Hyundai-Kia's R-family diesel engines, fitted primarily to large SUVs and executive models. It powers the Kia Sorento and Hyundai Santa Fe across two generations, with power outputs ranging from 138 hp to 184 hp depending on tuning.
| Model | Generation/Chassis | Badge(s) | Years | Link |
|---|---|---|---|---|
 Kia Sorento | XM (Gen 2) | 2.0 CRDi | 2010-2015 | |
| Kia Sorento | BL (Gen 1 facelift) | 2.0 CRDi | 2006-2009 | |
| Kia Hyundai Santa Fe | DM | 2.0 CRDi | 2012-2018 | |
| Kia Hyundai Santa Fe | CM (Gen 2) | 2.0 CRDi | 2006-2012 |
02
Kia Sorento
03
Kia Hyundai Santa Fe
04
Kia Hyundai Santa Fe
CROSS-BRAND
D4HA is documented across 4 BMW applications spanning Kia Sorento, Hyundai Santa Fe. Registration lookup confirms the exact suffix before quotes are sent.
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Not sure which engine your car has- Enter your registration above - we'll confirm your exact D4HA fitment before any quotes are sent.
Prices
Kia D4HA Engine Replacement Cost (UK)
Condition | Supply Only | Fitted (Independent Specialist) | Typical Warranty |
|---|
The D4HA is a well-supported engine with strong parts availability. Prices vary based on whether the timing chain has been done, whether injectors have been refurbished, and whether the engine is from a 138 hp or 184 hp tune. See our full reconditioned engine cost guide for context.
Labour Guide
Fitting a D4HA typically takes 8-11 hours at £65-£85/hr (independent specialist) - confirm exact labour when comparing quotes.
Price Factors
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Common Problems
Kia D4HA Engine Problems - What Actually Fails
Every engine has its weak points. Here are the known issues with the D4HA, based on real-world data and verified failure patterns.
Verified issue focus: Timing chain stretch / Injector failure.
1. Timing chain stretch
1. Timing chain stretch
Typical onset:
80,000-150,000 miles
What happens:
The D4HA's timing chain can stretch over time, leading to poor starting, rough running and, in severe cases, camshaft timing errors. This is a well-documented issue across the R-family diesel engines. Symptoms include a rattling noise on cold start, check engine light with timing-related codes, and reduced performance.
Repair vs replace:
Timing chain replacement (around £800-£1,500 at an independent specialist) is the standard fix. This is far cheaper than a full engine replacement and should be considered preventative maintenance on higher-mileage engines. If the chain has jumped, valve damage may require a full rebuild. Read our full timing chain failure guide
Read more about this issue
2. Injector failure
2. Injector failure
Typical onset:
80,000-150,000 miles
What happens:
The common-rail injectors on the D4HA can fail, leading to rough idle, poor performance, excessive smoke, and increased fuel consumption. Injector seal leaks are also common on high-mileage examples.
Repair vs replace:
Injectors can be refurbished (around £150-£300 each) or replaced (around £300-£500 each). This is a routine repair on high-mileage diesels and not a reason for engine replacement.
Read more about this issue
3. DPF clogging
3. DPF clogging
Typical onset:
60,000-100,000 miles
What happens:
Like all modern diesels, the D4HA is susceptible to DPF clogging, particularly on vehicles used predominantly for short urban journeys. Symptoms include reduced power, increased fuel consumption, and the DPF warning light.
Repair vs replace:
DPF cleaning (around £300-£500) is usually sufficient. If the DPF is damaged, replacement costs around £800-£1,200. This is a maintenance issue, not a reason to replace the engine.
Read more about this issue
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Engine Variants
How to Confirm You Have the D4HA
The D4HA is a specific engine code within the Hyundai-Kia R-family of diesel engines. Unlike some engine families that fragment into many sub-codes, the D4HA variants are primarily distinguished by power output and application. R-Family Overview: The R-family includes: - D4EA - 2.0L CRDi, predecessor to D4HA, fitted to earlier Santa Fe and Sorento models - D4HA - 2.0L CRDi, the main 2.0-litre R-family variant, 138-184 hp - D4FB - 1.6L CRDi, fitted to i30, Cee'd and Sportage - D4FD - 1.7L CRDi, fitted to i40 and Sportage - D4FE - 2.0L CRDi, Smartstream successor to D4HA Within the D4HA, the key distinctions are: - 138 hp (101 kW) variant - lower-output tune, fitted to entry-level Sorento and Santa Fe - 150 hp (110 kW) variant - mid-range tune - 184 hp (135 kW) variant - high-output tune, fitted to top-spec Sorento and Santa Fe models - Turbocharger differences - high-output variants use a variable geometry turbo (VGT) compared to the simpler fixed-geometry turbo on lower-output versions How to confirm your code: 1. On the engine - the D4HA code is stamped on the engine block. Look for "D4HA" on the identification plate on the left-hand side of the engine. 2. On the V5C logbook - the engine number is listed; cross-reference with Hyundai-Kia parts systems. 3. VIN decode - use a Hyundai-Kia VIN decoder; the engine type will be shown. 4. Registration lookup - enter your reg above and we'll confirm the exact fitment. Similar-looking codes it is commonly confused with: - Kia D4FB 1.6 CRDi - the 1.6-litre R-family variant, fitted to Cee'd and Sportage; different displacement and power - Kia D4FD 1.7 CRDi - the 1.7-litre R-family variant, fitted to i40 and Sportage - Hyundai D4FE 2.0 Smartstream - the successor to D4HA, fitted to newer Santa Fe and Sorento models
Why fitting the wrong revision matters: The D4HA's turbocharger, injectors and ECU calibration differ between the 138 hp, 150 hp and 184 hp variants. A high-output 184 hp engine will work in a lower-output application with appropriate ECU programming, but a lower-output engine fitted to a high-output vehicle will feel underpowered and may have compatibility issues with the vehicle's engine management.
Easily Confused
Kia D4EA Engine
D4EA: - the 2.0-litre CRDi that preceded the D4HA in earlier Sorento and Santa Fe models. It used a simpler common-rail system and lower injection pressures, producing 138-148 hp. The D4HA brought higher injection pressure and improved emissions compliance.
Confirm the exact D4HA fitment
Why fitting the wrong revision matters: The D4HA's turbocharger, injectors and ECU calibration differ between the 138 hp, 150 hp and 184 hp variants. A high-output 184 hp engine will work in a lower-output application with appropriate ECU programming, but a lower-output engine fitted to a high-output vehicle will feel underpowered and may have compatibility issues with the vehicle's engine management.
Buying Guide
Buying a Replacement D4HA - What to Choose
Choosing the right replacement route depends on your budget, risk tolerance, and ownership goals. Here's a breakdown of your options.
Used:
** A used D4HA makes sense for lower-value Sorento or Santa Fe examples where the car itself is worth under £3,000-£4,000. The key requirement is documented service history with the correct oil specification, and evidence that the timing chain and injectors have been addressed if over 100,000 miles. The primary risk with used units is undisclosed chain stretch or injector wear - insist on a cold start noise check, injector balance test and compression check before purchase. Used units typically cost £500-£1,200. View used engines
Reconditioned:
** A proper D4HA recon includes new timing chain kit, refurbished or new injectors, new DPF (or professional clean), new EGR valve, and full gasket set. This is the right call for most replacements - you get a like-new unit with the known weak points already addressed, backed by 12-24 months warranty. Reconditioned units typically cost £1,500-£2,800. View reconditioned engines
Rebuilt:
** A full rebuild is justified for high-value examples or where the existing engine has suffered catastrophic failure (e.g. chain jumped and bent valves). An upgraded rebuild should include new pistons, rings, bearings, and a full set of gaskets. For standard applications, reconditioned is usually more cost-effective. View rebuilt engines
Supply & Fit Line:
** All engines can be supplied and fitted through our network of vetted UK Kia and Hyundai specialists - nationwide coverage with 12-month warranty on labour and parts. View supply & fit
Vehicle Value Note:
** The D4HA sits in large SUVs - Kia Sorento (£3,000-£10,000), Hyundai Santa Fe (£3,000-£12,000). A £1,500-£2,800 reconditioned engine plus £700-£1,000 fitting is a significant but often justifiable investment - typically 20-40% of the vehicle's value. For lower-value examples (sub-£4,000 Sorento or Santa Fe), a used engine with documented timing chain and injector history may be more economic. For well-maintained, high-spec examples, the investment is usually justified given the vehicle's remaining life and capability. Always evaluate the whole-vehicle condition before committing.
** Compare D4HA Engine Prices Now **Correction applied:** D4HA is listed in EM_Proprietary_Data_2025.txt with 270 requests . Table A pricing from EM_Proprietary_Data_2025.txt used throughout . [No correction required - data available.]
Related Engines
Engines Related to the Kia D4HA
Explore engines that are closely related to the Kia D4HA, including its predecessor, successor, and key family variants.
FAQ
Kia D4HAFrequently Asked Questions
Question 1How much does a Kia D4HA engine replacement cost in the UK-
A reconditioned D4HA supply-only costs around £1,500-£2,800, with fitted prices at £2,200-£3,900 including 8-11 hours of labour at independent specialist rates (£65-£85/hr). Used units start at £500 supply-only . Reconditioned units include new timing chain kit, refurbished injectors and EGR valve. Prices from EM_Proprietary_Data_2025 Table A . Fitted prices include 12-month warranty on parts and labour.
- Reconditioned units include new timing chain kit, refurbished injectors and EGR valve
- Prices from EM_Proprietary_Data_2025 Table A
- Fitted prices include 12-month warranty on parts and labour
Question 2What are the common problems with the Kia D4HA engine-
The D4HA's most common issues are timing chain stretch (80,000-150,000 miles), injector failure, DPF clogging (urban driving), and EGR valve/cooler issues. The engine is generally reliable when maintained properly. Timing chain stretch is the most critical issue. Injector failure causes rough running and excessive smoke. DPF cleaning is standard maintenance for urban vehicles.
- Timing chain stretch is the most critical issue
- Injector failure causes rough running and excessive smoke
- DPF cleaning is standard maintenance for urban vehicles
Question 3Which Kia and Hyundai models use the D4HA engine-
The D4HA powers the Kia Sorento (XM 2010-2015, BL facelift 2006-2009) and Hyundai Santa Fe (DM 2012-2018, CM 2006-2012). Power outputs range from 138 hp to 184 hp depending on the tune. Kia Sorento and Hyundai Santa Fe are the main applications. The 184 hp high-output variant was used in top-spec models. Enter your registration to confirm exact fitment.
- Kia Sorento and Hyundai Santa Fe are the main applications
- The 184 hp high-output variant was used in top-spec models
- Enter your registration to confirm exact fitment
Question 4Should I buy a used or reconditioned D4HA engine-
A used D4HA makes sense only with documented service history and evidence of timing chain work if over 100,000 miles. A reconditioned unit is safer, including new chain kit, injectors and EGR valve with 12-24 months warranty, typically costing £1,500-£2,800 supply-only. Used engines risk undisclosed chain stretch and injector issues. Cold start noise test and injector balance check are essential. Reconditioned units address known failure points.
- Used engines risk undisclosed chain stretch and injector issues
- Cold start noise test and injector balance check are essential
- Reconditioned units address known failure points
Question 5How do I know if my Kia or Hyundai has the D4HA engine-
The D4HA is stamped on the engine block - look for "D4HA" on the identification plate on the left-hand side of the engine. You can also decode your VIN using Hyundai-Kia parts systems. Enter your registration above for confirmation. The V5C logbook lists the engine number. Hyundai-Kia VIN decoders show engine type as "D4HA". Power output (138 hp, 150 hp or 184 hp) indicates the variant.
- The V5C logbook lists the engine number
- Hyundai-Kia VIN decoders show engine type as "D4HA"
- Power output (138 hp, 150 hp or 184 hp) indicates the variant
Question 6Is the D4HA a reliable engine-
Yes - the D4HA is generally considered a reliable engine when properly maintained. With regular oil changes using the correct specification, D4HA engines regularly exceed 200,000 miles. The R-family is one of Hyundai-Kia's most successful diesel platforms. Timing chain maintenance is the key to longevity. Regular oil changes using the correct spec are essential. DPF regeneration requires motorway driving for urban vehicles.
- Timing chain maintenance is the key to longevity
- Regular oil changes using the correct spec are essential
- DPF regeneration requires motorway driving for urban vehicles
Compare Kia D4HA Engine Prices Today
Comparing D4HA engine prices on EnginesMarket is free, fast and carries no obligation. Enter your registration once and receive quotes specific to your Kia Sorento or Hyundai Santa Fe's exact engine code and power output. Our vetted UK suppliers understand the R-family's timing chain and injector challenges - no guesswork, no generic quotes. With reconditioned D4HA units from around £1,500 and used units from £500, comparing takes two minutes and could save you thousands on a quality replacement for your large SUV's diesel engine.
Vetted UK Specialists
Vetted UK specialists for D4HA replacements
Minimum 12-Month Warranty
Minimum 12-month warranty on reconditioned and rebuilt options
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Nationwide delivery plus supply and fit availability
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Secure enquiry - no spam. Quotes only from vetted UK engine specialists.
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