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Peugeot EP6 Engine - Replacement Cost, Problems & CompatibilityProblems & Compatibility
The 1.6-litre turbocharged petrol engine (co-developed with BMW) fitted to the Peugeot 207, 308, and 3008. Reconditioned Peugeot EP6 units start from £1,200 , backed by 125 UK replacement requests in 2025 .
Supply & Fit Available
12-Month Warranty
Nationwide Delivery
100+ Suppliers
Used from
£400
Reconditioned from
£1,200
Rebuilt from
£2,000
GB
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Quotes only from vetted UK engine specialists.
Key Specs
Peugeot EP6 - Specifications at a Glance
Engine Code
EP6
Fuel
Petrol
Configuration
1.6L inline-4, DOHC, 16-valve, turbocharged (Prince engine architecture)
Power Output(s)
120-175 hp (depending on VTi or THP tune)
Years Produced
2005-2015
UK Models Fitted
3 Peugeot models - full list in Compatibility below
2025 UK Replacement Requests
125
Replaced
Legacy 1.6L TU5 / 2.0L EW10 units
Replaced By
EB2ADT / EB2ADTS (PureTech)
Most Common Failure
Timing chain stretch and high-pressure fuel pump (HPFP) failure
Reconditioned Price Range
£1,200-£2,200 supply-only
Vetted UK specialists for EP6 replacements
Minimum 12-month warranty on reconditioned and rebuilt options
Fitted To
Which Peugeot Models Use the EP6-
| Model | Generation/Chassis | Badge(s) | Years | Link |
|---|---|---|---|---|
 Peugeot 207 | Mk1 | 1.6 VTi, 1.6 THP | 2006-2014 | |
| Peugeot 308 | Mk1 (T7) | 1.6 VTi, 1.6 THP | 2007-2013 | |
| Peugeot 3008 | Mk1 | 1.6 VTi, 1.6 THP | 2009-2016 |
02
Peugeot 308
03
Peugeot 3008
CROSS-BRAND
EP6 is documented across 3 BMW applications spanning 207, 308, 3008. Registration lookup confirms the exact suffix before quotes are sent.
Not sure which engine your car has?
Not sure which engine your car has- Enter your registration above - we'll confirm your exact EP6 fitment before any quotes are sent.
Prices
Peugeot EP6 Engine Replacement Cost (UK)
Condition | Supply Only | Fitted (Independent Specialist) | Typical Warranty |
|---|---|---|---|
Used | £400-£900 | £920-£1,615 | 3-6 months |
Reconditioned | £1,200-£2,200 | £1,720-£2,915 | 12-24 months |
Rebuilt | £2,000-£3,500 | £2,520-£4,215 | 12-24 months |
The final Peugeot EP6 engine cost depends heavily on the condition of the timing chain assembly and the high-pressure fuel pump (HPFP). Sourcing a reconditioned unit that includes a brand-new, updated timing chain kit, revised tensioners, and a verified or replaced HPFP provides the best long-term value and prevents immediate repeat failures. For a detailed breakdown of what influences these figures across different conditions, see our full reconditioned engine cost guide.
Labour Guide
Fitting a Peugeot EP6 engine typically takes 8-11 hours at £65-£85/hr (independent specialist) due to the relatively accessible transverse mounting layout, though ancillary component transfer and ECU adaptation add to the timeframe .
Price Factors
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Common Problems
Peugeot EP6 Engine Problems - What Actually Fails
Every engine has its weak points. Here are the known issues with the EP6, based on real-world data and verified failure patterns.
Verified issue focus: Timing chain stretch and high-pressure fuel pump (HPFP) failure.
1. Timing Chain Stretch and Tensioner Failure
1. Timing Chain Stretch and Tensioner Failure
Typical onset:
50,000-100,000 miles
What happens:
Early EP6 engines (particularly pre-2010 THP variants) are notorious for premature timing chain stretch and plastic guide degradation. This manifests as a distinct rattling noise on cold starts. If ignored, the chain can skip teeth, leading to catastrophic valve-to-piston contact and complete engine destruction.
Repair vs replace:
While replacing the chain, guides, and tensioners is a viable repair if caught early, the labour intensity of the job means that if secondary damage has occurred, a full reconditioned Peugeot EP6 engine replacement is the only reliable fix.
Read more about this issue
2. High-Pressure Fuel Pump (HPFP) Failure
2. High-Pressure Fuel Pump (HPFP) Failure
Typical onset:
60,000-120,000 miles
What happens:
The direct-injection EP6 relies on a mechanically driven HPFP. Internal wear or seal failure can lead to a loss of fuel pressure, resulting in hard starting, rough idling, loss of power, and the illumination of the check engine light. In severe cases, fuel can dilute the engine oil, accelerating internal wear.
Repair vs replace:
Replacing the HPFP is a standard repair. However, if fuel dilution has already caused bearing wear or if the failure was triggered by underlying timing issues, a comprehensive engine replacement is often the most financially sensible long-term solution.
Read more about this issue
3. Carbon Buildup on Intake Valves
3. Carbon Buildup on Intake Valves
Typical onset:
80,000-120,000 miles
What happens:
Because the EP6 uses direct fuel injection, fuel does not wash over the intake valves to clean them. Over time, oil vapour from the PCV system combines with exhaust gases to form heavy carbon deposits. This restricts airflow, leading to misfires, hesitation, and reduced fuel economy.
Repair vs replace:
Walnut blasting or chemical decarbonisation is a standard maintenance procedure. If left unaddressed for too long, the resulting performance degradation can mask or exacerbate other underlying engine faults.
Read more about this issue
Post-2010 revisions of the EP6 saw updated timing chain guides, revised tensioners, and improved HPFP seals, making later THP units marginally more robust. However, the fundamental Prince architecture vulnerabilities remain, and strict adherence to manufacturer oil specifications is non-negotiable .
Compare rebuilt EP6 prices with the failure already addressed
Engine Variants
How to Confirm You Have the EP6
As a Specific page type with no distinct sub-codes listed in the inventory, this section focuses on accurate identification and avoiding common, costly misidentifications. The EP6 engine code is stamped on a machined pad on the cylinder block and is also recorded on your vehicle’s V5C registration document under "Engine Number". Owners and breakers frequently confuse the EP6 with the newer PureTech family, such as the EB2ADT or EB2ADTS. While both are 1.6-litre or 1.2-litre turbocharged PSA engines, the EP6 is a fundamentally different architecture featuring a timing chain, a different block casting, and a distinct engine management system. The PureTech engines use a "wet" timing belt and a 3-cylinder layout. Additionally, the EP6 is often confused with the older, naturally aspirated TU5 1.6L engine. Fitting an EB2ADT wiring harness, ECU, or ancillary components to an EP6 host will result in incorrect fueling, persistent fault codes, and a non-running vehicle.
Not sure which engine your car has- Enter your registration above - we'll confirm your exact EP6 fitment before any quotes are sent.
Easily Confused
TU5
The - the outgoing 1.6-litre naturally aspirated engine that the EP6 replaced, offering a simpler, more robust architecture but with less low-end torque and refinement.
Alternative / Next-Gen Code
EB2ADT
The - the updated 1.2-litre PureTech family that eventually replaced the EP6, offering improved thermal efficiency and a different (though still complex) wet-belt architecture.
Related JLR Variants
The EP6CDT
the higher-output 1.6-litre THP variant (up to 175hp) found in performance models like the 308 GTi, featuring a larger turbocharger and revised ECU mapping.
Confirm the exact EP6 fitment
Not sure which engine your car has- Enter your registration above - we'll confirm your exact EP6 fitment before any quotes are sent.
Buying Guide
Buying a Replacement EP6 - 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 Peugeot EP6 engine for sale can be a viable, budget-friendly option for older 207 projects, but it carries a severe inherent risk. Unless the seller can provide documented proof that the timing chain and tensioners have been replaced recently with updated parts, and the HPFP is in good health, you are highly likely to be inheriting a ticking time bomb of chain stretch or fuel system degradation. Learn more about used engines.
Reconditioned:
For most owners, a reconditioned Peugeot EP6 is the only sensible choice. A proper recon will proactively address the engine’s known weaknesses by fitting a brand-new, updated timing chain kit, replacing the tensioners, and verifying or replacing the HPFP, delivering peace of mind for the future. Explore reconditioned engine options.
Rebuilt:
A full rebuild is justified for low-mileage 308 or 3008 projects where the engine is being stripped to the bare block. This allows for comprehensive decarbonisation of the intake valves, seal replacement, and verification of the turbocharger, ensuring the engine matches the pristine condition of the host chassis. View rebuilt engine services.
Supply & Fit Line:
Sourcing and fitting your replacement through our vetted network ensures the work is completed by specialists familiar with PSA Prince engine systems and ECU adaptation, backed by a nationwide warranty. Check supply and fit availability.
Vehicle Value Note:
Peugeot 207, 308, and 3008 models typically hold values between £1,500 and £8,000, depending heavily on age, mileage, and body condition . Because a fully fitted, reconditioned Peugeot EP6 engine replacement can approach £2,915, it is crucial to evaluate the vehicle's overall condition before committing to a major mechanical investment. Older 207 models valued under £3,000 frequently sit at the scrap threshold. If the lowest viable replacement cost exceeds approximately 60% of the vehicle's current market value, evaluate scrap value first.
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Related Engines
Engines Related to the Peugeot EP6
Explore engines that are closely related to the Peugeot EP6, including its predecessor, successor, and key family variants.
Predecessor
TU5
The - the outgoing 1.6-litre naturally aspirated engine that the EP6 replaced, offering a simpler, more robust architecture but with less low-end torque and refinement.
Successor
EB2ADT
The - the updated 1.2-litre PureTech family that eventually replaced the EP6, offering improved thermal efficiency and a different (though still complex) wet-belt architecture.
Sibling
The EP6CDT
the higher-output 1.6-litre THP variant (up to 175hp) found in performance models like the 308 GTi, featuring a larger turbocharger and revised ECU mapping.
Cross-Brand Twin
N13B16A
The - the exact same "Prince" engine architecture co-developed by BMW and PSA, found in the Mini Cooper and BMW 1 Series, sharing the identical timing chain and high-pressure fuel pump vulnerabilities.
FAQ
Peugeot EP6Frequently Asked Questions
Question 1How much does a Peugeot EP6 engine replacement cost-
A reconditioned Peugeot EP6 engine typically costs between £1,200 and £2,200 for supply only, with fitted prices ranging from £1,720 to £2,915. Used units start around £400 but carry a severe risk of inherited timing chain or HPFP issues. Full rebuilt units can exceed £3,500 for comprehensive restoration specifications. Labour typically adds 8-11 hours at £65-£85/hr for an independent specialist.
- Used units start around £400 but carry a severe risk of inherited timing chain or HPFP issues.
- Full rebuilt units can exceed £3,500 for comprehensive restoration specifications.
- Labour typically adds 8-11 hours at £65-£85/hr for an independent specialist.
Question 2What is the most common failure on the Peugeot EP6 engine-
The most critical failure on the EP6 is timing chain stretch and tensioner failure, particularly in early (pre-2010) THP variants. High-pressure fuel pump (HPFP) failure is also prevalent, leading to hard starting and power loss. Heavy carbon buildup on intake valves is a known issue due to the direct injection design, restricting airflow and causing misfires.
- High-pressure fuel pump (HPFP) failure is also prevalent, leading to hard starting and power loss.
- Heavy carbon buildup on intake valves is a known issue due to the direct injection design, restricting airflow and causing misfires.
Question 3Which Peugeot models use the EP6 engine-
The EP6 1.6-litre turbo petrol engine was fitted to the Peugeot 207, 308, and 3008 between 2005 and 2015. It served as the primary mid-range petrol powerplant, offering strong low-end torque and improved fuel economy over older PSA engines. It was co-developed with BMW and is widely known as the "Prince" engine.
- It served as the primary mid-range petrol powerplant, offering strong low-end torque and improved fuel economy over older PSA engines.
- It was co-developed with BMW and is widely known as the "Prince" engine.
Question 4Should I buy a used or reconditioned EP6 engine-
For any Peugeot 207, 308, or 3008, a reconditioned EP6 is strongly recommended over a used unit due to the high risk of timing chain and HPFP failure. Used engines almost always inherit the same stretched timing chain or failing fuel pump that caused the original removal. A proper reconditioned build proactively installs a brand-new, updated timing chain kit, replaces the tensioners, and verifies or replaces the HPFP. Reconditioned units also include comprehensive compression testing to guarantee reliability.
- Used engines almost always inherit the same stretched timing chain or failing fuel pump that caused the original removal.
- A proper reconditioned build proactively installs a brand-new, updated timing chain kit, replaces the tensioners, and verifies or replaces the HPFP.
- Reconditioned units also include comprehensive compression testing to guarantee reliability.
Question 5How do I know if my car has the EP6 engine-
You can confirm your engine code by checking the V5C registration document under the "Engine Number" field or by locating the code stamped on the cylinder block. The EP6 is easily distinguished from the newer PureTech family (like the EB2ADT) by its timing chain drive (rather than a wet belt) and different block casting. Fitting an EB2ADT wiring harness or ECU to an EP6 host will result in incorrect fueling, persistent fault codes, and a non-running vehicle.
- The EP6 is easily distinguished from the newer PureTech family (like the EB2ADT) by its timing chain drive (rather than a wet belt) and different block casting.
- Fitting an EB2ADT wiring harness or ECU to an EP6 host will result in incorrect fueling, persistent fault codes, and a non-running vehicle.
Compare Peugeot EP6 Engine Prices Today
Get a free, no-obligation comparison of replacement options specific to your exact 207, 308, or 3008. Our registration lookup confirms your EP6 fitment before any quotes are sent, ensuring you only pay for compatible parts. With reconditioned EP6 units starting from £1,200, comparing takes two minutes and could save you hundreds on your Peugeot repair.
Vetted UK Specialists
Vetted UK specialists for EP6 replacements
Minimum 12-Month Warranty
Minimum 12-month warranty on reconditioned and rebuilt options
Nationwide Delivery
Nationwide delivery plus supply and fit availability
Expert Support
Secure enquiry - no spam. Quotes only from vetted UK engine specialists.
Secure enquiry - no spam. Quotes only from vetted UK engine specialists.
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