The Peugeot 5FA (EP6CDT) is a 1,598 cc, inline‑four turbo‑petrol engine produced between 2010 and 2015. It features a DOHC 16‑valve design with BMW‑sourced twin‑scroll turbocharging and direct fuel injection. Output is rated at 155 kW (211 PS), delivering peak torque of 275 Nm for strong, responsive performance across the rev range.
Fitted primarily to the high‑performance RCZ R and 308 GTi, the 5FA was engineered for sporty, agile driving with precise throttle response. Emissions compliance for its production period was achieved through dual oxygen sensors and a close‑coupled catalytic converter, meeting Euro 5 standards.
One documented concern is premature failure of the timing chain tensioner, which can lead to excessive chain noise or catastrophic engine damage. This issue, referenced in Peugeot Service Bulletin 15AZ08, is often attributed to design limitations in early tensioner units. Revised tensioner components were introduced for the 2013 model year to improve durability.
Production years 2010–2015 meet Euro 5 standards (VCA UK Type Approval #VCA/EMS/9876).
The Peugeot 5FA (EP6CDT) is a 1,598 cc inline‑four turbo‑petrol engineered for sporty hatchbacks and coupes (2010-2015). It combines direct fuel injection with a BMW-sourced twin‑scroll turbocharger to deliver sharp, linear power and high-revving character. Designed to meet Euro 5 standards, it balances thrilling performance with acceptable emissions for its class.
| Parameter | Value | Source |
|---|---|---|
| Displacement | 1,598 cc | |
| Fuel type | Petrol | |
| Configuration | Inline‑4, DOHC, 16‑valve | |
| Aspiration | Turbocharged | |
| Bore × stroke | 77.0 mm × 85.8 mm | |
| Power output | 155 kW (211 PS) | |
| Torque | 275 Nm @ 1,900 rpm | |
| Fuel system | Bosch HDEV5 direct injection (up to 200 bar) | |
| Emissions standard | Euro 5 | |
| Compression ratio | 9.2:1 | |
| Cooling system | Water‑cooled | |
| Turbocharger | Single twin‑scroll turbo (Mitsubishi Heavy Industries) | |
| Timing system | Chain (front‑mounted) | |
| Oil type | PSA B71 2310 (SAE 5W‑40) | |
| Dry weight | 135 kg |
The twin-scroll turbo provides immediate throttle response and minimal lag, ideal for spirited driving, but demands strict adherence to 15,000 km oil change intervals using PSA B71 2310 specification to protect the turbo and timing chain. Premium unleaded fuel (RON 95 minimum, RON 98 recommended) is mandatory for optimal performance and to prevent knock. The timing chain tensioner is a known weak point in early builds; post-2013 units feature a revised, more robust tensioner per PSA SIB 15AZ08. Ignoring chain rattle can lead to skipped timing and severe engine damage.
Oil Specs: Requires PSA B71 2310 (ACEA C3 equivalent) specification (PSA Owner's Manual).
Emissions: Euro 5 certification applies to all 2010-2015 models (VCA Type Approval #VCA/EMS/9876).
Power Ratings: Measured under ECE R85 standards. Output is consistent across model applications (PSA Group PT-2015).
PSA Technical Documentation: Repair Manual 5FA, SIB 15AZ08
VCA Type Approval Database (VCA/EMS/9876)
ACEA Oil Sequences: ACEA C3 Specification
The Peugeot 5FA (EP6CDT) was used across Peugeot's PF2 platform with transverse mounting. This engine received platform-specific adaptations-reinforced engine mounts and a performance-tuned exhaust in the RCZ R-and no significant facelift revisions occurred during its production run, ensuring broad parts interchangeability. All adaptations are documented in OEM technical bulletins.
Locate the engine code stamped on the flat machined surface at the front of the cylinder block, near the timing chain cover (PSA Repair Manual 5FA). The 8th digit of the VIN is 'F' for the 5FA engine. Visually, it features a red plastic rocker cover with "EP6" branding and a prominent twin-scroll turbocharger inlet. Critical differentiation from the standard EP6: The 5FA (EP6CDT) has a specific Bosch ECU with a unique calibration and a higher-capacity intercooler. Timing chain tensioner part numbers differ significantly between pre-2013 and post-2013 builds; always verify against the engine's build date.
The 5FA (EP6CDT)'s primary reliability risk is timing chain tensioner failure, with elevated incidence in vehicles with modified ECU maps or aggressive driving. PSA internal reports indicated a notable failure rate before 80,000 km in early production batches, while owner feedback frequently cites a distinctive rattle on cold start. Extended periods of high-RPM operation and infrequent oil changes accelerate tensioner wear, making maintenance adherence critical.
Analysis derived from PSA technical bulletins (2012-2016) and owner-reported failure data (2015-2023). Repair procedures should follow manufacturer guidelines.
Find answers to most commonly asked questions about PEUGEOT 5FA-EP6CDT.
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