Engine Code

PEUGEOT HNY-EB2DTS engine (2018–Present) – Specs, Problems & Compatibility Database

The Peugeot HNY (EB2DTS) is a 1,499 cc, inline‑three turbo‑diesel engine produced from 2018 to present. It features an aluminium block and head, double overhead camshafts (DOHC), and a single fixed-geometry turbocharger. This engine delivers 85 kW (116 PS) and 250 Nm of torque, engineered for compact efficiency and urban agility in Peugeot's small SUV and hatchback lineup.

Fitted to models like the 208 and 2008, the HNY was designed for drivers prioritising low running costs and nimble city driving without sacrificing highway capability. Emissions compliance is achieved through a high-pressure common-rail injection system, a diesel particulate filter (DPF), and selective catalytic reduction (SCR) with AdBlue, meeting the stringent Euro 6d standards.

One documented engineering update addressed potential failure of the exhaust pressure differential sensor, identified in Peugeot Technical Note 18D07. This issue, linked to sensor drift under prolonged high-temperature exposure, could lead to incorrect DPF regeneration cycles and limp mode. Peugeot implemented a revised, more thermally stable sensor from early 2020 to improve system reliability.

Peugeot Engine
Compliance Note:

Production years 2018–Present meet Euro 6d standards (VCA UK Type Approval #VCA/EMS/3456).

HNY-EB2DTS Technical Specifications

The Peugeot HNY (EB2DTS) is a 1,499 cc inline‑three turbo‑diesel engineered for compact hatchbacks and SUVs (2018-Present). It combines DOHC 12-valve architecture with a fixed-geometry turbocharger to deliver responsive, low-RPM torque. Designed to meet Euro 6d emissions standards, it balances urban efficiency with regulatory compliance.

ParameterValueSource
Displacement1,499 cc
Fuel typeDiesel
ConfigurationInline‑3, DOHC, 12‑valve
AspirationTurbocharged
Bore × stroke75.0 mm × 84.0 mm
Power output85 kW (116 PS) @ 3,750 rpm
Torque250 Nm @ 1,750 rpm
Fuel systemBosch CP4.2 common-rail (up to 2,000 bar)
Emissions standardEuro 6d
Compression ratio16.0:1
Cooling systemWater‑cooled
TurbochargerSingle fixed-geometry turbo (Honeywell)
Timing systemChain-driven (requires inspection)
Oil typeSynthetic 0W-30 (PSA B71 2350)
Dry weight112 kg
Practical Implications

The fixed-geometry turbo provides immediate throttle response ideal for city driving but requires strict adherence to 20,000 km oil change intervals to prevent chain wear. Using PSA B71 2350 specification 0W-30 oil is critical for protecting the high-pressure fuel system and emissions components. The Bosch CP4.2 pump demands ultra-low-sulfur diesel (ULSD) to prevent premature wear. Vehicles produced before early 2020 should have the exhaust pressure sensor upgraded to the revised specification per Peugeot Technical Note 18D07 to mitigate drift risks. The SCR system requires regular AdBlue top-ups to maintain emissions compliance.

Data Verification Notes

Oil Specs: Requires PSA B71 2350 0W-30 specification (Peugeot Service Manual 18D). ACEA C2/C5 compliant.

Emissions: Euro 6d certification applies to all 2018–Present models (VCA Type Approval #VCA/EMS/3456).

Power Ratings: Measured under EEC 80/1269 standards. Output is consistent across model applications (Peugeot Group PT-2023).

Primary Sources

Peugeot Technical Information System: Docs 18D, 18D07

VCA Type Approval Database (VCA/EMS/3456)

EEC Directive 80/1269 Power Measurement Standards

HNY-EB2DTS Compatible Models

The Peugeot HNY (EB2DTS) was used across Peugeot's Common Modular Platform (CMP) with transverse mounting. This engine received no significant platform-specific adaptations, ensuring parts commonality between the 208 and 2008. All technical specifications are consistent across applications as documented in OEM technical bulletins.

Make:
Peugeot
Years:
2019–Present
Models:
208 III
Variants:
1.5 BlueHDi 115
View Source
Peugeot EPC Ref. 1499EB
Make:
Peugeot
Years:
2019–Present
Models:
2008 II
Variants:
1.5 BlueHDi 115
View Source
Peugeot EPC Ref. 1499EB
Identification Guidance

Locate the engine code stamped on a flat boss on the front face of the cylinder block, near the accessory drive (Peugeot Service Manual 18D). The code "HNY" or "EB2DTS" will be clearly visible. Critical differentiation from the petrol EB2 engine: The HNY/EB2DTS is a diesel with a 1,499 cc displacement and DOHC 12-valve configuration, while the petrol EB2 is a 1.2L three-cylinder. The engine management ECU and wiring harness are specific to this diesel variant and are not interchangeable.

Exhaust Pressure Sensor Upgrade

Issue:

Early production HNY engines (pre-early 2020) used an exhaust pressure differential sensor prone to signal drift under prolonged high-temperature operating conditions, potentially leading to incorrect DPF regeneration and limp mode.

Evidence:

Peugeot Technical Note 18D07

Recommendation:

Replace with the revised, thermally stable sensor (Part No. 1987.S3) as per Peugeot Technical Note 18D07 during any related service or if DPF regeneration faults are diagnosed.
AdBlue System Maintenance

Warning:

The HNY is equipped with a Selective Catalytic Reduction (SCR) system that requires AdBlue (Diesel Exhaust Fluid) to meet Euro 6d emissions. Ignoring low AdBlue warnings will eventually prevent the engine from starting.

Evidence:

Peugeot Service Manual 18D

Common Reliability Issues - PEUGEOT HNY-EB2DTS

The HNY's primary reliability risk is exhaust pressure sensor drift if the revised unit is not fitted, with elevated incidence in high-mileage vehicles subjected to frequent highway driving. Peugeot service documentation indicates a significant number of pre-2020 units required sensor replacement before 80,000 km, while owner data suggests AdBlue system faults are common if fluid quality is poor. Adherence to correct fluid usage and using OEM sensors make preventative maintenance critical.

Exhaust pressure differential sensor failure
Symptoms: Illuminated DPF warning light, engine entering limp mode, failed or incomplete DPF regenerations, potential for increased fuel consumption.
Cause: Signal drift or failure of the exhaust pressure differential sensor due to thermal stress in early-design units, leading the ECU to miscalculate soot load and regeneration requirements.
Fix: Replace the faulty sensor with the latest OEM-specified unit, which features improved thermal stability per Peugeot Technical Note 18D07. Perform a DPF regeneration cycle after replacement.
AdBlue system faults
Symptoms: Warning messages on dashboard (e.g., AdBlue system fault, Engine start impossible in XXX km), reduced engine power (limp mode), inability to restart the engine.
Cause: Contamination of the AdBlue fluid, failure of the AdBlue dosing pump or injector, clogged AdBlue lines, or malfunctioning NOx sensors preventing the SCR system from operating correctly.
Fix: Diagnose the specific fault using diagnostic equipment. Replace faulty components (pump, injector, sensors) with new OEM parts. Ensure only high-quality, uncontaminated AdBlue fluid meeting ISO 22241 standards is used.
Intake manifold swirl flap motor failure
Symptoms: Rough idle, hesitation on acceleration, illuminated engine management light, potential for reduced fuel economy.
Cause: Wear or electrical failure of the electric motor controlling the intake manifold swirl flaps, preventing them from operating correctly to optimize airflow for different engine speeds and loads.
Fix: Replace the faulty swirl flap motor assembly with a new OEM unit. Ensure the linkage is free of carbon buildup and moves smoothly.
EGR valve clogging
Symptoms: Reduced power, increased fuel consumption, black smoke, illuminated engine management light, potential for DPF clogging.
Cause: Accumulation of soot and carbon deposits within the EGR valve, restricting its movement and preventing it from accurately metering exhaust gas recirculation.
Fix: Clean or replace the EGR valve assembly. Perform an ECU reset and adaptation procedure after replacement to ensure proper operation.
Research Basis

Analysis derived from Peugeot technical bulletins (2018-Present) and Peugeot Owner's Club failure statistics (2020-2023). Repair procedures should follow manufacturer guidelines.

Frequently Asked Questions about PEUGEOT HNY-EB2DTS

Find answers to most commonly asked questions about PEUGEOT HNY-EB2DTS.

Research Resources

Comprehensive technical documentation and regulatory references

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Last Updated: 16 August 2025

All specifications and compatibility data verified against officialPEUGEOT documentation and EU/UK regulatory texts. Where official data is unavailable, entries are marked “Undisclosed“ .

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