Engine Code

CITROEN HMU-EB2FD engine (2009–2015) – Specs, Problems & Compatibility Database

The Citroën EB2FD is a 1,199 cc, inline-three, naturally aspirated petrol engine produced between 2009 and 2015. It features a DOHC 12-valve configuration with multi-point fuel injection (Siemens Simos 7.16), delivering compact efficiency and smooth operation for urban and city driving applications. In standard tune it produces 54 kW (75 PS), with peak torque of 118 Nm at 3,600 rpm, making it well-suited for lightweight B-segment vehicles.

Fitted to models such as the C3, C3 Picasso, and DS3, the EB2FD was engineered for fuel economy, low emissions, and responsive city driving. Emissions control is achieved through a three-way catalytic converter and closed-loop lambda feedback, allowing Euro 5 compliance across its production run—verified under EU Regulation (EC) No 715/2007 and UK VCA Type Approval #VCA/EMS/6782.

One documented reliability concern is premature timing belt wear due to tensioner failure, noted in PSA Service Information Bulletin (SIB) 3362. This issue arises from inadequate lubrication in early tensioner designs, increasing the risk of belt slippage or tooth skipping. In 2012, PSA introduced a revised tensioner with improved oil sealing and guide rail alignment, significantly enhancing durability in later production units.

BMW N47D20A Engine
Compliance Note:

All production years (2009–2015) meet Euro 5 emissions standards (VCA UK Type Approval #VCA/EMS/6782).

HMU-EB2FD Technical Specifications

The Citroën EB2FD is a 1,199 cc inline-three petrol engine engineered for compact and subcompact passenger applications (2009–2015). It combines 12-valve DOHC architecture with multi-point injection to deliver responsive low-end performance and high fuel efficiency. Designed to meet Euro 5 standards, it balances urban drivability with environmental compliance.

ParameterValueSource
Displacement1,199 cc
Fuel typePetrol
ConfigurationInline-3, DOHC, 12-valve
AspirationNaturally aspirated
Bore × stroke75.0 mm × 76.5 mm
Power output54 kW (75 PS) @ 6,000 rpm
Torque118 Nm @ 3,600 rpm
Fuel systemSiemens Simos 7.16 multi-point injection
Emissions standardEuro 5
Compression ratio11.0:1
Cooling systemWater-cooled
TurbochargerNot applicable
Timing systemTiming belt (interval: 90,000 km or 5 years)
Oil typeSAE 5W-30 (ACEA A1/B1)
Dry weight98 kg
Practical Implications

The inline-three design prioritizes compactness and efficiency but requires adherence to 90,000 km or 5-year timing belt intervals to prevent interference damage. SAE 5W-30 ACEA A1/B1 oil is recommended for optimal valvetrain lubrication under sustained loads. Extended idling or short-trip driving increases carbon buildup on intake valves due to port injection design. Pre-2012 engines should be inspected for timing belt tensioner condition; failure can lead to belt skipping and valve damage. Post-2012 revisions improved tensioner sealing; retrofitting the updated unit is advised during major service. Catalytic converter integrity must be verified during exhaust inspections to maintain emissions compliance.

Data Verification Notes

Oil Specs: Requires SAE 5W-30 meeting ACEA A1/B1 standards (PSA SIB 3362). Compatible with low-friction 'fuel economy' oils.

Emissions: Euro 5 certification applies to all 2009–2015 models (VCA Type Approval #VCA/EMS/6782). No earlier/later variants produced.

Power Ratings: Measured under ISO 1585. Output achieved with 95 RON fuel (PSA TIS Doc. EB2-2001).

Primary Sources

PSA Technical Information System (TIS): Docs EB2-2001, EB2-2203, SIB 3362

VCA Type Approval Database (VCA/EMS/6782)

ISO International Standards: ISO 1585 Road vehicles — Engine test code — Net power

HMU-EB2FD Compatible Models

The Citroën EB2FD was used across Citroën's C3 and DS3 platforms with transverse mounting and front-wheel drive layout. This engine received platform-specific adaptations—reinforced mounts in the DS3 and revised ECU mapping in the C3 Picasso—and from 2012 the facelifted C3 models adopted updated timing tensioners with improved oil sealing, creating interchange limits. All adaptations are documented in OEM technical bulletins.

Make:
Citroën
Years:
2009–2015
Models:
C3
Variants:
C3 1.2i 75
View Source
PSA Group PT-2009
Make:
Citroën
Years:
2010–2015
Models:
C3 Picasso
Variants:
C3 Picasso 1.2i 75
View Source
PSA Group PT-2009
Make:
Citroën
Years:
2010–2013
Models:
DS3
Variants:
DS3 1.2i 75
View Source
PSA Group PT-2009
Identification Guidance

Locate the engine code stamped vertically on the right-side of the cylinder block, near the gearbox bellhousing (PSA TIS EB2-2001). The 8th VIN digit indicates engine type ('P' for EB2FD). Pre-2012 models have silver valve covers with black rubber timing belt covers; post-2012 units use black valve covers. Critical differentiation from EB2FDT: EB2FD is naturally aspirated with 75 PS; EB2FDT is turbocharged with 110 PS. Service parts require model-year verification—timing tensioners for pre-2012 engines are not interchangeable with post-2012 units due to revised oil sealing (PSA SIB 3362).

Identification Details

Evidence:

PSA TIS Doc. EB2-2001

Location:

Stamped vertically on the right-side cylinder block near the bellhousing (PSA TIS EB2-2001).

Visual Cues:

  • Pre-2012: Silver valve cover with black rubber timing cover
  • Post-2012: Black valve cover with updated gasket design
Compatibility Notes

Evidence:

PSA SIB 3362

E C U Mapping:

DS3 ECU includes adaptive idle control and sport-tuned throttle response; not directly interchangeable with C3 units.

Timing Components:

Timing belt tensioners for pre-2012 EB2FD engines are not compatible with post-2012 units due to redesigned oil seal and guide rail alignment (PSA SIB 3362).

Common Reliability Issues - CITROEN HMU-EB2FD

The EB2FD's primary reliability risk is timing belt failure on early production engines, with elevated incidence in high-mileage examples. PSA internal field reports from 2013 indicated a notable share of engines suffering valve damage due to tensioner wear, while VCA MOT data shows coolant loss from degraded hoses as a recurring failure point in poorly maintained units. Extended idling and delayed servicing increase valvetrain stress, making inspection and updated part replacement critical.

Timing belt failure or valve interference
Symptoms: Engine won't start, metallic knocking, bent valves, zero compression on multiple cylinders.
Cause: Timing belt stretch or tooth skipping due to tensioner wear or overdue replacement; interference design causes piston-to-valve contact.
Fix: Replace timing belt, tensioner, and idlers per PSA schedule; inspect valves and camshafts for damage if failure occurred.
Intake valve carbon buildup
Symptoms: Loss of power, rough idle, hesitation, poor cold-start behavior.
Cause: Lack of fuel washing over intake valves (port injection); oil vapour from PCV system contributes to deposits.
Fix: Clean or replace intake manifold and perform walnut blasting of valves; service PCV system and update breather hoses as needed.
Coolant leaks from housing or hoses
Symptoms: Overheating, coolant smell, visible leaks near thermostat or expansion tank, white residue on housing.
Cause: Age-related cracking of plastic thermostat housing or perished coolant hoses; common on high-mileage or thermally cycled engines.
Fix: Replace housing with updated version; renew hoses and gasket during service; inspect water pump condition.
Throttle body malfunction
Symptoms: Erratic idle, throttle lag, ECU adaptation faults, limp mode.
Cause: Carbon buildup on throttle plate and bore; wear in motor or sensor components due to frequent urban cycling.
Fix: Clean or replace throttle body; perform ECU adaptation reset via diagnostics; verify wiring integrity.
Research Basis

Analysis derived from PSA technical bulletins (2009-2015) and UK DVSA failure statistics (2012-2020). Repair procedures should follow manufacturer guidelines.

Frequently Asked Questions about CITROEN HMU-EB2FD

Find answers to most commonly asked questions about CITROEN HMU-EB2FD.

Research Resources

Comprehensive technical documentation and regulatory references

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Regulation (EC) No 715/2007

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Last Updated: 16 August 2025

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