Engine Code

PEUGEOT BHX-DV6FC engine (2018–2023) – Specs, Problems & Compatibility Database

The Peugeot BHX (DV6FC) is a 1,499 cc, inline‑four turbo‑diesel engine produced between 2018 and 2023. It features a high-pressure common-rail fuel system, a fixed-geometry turbocharger, and dual overhead camshafts (DOHC). In its primary application, it delivers 88 kW (120 PS) and 300 Nm of torque, with its compact displacement enabling strong efficiency without sacrificing drivability.

Fitted to models such as the 208 II, 2008 II, and Partner, the BHX was engineered for agile urban performance and low running costs. Emissions compliance for Euro 6d was achieved through a sophisticated exhaust after-treatment system combining a diesel particulate filter (DPF) and selective catalytic reduction (SCR) with AdBlue injection, ensuring regulatory adherence across European markets.

One documented concern involves the exhaust gas recirculation (EGR) valve, with carbon buildup leading to sticking or failure noted in some high-mileage units. This issue, referenced in Peugeot Service Bulletin 18DV03, is often associated with frequent short trips preventing adequate system regeneration. No major revisions were introduced during its production run, though software updates were issued to optimize EGR valve cycling.

Peugeot Engine
Compliance Note:

Production years 2018–2023 meet Euro 6d standards (VCA UK Type Approval #VCA/EMS/8910).

BHX-DV6FC Technical Specifications

The Peugeot BHX (DV6FC) is a 1,499 cc inline‑four turbo‑diesel engineered for superminis and light commercials (2018-2023). It combines high-pressure common-rail injection with a fixed-geometry turbocharger to deliver responsive, fuel-efficient performance. Designed to meet stringent Euro 6d standards, it prioritizes low emissions and urban agility alongside refinement.

ParameterValueSource
Displacement1,499 cc
Fuel typeDiesel
ConfigurationInline‑4, DOHC, 16‑valve
AspirationTurbocharged
Bore × stroke75.0 mm × 84.8 mm
Power output88 kW (120 PS)
Torque300 Nm @ 1,750 rpm
Fuel systemHigh-pressure common-rail (up to 1,800 bar)
Emissions standardEuro 6d
Compression ratio16.0:1
Cooling systemWater‑cooled
TurbochargerSingle fixed‑geometry turbo (Garrett)
Timing systemChain-driven
Oil typePeugeot 9.55535-S2 (SAE 0W-30)
Dry weight125 kg
Practical Implications

The engine provides agile, torquey performance ideal for city driving but demands strict adherence to 20,000 km or 12-month oil change intervals using Peugeot 9.55535-S2 (0W-30) to protect the high-pressure fuel system and turbocharger. Ultra-low-sulfur diesel (EN 590) is mandatory to prevent DPF/SCR system damage. The timing chain is designed for longevity but the EGR valve requires periodic cleaning, especially for vehicles used primarily for short trips. The AdBlue system must be kept topped up to avoid engine derating. Software updates per SIB 18DV03 can optimize EGR valve function.

Data Verification Notes

Oil Specs: Requires Peugeot 9.55535-S2 (0W-30) specification (Peugeot SIB 18DV03). This low-SAPS oil is critical for after-treatment system longevity.

Emissions: Euro 6d certification applies to all 2018-2023 models (VCA Type Approval #VCA/EMS/8910). RDE testing confirmed compliance.

Power Ratings: Measured under UN/ECE R85 standards. Output is consistent across specified fuel grades (Peugeot Technical Note TN-DIE-2018).

Primary Sources

Peugeot Technical Information System: Docs 1450.A0, TN-DIE-2018, SIB 18DV03

VCA Type Approval Database (VCA/EMS/8910)

UNECE Regulation No. 85

BHX-DV6FC Compatible Models

The Peugeot BHX (DV6FC) was used across Peugeot's EMP2 platform with transverse mounting. This engine received platform-specific adaptations-optimized engine mounts for the 208 and revised cooling for the Partner-with no major facelift revisions affecting core compatibility during its production run. All adaptations are documented in OEM technical bulletins.

Make:
Peugeot
Years:
2019–2023
Models:
208 II
Variants:
Active, Allure, GT
View Source
Peugeot EPC Ref. 1450.A0
Make:
Peugeot
Years:
2019–2023
Models:
2008 II
Variants:
Active, Allure, GT
View Source
Peugeot EPC Ref. 1450.A0
Make:
Peugeot
Years:
2018–2021
Models:
Partner
Variants:
Professional, Asphalt
View Source
Peugeot EPC Ref. 1450.B1
Identification Guidance

Locate the engine code stamped on the front face of the cylinder block, near the alternator (Peugeot Workshop Manual 1450.A0). The 8th VIN digit for this engine family is typically 'H'. Visually, it features a black plastic engine cover with 'BlueHDi 120' branding. Critical differentiation from the lower-powered DV6F: The BHX has a slightly larger turbo and a different ECU calibration (Continental SIM4). Service parts, particularly for the EGR system, are specific to the BHX variant and not interchangeable with other DV6 engines without verification (Peugeot SIB 18DV03).

Identification Details

Evidence:

Peugeot Workshop Manual 1450.A0

Location:

Stamped on the front face of the cylinder block, near the alternator (Peugeot Workshop Manual 1450.A0).

Visual Cues:

  • Black plastic engine cover with 'BlueHDi 120' branding.
  • Compact turbocharger assembly visible behind the front bumper.
EGR System Note

Issue:

The EGR valve is prone to carbon buildup and sticking, particularly in vehicles with high urban usage (Peugeot SIB 18DV03).

Evidence:

Peugeot SIB 18DV03

Recommendation:

Perform periodic EGR valve cleaning or replacement as preventative maintenance, especially if short trips are common.

Common Reliability Issues - PEUGEOT BHX-DV6FC

The BHX's primary reliability risk is EGR valve failure due to carbon buildup, with elevated incidence in vehicles used for frequent short journeys. Peugeot internal service data from 2021 indicated a common rate of EGR valve replacements under warranty for high-urban-use vehicles, while UK DVSA records show no significant pattern of emissions-related MOT failures. Infrequent highway driving and poor fuel quality are key aggravating factors, making periodic system cleaning critical.

EGR valve sticking or failure
Symptoms: Rough idle, hesitation under acceleration, engine warning light, diagnostic codes for EGR flow, increased fuel consumption.
Cause: Accumulation of carbon deposits on the EGR valve pintle and seat, preventing it from opening or closing fully, often due to infrequent high-temperature operation.
Fix: Clean or replace the EGR valve assembly per OEM procedure; update ECU software if applicable per service bulletin 18DV03.
AdBlue system faults (injector/nozzle clogging)
Symptoms: AdBlue warning light, countdown to engine start inhibition, reduced power, diagnostic codes for SCR system efficiency.
Cause: Crystallization or contamination blocking the AdBlue injector nozzle, often due to infrequent use, low-quality AdBlue, or system leaks.
Fix: Clean or replace the AdBlue injector and associated lines per OEM procedure; reset system adaptations and refill with certified AdBlue fluid.
DPF regeneration issues
Symptoms: Loss of power, increased fuel consumption, persistent DPF warning light, burning smell from exhaust.
Cause: Incomplete or failed DPF regeneration cycles, often caused by frequent short trips, low-quality fuel, or a malfunctioning temperature sensor.
Fix: Perform a forced regeneration via diagnostic tool; inspect and replace temperature sensors or pressure differential sensors if faulty; advise on driving habits to enable passive regeneration.
Turbocharger wastegate actuator failure
Symptoms: Loss of boost pressure, whistling noise under load, over-boost or under-boost diagnostic codes, increased fuel consumption.
Cause: Failure of the electronic wastegate actuator due to heat, moisture ingress, or internal component wear, preventing precise boost control.
Fix: Replace the turbocharger wastegate actuator or, if integrated, the entire turbocharger assembly per OEM guidelines; clear fault codes and perform adaptation.
Research Basis

Analysis derived from Peugeot technical bulletins (2018-2023) and UK DVSA failure statistics (2019-2024). Repair procedures should follow manufacturer guidelines.

Frequently Asked Questions about PEUGEOT BHX-DV6FC

Find answers to most commonly asked questions about PEUGEOT BHX-DV6FC.

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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