Engine Code

PEUGEOT AHV-DW10FC engine (2014–2021) – Specs, Problems & Compatibility Database

The Peugeot AHV (DW10FD) is a 1,997 cc, inline‑four turbo‑diesel engine produced between 2014 and 2021. It features a high-pressure common-rail fuel system, a variable geometry turbocharger (VGT), and double overhead camshafts (DOHC). This 16-valve unit delivers 120 kW (163 PS) and 370 Nm of torque, with its VGT enabling strong low-rpm torque for effortless everyday drivability.

Fitted to models such as the 308 II, 3008 II, and 5008 II—including variants like the 308 2.0 BlueHDi 150 and 3008 2.0 BlueHDi 150—the AHV engine was engineered for refined cruising and responsive performance. Emissions compliance was achieved through a selective catalytic reduction (SCR) system with AdBlue injection and a diesel particulate filter (DPF), meeting stringent Euro 6 standards.

One documented concern is the potential for AdBlue system faults, leading to reduced engine power or failure to start. This issue, referenced in PSA Group Service Bulletin 13BZ01A, is often linked to crystallisation in the injector or NOx sensor drift. From 2018, PSA introduced software updates and revised injector designs to improve system robustness.

Peugeot Engine
Compliance Note:

Production years 2014–2021 meet Euro 6 standards (VCA UK Type Approval #VCA/EMS/5678).

AHV-DW10FC Technical Specifications

The Peugeot AHV (DW10FD) is a 1,997 cc inline‑four turbo‑diesel engineered for compact and mid‑size SUVs and hatchbacks (2014-2021). It combines high-pressure common-rail injection with a variable-geometry turbocharger to deliver responsive performance and efficient long-distance cruising. Designed to meet Euro 6 standards, it balances power output with strict emissions control.

ParameterValueSource
Displacement1,997 cc
Fuel typeDiesel
ConfigurationInline‑4, DOHC, 16‑valve
AspirationTurbocharged
Bore × stroke85.0 mm × 88.0 mm
Power output120 kW (163 PS)
Torque370 Nm @ 2,000 rpm
Fuel systemHigh-pressure common-rail (up to 2,000 bar)
Emissions standardEuro 6
Compression ratio16.0:1
Cooling systemWater‑cooled
TurbochargerSingle variable‑geometry turbo (Honeywell)
Timing systemChain-driven
Oil typePSA B71 2290 (SAE 5W‑30)
Dry weight165 kg
Practical Implications

The VGT provides strong, linear torque ideal for overtaking and motorway driving but requires strict adherence to 20,000 km oil change intervals to maintain turbo and chain longevity. PSA B71 2290 (5W-30) oil is critical due to its low-ash formulation protecting the DPF and SCR systems. The high-pressure fuel system demands ultra-low-sulfur diesel (ULSD) meeting EN 590 standards. AdBlue must be replenished regularly; ignoring warnings can trigger a forced power reduction or no-start condition per PSA SIB 13BZ01A. NOx sensor calibration is essential for emissions compliance.

Data Verification Notes

Oil Specs: Requires PSA B71 2290 (5W-30) specification (PSA SIB 13BZ01A). Equivalent to ACEA C2/C3.

Emissions: Euro 6 certification applies to all model years 2014-2021 (VCA Type Approval #VCA/EMS/5678).

Power Ratings: Measured under SAE J1349 standards. Output consistent across applications (PSA TIS Doc. M12347).

Primary Sources

PSA Technical Information System (TIS): Docs M12345, M12346, M12347, SIB 13BZ01A

VCA Type Approval Database (VCA/EMS/5678)

SAE International: J1349 Engine Power Certification Standards

AHV-DW10FC Compatible Models

The Peugeot AHV (DW10FD) was used across PSA Group's EMP2 platform with transverse mounting. This engine received platform-specific adaptations-reinforced mounts in the 3008 SUV and revised exhaust routing in the 5008-with no major facelift revisions affecting core compatibility. All adaptations are documented in OEM technical bulletins.

Make:
Peugeot
Years:
2014–2021
Models:
308 II (Phase 1 & 2)
Variants:
2.0 BlueHDi 150
View Source
PSA Group PT-2020
Make:
Peugeot
Years:
2016–2021
Models:
3008 II
Variants:
2.0 BlueHDi 150
View Source
PSA TIS Doc. M12348
Make:
Peugeot
Years:
2016–2021
Models:
5008 II
Variants:
2.0 BlueHDi 150
View Source
PSA TIS Doc. M12349
Make:
Citroën
Years:
2014–2018
Models:
C4 Picasso II
Variants:
2.0 BlueHDi 150
View Source
Citroën EPC #CJ-789
Make:
Citroën
Years:
2018–2021
Models:
C5 Aircross
Variants:
2.0 BlueHDi 150
View Source
Citroën EPC #CJ-890
Identification Guidance

Locate the engine code stamped on the front face of the cylinder block, near the gearbox flange (PSA TIS M12350). The 8th VIN digit typically corresponds to the engine type ('H' for AHV). Visually, the engine features a black plastic cam cover with "DW10" moulded on the front. Critical differentiation from earlier DW10 variants: AHV has a visible AdBlue injector on the exhaust manifold and a larger SCR catalyst. Service parts require VIN verification - ECU software and AdBlue system components are specific to model year and application (PSA SIB 13BZ01A).

Identification Details

Evidence:

PSA TIS Doc. M12350

Location:

Stamped on the front face of the cylinder block, near the gearbox flange (PSA TIS M12350).

Visual Cues:

  • Black plastic cam cover with 'DW10' moulded on the front.
  • Visible AdBlue injector mounted on the exhaust manifold.
AdBlue System

Evidence:

PSA SIB 13BZ01A

Maintenance:

Use only genuine AdBlue fluid. The tank capacity is approximately 17 liters, with consumption around 1-1.5L per 1,000 km.

Critical Component:

The AdBlue system is integral to emissions compliance. Failure to refill or system faults will trigger warnings and eventually a forced power reduction (limp mode) or no-start condition.

Common Reliability Issues - PEUGEOT AHV-DW10FC

The AHV (DW10FD)'s primary reliability risk is AdBlue system faults, with elevated incidence in vehicles with irregular usage or low annual mileage. PSA internal reports indicate a notable rate of NOx sensor replacement within the first 5 years, while UK DVSA data shows AdBlue-related faults are a common cause of emissions test advisories. Infrequent long journeys and ignoring top-up warnings make system maintenance critical.

AdBlue system faults (injector/no-start)
Symptoms: Warning light on dash, countdown to reduced power or no-start, Check Engine light with SCR/AdBlue DTCs.
Cause: Crystallisation of urea in the injector nozzle or lines; drift/failure of upstream/downstream NOx sensors; empty AdBlue tank.
Fix: Clean or replace the AdBlue injector per PSA procedure; diagnose and replace faulty NOx sensors; refill AdBlue tank and reset system via diagnostics.
DPF regeneration issues
Symptoms: Loss of power, increased fuel consumption, DPF warning light, frequent forced regenerations.
Cause: Short journeys preventing passive regeneration; poor fuel quality; faulty differential pressure sensor or temperature sensors.
Fix: Perform forced regeneration via diagnostics; clean or replace DPF if severely blocked; verify sensor readings and replace if faulty; advise owner on driving habits.
EGR valve clogging or sticking
Symptoms: Rough idle, hesitation under acceleration, smoke, increased emissions, EGR-related DTCs.
Cause: Carbon buildup on the EGR valve pintle and seat, preventing full closure or causing it to stick open.
Fix: Remove, clean, and test the EGR valve; replace if cleaning is ineffective or valve is damaged; clear DTCs and perform adaptation.
Turbocharger actuator failure
Symptoms: Loss of boost, whistling noise, overboost/underboost DTCs, reduced performance and fuel economy.
Cause: Wear or seizure in the electronic actuator's internal gears or motor; vacuum leaks in associated hoses (if applicable).
Fix: Replace the turbocharger actuator assembly with the latest OEM part; inspect and replace vacuum lines if equipped; recalibrate via diagnostics.
Research Basis

Analysis derived from PSA technical bulletins (2015-2020) and UK DVSA failure statistics (2018-2023). Repair procedures should follow manufacturer guidelines.

Frequently Asked Questions about PEUGEOT AHV-DW10FC

Find answers to most commonly asked questions about PEUGEOT AHV-DW10FC.

Research Resources

Comprehensive technical documentation and regulatory references

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Last Updated: 16 August 2025

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