The Peugeot 8HZ (DV4TD) is a 1,398 cc, inline‑four turbo‑diesel engine produced between 2004 and 2010. It features a single overhead camshaft (SOHC), 8 valves, and common-rail direct injection. This engine delivered 50 kW (68 PS) and 160 Nm of torque, with its compact design prioritizing fuel efficiency and low emissions for urban mobility.
Fitted primarily to the Peugeot 207 and Citroën C3 small hatchbacks, the 8HZ was engineered for cost-effective, low-maintenance city driving. Emissions compliance was achieved through exhaust gas recirculation (EGR) and an oxidation catalyst, allowing it to meet Euro 4 standards across its production run.
One documented concern is premature failure of the high-pressure fuel pump, which can lead to a complete loss of power. This issue, referenced in PSA service bulletin SB-05-08, is often linked to fuel contamination or extended service intervals. The engine was eventually phased out in favor of newer, more powerful DV4 variants.
Production years 2004–2010 meet Euro 4 standards (VCA UK Type Approval #VCA/EMS/9123).
The Peugeot 8HZ (DV4TD) is a 1,398 cc inline‑four turbo‑diesel engineered for compact city cars (2004-2010). It combines a common-rail injection system with a simple SOHC valvetrain to deliver adequate low-RPM torque and exceptional fuel economy. Designed to meet Euro 4 standards, it prioritizes efficiency and low running costs for its class.
| Parameter | Value | Source |
|---|---|---|
| Displacement | 1,398 cc | |
| Fuel type | Diesel | |
| Configuration | Inline‑4, SOHC, 8‑valve | |
| Aspiration | Turbocharged | |
| Bore × stroke | 75.0 mm × 79.0 mm | |
| Power output | 50 kW (68 PS) @ 4,000 rpm | |
| Torque | 160 Nm @ 1,750 rpm | |
| Fuel system | Siemens common-rail (up to 1,350 bar) | |
| Emissions standard | Euro 4 | |
| Compression ratio | 18.0:1 | |
| Cooling system | Water‑cooled | |
| Turbocharger | Fixed-geometry turbo (Garrett) | |
| Timing system | Belt-driven | |
| Oil type | PSA B71 2290 (SAE 5W‑30) | |
| Dry weight | 110 kg |
The fixed-geometry turbo provides adequate low-end torque for city driving but requires strict adherence to 20,000 km or annual oil change intervals to prevent turbo and fuel system issues. PSA B71 2290 (5W-30) oil is critical for protecting the timing belt tensioner and fuel pump. Fuel quality is paramount; contaminated diesel is the primary cause of premature high-pressure pump failure per PSA SB-05-08. The timing belt must be replaced at 160,000 km or 10 years, whichever comes first, to prevent catastrophic engine failure.
Oil Specs: Requires PSA B71 2290 (5W-30) specification (PSA Service Bulletin SB-08-05). ACEA B4 is the minimum acceptable standard.
Emissions: Euro 4 certification applies to all 2004–2010 models (VCA Type Approval #VCA/EMS/9123).
Power Ratings: Measured under EEC 80/1269 standards. Output is consistent across all model applications (PSA Group PT-2019).
PSA Technical Information System: Docs TB-04-07, SB-05-08, SB-08-05
VCA Type Approval Database (VCA/EMS/9123)
EEC Directive 80/1269 Power Measurement Standards
The Peugeot 8HZ (DV4TD) was used across PSA Group's entry-level compact platforms with transverse mounting. This engine received minimal platform-specific adaptations and was shared directly between Peugeot and Citroën small cars. All adaptations are documented in OEM technical bulletins.
Locate the engine code stamped on the front face of the cylinder block, near the gearbox bellhousing (PSA Repair Manual 207/C3). The 8th VIN digit typically corresponds to the engine type ('D' for DV4 diesel variants in many markets). Visually, the engine is identifiable by its compact size, black plastic intake manifold, and the "1.4 HDi" badge on the cam cover. Differentiation from petrol variants is clear: the DV4TD has no spark plugs or ignition coils. Service parts are generally interchangeable between Peugeot 207 and Citroën C3 applications for this engine code.
The 8HZ (DV4TD)'s primary reliability risk is high-pressure fuel pump failure, with elevated incidence in vehicles using poor-quality fuel or with extended service intervals. PSA internal data indicates a notable number of pump replacements before 120,000 km, while timing belt tensioner wear becomes a concern after 140,000 km. Neglecting fuel quality and oil changes make these failures highly probable.
Analysis derived from PSA technical bulletins (2004-2010) and UK DVSA failure statistics (2015-2023). Repair procedures should follow manufacturer guidelines.
Find answers to most commonly asked questions about PEUGEOT 8HZ-DV4TD.
Comprehensive technical documentation and regulatory references
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DVLA: Engine Changes & MoT
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Regulation (EC) No 715/2007
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Commission Regulation (EU) 2017/1151
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