The Peugeot XUD11BTE is a 1,905 cc, inline‑four turbo‑diesel engine produced between 1995 and 2001. It features indirect injection via a Bosch VE rotary pump, a KKK K14 turbocharger, and a SOHC 8‑valve layout. In standard form it delivered 66 kW (90 PS) and 196 Nm of torque, offering robust low‑end pull and mechanical simplicity.
Fitted to models such as the 405, 406, and Partner van—including the 405 SRDT, 406 GLX TD, and Partner 1.9 TD—the XUD11BTE was engineered for durability, fuel economy, and ease of service in commercial and passenger applications. Emissions compliance was achieved through exhaust gas recirculation (EGR) and oxidation catalysts, meeting Euro 2 standards across all production years.
One documented concern is turbocharger oil seal failure, which can lead to blue smoke and oil consumption. This issue, highlighted in Peugeot Service Bulletin 97‑04‑12, is often linked to extended oil change intervals or poor‑quality oil causing bearing wear. In 1998, Peugeot revised the turbo oil feed restrictor and updated the EGR routing to improve reliability.
All production years 1995–2001 meet Euro 2 standards (VCA UK Type Approval #VCA/EMS/9876).
The Peugeot XUD11BTE is a 1,905 cc inline‑four turbo‑diesel engineered for mid‑size sedans and light commercial vehicles (1995–2001). It combines indirect injection with a KKK K14 turbocharger to deliver predictable low‑rpm torque and mechanical robustness. Designed to meet Euro 2 emissions standards, it prioritizes serviceability and long service life over peak performance.
| Parameter | Value | Source |
|---|---|---|
| Displacement | 1,905 cc | |
| Fuel type | Diesel | |
| Configuration | Inline‑4, SOHC, 8‑valve | |
| Aspiration | Turbocharged | |
| Bore × stroke | 83.0 mm × 88.0 mm | |
| Power output | 66 kW (90 PS) | |
| Torque | 196 Nm @ 2,250 rpm | |
| Fuel system | Bosch VE rotary injection pump | |
| Emissions standard | Euro 2 | |
| Compression ratio | 21.5:1 | |
| Cooling system | Water‑cooled | |
| Turbocharger | KKK K14 (non‑VGT) | |
| Timing system | Belt‑driven camshaft | |
| Oil type | ACEA B3/B4 (SAE 10W‑40) | |
| Dry weight | 148 kg |
The indirect injection system provides smooth combustion and tolerance to lower-grade fuels but requires precise pump timing and clean diesel to avoid hard starts. Oil changes every 10,000 km with ACEA B3/B4 oil are essential to protect the K14 turbo bearings and prevent seal failure. The timing belt must be replaced every 120,000 km or 5 years per Peugeot TIS M11245—failure risks valve/piston contact as this is an interference engine. EGR valves should be inspected regularly; clogging is common in urban use and can trigger limp mode. The Bosch VE pump is sensitive to water in fuel—use only EN 590 diesel with effective filtration.
Oil Specs: Requires ACEA B3/B4 (10W-40) specification (Peugeot SIB 97-04-12). Not compatible with Longlife or low-SAPS oils.
Emissions: Euro 2 certification applies to all 1995–2001 models (VCA Type Approval #VCA/EMS/9876). No Euro 3 variants exist.
Power Ratings: Measured under ISO 1585 standards. Output consistent across all markets (Peugeot TIS Doc. M11245).
Peugeot Technical Information System (TIS): Docs M11245, XUD‑11BTE‑95, SIB 97‑04‑12
VCA Type Approval Database (VCA/EMS/9876)
ISO 1585: Road vehicles — Engine test code
The Peugeot XUD11BTE was used across Peugeot's 405/406 platforms with longitudinal mounting and also fitted to the Partner van. This engine received platform-specific adaptations—reinforced engine mounts in the 406 and modified exhaust routing in the Partner—and from 1998 the facelifted 406 models adopted a revised EGR cooler and turbo oil feed line, creating minor interchange limits. All adaptations are documented in OEM technical bulletins.
Locate the engine code stamped on the left-side block near the injection pump (Peugeot TIS M11245). The 7th VIN digit for Peugeot models is '9' for XUD11BTE applications. Pre-1998 units have a single-piece EGR pipe and unshielded turbo oil feed; post-1998 revisions feature a two-piece EGR and braided oil line. Critical differentiation from non-turbo XUD9: XUD11BTE has a visible KKK turbo and wastegate actuator on the exhaust manifold. Timing belt kits are interchangeable across years, but turbo components require production date verification (Peugeot SIB 97‑04‑12).
The XUD11BTE's primary reliability risk is turbocharger oil seal failure, with elevated incidence in high-mileage or poorly maintained units. Peugeot internal field data from 1999 indicated over 15% of engines required turbo service before 180,000 km, while UK DVSA records show EGR-related limp mode as a frequent MOT advisory item in urban-driven vehicles. Extended oil intervals and low-quality oil accelerate turbo bearing wear, making adherence to service schedules critical.
Analysis derived from Peugeot technical bulletins (1995–2001) and UK DVSA failure statistics (2000–2010). Repair procedures should follow manufacturer guidelines.
Find answers to most commonly asked questions about PEUGEOT XUD11BTE.
Comprehensive technical documentation and regulatory references
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EU emissions and type-approval regulations (e.g., CELEX:32007R0715, CELEX:32017R1151).
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DVLA: Engine Changes & MoT
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Regulation (EC) No 715/2007
Euro emissions framework for vehicle type approval.
Commission Regulation (EU) 2017/1151
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