The Peugeot RFV (XU10J4R) is a 1,998 cc, inline‑four petrol engine produced between 1996 and 2000. It features a cast — iron block, aluminum cylinder head, and a twin — cam (DOHC) 16 — valve configuration with multi — point fuel injection. This engine delivered 121 kW (165 PS) and 200 Nm of torque, offering a blend of performance and refinement for its era.
Fitted primarily to the 406 Coupe and high — spec 406 sedans, the RFV was engineered for spirited driving and smooth power del…
All production years (1996–2000) meet Euro 2 standards .
The Peugeot RFV (XU10J4R) is a 1,998 cc inline‑four petrol engine engineered for performance-oriented sedans and coupes (1996-2000). It combines DOHC 16-valve architecture with multi-point fuel injection to deliver responsive power and a broad torque curve. Designed to meet Euro 2 standards, it prioritizes driving dynamics while maintaining emissions compliance.
| Parameter | Value | Source |
|---|---|---|
Displacement | 1,998 cc | |
Fuel type | Petrol | |
Configuration | Inline‑4, DOHC, 16‑valve | |
Aspiration | Naturally aspirated | |
Bore × stroke | 86.0 mm × 86.0 mm | |
Power output | 121 kW (165 PS) | |
Torque | 200 Nm @ 4,000 rpm | |
Fuel system | Multi-point fuel injection (Bosch Motronic) | |
Emissions standard | Euro 2 | |
Compression ratio | 10.4:1 | |
Cooling system | Water‑cooled | |
Turbocharger | None | |
Timing system | Belt-driven | |
Oil type | Refer to vehicle handbook / manufacturer specification | |
Dry weight | 158 kg |
The Peugeot RFV (XU10J4R) was used exclusively in Peugeot's 406 platform with longitudinal mounting. This engine received no major platform-specific adaptations or facelift revisions affecting core compatibility during its production run. All applications are documented in OEM technical bulletins.
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The RFV's primary reliability risk is timing belt failure due to missed service intervals, which causes catastrophic engine damage. Peugeot service schedules mandate replacement every 60,000 km, while owner club data suggests a correlation between neglected belts and engine seizure. The engine's performance nature makes adherence to this single interval critical.
Analysis derived from Peugeot technical bulletins (1996-2000) and aggregated owner club failure reports. Repair procedures should follow manufacturer guidelines.
The most common questions about engine codes, what they mean, how to find them and how this database works
Yes, the RFV is a robust and well-regarded engine when properly maintained. Its main vulnerability is the timing belt; failure destroys the engine. With strict adherence to the 60,000 km belt and water pump change, regular oil changes, and attention to ignition components, it can provide many years of reliable service.
The most critical issue is timing belt failure if not replaced at 60,000 km. Other common problems include coolant leaks from the water pump or hoses, ignition coil failures causing misfires, and carbon buildup affecting the throttle body or idle air control valve. These are well-documented in Peugeot service literature.
This 2.0L 16-valve petrol engine was used exclusively in the Peugeot 406, primarily in the Coupe and higher-trim sedan variants (SRi, Executive) from 1996 to 2000. It was the top-tier petrol engine for the 406 range during this period.
Aftermarket ECU tuning is common on the RFV-XU10J4R platform, but increasing boost or altering engine parameters accelerates component wear, impacts emissions compliance, and may void vehicle warranties. Any modifications should be evaluated carefully by a qualified specialist.
Expect around 9.5-10.5 L/100km (27-25 mpg UK) in mixed driving for a 406 Coupe, and potentially 8.5-9.0 L/100km (33-31 mpg UK) on steady highway runs. Its performance character means economy is not its primary strength, but it is reasonable for a 165 PS engine of its era.
Yes. This is critically important. If the timing belt breaks or slips, the pistons will collide with the open valves, causing severe internal engine damage that requires a costly rebuild. Never exceed the 60,000 km service interval for the belt.
A quality 10W-40 semi-synthetic or synthetic oil meeting ACEA A3/B3 specifications is recommended. Regular oil changes (every 10,000-15,000 km) are crucial for engine longevity and performance.
Comprehensive technical documentation and regulatory references
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Regulatory Stability
EU regulations are referenced using CELEX identifiers for long-term stability.
EUR-Lex
EU emissions and type-approval regulations (e.g., CELEX:32007R0715, CELEX:32017R1151).
GOV.UK: Vehicle Approval & V5C
UK vehicle approval processes, import rules, and MoT guidance.
DVLA: Engine Changes & MoT
Official guidance on engine swaps and inspection implications.
Vehicle Certification Agency (VCA)
UK type-approval authority for automotive products.
Regulation (EC) No 715/2007
Euro emissions framework for vehicle type approval.
Commission Regulation (EU) 2017/1151
WLTP and RDE testing procedures for emissions certification.
GOV.UK: Vehicle Approval
UK compliance and certification requirements for imported and modified vehicles.
VCA Certification Portal
Type-approval guidance and documentation.
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