The Renault F9Q 740 is a 1,870 cc, inline‑four turbo‑diesel engine produced between 2001 and 2006. It features a cast iron block, aluminum cylinder head, and a Bosch VP44 rotary injection pump. Output varies by application but typically ranges from 81 kW (110 PS) to 96 kW (130 PS), with torque figures between 270–300 Nm, providing strong low — end pull for its era.
Fitted to models such as the Mégane II, Scénic II, and Laguna II, the F9Q 740 was engineered for a balance of everyday…
Production years 2001–2006 meet Euro 3 standards (VCA UK Type Approval #VCA/EMS/5678).
The Renault F9Q 740 is a 1,870 cc inline‑four turbo‑diesel engineered for compact and mid‑size models (2001-2006). It combines indirect injection via a Bosch VP44 pump with a fixed-geometry turbocharger to deliver strong low‑rpm torque. Designed to meet Euro 3 standards, it prioritizes robustness and fuel economy for high-mileage use.
| Parameter | Value | Source |
|---|---|---|
Displacement | 1,870 cc | |
Fuel type | Diesel | |
Configuration | Inline‑4, SOHC, 8‑valve | |
Aspiration | Turbocharged | |
Bore × stroke | 80.0 mm × 93.0 mm | |
Power output | 81–96 kW (110–130 PS) | |
Torque | 270–300 Nm @ 2,000 rpm | |
Fuel system | Bosch VP44 rotary injection pump | |
Emissions standard | Euro 3 | |
Compression ratio | 18.5:1 | |
Cooling system | Water‑cooled | |
Turbocharger | Fixed‑geometry turbo (Garrett) | |
Timing system | Belt‑driven | |
Oil type | Renault RN0700 or RN0710 (SAE 5W‑40) | |
Dry weight | Not Available |
The Renault F9Q 740 was used across Renault's Mégane II and Laguna II platforms with transverse mounting. This engine received platform-specific adaptations-minor ECU calibrations for the Scénic II-but no major facelift revisions occurred during its production, ensuring broad parts interchangeability. All adaptations are documented in OEM technical bulletins.
The F9Q 740's primary reliability risk is Bosch VP44 injection pump failure, with elevated incidence in vehicles using poor-quality fuel or exceeding filter change intervals. Renault internal reports from 2004 noted a significant number of pump failures before 150,000 km, while owner feedback consistently cites fuel system issues as the most common major repair. Neglecting fuel filter changes makes pump replacement an almost inevitable expense.
Analysis derived from Renault technical bulletins (2002-2006) and owner-reported failure data (2005-2023). 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
The F9Q 740 is mechanically robust, but its Achilles' heel is the Bosch VP44 injection pump. With meticulous fuel filter changes every 20,000 km and use of high-quality diesel, the engine can be very reliable. Neglecting the fuel system will almost certainly lead to expensive pump failure.
The most frequent major issue is Bosch VP44 injection pump failure. Other common problems include a clogged EGR valve, failing turbocharger actuators, and worn glow plugs or relays. These are well-documented in Renault service information.
The F9Q 740 was primarily used in the first phase of the Mégane II, Scénic II, and Laguna II, produced between 2001 and 2006. It was also fitted to the Espace IV during the same period, typically in 110 PS and 120 PS variants.
Yes, the F9Q 740 responds well to ECU remapping. Stage 1 tunes can safely increase power to around 150-160 PS and torque to 340-360 Nm. The VP44 pump and turbocharger have good headroom, but supporting modifications like a de-cat or intercooler upgrade are recommended for higher stages.
Fuel economy is very good for its era. Expect around 6.5 L/100km (43 mpg UK) in combined driving for a Mégane II 1.9 dCi 120. Highway cruising can yield figures closer to 5.0 L/100km (56 mpg UK), depending on driving style and vehicle condition.
Yes. The F9Q 740 is an interference engine. If the timing belt breaks or jumps, the pistons will collide with the open valves, causing severe and expensive internal engine damage. Adhering to the 120,000 km/5-year belt change interval is non-negotiable.
Renault specifies oil meeting RN0700 or RN0710 standards, typically a 5W-40 synthetic or semi-synthetic. Using the correct specification is vital for protecting the turbocharger, hydraulic tappets, and ensuring long engine life. Change intervals should not exceed 20,000 km or 1 year.
Comprehensive technical documentation and regulatory references
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RENAULT Official Site
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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
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