Renault F4R-744 Engine (2003–2008) – Specs, Problems & Compatibility Database

The Renault F4R 744 is a 1,998 cc, inline‑four naturally aspirated petrol engine produced between 2003 and 2008. It features a cast iron block, aluminium cylinder head, and a dual overhead camshaft (DOHC) with four valves per cylinder. Output is rated at 103 kW (140 PS), delivering a refined and responsive character for its mid — size applications.

Fitted to performance variants of the Mégane II and Scénic II, the F4R 744 was engineered for drivers seeking enhanced performa…

Renault Engine
Compliance Note:

Production years 2003–2008 meet Euro 4 standards as per applicable EU directives for vehicles of that era for reference models).

Renault F4R-744 Technical Specifications

The Renault F4R 744 is a 1,998 cc inline‑four naturally aspirated petrol engine engineered for compact performance hatchbacks and MPVs (2003-2008). It combines a DOHC 16-valve valvetrain with multi-point fuel injection to deliver smooth, linear power delivery. Designed to meet Euro 4 emissions standards, it represents the higher-output variant of Renault's 2.0L petrol engine family.

ParameterValueSource
Displacement
1,998 cc
Fuel type
Petrol
Configuration
Inline‑4, DOHC, 16‑valve
Aspiration
Naturally aspirated
Bore × stroke
82.7 mm × 93.0 mm
Power output
103 kW (140 PS)
Torque
195 Nm @ 3,750 rpm
Fuel system
Multi-point fuel injection (Bosch Motronic)
Emissions standard
Euro 4
Compression ratio
10.5:1
Cooling system
Water‑cooled
Turbocharger
None
Timing system
Belt-driven (requires periodic replacement)
Oil type
Refer to vehicle handbook / manufacturer specification
Dry weight
125 kg

Renault F4R-744 Compatible Models

The Renault F4R 744 was used across Renault's Mégane and Scénic platforms with transverse mounting and no external licensing. This engine was reserved for specific high-performance trims, creating clear interchange limits with the standard F4R 713. All applications are documented in OEM technical bulletins.

Make:
Renault
Years:
2003–2008
Models:
Mégane II (BM/CM0)
Variants:
GT, Sport, Cup
View Source
Renault EPC Catalogue
Make:
Renault
Years:
2003–2008
Models:
Scénic II (JM/FM0)
Variants:
GT
View Source
Renault EPC Catalogue

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Common Reliability Issues - RENAULT F4R-744 Compatible Models

The F4R 744's primary reliability risk is timing belt failure, with elevated incidence in vehicles where service intervals are neglected. Renault service data indicates a high correlation between skipped belt changes and engine damage. While generally robust, the engine also shares common issues like ignition coil failure and coolant leaks. Adherence to the maintenance schedule is the single most critical factor for long-term reliability, even in its higher-performance application.

Timing belt failure
Symptoms: Engine suddenly stops running, severe internal engine damage after failure, sometimes preceded by a squealing noise.
Cause: Worn or broken timing belt on this interference engine, often due to exceeding the recommended replacement interval.
Fix: Replace the timing belt, tensioner, and idler pulleys as a complete kit per Renault service procedure at recommended intervals.
Ignition coil failure
Symptoms: Engine misfires, rough idle, lack of power, illuminated check engine light with misfire codes.
Cause: Ageing or heat degradation of the individual ignition coils mounted on the spark plugs.
Fix: Replace the faulty ignition coil(s) with new OEM units. It is often recommended to replace all four coils simultaneously if one fails due to similar age and operating conditions.
Coolant leaks from thermostat housing or water pump
Symptoms: Coolant puddles under car, low coolant level warning, sweet smell from engine bay, overheating.
Cause: Ageing and cracking of the plastic thermostat housing or its sealing gasket, or failure of the water pump seals.
Fix: Replace the thermostat housing and gasket, and/or the water pump with new OEM units; inspect hoses and radiator for related wear.
Camshaft position sensor failure
Symptoms: Engine cranks but won't start, intermittent stalling, poor running, check engine light with cam sensor fault code.
Cause: Electrical failure or contamination of the camshaft position sensor, which is critical for the sequential fuel injection system.
Fix: Replace the faulty camshaft position sensor with a new OEM unit. Ensure the electrical connector is clean and secure.
Research Basis

Analysis derived from Renault technical bulletins (2003-2008) and aggregated owner-reported failure data (2005-2023). Repair procedures should follow manufacturer guidelines.

RENAULT F4R-744 FAQ Common Questions Answered

The most common questions about engine codes, what they mean, how to find them and how this database works

The F4R 744 is generally reliable if its critical maintenance, especially the 90,000 km timing belt change, is strictly followed. Neglecting this can lead to total engine failure. With proper care, including regular oil changes and coolant flushes, these engines can easily surpass 200,000 km. Its 16-valve design offers good refinement for its era, even in the higher-performance GT/Sport trims.

The most critical issue is timing belt failure. Other common problems include ignition coil failure causing misfires, coolant leaks from the plastic thermostat housing or water pump, and camshaft position sensor failure leading to starting or running issues. These issues are shared with the standard F4R 713 engine.

The F4R 744 was used exclusively in the higher-performance variants of the second-generation Renault Mégane (GT, Sport, Cup) and the Renault Scénic II GT, produced between 2003 and 2008. It was the top-tier 2.0L petrol engine for these specific models.

The F4R 744 is already a tuned version of the F4R 713. Further significant gains are limited by the naturally aspirated design. Minor improvements can be made via ECU remapping, a performance exhaust, or intake, but the engine responds best to maintenance for optimal performance. Its 16-valve head has good potential for enthusiast modifications.

Fuel economy is reasonable for its performance. Expect around 9.5–10.5 L/100km (30–27 mpg UK) in mixed driving for a Mégane GT or Scénic GT. Highway driving can yield 7.0–8.0 L/100km (40–35 mpg UK), depending on condition and driving style.

Yes. The F4R 744 is an interference engine. If the timing belt breaks or slips, the pistons will collide with the open valves, causing severe and expensive internal damage. This makes the timing belt replacement interval absolutely critical.

Renault recommends a good quality SAE 5W-40 semi-synthetic oil. Modern ACEA A3/B3 specification oils are also suitable. Regular oil changes (every 10,000 km or annually) are essential for engine longevity, particularly to protect the DOHC valvetrain in its higher-performance application.

Research Resources

Comprehensive technical documentation and regulatory references

Platform Overview

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Primary Sources

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.

Regulatory Context

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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