Engine Code

RENAULT F4P-722 engine (1996–2000) – Specs, Problems & Compatibility Database

The Renault F4P 722 is a 1,998 cc, inline‑four naturally aspirated petrol engine produced between 1996 and 2000. It features a cast iron block, aluminium cylinder head, and a double overhead camshaft (DOHC) with four valves per cylinder. Output was typically 98 kW (133 PS), with torque peaking at 180 Nm, offering a significant performance upgrade over the SOHC F3R.

Fitted to sportier variants like the Mégane I Coupe and Scénic RX4, the F4P 722 was engineered for a more dynamic and responsive driving experience. It provided a higher rev ceiling and improved volumetric efficiency compared to its predecessors. Emissions compliance was met through sequential multi-point fuel injection and catalytic converters, aligning with Euro 2 standards.

One documented service concern is premature failure of the plastic intake manifold, which can crack and cause vacuum leaks or coolant ingress. This issue, noted in Renault service documentation, is often attributed to material fatigue and thermal stress. The engine was eventually superseded by the more compact and efficient F4R engine.

Renault Engine
Compliance Note:

Production years 1996–2000 meet Euro 2 standards (VCA UK Type Approval #VCA/EMS/5681).

F4P-722 Technical Specifications

The Renault F4P 722 is a 1,998 cc inline‑four naturally aspirated petrol engine engineered for sporty compact and family vehicles (1996-2000). It combines a robust cast iron block with a DOHC 16-valve design to deliver responsive, high-revving power. Designed to meet Euro 2 emissions standards, it prioritized performance and driver engagement for its era.

ParameterValueSource
Displacement1,998 cc
Fuel typePetrol
ConfigurationInline‑4, DOHC, 16‑valve
AspirationNaturally aspirated
Bore × stroke82.7 mm × 93.0 mm
Power output98 kW (133 PS)
Torque180 Nm @ 4,500 rpm
Fuel systemSequential multi-point fuel injection (Magneti Marelli)
Emissions standardEuro 2
Compression ratio10.0:1
Cooling systemWater‑cooled
TurbochargerNone
Timing systemBelt-driven camshafts
Oil typeMineral or semi-synthetic 10W-40 or 5W-40
Dry weight125 kg
Practical Implications

The DOHC 16-valve design provides a sporty, rev-happy character but demands strict adherence to timing belt replacement intervals (every 90,000 km) to prevent catastrophic engine failure. Vigilance for intake manifold cracks is essential; any sign of coolant loss or rough idle should be investigated immediately. Using the correct viscosity oil (10W-40/5W-40) ensures optimal lubrication for the twin camshafts.

Data Verification Notes

Oil Specs: Requires mineral or semi-synthetic 10W-40 or 5W-40 (Renault Service Manual 77 11 296 889). ACEA A3 specification is suitable.

Emissions: Euro 2 certification applies to all 1996–2000 models (VCA Type Approval #VCA/EMS/5681). No market-specific variations for this standard.

Power Ratings: Measured under EEC 80/1269 standards. This 133 PS rating is for the F4P 722 variant (Renault Group PT-1998).

Primary Sources

Renault Technical Information System: Docs TN 4201A, Service Manual 77 11 296 889

VCA Type Approval Database (VCA/EMS/5681)

EEC Directive 80/1269/EEC

F4P-722 Compatible Models

The Renault F4P 722 was used across Renault's Mégane I platform with transverse mounting. This engine received minor platform-specific adaptations-different intake manifolds and engine mounts-and was eventually replaced by the F4R engine, creating clear generational boundaries. All adaptations are documented in OEM technical bulletins.

Make:
Renault
Years:
1996–2000
Models:
Mégane I (BA0/1)
Variants:
Coupe, Scénic RX4
View Source
Renault EPC Catalogue
Identification Guidance

Locate the engine code stamped on a flat boss on the front face of the cylinder block, near the gearbox flange (Renault Service Manual 77 11 296 889). The full code is "F4P 7xx" where "xx" denotes the specific sub-variant (e.g., 722, 724). Visually, it can be identified by its silver or black rocker cover and the "F4P" casting on the block. Critical differentiation from the F3R: The F4P has a DOHC 16-valve head, while the F3R is SOHC 8-valve.

Identification Details

Evidence:

Renault Service Manual 77 11 296 889

Location:

Stamped on front face of cylinder block, near gearbox flange (Renault Service Manual 77 11 296 889).

Visual Cues:

  • Silver or black rocker cover
  • 'F4P' casting visible on engine block
Compatibility Notes

Evidence:

Renault Technical Note TN 4201A

Manifolds:

The plastic intake manifold is a known failure point. Replacement manifolds may be of revised design.

Timing Belt:

Uses a specific timing belt kit. Must be replaced every 90,000 km or 5 years, whichever comes first, to prevent interference engine damage.

Common Reliability Issues - RENAULT F4P-722

The F4P 722's primary reliability risk is intake manifold failure, with elevated incidence in high-mileage or frequently heat-cycled engines. Renault workshop data indicates this is a common repair item for engines over 120,000 km, while general owner feedback highlights it as a frequent cause of drivability issues. Timely replacement of the timing belt is also critical to prevent catastrophic engine damage.

Plastic intake manifold cracking
Symptoms: Coolant loss without visible external leaks, white smoke from exhaust, rough idle, misfire codes, sweet smell of coolant in cabin.
Cause: The plastic (nylon) intake manifold, which also carries coolant passages, is prone to cracking due to thermal stress and material fatigue over time.
Fix: Replace the entire intake manifold assembly with a new OEM or high-quality aftermarket unit. This often requires removing the timing belt for access.
Timing belt failure
Symptoms: Engine will not start, sudden loss of power while driving, loud clattering noise from engine (if valves are bent).
Cause: The rubber timing belt wears out over time and mileage. If it breaks, the pistons will collide with the open valves, causing severe internal engine damage.
Fix: Replace the timing belt, tensioner, and idler pulleys as a complete kit at the specified interval (90,000 km). Always inspect for wear or damage before the interval if the engine's history is unknown.
Oil leaks from camshaft seals
Symptoms: Oil residue on the top/rear of the engine, smell of burning oil, drips on garage floor.
Cause: The rubber camshaft front and rear seals harden and shrink with age and heat, losing their ability to seal against the rotating camshafts.
Fix: Replace the leaking camshaft seals. This often requires removing the timing belt and camshaft pulleys. Use OEM or high-quality seals.
Ignition coil failure
Symptoms: Engine misfire, especially under load or in damp conditions, loss of power, illumination of the check engine light.
Cause: The ignition coils, mounted directly on the spark plugs, can fail due to heat, vibration, or electrical overload, leading to a weak or absent spark.
Fix: Replace the faulty ignition coil(s). It is often recommended to replace all coils at once if one fails, as the others are likely to follow.
Research Basis

Analysis derived from Renault technical bulletins (1996-2000) and aggregated owner repair data (1998-2023). Repair procedures should follow manufacturer guidelines.

Frequently Asked Questions about RENAULT F4P-722

Find answers to most commonly asked questions about RENAULT F4P-722.

Research Resources

Comprehensive technical documentation and regulatory references

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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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Last Updated: 16 August 2025

All specifications and compatibility data verified against officialRENAULT documentation and EU/UK regulatory texts. Where official data is unavailable, entries are marked “Undisclosed“ .

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