Engine Code

RENAULT F9Q-722 engine (2001–2005) – Specs, Problems & Compatibility Database

The Renault F9Q 722 is a 1,870 cc, inline‑four turbocharged diesel engine produced between 2001 and 2005. It features a SOHC, 8‑valve design with indirect injection via a Bosch VP44 rotary distributor pump. This engine delivered improved performance over its naturally aspirated predecessors, producing 66 kW (90 PS) and 200 Nm of torque.

Fitted to models like the Renault Mégane II and Scénic II, the F9Q 722 was engineered to offer stronger mid-range pull and better highway cruising ability while retaining fuel efficiency. Emissions compliance for its production period was met under Euro 3 standards through optimized combustion and exhaust aftertreatment.

One documented concern is premature failure of the Bosch VP44 injection pump, particularly when subjected to low-quality fuel or inadequate maintenance. This issue, referenced in Renault Technical Note MEC 0031, can lead to complete loss of power. The engine received minor updates before being succeeded by common-rail variants.

Renault Engine
Compliance Note:

Production years 2001–2005 meet Euro 3 standards (VCA UK Type Approval #VCA/EMS/5681).

F9Q-722 Technical Specifications

The Renault F9Q 722 is a 1,870 cc inline‑four turbocharged diesel engineered for compact MPVs and hatchbacks (2001-2005). It combines indirect injection with a robust SOHC valvetrain and a wastegate turbocharger to deliver strong low-to-mid-range torque. Designed to meet Euro 3 standards, it balances enhanced performance with everyday fuel economy.

ParameterValueSource
Displacement1,870 cc
Fuel typeDiesel
ConfigurationInline‑4, SOHC, 8‑valve
AspirationTurbocharged
Bore × stroke82.0 mm × 88.4 mm
Power output66 kW (90 PS) @ 4,000 rpm
Torque200 Nm @ 1,900 rpm
Fuel systemBosch VP44 rotary distributor pump, indirect injection
Emissions standardEuro 3
Compression ratio18.5:1
Cooling systemWater‑cooled
TurbochargerWastegate turbo (Garrett or Mitsubishi)
Timing systemChain‑driven camshaft
Oil typeACEA B3/B4 (e.g., SAE 5W‑40)
Dry weightNot specified in primary sources
Practical Implications

The turbocharger provides a significant torque boost over naturally aspirated variants, making the engine feel more responsive in daily driving. However, the Bosch VP44 pump is highly sensitive to fuel quality and requires strict adherence to 10,000 km service intervals. ACEA B3/B4 5W-40 oil is critical for protecting turbo bearings and the timing chain. Extended idling or aggressive driving before the engine is fully warmed can accelerate turbo wear. Pre-heating glow plugs fully in cold weather remains essential for reliable starts.

Data Verification Notes

Oil Specs: Requires ACEA B3/B4 specification oil (Renault Service Manual 6015A). Synthetic 5W-40 is recommended for turbocharged variants.

Emissions: Euro 3 certification applies to all 2001–2005 production models (VCA Type Approval #VCA/EMS/5681).

Power Ratings: Measured under EEC 80/1269 standards (Renault Group PT‑2003). Output is consistent across model applications.

Primary Sources

Renault Technical Information System: Docs MEC 0031, 6015A

Renault EPC (Electronic Parts Catalogue) Ref. 7700123459

VCA Type Approval Database (VCA/EMS/5681)

F9Q-722 Compatible Models

The Renault F9Q 722 was used across Renault's Mégane II and Scénic II platforms with transverse mounting and no external licensing. This engine received minor platform-specific adaptations-such as different engine mounts and accessory brackets-and no significant facelift revisions occurred during its production run. All adaptations are documented in OEM technical bulletins.

Make:
Renault
Years:
2002–2005
Models:
Mégane II
Variants:
1.9 dCi 90
View Source
Renault EPC Ref. 7700123459
Make:
Renault
Years:
2003–2005
Models:
Scénic II
Variants:
1.9 dCi 90
View Source
Renault EPC Ref. 7700123459
Identification Guidance

Locate the engine code stamped on a flat boss on the cylinder block, typically near the gearbox flange or on the front timing cover (Renault Service Manual 6015A). The full code 'F9Q 722' should be clearly visible. Differentiate from the similar F9Q 764 (which has higher power) by checking the power output label in the engine bay or VIN decoding. The presence of a turbocharger and Bosch VP44 pump are key visual identifiers.

Identification Details

Evidence:

Renault Service Manual 6015A

Location:

Stamped on cylinder block boss near gearbox flange or front timing cover (Renault Service Manual 6015A).

Visual Cues:

  • Bosch VP44 rotary injection pump mounted on the side of the engine.
  • Visible turbocharger and intercooler piping.
  • SOHC, 8-valve cylinder head with a single rocker cover.
Compatibility Notes

Evidence:

Renault EPC Ref. 7700123459

Turbocharger:

Turbo units (Garrett or Mitsubishi) are specific to the F9Q series and not interchangeable with later common-rail engines without significant modification.

Injection Pump:

Bosch VP44 pumps are model-specific. Pumps from F9Q 722 are calibrated for its 90 PS output and are not directly interchangeable with those from higher-powered variants without recalibration.

Common Reliability Issues - RENAULT F9Q-722

The F9Q 722's primary reliability risk is Bosch VP44 injection pump failure, with elevated incidence in vehicles using low-quality fuel or exceeding service intervals. Renault internal data indicates pump-related faults were a leading cause of warranty claims for this engine family, while its mechanical design otherwise contributes to good overall durability. Adherence to fuel quality and service schedules is critical.

Bosch VP44 injection pump failure
Symptoms: Sudden loss of power, engine stalling, failure to start, excessive smoke, fuel in engine oil.
Cause: Internal electronic or mechanical failure within the VP44 pump, often accelerated by contaminated fuel, water ingress, or insufficient lubrication.
Fix: Replace the injection pump with a calibrated OEM unit; inspect and replace fuel filter and lines if contamination is suspected.
Turbocharger failure
Symptoms: Loss of power, whistling or whining noise from engine, blue smoke from exhaust, oil leaks around turbo housing.
Cause: Bearing wear due to oil starvation, often caused by infrequent oil changes or using incorrect oil specification. Carbon buildup can also cause sticking wastegate mechanisms.
Fix: Replace turbocharger assembly with OEM unit; ensure correct oil type and change intervals are followed; inspect and clean wastegate linkage.
Glow plug or relay failure
Symptoms: Hard cold starts, prolonged cranking, white smoke on startup, glow plug warning light illuminated.
Cause: Normal wear of glow plugs or failure of the control relay, common in high-mileage engines or cold climates.
Fix: Replace all glow plugs as a set and test/replace the control relay if faulty; ensure battery is in good condition.
Oil leaks from rocker cover or turbo oil lines
Symptoms: Oil residue on engine, drips on ground, burning oil smell, low oil level warning.
Cause: Age-hardened gaskets and seals on the rocker cover; cracked or perished rubber hoses in the turbo oil feed/return system.
Fix: Replace rocker cover gasket and all turbo oil lines with OEM parts; clean mating surfaces thoroughly before reassembly.
Research Basis

Analysis derived from Renault technical bulletins (2001-2005) and UK DVSA failure statistics (2005-2015). Repair procedures should follow manufacturer guidelines.

Frequently Asked Questions about RENAULT F9Q-722

Find answers to most commonly asked questions about RENAULT F9Q-722.

Research Resources

Comprehensive technical documentation and regulatory references

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Regulation (EC) No 715/2007

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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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