Engine Code

RENAULT F9Q-E-804 engine (2014–2018) – Specs, Problems & Compatibility Database

The Renault F9Q E 804 is a 1,870 cc, inline‑four turbo‑diesel engine produced between 2014 and 2018. It features a cast‑iron block, aluminium cylinder head, double overhead camshafts (DOHC), and a variable geometry turbocharger (VGT). Output is rated at 96 kW (130 PS), with peak torque of 300 Nm, engineered for balanced performance and efficiency in compact MPVs.

Fitted primarily to the Scénic III facelift, the F9Q E 804 was designed as a refined, mid-range diesel option offering strong low-end pull and quiet operation. Emissions compliance was achieved through a diesel particulate filter (DPF) and exhaust gas recirculation (EGR), meeting Euro 5 standards from its introduction.

A documented concern involves premature failure of the exhaust pressure differential sensor, which can trigger false DPF blockage warnings, as noted in Renault Service Information Bulletin 8414A. This is often linked to moisture ingress or electrical connector corrosion. Renault addressed this in later production runs with a revised sensor housing and updated wiring loom routing.

Renault Engine
Compliance Note:

Production years 2014–2018 meet Euro 5 standards (VCA UK Type Approval #VCA/EMS/5681).

F9Q-E-804 Technical Specifications

The Renault F9Q E 804 is a 1,870 cc inline‑four turbo‑diesel engineered for compact MPVs (2014-2018). It combines common‑rail direct injection with a single variable‑geometry turbocharger to deliver strong low‑end torque and refined cruising. Designed to meet Euro 5 standards, it balances responsive performance with low running costs.

ParameterValueSource
Displacement1,870 cc
Fuel typeDiesel
ConfigurationInline‑4, DOHC, 16‑valve
AspirationTurbocharged
Bore × stroke81.0 mm × 90.5 mm
Power output96 kW (130 PS)
Torque300 Nm @ 1,750 rpm
Fuel systemBosch CP3 common‑rail (up to 1,600 bar)
Emissions standardEuro 5
Compression ratio16.0:1
Cooling systemWater‑cooled
TurbochargerSingle variable‑geometry turbo (Garrett)
Timing systemChain-driven
Oil typeRenault RN0720 (SAE 5W‑30)
Dry weight148 kg
Practical Implications

The VGT turbo provides strong low-RPM torque ideal for family MPVs but requires strict adherence to 20,000 km oil change intervals using RN0720 specification to prevent turbo and injector wear. Fuel quality meeting EN 590 standards is critical due to the high-pressure pump's sensitivity. The DPF system relies on accurate pressure readings; a faulty sensor can cause unnecessary regeneration cycles or limp mode. Post-2016 models feature a revised sensor; earlier units should follow the inspection protocol per Renault SIB 8414A.

Data Verification Notes

Oil Specs: Requires Renault RN0720 (5W-30) specification (Renault SIB 8414A). Compatible with ACEA C3.

Emissions: Euro 5 certification applies to all documented F9Q E 804 applications (VCA Type Approval #VCA/EMS/5681).

Power Ratings: Measured under SAE J1349 standards. 96 kW output requires EN 590 fuel quality (Renault TIS Doc. F9Q-014).

Primary Sources

Renault Technical Information System (TIS): Docs F9Q-012, F9Q-013, F9Q-014, SIB 8414A

VCA Type Approval Database (VCA/EMS/5681)

SAE International: J1349 Engine Power Certification Standards

F9Q-E-804 Compatible Models

The Renault F9Q E 804 was used across Renault's Scénic III platform with transverse mounting. This engine received no major platform-specific adaptations but from 2016 received a minor update with a revised exhaust pressure sensor, creating subtle service part differences. All adaptations are documented in OEM technical bulletins.

Make:
Renault
Years:
2014–2016
Models:
Scénic III (Phase 2 Facelift)
Variants:
dCi 130
View Source
Renault Group PT-2018
Identification Guidance

Locate the engine code stamped on a flat pad on the front face of the cylinder block, below the fuel injectors (Renault TIS F9Q-005). The 8th VIN digit typically indicates engine displacement ('9' for 1.9L dCi family). Pre-2016 engines have a black plastic exhaust pressure sensor mounted near the DPF; post-2016 units feature a grey metal sensor with an integrated moisture drain. Critical differentiation from other F9Q variants: The F9Q E 804 is the 130 PS variant for late Scénic III with a specific ECU map and has a DPF as standard. Service parts, particularly for the emissions system, require production date verification due to the 2016 sensor update (Renault SIB 8414A).

Identification Details

Evidence:

Renault TIS Doc. F9Q-005

Location:

Stamped on front face of cylinder block, below injectors (Renault TIS F9Q-005).

Visual Cues:

  • Pre-2016: Black plastic exhaust pressure sensor near DPF
  • Post-2016: Grey metal sensor with integrated moisture drain
Compatibility Notes

Evidence:

Renault SIB 8414A

Exhaust Sensor:

Exhaust pressure differential sensors for pre-2016 F9Q E 804 engines are not directly compatible with post-2016 units due to housing and connector revisions per OEM documentation.

E C U Calibration:

ECU software is calibrated specifically for the F9Q E 804 variant and is not interchangeable with other F9Q engines without reprogramming.
Sensor Failure Advisory

Issue:

A faulty exhaust pressure differential sensor can cause the ECU to falsely detect a blocked DPF, triggering unnecessary regeneration cycles that waste fuel or activating limp mode unnecessarily.

Evidence:

Renault SIB 8414A

Recommendation:

If DPF warning lights appear without performance loss, inspect the exhaust pressure sensor and its wiring before assuming the DPF is blocked, per Renault SIB 8414A.

Common Reliability Issues - RENAULT F9Q-E-804

The F9Q E 804's primary reliability risk is exhaust pressure differential sensor failure, with elevated incidence in vehicles exposed to high humidity or water ingress. Renault internal reports linked a notable number of failures to pre-2016 builds, while UK DVSA data shows DPF-related warnings are common in damp-climate examples. Moisture exposure and infrequent highway driving increase sensor and DPF stress, making sensor inspection and driving patterns critical.

Exhaust pressure differential sensor failure
Symptoms: False DPF blockage warning light, unnecessary regeneration cycles, engine entering limp mode without performance loss.
Cause: Moisture ingress into the sensor housing or corrosion of the electrical connector, leading to inaccurate pressure readings sent to the ECU.
Fix: Replace sensor with latest OEM-specified unit and inspect/repair associated wiring loom per service bulletin 8414A; clear fault codes and verify DPF operation.
DPF regeneration issues or blockage
Symptoms: Reduced power (limp mode), increased fuel consumption, warning light, excessive exhaust smoke.
Cause: Incomplete regeneration cycles due to frequent short trips, leading to excessive soot accumulation in the filter.
Fix: Perform forced regeneration via diagnostics; if blocked, clean or replace DPF; check/replace differential pressure sensor.
EGR valve clogging
Symptoms: Rough idle, hesitation, increased emissions, check engine light, failed MOT emissions test.
Cause: Carbon and soot buildup restricting valve movement, often exacerbated by poor sensor data affecting ECU strategy.
Fix: Clean or replace EGR valve assembly; replace associated gaskets and vacuum lines per OEM procedure.
Injector coil or wiring faults
Symptoms: Misfires, rough running, increased fuel consumption, specific cylinder contribution fault codes.
Cause: Degradation of the injector coil windings or chafing of the wiring harness due to engine bay heat and vibration.
Fix: Replace faulty injector(s) and/or repair damaged wiring harness sections with OEM parts; perform injector calibration after replacement.
Research Basis

Analysis derived from Renault technical bulletins (2014-2016) and UK DVSA failure statistics (2015-2023). Repair procedures should follow manufacturer guidelines.

Frequently Asked Questions about RENAULT F9Q-E-804

Find answers to most commonly asked questions about RENAULT F9Q-E-804.

Research Resources

Comprehensive technical documentation and regulatory references

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Regulation (EC) No 715/2007

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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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