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 o

Renault Engine
Compliance Note:

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

Renault 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
Displacement
1,870 cc
Fuel type
Diesel
Configuration
Inline‑4, DOHC, 16‑valve
Aspiration
Turbocharged
Bore × stroke
81.0 mm × 90.5 mm
Power output
96 kW (130 PS)
Torque
300 Nm @ 1,750 rpm
Fuel system
Bosch CP3 common‑rail (up to 1,600 bar)
Emissions standard
Euro 5
Compression ratio
16.0:1
Cooling system
Water‑cooled
Turbocharger
Single variable‑geometry turbo (Garrett)
Timing system
Chain-driven
Oil type
Renault RN0720 (SAE 5W‑30)
Dry weight
148 kg

Renault 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

Common Reliability Issues - RENAULT F9Q-E-804 Compatible Models

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.

RENAULT F9Q-E-804 FAQ Common Questions Answered

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

The F9Q E 804 is generally reliable with strong torque, but pre-2016 models have a known risk of exhaust pressure sensor failure. Later revisions improved sensor durability. Long-term reliability depends on avoiding water ingress to the sensor and adhering to strict 20,000 km service intervals with RN0720 oil.

The most frequent issues are exhaust pressure sensor failure (causing false DPF warnings), DPF blockage from short trips, and EGR valve carbon buildup. Injector coil faults are also documented as the engine ages. These are well-documented in Renault service bulletins, particularly SIB 8414A for the pressure sensor.

This 1.9L dCi 130 PS engine was used exclusively in the facelifted Scénic III (2014-2016). It was positioned as the mid-range diesel option for this model during its final production years before being replaced by newer engine families.

Yes, the F9Q E 804 can be remapped. Stage 1 tunes can safely increase power to 150-160 PS and torque to 340-360 Nm. The stock turbo and internals are generally capable, but supporting modifications like an upgraded intercooler are recommended for higher stages.

Fuel economy is very good for an MPV. In a Scénic III dCi 130, expect ~5.2 L/100km (54 mpg UK) combined. Real-world figures might be slightly higher, around 6.0 L/100km (47 mpg UK), depending on load, driving style, and DPF regeneration cycles.

Yes. The F9Q E 804 is an interference engine. If the timing chain fails or jumps, the pistons will collide with the open valves, causing catastrophic engine damage. While chain failure is rare, it underscores the importance of overall engine maintenance.

Renault mandates a 5W-30 synthetic oil meeting the RN0720 specification. This is critical for protecting the turbocharger, high-pressure fuel system, and emissions components. Using the correct oil and changing it every 20,000 km is essential for longevity.

Research Resources

Comprehensive technical documentation and regulatory references

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Primary Sources

RENAULT Official Site

Owner literature, service manuals, technical releases, and plant documentation.

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.

Methodology

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Last Updated: 25 Feb 2026

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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