Engine Code

Renault E7J-724 Engine (1996–2001) – Specs, Problems & Compatibility Database

The Renault E7J 724 is a 1,390 cc, inline‑four petrol engine produced between 1996 and 2001. It features a single overhead camshaft (SOHC), multipoint fuel injection, and a cast iron block with an aluminium head. In standard form, it delivered approximately 55 kW (75 PS) and 114 Nm of torque, designed for compact family cars where balanced performance and economy were key.

Fitted primarily to the Renault Mégane I and Scénic I, the E7J 724 was engineered for everyday versatil

Renault Engine
Compliance Note:

Production years 1996–2001 meet Euro 2 standards (VCA UK Type Approval #VCA/EMS/5679).

Renault E7J-724 Technical Specifications

The Renault E7J 724 is a 1,390 cc inline‑four naturally aspirated petrol engine engineered for compact family vehicles (1996-2001). It combines a robust cast iron block with multipoint fuel injection to deliver a balance of power and fuel efficiency. Designed to meet Euro 2 emissions standards, it prioritises drivability and low running costs for daily use.

ParameterValueSource
Displacement
1,390 cc
Fuel type
Petrol
Configuration
Inline‑4, SOHC, 8‑valve
Aspiration
Naturally Aspirated
Bore × stroke
75.8 mm × 77.0 mm
Power output
55 kW (75 PS) @ 5,500 rpm
Torque
114 Nm @ 3,000 rpm
Fuel system
Multipoint Fuel Injection (Siemens)
Emissions standard
Euro 2
Compression ratio
9.5:1
Cooling system
Water‑cooled
Turbocharger
None
Timing system
Belt-driven SOHC
Oil type
Renault RN0700 (SAE 10W‑40)
Dry weight
98 kg

Renault E7J-724 Compatible Models

The Renault E7J 724 was used across Renault's C-segment platforms with transverse mounting. This engine received minor platform-specific adaptations-slight variations in accessory bracketry for the Scénic-but no major facelift revisions occurred, ensuring broad parts interchangeability within its production run. All adaptations are documented in OEM technical bulletins.

Make:
Renault
Years:
1996–2001
Models:
Mégane I (Phase 1)
Variants:
1.4i, Expression, RT
View Source
Renault Group PT-1999
Make:
Renault
Years:
1996–2001
Models:
Scénic I (Phase 1)
Variants:
1.4i, Expression
View Source
Renault Group PT-1999

Common Reliability Issues - RENAULT E7J-724 Compatible Models

The E7J 724's primary reliability risk is EGR valve failure due to carbon buildup, with elevated incidence in vehicles subjected to frequent short trips. Renault internal workshop data indicated this was a frequent cause of drivability complaints, while owner feedback consistently highlights rough idling. Preventative cleaning or replacement is a cost-effective measure for long-term ownership.

EGR valve sticking or failure
Symptoms: Rough or unstable idle, hesitation or stumbling during light acceleration, engine management light illumination, increased NOx emissions.
Cause: Carbon deposits from exhaust gas accumulate on the EGR valve pintle and seat, preventing it from sealing or opening fully as commanded by the ECU.
Fix: Remove and clean the EGR valve and its mounting passages thoroughly with carburetor cleaner, or replace the valve if cleaning is ineffective.
Timing belt failure
Symptoms: Sudden engine stoppage with a loud clatter, inability to restart, potential for severe internal damage (bent valves) if the engine is an interference design.
Cause: The rubber timing belt degrades over time and mileage. Failure to replace it at the prescribed interval leads to breakage, causing loss of camshaft timing.
Fix: Replace the timing belt, tensioner, idler pulleys, and often the water pump as a preventative kit at 60,000 km intervals using OEM parts.
Ignition coil failure
Symptoms: Engine misfire on one or more cylinders, especially under load or in damp conditions, rough running, loss of power, check engine light with misfire codes.
Cause: The ignition coils (or distributor cap/rotor on early models) can develop cracks or internal faults, leading to voltage leakage and weak or no spark.
Fix: Replace the faulty ignition coil(s), distributor cap, and rotor arm. Inspect spark plug leads for damage and replace if necessary.
Coolant thermostat failure
Symptoms: Engine takes excessively long to reach operating temperature, or overheats; erratic temperature gauge readings; poor heater performance.
Cause: The wax-element thermostat can fail in the closed position (causing overheating) or open position (causing slow warm-up and poor efficiency).
Fix: Replace the coolant thermostat and its housing gasket. Ensure the cooling system is properly bled of air after replacement.
Research Basis

Analysis derived from Renault technical bulletins (1999-2001) and aggregated European owner association repair data (2000-2010). Repair procedures should follow manufacturer guidelines.

RENAULT E7J-724 FAQ Common Questions Answered

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

The E7J 724 is generally a robust and simple engine. Its main vulnerabilities are the EGR valve and the critical timing belt. Addressing EGR issues proactively and strictly adhering to the 60,000 km timing belt replacement schedule allows these engines to reliably reach 200,000 km or more.

The most frequent issues are a sticking EGR valve causing rough idle, ignition system faults (coils, leads, distributor), and the critical risk of timing belt failure if not replaced on schedule. Coolant thermostat failures are also relatively common. These are well-documented in Renault service information.

This 1.4L petrol engine was used in the first-generation Renault Mégane (hatchback, sedan, coupe) and the first-generation Renault Scénic MPV, primarily in base and mid-level trims from 1996 to 2001.

Significant power gains are limited by its SOHC 8-valve design. Basic induction and exhaust modifications can yield minor improvements in throttle response, but substantial increases require internal modifications. It's not a common choice for serious tuning due to its modest base output.

Reasonable for its era and size. In a Renault Mégane, expect combined figures around 7.0-7.5 L/100km (approx. 38-40 mpg UK). The heavier Scénic might return 7.5-8.0 L/100km (approx. 35-37 mpg UK). Economy is best achieved with steady highway driving.

Yes. The E7J 724 is an interference engine. If the timing belt breaks or jumps, the pistons will collide with the open valves, causing significant internal damage requiring a major engine rebuild. This makes the 60,000 km belt change non-negotiable.

Renault specifies oil meeting the RN0700 standard, typically a 10W-40 mineral or semi-synthetic. Using a quality ACEA A3/B3 10W-40 oil is also acceptable. Regular changes every 10,000-15,000 km are vital for engine 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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