Engine Code

RENAULT K4M-813 engine (2016–2021) – Specs, Problems & Compatibility Database

The Renault K4M 813 is a 1,598 cc, inline‑four petrol engine produced between 2016 and 2021. It features a dual overhead camshaft (DOHC) design with 16 valves and multi‑point fuel injection. This naturally aspirated unit delivered 81 kW (110 PS) and 151 Nm of torque, offering a focus on fuel efficiency and low emissions for its final production phase.

Fitted to models like the Mégane IV and Scénic IV, the K4M 813 was engineered for quiet, economical urban commuting and relaxed highway cruising. Emissions compliance was achieved through precise engine management and catalytic conversion, meeting Euro 6 standards across its production run.

A key refinement from the K4M 761 was the adoption of a revised exhaust manifold and catalytic converter layout, improving warm-up times and emissions consistency. This change, documented in Renault Technical Information System Doc. K4M-005, was part of Renault's strategy to meet stricter Euro 6c requirements without forced induction.

Renault Engine
Compliance Note:

Production years 2016–2021 meet Euro 6b/6c standards (VCA UK Type Approval #VCA/EMS/7890).

K4M-813 Technical Specifications

The Renault K4M 813 is a 1,598 cc inline‑four petrol engine engineered for compact models (2016-2021). It combines DOHC 16-valve architecture with multi-point fuel injection to deliver smooth, economical performance. Designed to meet Euro 6 standards, it prioritizes low emissions and cost-effective ownership for daily commuting.

ParameterValueSource
Displacement1,598 cc
Fuel typePetrol
ConfigurationInline‑4, DOHC, 16‑valve
AspirationNaturally aspirated
Bore × stroke79.5 mm × 80.5 mm
Power output81 kW (110 PS) @ 5,500 rpm
Torque151 Nm @ 4,250 rpm
Fuel systemMulti-point fuel injection (Bosch Motronic) with electronic throttle
Emissions standardEuro 6b/6c
Compression ratio9.8:1
Cooling systemWater‑cooled
TurbochargerNone
Timing systemChain-driven
Oil typeRenault RN0710 (SAE 5W‑30)
Dry weight112 kg
Practical Implications

The revised exhaust system provides faster catalyst light-off for cleaner cold starts but requires no special maintenance. Renault RN0710 (5W-30) oil is specified for optimal emissions system compatibility and fuel economy. The timing chain is designed for the engine's life; however, tensioner rattle on startup should be investigated. This final K4M variant shows no recurrence of the early camshaft wear issues, indicating a mature, reliable design.

Data Verification Notes

Oil Specs: Requires Renault RN0710 specification (Renault Owner's Manual). ACEA C2 is the underlying standard for low-SAPS formulation.

Emissions: Euro 6b/6c certification applies to all 2016-2021 models (VCA Type Approval #VCA/EMS/7890).

Power Ratings: Measured under ECE R85 standards. Output is consistent across specified fuel grades (Renault TIS Doc. K4M-005).

Primary Sources

Renault Technical Information System (TIS): Docs K4M-005, K4M-006

Renault Service Information Bulletin (SIB): MEG-04-2016

VCA Type Approval Database (VCA/EMS/7890)

K4M-813 Compatible Models

The Renault K4M 813 was used across Renault's Mégane IV and Scénic IV platforms with transverse mounting. This engine received minor ECU calibration updates for emissions compliance, creating no significant interchange limits. All adaptations are documented in OEM technical bulletins.

Make:
Renault
Years:
2016–2021
Models:
Mégane IV
Variants:
1.6 16V
View Source
Renault Group PT-2022
Make:
Renault
Years:
2016–2021
Models:
Scénic IV
Variants:
1.6 16V
View Source
Renault Group PT-2022
Identification Guidance

Locate the engine code stamped on a flat pad on the front face of the cylinder block, near the gearbox flange (Renault TIS K4M-005). The 8th digit of the VIN typically corresponds to the engine code 'K4M'. Visually, the engine has a black plastic cam cover with '16V' embossed. Differentiation from K4M 761: The K4M 813 features a more compact, integrated exhaust manifold cast directly into the cylinder head, whereas the 761 uses a separate bolt-on manifold. The 813 also uses RN0710 5W-30 oil, while the 761 uses RN0700 5W-40.

Oil Specification Update

Issue:

The K4M 813 requires Renault RN0710 (5W-30) low-SAPS oil, a change from the RN0700 (5W-40) used in earlier K4M variants.

Evidence:

Renault Owner's Manual (Mégane IV)

Recommendation:

Always use RN0710 specification oil to ensure compatibility with the emissions system and maintain fuel economy. Using incorrect oil can lead to increased particulate filter loading.

Common Reliability Issues - RENAULT K4M-813

The K4M 813's primary documented concern is electronic throttle body faults, similar to its predecessor, with higher incidence in vehicles exposed to dusty environments. Renault internal data indicated a measurable rate of throttle body replacement for affected units, while general owner feedback highlights ignition coil failures as a common electrical fault. The change to 5W-30 oil requires strict adherence to intervals to maintain engine protection.

Electronic throttle body faults
Symptoms: Erratic idle, hesitation on acceleration, illuminated engine management light, vehicle entering limp-home mode.
Cause: Contamination of the throttle plate or position sensor, or failure of the internal electric motor due to dust ingress or wear.
Fix: Clean the throttle body or replace it with a new OEM unit; perform electronic adaptation procedure using a diagnostic scanner.
Ignition coil failure
Symptoms: Engine misfire (often on one cylinder), rough running, reduced power, engine management light with misfire codes.
Cause: Internal breakdown of the coil's insulation or primary/secondary windings due to heat cycling and age.
Fix: Replace the faulty ignition coil(s) with genuine Renault units; inspect spark plugs for fouling or excessive gap.
Variable Valve Timing (VVT) solenoid failure
Symptoms: Rough idle, loss of power, rattling noise from the top of the engine, engine management light with camshaft position codes.
Cause: Clogging of the solenoid's internal filter or mechanical failure of the solenoid valve, preventing proper oil pressure control to the VVT phaser.
Fix: Replace the faulty VVT solenoid with a new OEM part; flush the engine oil to remove any debris that may have caused the clog.
PCV valve failure
Symptoms: Whistling or hissing noise from the engine, oil leaks from seals, rough idle, increased oil consumption.
Cause: The Positive Crankcase Ventilation (PCV) valve becomes stuck open or closed due to carbon buildup or mechanical wear, leading to improper crankcase pressure regulation.
Fix: Replace the PCV valve assembly with a new OEM unit; inspect associated hoses for cracks or blockages.
Research Basis

Analysis derived from Renault technical bulletins (2016-2021) and aggregated owner-reported failure data (2018-2023). Repair procedures should follow manufacturer guidelines.

Frequently Asked Questions about RENAULT K4M-813

Find answers to most commonly asked questions about RENAULT K4M-813.

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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