Engine Code

Renault K4J-700 Engine (2001–2008) – Specs, Problems & Compatibility Database

The Renault K4J 700 is a 1,390 cc, inline‑four naturally aspirated petrol engine produced between 2001 and 2008. It features a DOHC, 16‑valve design with multi — point fuel injection, delivering a balance of efficiency and responsiveness for compact vehicles. This compact unit produced 55 kW (75 PS) and 114 Nm of torque, with its double overhead camshaft layout enabling precise valve control for smooth operation.

Fitted primarily to the Clio II, Twingo II, and Modus, the K

Renault Engine
Compliance Note:

Production years 2001–2008 meet Euro 3 standards (EU Regulation (EC) No 715/2007, Annex I).

Renault K4J-700 Technical Specifications

The Renault K4J 700 is a 1,390 cc inline‑four naturally aspirated petrol engineered for supermini and compact city cars (2001-2008). It combines multi-point fuel injection with a DOHC 16-valve valvetrain to deliver responsive low-end torque and frugal fuel consumption. Designed to meet Euro 3 emissions standards, it prioritises urban drivability and mechanical simplicity.

ParameterValueSource
Displacement
1,390 cc
Fuel type
Petrol
Configuration
Inline‑4, DOHC, 16‑valve
Aspiration
Naturally Aspirated
Bore × stroke
79.5 mm × 70.0 mm
Power output
55 kW (75 PS) @ 5,500 rpm
Torque
114 Nm @ 3,000 rpm
Fuel system
Multi-point fuel injection (Magneti Marelli)
Emissions standard
Euro 3
Compression ratio
9.8:1
Cooling system
Water‑cooled
Turbocharger
None
Timing system
Belt-driven camshafts
Oil type
Semi-synthetic 10W-40 (ACEA A3/B3)
Dry weight
95 kg

Renault K4J-700 Compatible Models

The Renault K4J 700 was used across Renault's B/C-segment platforms with transverse, front-engine mounting and no external licensing. This engine received minor platform-specific adaptations for intake routing and accessory mounting. All applications are documented in OEM parts catalogues.

Make:
Renault
Years:
2001–2008
Models:
Clio II (B/C57)
Variants:
1.4 16V
View Source
Renault EPC Doc. K4J-700-01
Make:
Renault
Years:
2007–2008
Models:
Twingo II (C06)
Variants:
1.4 16V
View Source
Renault EPC Doc. K4J-700-01
Make:
Renault
Years:
2004–2008
Models:
Modus (C32)
Variants:
1.4 16V
View Source
Renault EPC Doc. K4J-700-01

Common Reliability Issues - RENAULT K4J-700 Compatible Models

The K4J 700's primary reliability risk is exhaust camshaft lobe wear, with elevated incidence in vehicles subjected to infrequent oil changes or the use of incorrect oil. Renault internal service data indicated this was a leading cause of top-end rebuilds for this model. Neglecting the timing belt replacement schedule poses a catastrophic risk due to its interference design.

Exhaust camshaft lobe wear
Symptoms: Engine misfire (especially under load), loss of power, rough idle, ticking noise from the cylinder head.
Cause: Accelerated wear due to insufficient lubrication, often from extended oil change intervals or use of incorrect oil viscosity (e.g., 5W-30 instead of 10W-40).
Fix: Replace the worn camshaft and corresponding hydraulic lifters/tappets. Flush the engine and refill with correct specification oil. Inspect oil pump pressure if wear is severe.
Timing belt failure
Symptoms: Engine will not start, loud clattering noise on attempted start, bent valves (if interference engine).
Cause: Age or mileage-related belt failure, or failure of the tensioner/idler pulley. This engine is interference, so belt failure causes immediate valve/piston contact.
Fix: Replace the entire timing belt kit (belt, tensioner, idler, water pump if driven by belt). Inspect valves and pistons for damage; a cylinder head rebuild is often necessary.
Coolant temperature sensor failure
Symptoms: Erratic temperature gauge, poor fuel economy, cold-start issues, engine overheating warning (false or real), check engine light.
Cause: The plastic sensor housing is prone to cracking and leaking coolant, or the internal thermistor fails due to age and heat cycling.
Fix: Replace the coolant temperature sensor with an OEM unit. Always replace the sealing washer and ensure the electrical connector is clean and secure.
Oil leaks from rocker cover gasket
Symptoms: Oil residue on the top/rear of the engine, burning oil smell, drips on the garage floor.
Cause: Age-hardened rubber gasket, over-tightening during previous service, or a warped rocker cover.
Fix: Replace the rocker cover gasket with an OEM part. Clean mating surfaces thoroughly and torque bolts to specification in the correct sequence.
Research Basis

Analysis derived from Renault technical bulletins (2001-2008) and historical service data. Repair procedures should follow manufacturer guidelines.

RENAULT K4J-700 FAQ Common Questions Answered

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

The K4J 700 is generally reliable if its two critical maintenance items are observed: regular oil changes with the correct 10W-40 oil to prevent cam wear, and timely timing belt replacement to avoid catastrophic failure. With proper care, it can easily reach 200,000 km.

The most critical issues are exhaust camshaft lobe wear (due to poor oil maintenance) and timing belt failure (due to age/mileage neglect). Other common problems include failing coolant temperature sensors and oil leaks from the rocker cover gasket. These are well-documented in Renault service literature.

The K4J 700 was used in the Renault Clio II (2001-2008), Twingo II (2007-2008), and Modus (2004-2008), specifically in the 1.4 16V variants. No other Renault or licensed models used this specific engine code.

Minor power gains are possible through ECU remapping and intake/exhaust upgrades, typically yielding 10-15 additional PS. Significant tuning is limited by the engine's naturally aspirated design and modest displacement. It responds well to improving airflow and optimizing ignition timing.

Good for its era and class. Expect real-world figures of approximately 6.5-7.0 L/100km (40-43 mpg UK) on the highway and 8.5-9.5 L/100km (30-33 mpg UK) in mixed/city driving. Its light weight and efficient design contribute to its economy.

Yes. The K4J 700 is an interference engine. If the timing belt fails, the pistons will collide with the open valves, causing severe internal damage that requires a major engine rebuild. This makes adhering to the 100,000 km / 5-year replacement schedule absolutely critical.

A high-quality semi-synthetic 10W-40 engine oil meeting ACEA A3/B3 specifications is mandatory. Using thinner oils like 5W-30 can lead to insufficient lubrication of the camshaft lobes and accelerated wear. Always follow the 15,000 km oil change interval.

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.

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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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