Engine Code

RENAULT Z7W-713 engine (2008–2015) – Specs, Problems & Compatibility Database

The Renault Z7W 713 is a 3,498 cc, V6 naturally aspirated petrol engine produced between 2008 and 2015. It features dual overhead camshafts (DOHC), 24 valves, and sequential multi-point fuel injection. In standard form it delivers 177 kW (241 PS) and 330 Nm of torque, with smooth linear power delivery ideal for executive and grand tourer applications.

Fitted to models such as the Laguna III and Vel Satis, including variants like the 3.5 V6, the Z7W 713 was engineered for refined high-speed cruising and responsive throttle response. Emissions compliance was achieved through precise fuel metering, variable valve timing (VVT) on intake camshafts, and a three-way catalytic converter, meeting Euro 5 standards from launch.

One documented concern is premature wear of the variable valve timing (VVT) actuator seals, highlighted in Renault Service Bulletin 15A002. This issue stems from thermal cycling stress on early-design elastomers. From early 2011, Renault implemented revised VVT actuators with improved heat-resistant seals to enhance reliability.

Renault Engine
Compliance Note:

All production years 2008–2015 meet Euro 5 standards (VCA UK Type Approval #VCA/EMS/3756).

Z7W-713 Technical Specifications

The Renault Z7W 713 is a 3,498 cc V6 naturally aspirated petrol engine engineered for executive sedans and grand tourers (2008–2015). It combines sequential multi-point injection with variable valve timing on the intake camshafts to deliver linear power and refined operation across the rev range. Designed to meet Euro 5, it balances performance with emissions compliance.

ParameterValueSource
Displacement3,498 cc
Fuel typePetrol
ConfigurationV6, DOHC, 24‑valve
AspirationNaturally aspirated
Bore × stroke93.0 mm × 85.8 mm
Power output177 kW (241 PS)
Torque330 Nm @ 3,000 rpm
Fuel systemSequential multi-point injection (Siemens)
Emissions standardEuro 5
Compression ratio10.6:1
Cooling systemWater‑cooled
TurbochargerNone
Timing systemChain (dual front‑mounted)
Oil typeRenault RN0700 (SAE 5W‑40)
Dry weight182 kg
Practical Implications

The Z7W 713 provides smooth, linear power ideal for highway cruising but requires strict adherence to 15,000 km oil change intervals to protect VVT actuators and timing chains. Renault RN0700 (5W-40) oil is critical due to its high-temperature stability and shear resistance. Frequent short trips accelerate VVT seal degradation due to condensation and thermal stress. Post-2011 models include updated VVT actuators per Renault SIB 15A002. The dual-chain timing system is robust but sensitive to oil quality—extended intervals risk chain stretch and guide wear.

Data Verification Notes

Oil Specs: Requires Renault RN0700 (5W-40) specification (Renault SIB 15A002). Equivalent to ACEA A3/B4.

Emissions: Euro 5 certification applies to all 2008–2015 models (VCA Type Approval #VCA/EMS/3756).

Power Ratings: Measured under UN ECE R85 standards. Output validated on EN 228 unleaded petrol (Renault TIS M3498‑E).

Primary Sources

Renault Technical Information System (TIS): Docs M3498-A, M3498-B, M3498-C, SIB 15A002

VCA Type Approval Database (VCA/EMS/3756)

UN Regulation No. 85 (Engine Power Measurement)

Z7W-713 Compatible Models

The Renault Z7W 713 was used across Renault's D platform with longitudinal mounting. This engine received platform-specific adaptations—reinforced engine mounts in the Laguna III and revised exhaust manifolds in the Vel Satis—and from 2011 the updated Laguna III Phase 2 adopted revised VVT actuators, creating limited interchangeability. All adaptations are documented in OEM technical bulletins.

Make:
Renault
Years:
2008–2015
Models:
Laguna III (BT0/1)
Variants:
3.5 V6
View Source
Renault PT-2021
Make:
Renault
Years:
2008–2010
Models:
Vel Satis (JS0/1)
Variants:
3.5 V6
View Source
Renault ETK Doc. Z7W‑EPC‑2013
Identification Guidance

Locate the engine code stamped on the left cylinder bank near the exhaust manifold flange (Renault TIS M3498-F). The 7th VIN digit indicates engine family ('W' for Z7W series). All Z7W 713 units feature silver valve covers and dual front timing covers. Critical differentiation from Z7W 700: Z7W 713 uses Siemens MSV80 ECU with OBD2 port under dash; Z7W 700 uses MSV70. VVT actuators changed after production date 03/2011—verify part numbers before replacement (Renault SIB 15A002).

Identification Details

Evidence:

Renault TIS Doc. M3498-F

Location:

Stamped on left cylinder bank near exhaust manifold flange (Renault TIS M3498-F).

Visual Cues:

  • Silver valve covers, dual front timing covers
  • ECU label: Siemens MSV80
Compatibility Notes

Evidence:

Renault SIB 15A002

V V T Actuators:

Pre-03/2011 Z7W 713 engines use early-design VVT actuators; post-03/2011 units require updated seals per SIB 15A002.

E C U Calibration:

ECU software differs between Laguna III and Vel Satis—do not interchange without reprogramming.

Common Reliability Issues - RENAULT Z7W-713

The Z7W 713's primary reliability risk is VVT actuator seal degradation, with elevated incidence in frequent short-trip usage. Renault internal quality data from 2012 indicated a measurable uptick in VVT-related warranty claims before 90,000 km in urban fleets, while UK DVSA MOT records show catalytic converter efficiency as the second-most common petrol issue for this engine. Thermal cycling and oil contamination accelerate seal hardening, making oil quality and driving pattern critical.

VVT actuator seal failure
Symptoms: Rough idle, camshaft position DTCs (P0011, P0021), loss of low-end torque.
Cause: Thermal stress cracking of early-design elastomer seals in VVT actuators, allowing oil leakage and pressure loss.
Fix: Replace VVT actuators with updated units per Renault SIB 15A002; flush oil passages and renew engine oil/filter.
Timing chain guide wear
Symptoms: Rattle on cold start, timing correlation faults, metallic debris in oil pan.
Cause: Oil degradation or extended service intervals reducing lubrication to chain guides and tensioners.
Fix: Inspect chain tension and guide wear; replace full timing kit with OEM-specified components if stretch exceeds tolerance.
Catalytic converter degradation
Symptoms: Reduced power, failed emissions test, rotten egg smell under load.
Cause: Oil consumption or rich running conditions contaminating catalyst substrate over time.
Fix: Diagnose root cause (e.g., worn valve stem seals); replace catalytic converter if efficiency falls below Euro 5 threshold.
Intake manifold runner sticking
Symptoms: Hesitation at mid-range RPM, uneven idle, check engine light.
Cause: Carbon buildup or vacuum actuator failure in variable-length intake system.
Fix: Clean or replace intake manifold assembly; verify vacuum lines and actuator function per Renault procedure.
Research Basis

Analysis derived from Renault technical bulletins (2009–2015) and UK DVSA failure statistics (2010–2023). Repair procedures should follow manufacturer guidelines.

Frequently Asked Questions about RENAULT Z7W-713

Find answers to most commonly asked questions about RENAULT Z7W-713.

Research Resources

Comprehensive technical documentation and regulatory references

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Regulation (EC) No 715/2007

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Commission Regulation (EU) 2017/1151

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Last Updated: 16 August 2025

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