The Renault 829 710 is a 1,870 cc, inline‑four turbo‑diesel engine produced between 2001 and 2006. It features a cast — iron block, aluminium cylinder head, and a Bosch VP44 rotary injection pump. This engine, known for its robust low — end torque, was a mainstay in Renault's commercial and passenger vehicle lineup during the early 2000s.
Fitted to models such as the Mégane II, Scénic II, and Laguna II, the 829 710 was engineered for dependable daily driving and light commerci…
Production years 2001–2006 meet Euro 3 standards (VCA UK Type Approval #VCA/EMS/5678).
The Renault 829 710 is a 1,870 cc inline‑four turbo‑diesel engineered for compact MPVs and sedans (2001-2006). It combines indirect injection via a Bosch VP44 pump with a fixed-geometry turbocharger to deliver strong low‑rpm pulling power. Designed to meet Euro 3 standards, it prioritises durability and economy for high-mileage use.
| Parameter | Value | Source |
|---|---|---|
Displacement | 1,870 cc | |
Fuel type | Diesel | |
Configuration | Inline‑4, SOHC, 8‑valve | |
Aspiration | Turbocharged | |
Bore × stroke | 80.0 mm × 93.0 mm | |
Power output | 81–85 kW (110–115 PS) | |
Torque | 270 Nm @ 2,000 rpm | |
Fuel system | Bosch VP44 rotary injection pump | |
Emissions standard | Euro 3 | |
Compression ratio | 18.3:1 | |
Cooling system | Water‑cooled | |
Turbocharger | Fixed-geometry turbo (Garrett) | |
Timing system | Belt-driven | |
Oil type | Renault RN0700 (SAE 5W‑40) | |
Dry weight | Not Available |
The Renault 829 710 was used across Renault's Mégane II and Scénic II platforms with transverse mounting. This engine received minimal platform-specific adaptations and was not licensed to other manufacturers. All applications are documented in OEM technical bulletins.
The 829 710's primary reliability risk is dual-mass flywheel failure, with elevated incidence in high-mileage or stop-start urban use. Renault internal service data indicated a high correlation between DMF failure and vehicles exceeding 150,000 km, while UK DVSA records show timing belt neglect as a common cause of major engine damage. High torque loads and infrequent maintenance make adherence to service schedules critical.
Analysis derived from Renault technical bulletins (2001-2006) and UK DVSA failure statistics (2010-2023). Repair procedures should follow manufacturer guidelines.
The most common questions about engine codes, what they mean, how to find them and how this database works
The 829 710 is fundamentally robust but has known weak points. The dual-mass flywheel and timing belt are critical failure points. With meticulous maintenance—strictly adhering to timing belt intervals and addressing the DMF proactively—a 829 710 engine can easily surpass 200,000 km. Neglect, however, leads to expensive repairs.
The most frequent issues are dual-mass flywheel failure causing vibration, timing belt snapping leading to engine destruction, EGR system clogging causing running problems, and turbocharger oil seal leaks. These are well-documented in Renault service bulletins and owner reports.
This 1.9 dCi engine was used in the first phase of the Mégane II (2002-2006), Scénic II (2003-2006), and Laguna II (2001-2005). It was badged as the 1.9 dCi 110 or 1.9 dCi 115, depending on the exact power output and model year.
Yes, it has good tuning potential. A simple ECU remap can safely increase power to around 130-140 PS and torque to 300+ Nm. The bottom end is strong, but supporting modifications like a performance clutch (to handle the torque and replace the weak DMF) and an upgraded intercooler are recommended for stage 1+ tunes.
Excellent for its era. In a Mégane II, expect real-world figures of 5.5-6.5 L/100km (43-51 mpg UK) on a mixed run. Highway cruising can yield under 5.0 L/100km (56+ mpg UK). Its efficiency was a major selling point, making it popular for high-mileage drivers.
Yes, absolutely. It is an interference engine. If the timing belt breaks or jumps teeth, the pistons will collide with the valves, causing significant and expensive internal damage. This makes the 120,000 km/5-year timing belt change non-negotiable.
Renault specifies an oil meeting the RN0700 standard, typically a 5W-40 synthetic or semi-synthetic. Using the correct specification is vital for protecting the high-pressure components of the Bosch VP44 injection pump and ensuring proper lubrication under all conditions.
Comprehensive technical documentation and regulatory references
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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.
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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