V9X engine


The V9X is a common rail V6 turbo-diesel developed by the Renault-Nissan Alliance, and first installed in the Renault Laguna in 2009. It was subsequently made available for all longitudinal-engined vehicles, including Infiniti, Nissan Pathfinder, Nissan Navara, Infiniti FX, Infiniti EX, Infiniti M and Renault Latitude and Laguna Coupé.

Engine power and combustion

The V9X V6 diesel engine develops and of torque. Peak torque is achieved from as low as 1,750 rpm to 2,500 rpm, with available from 1,500 rpm. Idle speed is 650 rpm.
The engine has a single turbocharger located within the vee of the engine, fed from both banks and is equipped with an intercooler and Bosch Common rail fuel injection. This system incorporates piezo injectors and operates at. The combustion chamber design was optimized to improve the balance between emission levels and fuel efficiency; the compression ratio is 16.0:1.

Emissions and fuel consumption

When fitted to the Infiniti EX30d, the V9X engine emits /km of Carbon dioxide| and returns a combined fuel figure of. When fitted to the Nissan Navara 4x4, it emits /km of and returns a combined fuel figure of.
It is fitted to the following vehicles: