Nissan’s Variable Valve Event and Lift (WVEL) system allows for increased efficiency, response, and power by controlling engine air intake at the combustion chamber. This system is designed to reduce throttling losses and increase cylinder filling, resulting in better fuel atomization and reduced partial combustion.
The WVEL system features an electro-hydraulically adjustable cam sprocket, which continuously varies intake valve lift and timing based on engine speed and accelerator pedal position. The system uses sensors and actuators to adjust valve lift and timing, allowing for optimal performance and efficiency.
The WVEL system is featured in several Nissan and Infiniti vehicles, including the 2008 Infiniti G37 Coupe, 2009 Infiniti G37 Sedan, 2009 Nissan 370Z, 2009 Infiniti FX50, and 2011-2012 Infiniti M37.
In terms of maintenance, the WVEL system requires regular oil changes and inspections to ensure proper function and longevity. The system can be serviced with standard motor oil, but Nissan recommends using their proprietary Ester Oil for optimal performance.
This manual provides an overview of the WVEL system, its benefits, and its operation. It also includes information on service considerations, troubleshooting, and maintenance requirements.
Manual:
Download: Nissan & Infiniti Tech News: The Basics of Nissans Variable Valve Event and Lift (WVEL) System
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