System Description
WARNING: This page is about a different car, the 2011 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.
VVEL (Variable Valve Event & Lift) is a system that controls valve event and valve lift continuously.
ECM decides the target valve lift according to the driving condition and sends the command signal to the VVEL control module via ENG communication line.