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Home >> Infiniti >> 2012 >> QX56 RWD >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Control System - Introduction >> System Description >> System >> VVEL System >> VVEL SYSTEM: System Description >> Variable Operation
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Variable Operation

VVEL control module controls the rotation of the control shaft using the VVEL actuator motor assembly and changes the movement of the output cam by shifting the link supporting point. As a result, valve lift changes continuously to improve engine output and response.

Fig 1: Identifying Valve Variable Operation Diagram
G08260076Courtesy of NISSAN NORTH AMERICA, INC.