System Description

The ECM controls the engine mount operation corresponding to the engine speed. The control system has a 2-step control [Soft/Hard]

Vehicle condition	Engine mount control
Engine speed: Below 950 RPM	Soft
Engine speed: Above 950 RPM	Hard

Fig 1: Identifying Electronic Controlled Engine Mount Control Solenoid Valve And Intake Manifold Collector

Courtesy of NISSAN NORTH AMERICA, INC.

Fig 2: Identifying Front And Rear Electronic Controlled Engine Mount

Courtesy of NISSAN NORTH AMERICA, INC.

NOTE: Do not use soapy water or any type of solvent while installing vacuum hose.