FixVault

Electronic Controlled Engine Mount: Wiring Diagram

WARNING: This page is about a different car, the 2004 Infiniti I35. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Displaying Wiring Diagram (EC-EMNT-01)
G00787526Courtesy of NISSAN MOTOR CO., U.S.A.

ECM TERMINALS AND REFERENCE VALUE MEASURED BETWEEN EACH TERMINAL AND GROUND. 

CAUTION: DO NOT USE ECM GROUND TERMINALS WHEN MEASURING INPUT/OUTPUT VOLTAGE. DOING SO MAY RESULT IN DAMAGE TO THE ECM'S TRANSISTOR. USE A GROUND OTHER THAN ECM TERMINALS, SUCH AS THE GROUND.
Fig 2: Display ECM Terminals And Reference Values
G00787527Courtesy of NISSAN MOTOR CO., U.S.A.