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Electric Controlled Coupling

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Fig 1: Electric Controlled Coupling Component Parts
GNSJPDIE0214ZZ-214Courtesy of NISSAN NORTH AMERICA, INC.
  Main clutch   Control clutch   Cam
  Electromagnet        
  Torque flow   Current commanded from AWD control unit   From transmission
  To front propeller shaft        
  1. AWD control unit supplies command current to electric controlled coupling (AWD solenoid).
  2. Control clutch is engaged by electromagnet and torque is detected in control clutch.
  3. The cam operates in response to control clutch torque and applies pressure to main clutch.
  4. Main clutch transmits torque to front wheels according to pressing power.
    • Transmission torque to front wheels is determined according to command current.
      Fig 2: Current-Torque Graph
      G04076036Courtesy of NISSAN NORTH AMERICA, INC.
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