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Home >> Infiniti >> 2007 >> M35 Base >> Repair and Diagnosis >> Transmission >> Transfer Case >> AWD System >> System Description >> Electric Controlled Coupling >> Operation Principle

Operation Principle

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Fig 1: Electric Controlled Coupling - Operation Principle
G05225311
  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
      G04921217