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Home >> Nissan-Datsun >> 2009 >> Rogue SL, AWD >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Security Control System (With Intelligent Key System) >> Function Diagnosis >> Intelligent Key System/Engine Start Function >> System Description >> Operation When Intelligent Key Is Carried
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Operation When Intelligent Key Is Carried

  1. When the ignition knob switch is ON, and Intelligent Key unit is transmit the request signal to the Intelligent Key.
  2. The Intelligent Key receives the request signal and transmits the Intelligent Key ID signal to the Intelligent Key unit.
  3. The Intelligent Key unit receives the Intelligent Key ID signal and verifies it with the registered ID.
  4. Intelligent Key unit transmits the steering lock/unlock signal to steering lock unit and turn on the key warning lamp (green) if the verification results are OK. (The detail of key warning lamp operation, refer to "WARNING FUNCTION : SYSTEM DESCRIPTION ")
  5. Release of the steering lock.
  6. BCM transmits the starter request signal via CAN communication to IPDM E/R and turns the starter relay in IPDM E/R ON if BCM judges that the engine start condition is satisfied.
  7. IPDM E/R turns the starter control relay ON when receiving the starter request signal.
  8. When shift position is in P or N position, battery power is supplied through the starter relay and operate the starter motor and to start the cranking.
CAUTION: If a malfunction is detected in the Intelligent Key system, the red "KEY" warning lamp in the combination meter illuminates. At that time, the engine cannot be started.
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