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Home >> Infiniti >> 2024 >> QX55 Essential >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Anti-Theft Systems >> Door And Lock >> System Description >> System (Intelligent Key System) >> Warning Function >> System Description
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System Description

OPERATION DESCRIPTION 

The warning function are as per the following items and are given to the user as warning information and warnings using combinations of Intelligent Key warning buzzer, combination meter buzzer, KEY warning lamp and information display in combination meter:

OPERATION CONDITION 

Once the following condition from below is established, alert or warning is executed:

Warning/Information functions Operation procedure
Intelligent Key system malfunction When a malfunction is detected on BCM, "KEY" warning lamp illuminates.
OFF position warning For internal When below condition is satisfied
  • Intelligent Key backside is contacted to ignition switch while brake pedal is depressed and ignition switch is LOCK or OFF (When the Intelligent Key battery is discharged)
  • Door switch (driver side): ON (Door is open)
For external OFF position warning (For internal) is in active mode, driver side door is closed.
NOTE: SYMBOL OFF position (For external) active only when each of the sequence occurs as below: P position warning → ACC warning → OFF position warning (For internal) → OFF position warning (For internal)
P position warning For internal
  • Shift position: Except P (Park) position
  • Engine is running to stopped (ignition switch is ON to OFF)
For external Warning is activated when driver door is closed from the open position while the P (Park) position warning (for inside vehicle) is ON.
Take away warning Door is open to close
  • Ignition switch: Except Lock position
  • Door switch: ON to OFF (Door is open to close)
  • Intelligent Key cannot be detected inside the vehicle
Door is open
  • Ignition switch: Except Lock position
  • Door switch: ON (Door is open)
  • Key ID verification every 5 seconds when registered Intelligent Key cannot be detected inside the vehicle
Push-button ignition switch operation
  • Ignition switch: Except Lock position
  • Press push-button ignition switch
  • Intelligent Key cannot be detected inside the vehicle
Door lock operation warning When door lock operation is requested while door lock operating condition of door request switch or Intelligent Key are not satisfied
Engine start information Ignition switch is ON position
  • Ignition switch: ON position
  • Shift position: P (Park) position
  • Engine is stopped
Ignition switch is except ON position
  • Ignition switch: Except ON position
  • Shift position: P (Park) position
  • Intelligent Key can be detected inside the vehicle
Intelligent Key low battery warning When Intelligent Key is low battery, BCM is detected after ignition switch is placed in the ON position
Key ID warning When registered Intelligent Key cannot be detected inside the vehicle after ignition switch is placed in the ON position
Key ID verification information
  • When registered Intelligent Key cannot be detected inside the vehicle
  • Intelligent Key battery is discharged
  • When NATS antenna amp cannot be detected NATS ID

WARNING METHOD 

The following table shows the alarm or warning methods with chime:

Warning/Information functions "KEY" warning lamp Information display(combination meter) Warning chime
Combination meter buzzer Intelligent Key warning buzzer
Intelligent Key system malfunction Indicate - - -
OFF position warning For internal - - Activate -
For external - - - Activate
Take away warning Door is open to close -
GNSDB110887Courtesy of NISSAN NORTH AMERICA, INC.
Activate Activate
Door is open - -
Push-button ignition switch operation Activate -
Door lock operation warning Request switch operation - - - Activate
Intelligent Key - - - Activate
Key ID warning -
GNSDB111128Courtesy of NISSAN NORTH AMERICA, INC.
- -
Intelligent Key low battery warning -
GNSDB110187Courtesy of NISSAN NORTH AMERICA, INC.
- -
Key ID verification information -
GNSDB109612Courtesy of NISSAN NORTH AMERICA, INC.
- -

LIST OF OPERATION RELATED PARTS 

Parts marked with x are the parts related to operation.

Warning function Intelligent Key Ignition switch Door switch Door request switch Inside key antenna Outside key antenna Intelligent Key warning buzzer Combination meter buzzer CAN communication system BCM Information display "KEY" warning lamp
Intelligent Key system malfunction                 x x   x
OFF position warning For internal     x         x x x    
For external     x       x     x    
P (Park) position warning   x           x x x x x
Take away warning Door is open or close x   x   x   x x x x x x
Door is open x   x   x       x x x x
Push-button ignition switch operation x x     x     x x x x x
Door lock operation warning x   x x x x x     x    
Key ID warning   x     x       x x x x
Engine start information Ignition switch is ON position x x     x       x x x  
Ignition switch is except ON position x x     x       x x x  
Intelligent Key low battery warning x       x       x x x x
Key ID verification information x       x       x x x