Infiniti FX35 / FX45. Manual - part 202

REMOTE KEYLESS ENTRY SYSTEM

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• When registering an additional key fob, the existing ID codes in memory may or may not be erased. If five ID

codes are stored in memory, when an additional code is registered, only the oldest code is erased. If less
than five ID codes are stored in memory, when an additional ID code is registered, the new ID code is added
and no ID codes are erased.

• If you need to activate more than two additional new key fobs, repeat the procedure “Additional ID code

entry” for each new key fob.

• Entry of maximum five ID codes is allowed. When more than five ID codes are entered, the oldest ID code

will be erased.

• Even if same ID code that is already in the memory is input, the same ID code can be entered. The code is

counted as an additional code.

Removal and Installation of Remote keyless Entry receiver

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REMOVAL

1.

Remove the instrument passenger lower panel. Refer to 

IP-16, "Disassembly and Assembly"

.

2.

Disconnect remote keyless entry receiver harness connector,
remove screw and remote keyless entry receiver.

INSTALLATION

Install in the reverse order of removal.

Key Fob Battery Replacement

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INTELLIGENT KEY SYSTEM

INTELLIGENT KEY SYSTEM

Component Parts and Harness Connector Location

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INTELLIGENT KEY SYSTEM

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INTELLIGENT KEY SYSTEM

System Description

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• The Intelligent Key system is a system which can lock and unlock the doors (door lock function) and start the

engine (engine start function) by carrying around the Intelligent Key, which operates based on the results of
electrical key-ID verification using two-way communications between the Intelligent Key and the vehicle 

• Operation of the remote control buttons on the Intelligent Key also provides the same functions as the

remote control entry system. (Remote control entry functions)

• As an ignition key warning function, when a door is locked or unlocked with entry switch or remote controller

button operation, the hazard lamps flash and the Intelligent Key warning buzzer sounds.

• Even if the vehicle or Intelligent Key battery runs down, the door can be locked and unlocked and the engine

started with the mechanical key built into the Intelligent Key.

• If an Intelligent Key was lost, a new Intelligent Key can be registered. A maximum of 4 Intelligent Keys can

be registered.

• It has been made possible to diagnose the system, change the function setting and register an Intelligent

Key with the CONSULT-III.

DOOR LOCK FUNCTION

Operation Description

• When the driver door, passenger door, or back door request switch is pressed, Intelligent Key unit sends a

request signal from the transmission antenna corresponding to the pressed door request switch, key-ID ver-
ification is performed using two-way communication with Intelligent Key, and if ID is successfully verified, a
door lock/unlock request signal is sent to BCM (Body Control Module) using CAN communication to lock/
unlock the door lock.

• When door is locking, door is unlocked, when door is unlocking, door is locked.
• When door is locked/unlocked by door request switch operation, hazard lamps flash and Intelligent Key

warning buzzer sounds.

• With the locking operation of door request switch, door lock actuators of all door are locked.

Driver side door request switch operation
• When door request switch (driver side) is pushed (unlock), driver side door lock actuator is unlocked. (Selec-

tive door unlock function)

• When door request switch (driver side) is pushed (unlock) for the second time within 5 seconds after the first

operation, door lock actuators on passenger's and other's doors are unlocked.

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