Infiniti FX35, FX50 (S51). Manual — part 473

POWER DOOR LOCK SYSTEM

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< SYSTEM DESCRIPTION >

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Component Description

INFOID:0000000005239485

7.

Door lock and unlock switch
[Front power window switch (pas-
senger) D38]

8.

Front door switch (driver side) B16 9.

Door lock actuator
[Front door lock assembly (driver
side) D15]

10. Fuel lid lock actuator B242

11.

Unified meter and A/C amp.
M66, M67

A.

Dash side lower (passenger side)

B.

A/T assembly (TCM is built in A/T
assembly)

C.

View with front door finisher (LH)
is removed

D.

View with luggage side finisher lower
(RH) is removed

Item

Function

BCM

Controls the door lock function and room lamp function.

Door lock and unlock switch

Input lock or unlock signal to BCM.

Door lock actuator

Output lock/unlock signal from BCM and locks/unlocks each door.

Door switch

Input door open/close condition to BCM.

Door key cylinder switch

• Input lock or unlock signal to power window main switch.
• Power window main switch transmits door lock/unlock signal to BCM.

Key slot

Input key insert/remove signal to BCM.

Unified meter and A/C amp.

• Receive buzzer signal from BCM via CAN communication line, and sounds the buzzer.
• Transmits vehicle speed signal to BCM via CAN communication line.

Combination meter

Display, buzzer (combination meter) and KEY warning lamp are installed to combination
meter.

TCM

Transmit shift position signal to BCM via CAN communication line.

Push-button ignition switch

Input push-button ignition switch ON/OFF condition to BCM.

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< SYSTEM DESCRIPTION >

INTELLIGENT KEY SYSTEM

INTELLIGENT KEY SYSTEM

INTELLIGENT KEY SYSTEM

INTELLIGENT KEY SYSTEM : System Diagram

INFOID:0000000005239486

INTELLIGENT KEY SYSTEM : System Description

INFOID:0000000005239487

• The Intelligent Key system is a system that makes it possible to lock and unlock the door locks (door lock/

unlock function) by carrying the Intelligent Key, which operates based on the results of electronic ID verifica-
tion using two-way communication between the Intelligent Key and the vehicle (BCM).

CAUTION:

The driver should always carry the Intelligent Key

• The settings for each function can be changed using CONSULT-III.
• If an Intelligent Key is lost, a new Intelligent Key can be registered. A maximum of 4 Intelligent Keys can be

registered at one time.

• It is possible to perform a diagnosis on the system and register an Intelligent Key using CONSULT-III.

JMKIA4376GB

Function

Description

Refer

Door lock function

Lock/unlock can be performed by pressing the request switch.

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Remote keyless entry func-
tion

Lock/unlock can be performed by pressing the remote controller button of the In-
telligent Key.

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Back door open function

The back door can be opened by carrying the Intelligent Key and pressing the
back door opener switch.

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Welcome light function

The puddle lamp and room lamp automatically turn ON, if the Intelligent Key is
in the door outside key antenna detection area.

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Key reminder function

The key reminder buzzer sounds a warning if the door is locked with the key left
inside the vehicle.

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Warning function

If an action that does not meet the operating condition of the Intelligent Key sys-
tem is taken, the buzzer sounds to inform the driver.

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Engine start function

The engine can turns on while carrying the Intelligent Key.

SEC-9

INTELLIGENT KEY SYSTEM

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INTELLIGENT KEY SYSTEM : Component Parts Location

INFOID:0000000005239488

1.

BCM M118, M119, M120, M121,
M122, M123

2.

Combination meter M53

3.

Key slot M22

4.

IPDM E/R E5, E6

5.

Remote keyless entry receiver M104 6.

A/T shift selector (detention switch)
M137

JMKIA2606ZZ

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< SYSTEM DESCRIPTION >

INTELLIGENT KEY SYSTEM

7.

Front door switch (driver side) B16

8.

Front door lock assembly (driver
side) D15

9.

Fuel lid lock actuator B242

10. Back door opener switch D114

11.

Horn (low) E69, E70

12. Horn (high) E61, E62

13. Intelligent Key warning buzzer E80

A.

Dash side lower (passenger side)

B.

Engine room dash panel (RH)

C.

Behind the instrument lower panel
(driver side)

D.

View with center console assembly
removed

E.

View with front door finisher (LH) re-
moved

F.

View with luggage side finisher lower
(RH) removed

G.

View with front bumper removed

H.

View with front bumper removed

1.

Push-button ignition switch (push
switch) M50

2.

Inside key antenna (instrument cen-
ter) M131

3.

Unified meter and A/C amp.
M66, M67

4.

Inside key antenna (console) M146

5.

Inside key antenna (luggage room)
B228

6.

Front outside handle LH (request
switch)
D13

7.

Front outside handle LH (outside key
antenna) D14

8.

Back door control unit D123

9.

Outside key antenna (back door)
D118

JMKIA2607ZZ