Infiniti FX35, FX50 (S51). Manual - part 472

 

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Infiniti FX35, FX50 (S51). Manual - part 472

 

 

INSPECTION AND ADJUSTMENT

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< BASIC INSPECTION >

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INSPECTION AND ADJUSTMENT

ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT

ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Description

INFOID:0000000005239480

Perform the system initialization when replacing BCM, replacing Intelligent Key or registering an additional
Intelligent Key.

ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Special Repair Re-
quirement

INFOID:0000000005239481

Refer to the CONSULT-III operation manual for the initialization procedure.

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< SYSTEM DESCRIPTION >

POWER DOOR LOCK SYSTEM

SYSTEM DESCRIPTION

POWER DOOR LOCK SYSTEM

System Diagram

INFOID:0000000005239482

System Description

INFOID:0000000005239483

DOOR LOCK FUNCTION

• The door lock and unlock switch (driver side) is build into power window main switch.
• The door lock and unlock switch (passenger side) is on door trim.
• Interlocked with the locking operation of door lock and unlock switch, door lock actuators of all doors and

fuel lid lock actuator are locked.

• Interlocked with the unlocking operation of door lock and unlock switch, door lock actuators of all doors and

fuel lid lock actuator are unlocked.

Door Key Cylinder

• With the door key inserted in the door key cylinder on driver side, turning it to “LOCK”, locks door lock actu-

ators of all doors and fuel lid lock actuator.

• With the door key inserted in the door key cylinder on driver side, turning it to “UNLOCK” once, unlocks the

driver side door lock actuator and fuel lid lock actuator; turning it to “UNLOCK” again within 60 seconds after
the first unlock operation unlocks all of the other doors. - (SELECTIVE UNLOCK OPERATION)

Selective unlock operation mode can be changed using “DOOR LOCK-UNLOCK SET” mode in “WORK SUP-
PORT”. Refer to 

DLK-53, "DOOR LOCK : CONSULT-III Function (BCM - DOOR LOCK)"

.

AUTOMATIC DOOR LOCK/UNLOCK FUNCTION (LOCK OPERATION)

The interlock door lock function is the function that locks all doors linked with the vehicle speed or shift posi-
tion. It has 2 types as per the following. 

Vehicle Speed Sensing Auto Door Lock*1

All doors are locked when the vehicle speed reaches 15 MPH (24 km/h) or more. 
BCM outputs the lock signal to all door lock actuators when it detects that the ignition switch is turned ON, all
doors are closed and the vehicle speed received from the unified meter and A/C amp. via CAN communication
becomes 24 km/h (15 miles) or more. 

P Range Interlock Door Lock

All doors are locked when shifting the selector lever from the P position to any position other than P. 
BCM outputs the lock signal to all door lock actuators when it detects that the ignition switch is in the ON posi-
tion and the shift signal received from the TCM via CAN communication is shifted from the P position to any
position other than P. 

Setting change of Automatic Door Lock/Unlock Function

The lock operation setting of the automatic door lock/unlock function can be changed. 

 With CONSULT-III

The ON/OFF switching of the automatic door lock function and the type selection of the automatic door lock/
unlock function can be performed at the WORK SUPPORT setting in CONSULT-III. 

JMKIA2278GB

POWER DOOR LOCK SYSTEM

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< SYSTEM DESCRIPTION >

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 Without CONSULT- III 

The automatic door lock function ON/OFF can be switched by performing the following operation. 

1.

Close all doors (door switch OFF)

2.

Turn ignition switch ON 

3.

Press and hold the door lock and unlock switch for 5 seconds or more in the lock direction within 20 sec-
onds after turning the ignition switch ON. 

4.

The switching is completed when the hazard lamp blinks. 

AUTOMATIC DOOR LOCK/UNLOCK FUNCTION (UNLOCK OPERATION)

The automatic door lock/unlock function is the function that unlocks all doors linked with the key position or
shift position. It has 2 types as per the following. 

IGN OFF Interlock Door Unlock*1

All doors are unlocked when the power supply position is changed from ON to OFF. 
BCM outputs the unlock signal to all door lock actuators when it detects that the power supply position is
changed from ignition switch ON to OFF. 

P Range Interlock Door Unlock

All doors are unlocked when shifting the selector lever from any position other than the P to P position. 
BCM outputs the unlock signal to all door lock actuators when it detects that the ignition switch is in the ON
position and the shift signal received from TCM via CAN communication is shifted from any position other than
the P to P position. 

Setting change of Automatic Door Lock/Unlock Function

The unlock operation setting of the automatic door lock/unlock function can be changed. 

 With CONSULT- III

The ON/OFF switching of the automatic door lock/unlock function and the type selection of the automatic door
lock/unlock function can be performed at the WORK SUPPORT setting in CONSULT-III. 

 Without CONSULT- III

The automatic door lock/unlock function ON/OFF can be switched by performing the following operation. 

1.

Close all doors below (door switch OFF)

2.

Turn ignition switch ON 

3.

Press and hold the door lock and unlock switch for 5 seconds or more in the unlock direction within 20
seconds after turning the power supply position ON. 

4.

The switching is completed when the hazard lamp blinks. 

*1: This function is set to ON before delivery. 

OFF 

 ON

: 2 blinks

ON 

 OFF

: 1 blink

OFF 

 ON

: 2 blinks

ON 

 OFF

: 1 blink

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< SYSTEM DESCRIPTION >

POWER DOOR LOCK SYSTEM

Component Parts Location

INFOID:0000000005239484

1.

BCM M118, M119, M121, M122, 
M123

2.

A/T assembly connector F51

3.

Combination meter M53

4.

Key slot M22

5.

Door key cylinder switch
[Front door lock assembly (driver 
side) D15]

6.

Door lock and unlock switch
(Power window main switch D8, 
D9)

JMKIA2605ZZ

 

 

 

 

 

 

 

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