2011 INFINITI QX56 Factory Service Manual

clock setting brakes spark plugs replace service interval reset horn homelink

Page 1569 of 5598

INFINITI QX56 2011 Factory Service Manual
SYSTEM (AUTOMATIC BACK DOOR SYSTEM)
DLK-33
< SYSTEM DESCRIPTION >
C
D E
F
G H
I
J
L
M A
B
DLK
N
O P
INTERMITTENT CLUTCH FUNCTION
If the main switch is turned to OFF during auto operation, the back d

SYSTEM (AUTOMATIC BACK DOOR SYSTEM)
DLK-33
< SYSTEM DESCRIPTION >
C
D E
F
G H
I
J
L
M A
B
DLK
N
O P
INTERMITTENT CLUTCH FUNCTION
If the main switch is turned to OFF during auto operation, the back door may be closed suddenly because the
operation is interrupted immediately when the operati on cannot be continued because of the detection of a
system malfunction. Therefore, operat e the clutch intermittently to stabilize the back door behavior and ensure
safety.
AUTOMATIC BACK DOOR OPEN/CLOSE OPERATION CONDITION
*: If the registered Intelligent Key is used, the operation can be performed even if the back door is in the LOCK position
CONTROL IF NOT WITHIN THE OPERAT ION CONDITIONS DURING THE OPERATION
If the back door is not within the operation conditions dur ing the operation, the automatic back door control unit
performs the control as follows.
Non-reverse area Just after starting the mo-
tor operation
Full range of closure oper- ation
Driving Back door open operation
Closure [open (return the latch to the neutral position)]
Switch operation during reverse op-
eration Receive
Number of allowable reverse opera-
tions Perform the intermittent clutch function after 2 reverse operations regardless of the oper-
ation direction
Detection method Encoder pulse Touch sensor
Automatic back door switch Intelligent Key
Automat-
ic back
door close switch Back door opener
switch
Operating direction Fully closed → Open Fully open
→ Closed Fully
closed →
Open Fully open
→ Closed Fully open
→ Closed Fully closed
→ Open
Main switch — — — — ON ON
Ignition position ON ACC/
LOCK ———ON
ACC/
LOCK
Shift selector lever P position — — — — — P position —
Vehicle speed 0 km/h
Back door lock condition — — — — — Unlock*
Touch sensor Normal
Power supply
(Automatic power back
door control unit) Approx. 11 V or more
Item
(Condition) Back door condition
Main Switch (ON → OFF) Motor: OFF
Clutch: OFF (Intermittent clutch function)
Vehicle stop condition (open operation)
IGN ON and shift P position →IGN ON and
other than P position
IGN OFF and shift N position → IGN ON and
N position The operation is continued
Operation condition release during the opera-
tion start announcement condition Automatic back door function does not operate
Revision: 2010 May2011 QX56

Page 1570 of 5598

INFINITI QX56 2011 Factory Service Manual
DLK-34
< SYSTEM DESCRIPTION >
SYSTEM (AUTOMATIC BACK DOOR SYSTEM)
TIME CHART FOR AUTOMATIC POWER BACK DOOR SYSTEM
Fully Closed to Fully Open Operation
When operating the automatic back door switch, a

Page 1571 of 5598

INFINITI QX56 2011 Factory Service Manual
SYSTEM (AUTOMATIC BACK DOOR SYSTEM)
DLK-35
< SYSTEM DESCRIPTION >
C
D E
F
G H
I
J
L
M A
B
DLK
N
O P
1. Operates the buzzer and hazard after the operation enable conditions are established
2. The back

Page 1572 of 5598

INFINITI QX56 2011 Factory Service Manual
DLK-36
< SYSTEM DESCRIPTION >
SYSTEM (AUTOMATIC BACK DOOR SYSTEM)
1. Operates the buzzer and hazard after the operation enable conditions are established
2. After the buzzer (pattern A) stops soundin

Page 1573 of 5598

INFINITI QX56 2011 Factory Service Manual
SYSTEM (INTEGRATED HOMELINK TRANSMITTER)DLK-37
< SYSTEM DESCRIPTION >
C
DE
F
G H
I
J
L
M A
B
DLK
N
O P
SYSTEM (INTEGRATED HO MELINK TRANSMITTER)
System DescriptionINFOID:0000000006256146
Item Functio

Page 1574 of 5598

INFINITI QX56 2011 Factory Service Manual
DLK-38
< SYSTEM DESCRIPTION >
DIAGNOSIS SYSTEM (BCM)
DIAGNOSIS SYSTEM (BCM)
COMMON ITEM
COMMON ITEM : CONSULT-III Function (BCM - COMMON ITEM)INFOID:0000000006307583
APPLICATION ITEM
CONSULT-III perf

Page 1575 of 5598

INFINITI QX56 2011 Factory Service Manual
DIAGNOSIS SYSTEM (BCM)DLK-39
< SYSTEM DESCRIPTION >
C
DE
F
G H
I
J
L
M A
B
DLK
N
O P
DOOR LOCK
DOOR LOCK : CONSULT-III Fu nction (BCM - DOOR LOCK)INFOID:0000000006225855
BCM CONSULT-III FUNCTION
CONS

DIAGNOSIS SYSTEM (BCM)DLK-39
< SYSTEM DESCRIPTION >
C
DE
F
G H
I
J
L
M A
B
DLK
N
O P
DOOR LOCK
DOOR LOCK : CONSULT-III Fu nction (BCM - DOOR LOCK)INFOID:0000000006225855
BCM CONSULT-III FUNCTION
CONSULT-III performs the following functions via CAN communication with BCM.
WORK SUPPORT
CONSULT screen item Indication/Unit Description
Vehicle Speed km/h Vehicle speed of the moment a particular DTC is detected
Odo/Trip Meter km Total mileage (Odometer value) of the moment a particular DTC is detected
Vehicle Condition SLEEP>LOCK
Power position status of
the moment a particular
DTC is detected While turning BCM status from low power consumption mode to
normal mode (Power supply position is “LOCK”)
SLEEP>OFF While turning BCM status from low power consumption mode to
normal mode (Power supply position is “OFF”.)
LOCK>ACC While turning power supply position from “LOCK” to “ACC”
ACC>ON While turning power supply position from “ACC” to “IGN”
RUN>ACC While turning power supply position
from “RUN” to “ACC” (Vehicle
is stopping and selector lever is except P position.)
CRANK>RUN While turning power su
pply position from “CRANKING” to “RUN”
(From cranking up the engine to run it)
RUN>URGENT While turning power su
pply position from “RUN“ to “ACC” (Emer-
gency stop operation)
ACC>OFF While turning power supply position from “ACC” to “OFF”
OFF>LOCK While turning power supply position from “OFF” to “LOCK”
OFF>ACC While turning power supply position from “OFF” to “ACC”
ON>CRANK While turning po wer supply position from “IGN” to “CRANKING”
OFF>SLEEP While turning BCM status from normal mode (Power supply posi-
tion is “OFF”.) to low power consumption mode
LOCK>SLEEP While turning BCM status from normal mode (Power supply posi-
tion is “LOCK”.) to low power consumption mode
LOCK Power supply position is “LOCK” (Ignition switch OFF with steer-
ing is locked.)
OFF Power supply position
is “OFF” (Ignition switch OFF with steering
is unlocked.)
ACC Power supply position is “ACC” (Ignition switch ACC)
ON Power supply position is “IGN” (Ignition switch ON with engine
stopped)
ENGINE RUN Power supply posi
tion is “RUN” (Ignition switch ON with engine
running)
CRANKING Power supply position is “CRANKING” (At engine cranking)
IGN Counter 0 - 39 The number of times that ignition switch is turned ON after DTC is detected
The number is 0 when a malfunction is detected now.
The number increases like 1
→ 2 → 3...38 → 39 after returning to the normal condition
whenever ignition switch OFF → ON.
The number is fixed to 39 until the self-diagnosis results are erased if it is over 39.
Revision: 2010 May2011 QX56

Page 1576 of 5598

INFINITI QX56 2011 Factory Service Manual
DLK-40
< SYSTEM DESCRIPTION >
DIAGNOSIS SYSTEM (BCM)
DATA MONITOR
ACTIVE TEST
INTELLIGENT KEY
Monitor item Description
DOOR LOCK-UNLOCK SET Selective unlock function mode can be changed to operation

DLK-40
< SYSTEM DESCRIPTION >
DIAGNOSIS SYSTEM (BCM)
DATA MONITOR
ACTIVE TEST
INTELLIGENT KEY
Monitor item Description
DOOR LOCK-UNLOCK SET Selective unlock function mode can be changed to operation with this mode
On: Operate
Off: Non-operation
AUTOMATIC DOOR LOCK SE-
LECT Automatic door lock function mode can be se
lected from the following in this mode
VH SPD: All doors are locked when vehicle speed more than 24 km/h (15 MPH)
P RANGE: All doors are locked when shifting the selector lever from P position to other than the P position
AUTOMATIC DOOR UNLOCK
SELECT Automatic door unlock function mode can be
selected from the following in this mode
MODE 1: All doors are unlocked when the power supply position is changed from ON to OFF
MODE 2: All doors are unlocked when shifting the selector lever from any position other
than the P to P position
MODE 3: Driver side door is unlocked when the power supply position is changed from ON to OFF
MODE 4: Driver side door is unlocked when shifting the selector lever from any position oth- er than the P to P position
MODE 5: This item is displayed, but cannot be used
MODE 6: This item is displayed, but cannot be used
AUTOMATIC LOCK/UNLOCK
SET Automatic door lock/unlock function mode can be selected from the following in this mode
Off: Non-operation
Unlock Only: Door unlock operation only
Lock Only: Door lock operation only
Lock/Unlock: Lock and unlock operation
Monitor Item Contents
REQ SW-DR Indicated [On/Off] condition of door request switch (driver side)
REQ SW-AS Indicated [On/Off] condition of door request switch (passenger side)
REQ SW-BD/TR Indicated [On/Off] condition of back door request switch
DOOR SW-DR Indicated [On/Off] condition of front door switch (driver side)
DOOR SW-AS Indicated [On/Off] condition of front door switch (passenger side)
DOOR SW-RR Indicated [On/Off] condition of rear door switch RH
DOOR SW-RL Indicated [On/Off] condition of rear door switch LH
DOOR SW-BK Indicated [On/Off] condition of back door switch
CDL LOCK SW Indicated [On/Off] condition of lock signal from door lock unlock switch
CDL UNLOCK SW Indicated [On/Off] condition of unlock signal from door lock unlock switch
KEY CYL LK-SW Indicated [On/Off] condition of lock signal from door key cylinder switch
KEY CYL UN-SW Indicated [On/Off] condition of unlock signal from door key cylinder switch
Te s t i t e m D e s c r i p t i o n
DOOR LOCK This test is able to check door lock/unlock operation
The all door lock actuators are locked when “ALL LOCK” on CONSULT-III screen is touched
The all door lock actuators are unlocked when “ALL UNLK” on CONSULT-III screen is touched
The front door lock actuator (driver side) is unlocked when “DR UNLK” on CONSULT-III screen
is touched
The front door lock actuator (passenger side) is unlocked when “AS UNLK” on CONSULT- III screen is touched
The door lock actuator (other) is unlocked wh en “OTR ULK” on CONSULT-III screen is touched
Revision: 2010 May2011 QX56

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