2011 INFINITI QX56 Factory Service Manual

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Page 1193 of 5598

INFINITI QX56 2011 Factory Service Manual
DAS-228
< SYSTEM DESCRIPTION >[FCW]
DIAGNOSIS SYSTEM (ADAS CONTROL UNIT)
Monitored item
[Unit]
ALL SIG(ICC)
MAIN SIG (ICC)
MAIN SIG
(LDW/LDP)
MAIN SIG
(BSW/BSI)
Description
MAIN SW
[On/Off] ×× × �

DAS-228
< SYSTEM DESCRIPTION >[FCW]
DIAGNOSIS SYSTEM (ADAS CONTROL UNIT)
Monitored item
[Unit]
ALL SIG(ICC)
MAIN SIG (ICC)
MAIN SIG
(LDW/LDP)
MAIN SIG
(BSW/BSI)
Description
MAIN SW
[On/Off] ×× × × Indicates [On/Off] status as judged from ICC steering switch signal (ECM trans-
mits ICC steering switch signal through CAN communication)
SET/COAST SW
[On/Off] ×× Indicates [On/Off] status as judged from ICC steering switch signal (ECM trans-
mits ICC steering switch signal through CAN communication)
CANCEL SW
[On/Off] ××
Indicates [On/Off] status as judged from ICC steering switch signal (ECM trans-
mits ICC steering switch signal through CAN communication)
RESUME/ACC SW
[On/Off] ×× Indicates [On/Off] status as judged from ICC steering switch signal (ECM trans-
mits ICC steering switch signal through CAN communication)
DISTANCE SW
[On/Off] × Indicates [On/Off] status as judged from ICC steering switch signal (ECM trans-
mits ICC steering switch signal through CAN communication)
CRUISE OPE
[On/Off] ××
Indicates whether controlling or not (ON means “controlling”)
BRAKE SW
[On/Off] ×× × × Indicates [On/Off] status as judged from ICC brake switch signal (ECM transmits
ICC brake switch signal through CAN communication)
STOP LAMP SW
[On/Off] ×× × × Indicates [On/Off] status as judged from stop lamp switch signal (ECM transmits
stop lamp switch signal through CAN communication)
IDLE SW
[On/Off] ×
Indicates [On/Off] status of idle switch read from ADAS control unit through CAN
communication (ECM transmits On/Off status through CAN communication)
SET DISTANCE
[Short/Mid/Long] ××
Indicates set distance memorized in ADAS control unit
CRUISE LAMP
[On/Off] ××
Indicates [On/Off] status of MAIN switch indicator output
OWN VHCL
[On/Off] ×
Indicates [On/Off] status of own vehicle indicator output
VHCL AHEAD
[On/Off] ×
Indicates [On/Off] status of vehicle ahead detection indicator output
ICC WARNING
[On/Off] ×
Indicates [On/Off] status of ICC system warning lamp output
VHCL SPEED SE
[km/h] or [mph] ×× × × Indicates vehicle speed calculated from ADAS control unit through CAN commu-
nication [ABS actuator and electric unit (c
ontrol unit) transmits vehicle speed sig-
nal (wheel speed) through CAN communication]
SET VHCL SPD
[km/h] or [mph] ××
Indicates set vehicle speed memorized in ADAS control unit
BUZZER O/P
[On/Off] ×
Indicates [On/Off] status of ICC warning chime output
THRTL SENSOR
[deg] ××
NOTE:
The item is displayed, but it is not monitored
ENGINE RPM
[rpm] × Indicates engine speed read from ADAS control unit through CAN communication
(ECM transmits engine speed signal through CAN communication)
WIPER SW
[OFF/LOW/HIGH] × Indicates wiper [OFF/LOW/HIGH] status (BCM transmits front wiper request sig-
nal through CAN communication)
YAW R AT E
[deg/s] ×
NOTE:
The item is displayed, but it is not monitored
BA WARNING
[On/Off] ×
Indicates [On/Off] status of IBA OFF indicator lamp output
STP LMP DRIVE
[On/Off] ××
Indicates [On/Off] status of ICC brake hold relay drive output
D RANGE SW
[On/Off] × Indicates [On/Off] status of “D” or “M” positions read from ADAS control unit
through CAN communication; ON when position “D” or “M” (TCM transmits shift
position signal through CAN communication).
Revision: 2010 May2011 QX56

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INFINITI QX56 2011 Factory Service Manual
DAS
DIAGNOSIS SYSTEM (ADAS CONTROL UNIT)
DAS-229
< SYSTEM DESCRIPTION > [FCW]
C
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M B
N P A
NP RANGE SW
[On/Off] × Indicates shift position signal read from ADAS control unit through

DAS
DIAGNOSIS SYSTEM (ADAS CONTROL UNIT)
DAS-229
< SYSTEM DESCRIPTION > [FCW]
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N P A
NP RANGE SW
[On/Off] × Indicates shift position signal read from ADAS control unit through CAN commu-
nication (TCM transmits shift position signal through CAN communication)
PKB SW
[On/Off] × Parking brake switch status [On/Off] judged from the parking brake switch signal
that ADAS control unit readout via CAN communication is displayed (Combination
meter transmits the parking brake switch signal via CAN communication)
PWR SUP MONI
[V] ××
Indicates IGN voltage input by ADAS control unit
VHCL SPD AT
[km/h] or [mph] × Indicates vehicle speed calculated from A/T vehicle speed sensor read from
ADAS control unit through CAN communication (TCM transmits A/T vehicle speed
sensor signal through CAN communication)
THRTL OPENING
[%] ×× Indicates throttle position read from ADAS control unit through CAN communica-
tion (ECM transmits accelerator pedal position signal through CAN communica-
tion).
GEAR
[1, 2, 3, 4, 5, 6, 7] × Indicates A/T gear position read from ADAS control unit through CAN communi-
cation (TCM transmits current gear position signal through CAN communication)
MODE SIG
[OFF, ICC, ASCD] × Indicates the active mode from ICC or ASCD [conventional (fixed speed) cruise
control mode]
SET DISP IND
[On/Off] ×
Indicates [On/Off] status of SET switch indicator output
DISTANCE
[m] ×
Indicates the distance from the vehicle ahead
RELATIVE SPD
[m/s] ×
Indicates the relative speed of the vehicle ahead
DYNA ASIST SW
[On/Off] ×× ×
Indicates [On/Off] status as judged from ICC steering switch signal (ECM trans-
mits ICC steering switch signal through CAN communication)
DCA ON IND
[On/Off] ×
The status [ON/OFF] of DCA system switch indicator output is displayed
DCA VHL AHED
[On/Off] × The status [ON/OFF] of vehicle ahead detection indicator output in DCA system
is displayed
IBA SW
[On/Off] ××
Indicates [On/Off] status of IBA OFF switch
FCW SYSTEM ON
[On/Off] ××
Indicates [On/Off] status of FCW system
APA TEMP
[ ° C] × Accelerator pedal actuator integrated motor temperature that the ADAS control
unit readout via ITS communication is displayed (Accelerator pedal actuator trans-
mits the integrated motor temperature via ITS communication)
APA PWR
[V] × Accelerator pedal actuator power supply voltage that the ADAS control unit read-
out via ITS communication is displayed (Accelerator pedal actuator transmits the
power supply voltage via ITS communication)
LDW SYSTEM ON
[On/Off] ×
Indicates [On/Off] status of LDW system
LDW ON LAMP
[On/Off] ×
Indicates [On/Off] status of waning systems ON indicator output
LDP ON IND
[On/Off] ×
Indicates [On/Off] status of LDP ON indicator lamp (Green) output
LANE DPRT W/L
[On/Off] ×
Indicates [On/Off] status of lane departure warning lamp (Yellow) output
LDW BUZER OUT-
PUT
[On/Off] ×
Indicates [On/Off] status of warning buzzer output
Monitored item
[Unit]
ALL SIG
(ICC)
MAIN SIG (ICC)
MAIN SIG
(LDW/LDP)
MAIN SIG
(BSW/BSI)
Description
Revision: 2010 May2011 QX56

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INFINITI QX56 2011 Factory Service Manual
DAS-230
< SYSTEM DESCRIPTION >[FCW]
DIAGNOSIS SYSTEM (ADAS CONTROL UNIT)
LDP SYSTEM ON
[On/Off]×
Indicates [On/Off] status of LDP system
WARN REQ
[On/Off] ×
Indicates an ADAS control unit judged wa

DAS-230
< SYSTEM DESCRIPTION >[FCW]
DIAGNOSIS SYSTEM (ADAS CONTROL UNIT)
LDP SYSTEM ON
[On/Off]×
Indicates [On/Off] status of LDP system
WARN REQ
[On/Off] ×
Indicates an ADAS control unit judged warning state (ON/OFF) of LDP system
READY signal
[On/Off] ×
Indicates LDP system settings
Camera lost
[Detect/Deviate/Both] ××Indicates a lane marker detection state judged from a lane marker detection signal
read by the ADAS control unit via ITS communication
(Lane camera unit transmits a lane marker signal via ITS communication)
Shift position
[Off, P, R, N, D, M/T1 -
7] ××
Indicates shift position read from ADAS control unit through CAN communication
(TCM transmits shift position signal through CAN communication)
Turn signal
[OFF/LH/RH/LH&RH] ××Indicates turn signal operation status read from ADAS control unit through CAN
communication (BCM transmits turn indicator signal through CAN communica-
tion)
SIDE G
[G] ××Indicates lateral G acting on the vehicle. This lateral G is judged from a side G
sensor signal read by ADAS control unit via CAN communication
(The ABS actuator and electric unit (control unit) transmits a side G sensor signal
via CAN communication)
STATUS signal
[Stnby/Warn/Cancl/
Off] ×
Indicates a control state of LDP system
Lane unclear
[On/Off] ××Indicates an ON/OFF state of the lane marker. The ON/OFF state is judged from
a detected lane condition signal read by the ADAS control unit via ITS communi-
cation
(The lane camera unit transmits a detected lane condition signal via ITS commu-
nication)
FUNC ITEM
[FUNC1] ×× × × Indicates systems which can be set to ON/OFF by selecting “Driver Assistance”
⇒
“Dynamic Assistance Settings” of the navigation system
FUNC1: Distance Control Assist (DCA), Lane Departure Prevention (LDP)
FUNC ITEM (NV-ICC)
[Off] ×× × × NOTE:
The item is displayed, but it is not monitored
FUNC ITEM (NV-
DCA)
[Off] ×× × ×
NOTE:
The item is displayed, but it is not monitored
DCA SELECT
[On/Off] ×× × × Indicates an ON/OFF state of the DCA system. The DCA system can be set to
ON/OFF by selecting
“Driver Assistance” ⇒ “Dynamic Assistance Settings” of the
navigation system
LDP SELECT
[On/Off] ×× × × Indicates an ON/OFF state of LDP system. LDP system can be set to ON/OFF by
selecting “Driver Assistance”
⇒ “Dynamic Assistance Settings” of the navigation
system
BSI SELECT
[On/Off] ×× × × NOTE:
The item is displayed, but it is not monitored
NAVI ICC SELECT
[Off] ×× × × NOTE:
The item is displayed, but it is not monitored
NAVI DCA SELECT
[Off] ×× × ×
NOTE:
The item is displayed, but it is not monitored
SYS SELECTABILITY
[On/Off] ×× × × Indicates the availability of ON/OFF switching for “Driver Assistance” items re-
ceived from the AV control unit via CAN communication
WARN SYS SW
[On/Off] ×× × ×
Indicates [On/Off] status of warning systems switch
BSW/BSI WARN LMP
[On/Off] ×
Indicates [On/Off] status of BSW warning lamp output
Monitored item
[Unit]
ALL SIG
(ICC)
MAIN SIG (ICC)
MAIN SIG
(LDW/LDP)
MAIN SIG
(BSW/BSI)
Description
Revision: 2010 May2011 QX56

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INFINITI QX56 2011 Factory Service Manual
DAS
DIAGNOSIS SYSTEM (ADAS CONTROL UNIT)
DAS-231
< SYSTEM DESCRIPTION > [FCW]
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N P A
ACTIVE TEST
CAUTION:
Never perform “Active Test” while driving the vehicle.
The “

DAS
DIAGNOSIS SYSTEM (ADAS CONTROL UNIT)
DAS-231
< SYSTEM DESCRIPTION > [FCW]
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ACTIVE TEST
CAUTION:
Never perform “Active Test” while driving the vehicle.
The “Active Test” cannot be performed when th e following systems warning lamp is illuminated.
- ICC system warning lamp
- Lane departure warning lamp
- BSW warning lamp
- IBA OFF indicator lamp (IBA system ON)
Shift the selector lever to “P” po sition, and then perform the test.
METER LAMP
NOTE:
The test can be performed only when the engine is running.
BSW SYSTEM ON
[On/Off] ×
Indicates [On/Off] status of BSW system
4WD SW
[AUTO, 4H, 4L] ×××
Indicates [On/Off] status as judged from current 4WD mode signal (Transfer con-
trol unit transmits current 4WD mode signal through CAN communication)
Monitored item
[Unit]
ALL SIG
(ICC)
MAIN SIG (ICC)
MAIN SIG
(LDW/LDP)
MAIN SIG
(BSW/BSI)
Description
Test item Description
METER LAMP The ICC system warning lamp, MAIN switch indicator and IBA OFF indicator lamp can be illuminated
by ON/OFF operations as necessary
STOP LAMP The ICC brake hold relay can be operated by ON/OFF operations as necessary, and the stop lamp
can be illuminated
ICC BUZZER Sounds a buzzer used for following systems by arbitrarily operating ON/OFF
Intelligent Cruise Control (ICC)
Distance Control Assist (DCA)
Forward Collision Warning (FCW)
Intelligent Brake Assist (IBA)
BRAKE ACTUATOR Activates the brake by an arbitrary operation
Active Pedal The accelerator pedal actuator can be operated as necessary
DCA INDICATOR The DCA system switch indicator can be illuminated by ON/OFF operations as necessary
LDP BUZZER Sounds a buzzer used for following systems by arbitrarily operating ON/OFF
Lane Departure Warning (LDW)
Lane Departure Prevention (LDP)
Blind Spot Warning (BSW)
WARNING SYSTEM IND The warning systems ON indicator (on warning systems switch) can be illuminated by ON/OFF op-
erations as necessary
LDP ON IND The LDP ON indicator lamp can be illuminated by ON/OFF operations as necessary
LANE DEPARTURE W/L The lane departure warning lamp can be illuminated by ON/OFF operations as necessary
BSW/BSI WARNING LAMP The BSW warning lamp can be illuminated by ON/OFF operations as necessary
Revision: 2010 May2011 QX56

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INFINITI QX56 2011 Factory Service Manual
DAS-232
< SYSTEM DESCRIPTION >[FCW]
DIAGNOSIS SYSTEM (ADAS CONTROL UNIT)
STOP LAMP
ICC BUZZER
BRAKE ACTUATOR
NOTE:
The test can be performed only when the engine is running.
NOTE:
The test is finishe

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INFINITI QX56 2011 Factory Service Manual
DAS
DIAGNOSIS SYSTEM (ADAS CONTROL UNIT)
DAS-233
< SYSTEM DESCRIPTION > [FCW]
C
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G H
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M B
N P A
Active Pedal
CAUTION:
Shift the selector lever to “P” po
sition, and then perform the

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INFINITI QX56 2011 Factory Service Manual
DAS-234
< SYSTEM DESCRIPTION >[FCW]
DIAGNOSIS SYSTEM (ADAS CONTROL UNIT)
LDP ON IND
LANE DEPARTURE W/L
BSW/BSI WARNING LAMP
Te s t i t e mOper-
ation Description Warning systems ON indicator
WARNING

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INFINITI QX56 2011 Factory Service Manual
DAS
DIAGNOSIS SYSTEM (ICC SENSOR)DAS-235
< SYSTEM DESCRIPTION > [FCW]
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N P A
DIAGNOSIS SYSTEM (ICC SENSOR)
CONSULT-III Function (LASER)INFOID:0000000006228179
APPLICATION ITEMS

DAS
DIAGNOSIS SYSTEM (ICC SENSOR)DAS-235
< SYSTEM DESCRIPTION > [FCW]
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DIAGNOSIS SYSTEM (ICC SENSOR)
CONSULT-III Function (LASER)INFOID:0000000006228179
APPLICATION ITEMS
CONSULT-III performs the following functions via CAN communication with ADAS control unit and the com-
munication with ICC sensor.
WORK SUPPORT
Laser Beam Adjust
Refer to CCS-72, "Description".
SELF DIAGNOSTIC RESULT
Refer to CCS-55, "DTC Index".
DATA MONITOR
Diagnosis mode Description
Work Support It can monitor the adjustment direction indication in order to perform the laser beam aiming operation
smoothly
Self Diagnostic Result Displays malfunctioning system memorized in ICC sensor
Data Monitor Displays real-time input/output data of ICC sensor
Ecu Identification Displays ICC sensor part number
CAN Diag Support Monitor The results of transmit/receive diagnosis of ITS communication can be read
Work support items Description
LASER BEAM ADJUST Outputs laser beam, calculates dislocation of the beam, and indicates adjustment direction
Monitored item
[Unit] Description
VHCL SPEED SE
[km/h] or [mph] Vehicle speed judged from a vehicle speed signal read by the ICC sensor via ITS communica-
tion is displayed [ADAS control unit receives a vehicle speed signal from ABS actuator and
electric unit (control unit) via CAN communication and transmits the calculated vehicle speed
to ICC sensor via ITS communication]
YAW R AT E
[deg/s] Indicates yaw rate read from ADAS control unit through ITS communication (ADAS control unit
receives yaw rate signal from ABS actuator and electric unit (control unit) via CAN communi-
cation and transmits yaw rate calculated by the ADAS control unit)
Yaw rate judged from a yaw rate signal read by ICC sensor via ITS communication is displayed
[ADAS control unit receives a yaw
rate signal from ABS actuator and electric unit (control unit)
via CAN communication and transmits the calculated yaw rate to ICC sensor via ITS commu-
nication]
PWR SUP MONI
[V] Indicates IGN voltage input by ICC sensor
DISTANCE
[m] Indicates the distance from the vehicle ahead
RELATIVE SPD
[m/s] Indicates the relative speed of the vehicle ahead
LASER OFFSET
[m] NOTE:
The item is indicated, but not used
LASER HEIGHT
[m] NOTE:
The item is indicated, but not used
STEERING ANGLE
[deg] The steering angle is displayed
STRG ANGLE SPEED
[deg/s] The steering angle speed is displayed
Revision: 2010 May2011 QX56

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