INFINITI QX56 2011 Factory Service Manual

AV
DIAGNOSIS SYSTEM (AV CONTROL UNIT)AV-43
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SELECTION FROM MENU
Allows the technician to select which vehicle signal
s should be displayed and displays the status of the
selected vehicle signals.
WORK SUPPORT
Adjusts the neutral position of the steering angle sensor.
CAUTION:
For vehicles with VDC, adjust th e steering angle sensor neutral posi tion on the ABS actuator control
unit side.
CONFIGURATION
Configuration has three functions as follows.
SIDE VIEW SW Off — This item is displayed, but cannot be monitored.
ROOM LAMP Off — This item is displayed, but cannot be monitored. Display Item Display Vehicle status Remarks
Item to be selected Description
VHCL SPD SIG
The same as when “ALL SIGNALS”
is selected.
PKB SIG
ILLUM SIG
IGN SIG
REV SIG
SIDE VIEW SW
ROOM LAMP
Item Description
ST ANGLE SENSOR ADJUSTMENT Adjusts the neutral position of the steering angle sensor.
Function Description
READ CONFIGURATION  Reads the vehicle configuration of current AV control unit.
 Saves the read vehicle configuration.
WRITE CONFIGURATION-Manual selection Writes the vehicle configuration with manual selection.
WRITE CONFIGURATION-Config file Writes the vehicle configuration with saved data.
Revision: 2010 May2011 QX56

AV-44
< SYSTEM DESCRIPTION >
DIAGNOSIS SYSTEM (AROUND VIEW MONITOR CONTROL UNIT)
DIAGNOSIS SYSTEM (AROUND VIEW MONITOR CONTROL UNIT)
On Board Diagnosis FunctionINFOID:0000000006216221
The diagnosis function of around view monitor control unit is displayed when selecting “Camera Cont.” of Con-
firmation/Adjustment mode in the multi AV system.
Around view monitor control unit diagnosis item
CAUTION:
*: Never perform other operations for approxim ately 10 seconds after performing "Initialize Camera
Image Calibration".
Connection Confirmation
The status of signals inputted to around view monitor control unit can
be checked.
Connection Confirmation item list
AV control unit Confirmation/Adjustment mode Function
Camera Cont. Connection Confirmation
The status of signals input to around view monitor control unit
can be checked.
Calibrating Cam-
era Image Rear Camera Performs the calibration of rear camera.
Pass-Side Camera Performs the calibration of side camera RH.
Front Camera Performs the calibration of front camera.
Dr-Side Camera Performs the calibration of side camera LH.
Initialize Camera Image
Calibration
*The calibration can be initialized to NISSAN factory shipment
condition.
Fine Tuning of Bird’s-Eye View  The confirmation and adjustment of the difference between
each camera can be performed.
 The system changes to the ZOOM function by the operation of shift and the ZOOM ratio of each camera can be changed.
Correct Draw Line
of Wide View Rear-Wide View The position of rear wide view guideline can be changed.
JSNIA2277ZZ
Diagnosis item Display Description
Steer. Angle Sensor ON/OFF Input status of steering angle sensor is displayed by ON/OFF.
Reverse Sensor ON/OFF Input status of reverse signal inputted to around view monitor control unit is dis-
played by ON/OFF in real time.
Vehicle Speed Sensor ON/OFF  Input status of vehicle speed signal inputted to around view monitor control
unit is displayed by ON/OFF.
 When the vehicle speed signal is input, it is turned ON. It remains ON until con- nection confirmation mode is stopped.
Camera Switch ON/OFF  The status of camera switch signal received via AV communication from AV
control unit is displayed by ON/OFF.
 When the camera switch signal is received once, it is turned ON. It remains ON until connection confirmation mode is stopped.
IGN ON/OFF Input status of ignition signal inputted to around view monitor control unit is dis-
played by ON/OFF in real time.
ILL ON/OFF Input status of illumination signal inputted to around view monitor control unit is
displayed by ON/OFF in real time.
Revision: 2010 May2011 QX56

AV
DIAGNOSIS SYSTEM (AROUND VIEW MONITOR CONTROL UNIT)
AV-45
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Calibrating Camera Image
 Perform the calibration of camera image caused by the incorrect mounting position of each camera, etc. Always perform calibration
after performing the following work.
- When each camera or each camera mount (door mirror, front grille,
etc.) is removed
- When replacing around view monitor control unit
 When performing the calibration initialization, it can be set to the
NISSAN factory shipment condition.
Refer to AV-112, "
Work Procedure" for the calibration procedure.
Calibrating Camera Image item
CAUTION:
Type of Steer. Angle Sensor Abslt. The input type of steering angle sensor is displayed. (“Abslt.” is displayed on this
model.)
Type of Steer. Gear ratio 1 The type of steering gear ratio is displayed. (“1” is displayed on this model.)
Left or Right Steer. Right/Left The steering position is displayed.
Rear Camera Image Output signal OK/NG The input status of rear camera image signal is displayed by OK/NG in real time.
Rear Camera COMM Status OK/NG The communication status with rear camera is displayed by OK/NG in real time.
Rear Camera COMM Line OK/NG The status of communication line with rear camera is displayed by OK/NG in real
time.
Front Camera Image Output signal OK/NG The input status of front camera image signal is displayed by OK/NG in real time.
Front Camera COMM Status OK/NG The communication status with front camera is displayed by OK/NG in real time.
Front Camera COMM Line OK/NG The status of communication line with front camera is displayed by OK/NG in real
time.
Pass-Side Camera Image Output sig-
nal OK/NGThe input status of side camera RH image signal is displayed by OK/NG in real
time.
Pass-Side Camera COMM Status OK/NG The communication status with side camera RH is displayed by OK/NG in real
time.
Pass-Side Camera COMM Line OK/NG The status of communication line with side camera RH is displayed by OK/NG in
real time.
Dr-Side Camera Image Output signal OK/NG The input status of side camera LH image signal is displayed by OK/NG in real
time.
Dr-Side Camera COMM Status OK/NG The communication status with side camera LH is displayed by OK/NG in real
time.
Dr-Side Camera COMM Line OK/NG The status of communication line with side camera LH is displayed by OK/NG in
real time.
Diagnosis item Display Description
JSNIA2379ZZ
Adjustment range
Rotating direction : 31 patterns (16 on the center)
Upper/lower direction : (
−99) – (+99)
Left/right direction : ( −99) – (+99)
Items Description
Rear Camera Performs the ca libration of rear camera.
Pass-Side Camera Performs the ca libration of side camera RH.
Front Camera Performs the ca libration of front camera.
Dr-Side Camera Performs the calib ration of side camera LH.
Initialize Camera Image Calibration
*The calibration can be initialized to the factory shipment setting.
Revision: 2010 May2011 QX56

AV-46
< SYSTEM DESCRIPTION >
DIAGNOSIS SYSTEM (AROUND VIEW MONITOR CONTROL UNIT)
*: Never perform other operations for approxim ately 10 seconds after performing "Initialize Camera
Image Calibration".
Fine Tuning of Birds-Eye View
 The fine adjustment function of camera calibration can check and adjust the difference between each camera.
 Fine adjustments can be performed for each camera. Move the
“+”-mark to select the camera by pressing the “CAMERA” switch.
 Perform the adjustment with the center dial and upper/lower/left/
right switches.
CAUTION:
Operate the center dial slowly because the changing of the
screen takes approximately 1 second.
NOTE:
 It can be initialized to the NISSAN factory shipment setting with “Initialize Camera Image Calibration” of “Calibrating Camera
Image”.
 The adjustment value is cancelled in this mode by performing “Initialize Camera Image Calibration”.
ZOOM function
 The ZOOM ratio of camera can be changed when calibrating the
camera.
 It shifts to ZOOM function mode by shifting the selector lever to a
position other than the “R” position → “R” position → other than “R”
position in the “Fine Tuning of Birds-Eye View” mode.
 The changing of ZOOM ratio can be performed for each camera.
Move the “+”-mark to select the camera by pressing “CAMERA”
switch and press the left/right s witch to change the ZOOM ratio.
NOTE:
 When the position is not correct in “Fine Tuning of Birds-Eye View”
mode, use this "ZOOM" function to adjust it.
 If this function is used, always adjust the upper/lower/left/right posi-
tion again on the “Fine Tuning of Birds-Eye View” screen.
Correct Draw Line of Wide View
The display position of guiding lines when displayed on the rear-wide
view can be changed.
Correct Draw Line of Camera Image item
Adjustment range
Rotating direction : 31 patterns (16 on the center)
Upper/lower direction : ( −99) – (+99)
Left/right direction : ( −99) − (+99)
JSNIA2280ZZ
JSNIA2279ZZ
Adjustment range
Rotating direction : 7 patterns
JSNIA2380ZZ
Items Description
Rear-Wide View The position of rear wide view guideline can be changed.
Revision: 2010 May2011 QX56

AV
DIAGNOSIS SYSTEM [SONAR CONTROL UNIT (WITH AROUND VIEW MONI-
TOR)]
AV-47
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DIAGNOSIS SYSTEM [SONAR CONT ROL UNIT (WITH AROUND VIEW
MONITOR)]
CONSULT-III FunctionINFOID:0000000006216222
APPLICATION ITEMS
CONSULT-III can display each diagnostic item using the diagnostic test modes shown as follows:
ECU IDENTIFICATION
Displays the part number of sonar control unit.
SELF-DIAGNOSTIC RESULTS
For details, refer to AV-77, "DTC Index".
DATA MONITOR
*: Even when a buzzer (backward) is output c ondition, this item is indicated as OFF.
ACTIVE TEST
WORK SUPPORT
CORNER SEN DISTANCE SET
Corner sensor warning buzzer distance can be set to 4 phases as follows.
Test mode Function
Ecu Identification Sonar control unit part number can be read.
Self Diagnostic Result Sonar control unit checks the conditions and displays memorized error.
Data Monitor Sonar control unit input/output data in real time.
Active Test Gives a drive signal to a load to check the operation.
Work support Changes setting of each function.
Monitor Item Display Description
SONAR OPE On Around view monitor is ON. (sonar system is ON)
Off Around view monitor is OFF. (sonar system is OFF)
BUZZER OUTPUT
*On Buzzer (forward) is output condition. Off Buzzer (forward) is non-output condition.
CR SEN [FL]
CR SEN [FR]
CR SEN [RL]
CR SEN [RR] ERROR When a sensor is abnormal.
LV.0 When a sensor is not detection.
LV. 2 The distance between the corner sensor and an obstacle is 50 cm (19.6 in) or more and
less then 60 cm (23.6 in).
LV. 3 The distance between the corner sensor and an obstacle is 30 cm (11.8 in) or more and
less then 50 cm (19.6 in).
LV.4 The distance between corner sensor and an obstacle less than 30 cm (11.8 in).
Active test item Function
BUZZER This test is able to check buzzer operation.
SONAR SENSOR This test is able to check each sonar sensor operation.
Work support item Function
CORNER SEN DISTANCE SET Corner sensor warning buzzer distance is adjustable to 4 phases.
Revision: 2010 May2011 QX56

AV-48
< SYSTEM DESCRIPTION >
DIAGNOSIS SYSTEM [SONAR CONTROL UNIT (WITH AROUND VIEW MONI-
TOR)]
The default of this model is “NORMAL”.
Warning item FARTHER FAR NORMAL (Default) NEAR
Second warning 70 – 80 cm (27.5 – 31.4 in) 60 – 70 cm (23.6 – 27.5 in) 50 – 60 cm (19.6 – 23.6 in) 40 – 50 cm (15.7 – 19.6 in)
Third warning 50 – 70 cm (19.6 – 27.5 in) 40 – 60 cm (15.7 – 23.6 in) 30 – 50 cm (11.8 – 19.6 in) 30 – 40 cm (11.8 – 15.7 in)
Fourth warning Less than 50 cm (19.6 in) Less than 40 cm (15.7 in) Less than 30 cm (11.8 in) Less than 30 cm (11.8 in)
Revision: 2010 May2011 QX56

AV
DIAGNOSIS SYSTEM (HEADREST DISPLAY UNIT)AV-49
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DIAGNOSIS SYSTEM (HEA DREST DISPLAY UNIT)
DescriptionINFOID:0000000006216223
Self-diagnosis of headrest display unit can be perform ed by operating rear seat remote controller.
On Board Diagnosis FunctionINFOID:0000000006216224
Self-diagnosis mode can check the following items.
METHOD OF STARTING
1. Turn ignition switch to the ON position.
2. Turn the headrest display unit OFF.
3. Press each switch of rear seat remote controller in the order shown below.
“AUX(L)” →“VOL DOWN” →“DISP(R)” →“VOL UP” →“DVD” →“L”
NOTE:
 Operation must be done within 20 seconds.
 Perform the operation of rear seat remote controller for head- rest display unit of each side.
4. When the rear seat remote operation is performed as shown on procedure 3, self-diagnosis screen is displayed.
Diagnosis item Display Description
Display Location Left/Right/Un-
known Installation location of headrest display unit is displayed.
NOTE:
If displayed location is different from the actual location or shown as “unknown”,
check location recognition signal circuit.
Software Ver. ***** Software version of headrest display unit is displayed.
Hardware Ver. ***** Hardware version of headrest display unit is displayed.
Seat Position OK Not used for this vehicle.
JSNIA3003ZZ
JSNIA3005ZZ
Revision: 2010 May2011 QX56

AV-50
< SYSTEM DESCRIPTION >
DIAGNOSIS SYSTEM (HEADREST DISPLAY UNIT)
Finishing Self-diagnosis Mode
Self-diagnosis mode is canceled when pressing the enter switch of
rear seat remote controller.
JSNIA3004ZZ
Revision: 2010 May2011 QX56

AV
AV CONTROL UNITAV-51
< ECU DIAGNOSIS INFORMATION >
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ECU DIAGNOSIS INFORMATION
AV CONTROL UNIT
Reference ValueINFOID:0000000006216225
VALUES ON THE DIAGNOSIS TOOL
CONSULT-III MONITOR ITEM
TERMINAL LAYOUT
PHYSICAL VALUES
Monitor Item Condition Value/Status
VHCL SPD SIG Ignition switch
ONVehicle speed >= 8 km/h (5 MPH) On
Vehicle speed < 8 km/h (5 MPH) Off
PKB SIG Ignition switch
ONParking brake is applied. On
Parking brake is released. Off
ILLUM SIG Ignition switch
ONBlock the light from the auto light optical sen-
sor when the lighting switch is 1st or 2nd.
On
Expose the auto light optical sensor to light
when the lighting switch is OFF, 1st or 2nd. Off
IGN SIG Ignition switch
ON
—On
Ignition switch
ACC —Off
REV SIG Ignition switch
ONSelector lever is in the R position On
Selector lever in any position other than R Off
SIDE VIEW SW Ignition switch
ONThis item is displayed, but cannot be moni-
tored.
Off
ROOM LAMP Ignition switch
ONThis item is displayed, but cannot be moni-
tored.
Off
JSNIA2480ZZ
Revision: 2010 May2011 QX56

AV-52
< ECU DIAGNOSIS INFORMATION >
AV CONTROL UNIT
Te r m i n a l
(Wire color) Description
ConditionReference value
(Approx.)
+ – Signal name Input/
Output
1
(W/B) Ground BOSE amp. ON signal Output Ignition
switch ACC —12.0 V
2
(L) 3
(P) Sound signal front LH Output Ignition
switch ON Sound output
4
(V) 5
(LG) Sound signal rear LH Output Ignition
switch
ON Sound output
6
(Y/G) 15
(B) Steering switch signal A Input Ignition
switch
ON Keep pressing SOURCE
switch.
0 V
Keep pressing MENU UP
switch. 1.0 V
Keep pressing MENU
DOWN switch. 2.0 V
Keep pressing switch 3.0 V
Keep pressing ENTER
switch. 4.0 V
Except for above. 5.0 V
7
(V) Ground ACC power supply Input Ignition
switch ACC — Battery voltage
11
(Y/L) 12
(Y/G) Sound signal front RH Output Ignition
switch
ON Sound output
13
(O) 14
(W) Sound signal rear RH Output Ignition
switch ON Sound output
SKIB3609E
SKIB3609E
SKIB3609E
SKIB3609E
Revision: 2010 May2011 QX56