INFINITI QX56 2008 Factory Service Manual

AP-4
< SERVICE INFORMATION >
ADJUSTABLE PEDAL SYSTEM
ADJUSTABLE PEDAL SYSTEM
Adjustable PedalINFOID:0000000001569467
For adjustable pedal information, refer to ADP-10, "AUTOMATIC DRIVE POSITIONER SYSTEM : System
Description".
Revision: March 2010 2008 QX56

AV
AV-1
DRIVER INFORMATION & MULTIMEDIA
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CONTENTS
AUDIO, VISUAL & NAVIGATION SYSTEM
AUDIO SYSTEM
BASIC INSPECTION ....... .............................
5
DIAGNOSIS AND REPAIR WORKFLOW ..... .....5
Work Flow ........................................................... ......5
INSPECTION AND ADJUSTMENT .....................7
REAR VIEW MONITOR GUIDING LINE ADJUST-
MENT ..................................................................... ......
7
REAR VIEW MONITOR GUIDING LINE ADJUST-
MENT : Description ...................................................
7
REAR VIEW MONITOR GUIDING LINE ADJUST-
MENT : Special Repair Requirement ........................
7
FUNCTION DIAGNOSIS ...............................9
AUDIO SYSTEM ............................................. .....9
System Diagram .................................................. ......9
System Description ...................................................9
Component Parts Location ......................................11
Component Description ...........................................12
NAVIGATION SYSTEM ......................................13
System Diagram .................................................. ....13
System Description .................................................13
Component Parts Location ......................................15
Component Description ...........................................15
REAR VIEW MONITOR SYSTEM ......................16
System Diagram .................................................. ....16
System Description .................................................16
Component Parts Location ......................................16
Component Description ...........................................16
DVD PLAYER .....................................................17
System Diagram .................................................. ....17
System Description .................................................17
Component Parts Location ......................................18
Component Description ...........................................18
HANDS-FREE PHONE SYSTEM ......................20
System Diagram .................................................. ....20
System Description ..................................................20
Component Parts Location ......................................20
Component Description ...........................................20
DIAGNOSIS SYSTEM (AV CONTROL UNIT) ...22
AV CONTROL UNIT .............................................. ....22
AV CONTROL UNIT : Diagnosis Description ..........22
AV CONTROL UNIT : CONS ULT-III Function .........33
A/C AND AV SWITCH ASSEMBLY ...................... ....35
A/C AND AV SWITCH ASSEMBLY : Component
Function Check ........................................................
35
COMPONENT DIAGNOSIS .........................36
U1000 CAN COMM CIRCUIT ...........................36
Description ........................................................... ....36
DTC Logic ................................................................36
Diagnosis Procedure ..............................................36
U1010 CONTROL UNIT (CAN) .........................37
Description ...............................................................37
DTC Logic ................................................................37
Diagnosis Procedure ...............................................37
U1200 AV CONTROL UNIT ..............................38
Description ...............................................................38
DTC Logic ................................................................38
U1201 AV CONTROL UNIT ..............................39
Description ...............................................................39
DTC Logic ................................................................39
U1204 GPS COMM ...........................................40
Description ...............................................................40
DTC Logic ................................................................40
U1205 GPS ROM ..............................................41
Description ...............................................................41
DTC Logic ................................................................41
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AV-2
U1206 GPS RAM ...............................................42
Description ........................................................... ...42
DTC Logic ...............................................................42
U1207 GPS RTC ................................................43
Description ........................................................... ...43
DTC Logic ...............................................................43
U1216 AV CONTROL UNIT ...............................44
Description ........................................................... ...44
DTC Logic ...............................................................44
U1217 AV CONTROL UNIT ...............................45
Description ........................................................... ...45
DTC Logic ...............................................................45
U1218 AV CONTROL UNIT ...............................46
Description ........................................................... ...46
DTC Logic ...............................................................46
U1219 AV CONTROL UNIT ...............................47
Description ........................................................... ...47
DTC Logic ...............................................................47
U121A AV CONTROL UNIT ..............................48
Description ........................................................... ...48
DTC Logic ...............................................................48
U121B AV CONTROL UNIT ..............................49
Description ........................................................... ...49
DTC Logic ...............................................................49
U121C AV CONTROL UNIT ..............................50
Description ........................................................... ...50
DTC Logic ...............................................................50
U121D AV CONTROL UNIT ..............................51
Description ........................................................... ...51
DTC Logic ...............................................................51
U121E AV CONTROL UNIT ..............................52
Description ........................................................... ...52
DTC Logic ...............................................................52
U121F AV CONTROL UNIT ..............................53
Description ........................................................... ...53
DTC Logic ...............................................................53
Diagnosis Procedure ..............................................53
U1220 AV CONTROL UNIT ...............................54
Description ........................................................... ...54
DTC Logic ...............................................................54
U1243 DISPLAY UNIT .......................................55
Description ........................................................... ...55
DTC Logic ...............................................................55
Diagnosis Procedure ..............................................55
U1244 GPS ANTENNA ......................................57
Description ........................................................... ...57
DTC Logic ...............................................................57
Diagnosis Procedure ..............................................57
U1250 CAMERA CONTROL UNIT ....................58
Description ........................................................... ...58
DTC Logic ...............................................................58
Diagnosis Procedure ...............................................58
U1258 SATELLITE RADIO ANTENNA .............60
Description ........................................................... ...60
DTC Logic ...............................................................60
Diagnosis Procedure ...............................................60
U1300 AV COMM CIRCUIT ............................ ...61
Description ........................................................... ...61
U1310 AV CONTROL UNIT ..............................62
Description ........................................................... ...62
DTC Logic ...............................................................62
POWER SUPPLY AND GROUND CIRCUIT .....63
AV CONTROL UNIT ............................................... ...63
AV CONTROL UNIT : Diagnosis Procedure ...........63
DISPLAY UNIT ....................................................... ...64
DISPLAY UNIT : Diagnosis Procedure ...................64
A/C AND AV SWITCH ASSEMBLY ..........................65
A/C AND AV SWITCH ASSEMBLY : Diagnosis
Procedure ............................................................ ...
65
BOSE SPEAKER AMP .............................................66
BOSE SPEAKER AMP : Diagnosis Procedure .... ...66
WOOFER ................................................................ ...66
WOOFER : Diagnosis Procedure ...........................66
REAR VIEW CAMERA CONTROL UNIT ............... ...67
REAR VIEW CAMERA CONTROL UNIT : Diagno-
sis Procedure ..........................................................
67
REAR VIEW CAMERA ........................................... ...68
REAR VIEW CAMERA : Diagnosis Procedure .......68
DVD PLAYER ......................................................... ...69
DVD PLAYER : Diagnosis Procedure .....................69
VIDEO MONITOR ................................................... ...70
VIDEO MONITOR : Diagnosis Procedure ..............70
MICROPHONE ....................................................... ...71
MICROPHONE : Diagnosis Procedure ...................71
RGB (R: RED) SIGNAL CIRCUIT .....................73
Description ........................................................... ...73
Diagnosis Procedure ...............................................73
RGB (G: GREEN) SIGNAL CIRCUIT ................74
Description ........................................................... ...74
Diagnosis Procedure ...............................................74
RGB (B: BLUE) SIGNAL CIRCUIT ...................75
Description ........................................................... ...75
Diagnosis Procedure ...............................................75
RGB SYNCHRONIZING SIGNAL CIRCUIT ......76
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AV
AV-3
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Description ..........................................................
....
76
Diagnosis Procedure ...............................................76
RGB AREA (YS) SIGNAL CIRCUIT ..................77
Description .......................................................... ....77
Diagnosis Procedure ...............................................77
HORIZONTAL SYNCHRONIZING (HP) SIG-
NAL CIRCUIT ................................................. ....
78
Description .......................................................... ....78
Diagnosis Procedure ...............................................78
VERTICAL SYNCHRONIZING (VP) SIGNAL
CIRCUIT ......................................................... ....
79
Description .......................................................... ....79
Diagnosis Procedure ...............................................79
FRONT DOOR SPEAKER .................................80
Description .......................................................... ....80
Diagnosis Procedure ...............................................80
FRONT TWEETER .............................................83
Description .......................................................... ....83
Diagnosis Procedure ...............................................83
CENTER SPEAKER ...........................................86
Description .......................................................... ....86
Diagnosis Procedure ...............................................86
REAR DOOR SPEAKER ....................................88
Description .......................................................... ....88
Diagnosis Procedure ...............................................88
REAR DOOR TWEETER ...................................91
Description .......................................................... ....91
Diagnosis Procedure ...............................................91
BACK DOOR SPEAKER ...................................94
Description .......................................................... ....94
Diagnosis Procedure ...............................................94
SUBWOOFER ....................................................97
Description .......................................................... ....97
Diagnosis Procedure ...............................................97
AMP ON SIGNAL CIRCUIT .............................100
Description .......................................................... ..100
Diagnosis Procedure .............................................100
STEERING SWITCH ........................................101
Description .......................................................... ..101
Diagnosis Procedure .............................................101
MICROPHONE SIGNAL CIRCUIT ...................103
Description .......................................................... ..103
Diagnosis Procedure .............................................103
ECU DIAGNOSIS .......................................105
AV CONTROL UNIT ....................................... ..105
Reference Value ................................................. ..105
Wiring Diagram .....................................................111
DTC Index ........................................................... ..139
DISPLAY UNIT ................................................141
Reference Value ....................................................141
BOSE SPEAKER AMP ...................................144
Reference Value ....................................................144
REAR VIEW CAMERA CONTROL UNIT .......147
Reference Value ....................................................147
DVD PLAYER ..................................................149
Reference Value ....................................................149
SYMPTOM DIAGNOSIS ............................151
MULTI AV SYSTEM ........................................151
Symptom Table ................................................... ..151
NORMAL OPERATING CONDITION .............153
Description .............................................................153
PRECAUTION ............................................161
PRECAUTIONS ...............................................161
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" ............................................................. ..
161
Precaution Necessary for Steering Wheel Rota-
tion After Battery Disconnect .................................
161
PREPARATION .........................................163
PREPARATION ...............................................163
Commercial Service Tools ................................... ..163
ON-VEHICLE REPAIR ...............................164
AV CONTROL UNIT ........................................164
Removal and Installation ..................................... ..164
DISPLAY UNIT ................................................166
Removal and Installation .......................................166
FRONT TWEETER ..........................................167
Removal and Installation .......................................167
CENTER SPEAKER ........................................168
Removal and Installation .......................................168
FRONT DOOR SPEAKER ..............................169
Removal and Installation .......................................169
REAR DOOR SPEAKER ................................170
Removal and Installation .......................................170
BACK DOOR SPEAKER ................................171
Removal and Installation .......................................171
SUBWOOFER .................................................172
Removal and Installation .......................................172
DVD PLAYER ..................................................173
Removal and Installation .......................................173
Revision: March 2010 2008 QX56

AV-4
STEERING SWITCH ........................................174
Removal and Installation ..................................... ..174
REAR AUDIO REMOTE CONTROL UNIT ......175
Removal and Installation ..................................... ..175
DVD ENTERTAINMENT SYSTEM ..................176
Removal and Installation ..................................... ..176
BOSE SPEAKER AMP ....................................177
Removal and Installation ..................................... ..177
AUDIO ANTENNA ...........................................178
Location of Antennas ........................................... ..178
Window Antenna Repair ........................................178
SATELLITE RADIO ANTENNA .......................180
Removal and Installation .......................................180
GPS ANTENNA .............................................. ..181
Removal and Installation .......................................181
MICROPHONE ............................................... ..182
Removal and Installation .......................................182
REAR VIEW CAMERA .....................................183
Removal and Installation .......................................183
REAR VIEW CAMERA CONTROL UNIT ....... ..184
Removal and Installation .......................................184
Revision: March 2010 2008 QX56

AV
DIAGNOSIS AND REPAIR WORKFLOWAV-5
< BASIC INSPECTION > [AUDIO SYSTEM]
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BASIC INSPECTION
DIAGNOSIS AND REPAIR WORKFLOW
Work FlowINFOID:0000000001696015
OVERALL SEQUENCE
• Reference 1··· Refer to AV-33, "AV CONTROL UNIT : CONSULT-III Function".
• Reference 2··· Refer to AV-151, "
Symptom Table".
DETAILED FLOW
1.CHECK SYMPTOM
Check the malfunction symptoms by performing the following items.
• Interview the customer to obtain the malfunction information (conditions and environment when the malfunc-
tion occurred).
• Check the symptom.
>> GO TO 2
2.SELF-DIAGNOSIS (CONSULT-III)
1. Connect CONSULT-III and perform “SELF-DIAGNOSIS” for “MULTI AV”. NOTE:
Skip to step 4 of the diagnosis proc edure if “MULTI AV” is not displayed.
2. Check if any DTC No. is displayed in the self-diagnosis results.
AWNIA0030GB
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AV-6
< BASIC INSPECTION >[AUDIO SYSTEM]
DIAGNOSIS AND REPAIR WORKFLOW
Is any DTC No. displayed?
YES >> GO TO 3
NO >> GO TO 4
3.CHECK SELF-DIAGNOSIS RESULTS (CONSULT-III)
1. Check the DTC No. indicated in the self-diagnosis results.
2. Perform the relevant diagnosis referring to the DTC No. list. Refer to AV-139, "
DTC Index".
NOTE:
Start with the diagnosis for the CAN communication system if “CAN COMM CIRCUIT [U1000] or CONTROL
UNIT (CAN) [U1010]” is displayed.
>> GO TO 5
4.PERFORM DIAGNOSIS BY SYMPTOM
Perform the relevant diagnosis referring to the diagnosis chart by symptom. Refer to AV-151, "
Symptom
Table".
>> GO TO 5
5.REPAIR OR REPLACE MALFUNCTIONING PARTS
Repair or replace the identified malfunctioning parts.
NOTE:
Erase the stored self-diagnosis results after repairing or replacing the relevant components if any DTC No. has
been indicated in the self-diagnosis results.
>> GO TO 6
6.CHECK AFTER REPAIR
1. Perform self-diagnosis for “MULTI AV” with CONSULT- III after repairing or replacing the malfunctioning
parts.
2. Check if any DTC No. is displayed in the self-diagnosis results.
Is any DTC No. displayed?
YES >> GO TO 3
NO >> GO TO 7
7.FINAL CHECK
Perform the operation check to confirm that the malf unction symptom is solved or that any other symptoms
are present.
Are any symptoms present?
YES >> GO TO 4
NO >> Inspection End.
Revision: March 2010 2008 QX56

AV
INSPECTION AND ADJUSTMENTAV-7
< BASIC INSPECTION > [AUDIO SYSTEM]
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INSPECTION AND ADJUSTMENT
REAR VIEW MONITOR GUIDING LINE ADJUSTMENT
REAR VIEW MONITOR GUIDING LI NE ADJUSTMENT : DescriptionINFOID:0000000001696016
This mode is used to modify the side distance guidelines if they are dislocated from the rear view monitor
image, because of variations of body/camera mounting conditions.
REAR VIEW MONITOR GUIDING LINE ADJU STMENT : Special Repair Requirement
INFOID:0000000001696017
1. Create a correction line to modify the screen.
Draw lines on the rearward of the vehicle passing through the
following points: 200 mm (7.87 inch) from both sides of the vehi-
cle, and
• *1: 0.5 m (1.5 feet)
• *2: 1 m (3 feet)
• *3: 2 m (7 feet)
• *4: 3 m (10 feet)and from the rear end of the bumper
2. With the ignition switch OFF, connect CONSULT-III, then turn
ignition switch ON. Select “REARVIEW CAMERA”.
CAUTION:
Stop engine for safety when correcting side distance guide-
line.
3. Shift the A/T selector lever to R position.
4. Touch “SELCT GUIDELINE PATTERN” under “WORK SUPPORT” menu.
5. Touch “UP” or “DOWN”, and select the guide line, “PATTERN NO. 0” or “PATTERN NO. 1”, which is the
closest to the corrected line.
6. Touch “SAVE”, and confirm the guide line.
7. Touch “END”.
8. Touch “ADJ GUIDELINE POSITION” under the “WORK SUPPORT” menu.
9. Adjust the guide line touching “X UP”, “X DOWN”, “Y UP” or “Y DOWN” so that the corrected line can fit the guide line.
10. Touch “SAVE”, and confirm the guide line.
SKIA5637E
SKIA6103E
Revision: March 2010 2008 QX56

AV-8
< BASIC INSPECTION >[AUDIO SYSTEM]
INSPECTION AND ADJUSTMENT
11. Touch “END” to finish correcting.
Revision: March 2010
2008 QX56

AV
AUDIO SYSTEMAV-9
< FUNCTION DIAGNOSIS > [AUDIO SYSTEM]
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FUNCTION DIAGNOSIS
AUDIO SYSTEM
System DiagramINFOID:0000000001696018
System DescriptionINFOID:0000000001696019
AUDIO SYSTEM
ALNIA0659GB
Revision: March 2010 2008 QX56