2009 INFINITI QX56 Factory Service Manual

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INFINITI QX56 2009 Factory Service Manual AP-1
BODY INTERIOR
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SECTION AP
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CONTENTS
ADJUSTABLE PEDAL
SERVICE INFORMATION .. ..........................2ADJUSTABLE PEDAL SYSTEM .......................2
Adjustable P

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INFINITI QX56 2009 Factory Service Manual AP-2
< SERVICE INFORMATION >
ADJUSTABLE PEDAL SYSTEM
SERVICE INFORMATION
ADJUSTABLE PEDAL SYSTEM
Adjustable PedalINFOID:0000000003775665
For adjustable pedal information, refer to ADP-12, "AUTOMATIC D

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INFINITI QX56 2009 Factory Service Manual AV
AV-1
DRIVER INFORMATION & MULTIMEDIA
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SECTION AV
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CONTENTS
AUDIO, VISUAL & NAVIGATION SYSTEM
AUDIO SYSTEM
BASIC INSPECTION ....... .............................
5
DIAGNO

AV
AV-1
DRIVER INFORMATION & MULTIMEDIA
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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 ......................................16
Component Description ...........................................17
REAR VIEW MONITOR SYSTEM ......................18
System Diagram .................................................. ....18
System Description .................................................18
Component Parts Location ......................................19
Component Description ...........................................20
DVD PLAYER .....................................................21
System Diagram .................................................. ....21
System Description .................................................21
Component Parts Location ......................................22
Component Description ...........................................22
HANDS-FREE PHONE SYSTEM ......................24
System Diagram .................................................. ....24
System Description ..................................................24
Component Parts Location ......................................25
Component Description ...........................................26
DIAGNOSIS SYSTEM (AV CONTROL UNIT) ...27
AV CONTROL UNIT .............................................. ....27
AV CONTROL UNIT : Diagnosis Description ..........27
AV CONTROL UNIT : CONS ULT-III Function .........38
A/C AND AV SWITCH ASSEMBLY ...................... ....40
A/C AND AV SWITCH ASSEMBLY : Component
Function Check ........................................................
40
COMPONENT DIAGNOSIS .........................41
U1000 CAN COMM CIRCUIT ...........................41
Description ........................................................... ....41
DTC Logic ................................................................41
Diagnosis Procedure ..............................................41
U1010 CONTROL UNIT (CAN) .........................42
Description ...............................................................42
DTC Logic ................................................................42
Diagnosis Procedure ...............................................42
U1200 AV CONTROL UNIT ..............................43
Description ...............................................................43
DTC Logic ................................................................43
U1201 AV CONTROL UNIT ..............................44
Description ...............................................................44
DTC Logic ................................................................44
U1204 GPS COMM ...........................................45
Description ...............................................................45
DTC Logic ................................................................45
U1205 GPS ROM ..............................................46
Description ...............................................................46
DTC Logic ................................................................46
Revision: December 20092009 QX56

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INFINITI QX56 2009 Factory Service Manual AV-2
U1206 GPS RAM ...............................................47
Description ........................................................... ...47
DTC Logic ..........................................

AV-2
U1206 GPS RAM ...............................................47
Description ........................................................... ...47
DTC Logic ...............................................................47
U1207 GPS RTC ................................................48
Description ........................................................... ...48
DTC Logic ...............................................................48
U1216 AV CONTROL UNIT ...............................49
Description ........................................................... ...49
DTC Logic ...............................................................49
U1217 AV CONTROL UNIT ...............................50
Description ........................................................... ...50
DTC Logic ...............................................................50
U1218 AV CONTROL UNIT ...............................51
Description ........................................................... ...51
DTC Logic ...............................................................51
U1219 AV CONTROL UNIT ...............................52
Description ........................................................... ...52
DTC Logic ...............................................................52
U121A AV CONTROL UNIT ..............................53
Description ........................................................... ...53
DTC Logic ...............................................................53
U121B AV CONTROL UNIT ..............................54
Description ........................................................... ...54
DTC Logic ...............................................................54
U121C AV CONTROL UNIT ..............................55
Description ........................................................... ...55
DTC Logic ...............................................................55
U121D AV CONTROL UNIT ..............................56
Description ........................................................... ...56
DTC Logic ...............................................................56
U121E AV CONTROL UNIT ..............................57
Description ........................................................... ...57
DTC Logic ...............................................................57
U121F AV CONTROL UNIT ..............................58
Description ........................................................... ...58
DTC Logic ...............................................................58
Diagnosis Procedure ..............................................58
U1220 AV CONTROL UNIT ...............................59
Description ........................................................... ...59
DTC Logic ...............................................................59
U1243 DISPLAY UNIT .......................................60
Description ........................................................... ...60
DTC Logic ...............................................................60
Diagnosis Procedure ..............................................60
U1244 GPS ANTENNA ......................................62
Description ........................................................... ...62
DTC Logic ...............................................................62
Diagnosis Procedure ..............................................62
U1250 CAMERA CONTROL UNIT ....................63
Description ........................................................... ...63
DTC Logic ...............................................................63
Diagnosis Procedure ...............................................63
U1258 SATELLITE RADIO ANTENNA .............65
Description ........................................................... ...65
DTC Logic ...............................................................65
Diagnosis Procedure ...............................................65
U1300 AV COMM CIRCUIT ............................ ...66
Description ........................................................... ...66
U1310 AV CONTROL UNIT ..............................67
Description ........................................................... ...67
DTC Logic ...............................................................67
POWER SUPPLY AND GROUND CIRCUIT .....68
AV CONTROL UNIT ............................................... ...68
AV CONTROL UNIT : Diagnosis Procedure ...........68
DISPLAY UNIT ....................................................... ...69
DISPLAY UNIT : Diagnosis Procedure ...................69
A/C AND AV SWITCH ASSEMBLY ..........................69
A/C AND AV SWITCH ASSEMBLY : Diagnosis
Procedure ............................................................ ...
70
BOSE SPEAKER AMP .............................................70
BOSE SPEAKER AMP : Diagnosis Procedure .... ...70
WOOFER ................................................................ ...71
WOOFER : Diagnosis Procedure ...........................71
REAR VIEW CAMERA CONTROL UNIT ............... ...72
REAR VIEW CAMERA CONTROL UNIT : Diagno-
sis Procedure ..........................................................
72
REAR VIEW CAMERA ........................................... ...72
REAR VIEW CAMERA : Diagnosis Procedure .......73
DVD PLAYER ......................................................... ...74
DVD PLAYER : Diagnosis Procedure .....................74
VIDEO MONITOR ................................................... ...74
VIDEO MONITOR : Diagnosis Procedure ..............75
MICROPHONE ....................................................... ...75
MICROPHONE : Diagnosis Procedure ...................76
RGB (R: RED) SIGNAL CIRCUIT .....................77
Description ........................................................... ...77
Diagnosis Procedure ...............................................77
RGB (G: GREEN) SIGNAL CIRCUIT ................78
Description ........................................................... ...78
Diagnosis Procedure ...............................................78
RGB (B: BLUE) SIGNAL CIRCUIT ...................79
Description ........................................................... ...79
Diagnosis Procedure ...............................................79
RGB SYNCHRONIZING SIGNAL CIRCUIT ......80
Revision: December 20092009 QX56

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INFINITI QX56 2009 Factory Service Manual AV
AV-3
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Description ..........................................................
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Diagnosis Procedure ...............................................80
RGB AREA (YS)

AV
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Description ..........................................................
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80
Diagnosis Procedure ...............................................80
RGB AREA (YS) SIGNAL CIRCUIT ..................81
Description .......................................................... ....81
Diagnosis Procedure ...............................................81
HORIZONTAL SYNCHRONIZING (HP) SIG-
NAL CIRCUIT ................................................. ....
82
Description .......................................................... ....82
Diagnosis Procedure ...............................................82
VERTICAL SYNCHRONIZING (VP) SIGNAL
CIRCUIT ......................................................... ....
83
Description .......................................................... ....83
Diagnosis Procedure ...............................................83
FRONT DOOR SPEAKER .................................84
Description .......................................................... ....84
Diagnosis Procedure ...............................................84
FRONT TWEETER .............................................87
Description .......................................................... ....87
Diagnosis Procedure ...............................................87
CENTER SPEAKER ...........................................90
Description .......................................................... ....90
Diagnosis Procedure ...............................................90
REAR DOOR SPEAKER ....................................92
Description .......................................................... ....92
Diagnosis Procedure ...............................................92
REAR DOOR TWEETER ...................................95
Description .......................................................... ....95
Diagnosis Procedure ...............................................95
BACK DOOR SPEAKER ...................................98
Description .......................................................... ....98
Diagnosis Procedure ...............................................98
SUBWOOFER ..................................................101
Description .......................................................... ..101
Diagnosis Procedure .............................................101
AMP ON SIGNAL CIRCUIT .............................104
Description .......................................................... ..104
Diagnosis Procedure .............................................104
STEERING SWITCH ........................................105
Description .......................................................... ..105
Diagnosis Procedure .............................................105
MICROPHONE SIGNAL CIRCUIT ...................107
Description .......................................................... ..107
Diagnosis Procedure .............................................107
ECU DIAGNOSIS .......................................109
AV CONTROL UNIT ....................................... ..109
Reference Value ................................................. ..109
Wiring Diagram .....................................................115
DTC Index ........................................................... ..143
DISPLAY UNIT ................................................145
Reference Value ....................................................145
BOSE SPEAKER AMP ...................................148
Reference Value ....................................................148
REAR VIEW CAMERA CONTROL UNIT .......151
Reference Value ....................................................151
DVD PLAYER ..................................................153
Reference Value ....................................................153
SYMPTOM DIAGNOSIS ............................155
MULTI AV SYSTEM ........................................155
Symptom Table ................................................... ..155
NORMAL OPERATING CONDITION .............157
Description .............................................................157
PRECAUTION ............................................165
PRECAUTIONS ...............................................165
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" ............................................................. ..
165
Precaution Necessary for Steering Wheel Rota-
tion After Battery Disconnect .................................
165
PREPARATION .........................................167
PREPARATION ...............................................167
Commercial Service Tools ................................... ..167
ON-VEHICLE REPAIR ...............................168
AV CONTROL UNIT ........................................168
Removal and Installation ..................................... ..168
DISPLAY UNIT ................................................170
Removal and Installation .......................................170
FRONT TWEETER ..........................................171
Removal and Installation .......................................171
CENTER SPEAKER ........................................172
Removal and Installation .......................................172
FRONT DOOR SPEAKER ..............................173
Removal and Installation .......................................173
REAR DOOR SPEAKER ................................174
Removal and Installation .......................................174
BACK DOOR SPEAKER ................................175
Removal and Installation .......................................175
SUBWOOFER .................................................176
Removal and Installation .......................................176
DVD PLAYER ..................................................177
Removal and Installation .......................................177
Revision: December 20092009 QX56

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INFINITI QX56 2009 Factory Service Manual AV-4
STEERING SWITCH ........................................178
Removal and Installation ..................................... ..178
REAR AUDIO REMOTE CONTROL UNIT ......179
Removal and Installati

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INFINITI QX56 2009 Factory Service Manual AV
DIAGNOSIS AND REPAIR WORKFLOWAV-5
< BASIC INSPECTION > [AUDIO SYSTEM]
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BASIC INSPECTION
DIAGNOSIS AND REPAIR WORKFLOW
Work FlowINFOID:0000000003776765
OVERALL SEQUENCE

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INFINITI QX56 2009 Factory Service Manual 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. indicat

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