2011 INFINITI QX56 Factory Service Manual

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INFINITI QX56 2011 Factory Service Manual
ADP-136
< REMOVAL AND INSTALLATION >
AUTOMATIC DRIVE POSITIONER CONTROL UNIT
AUTOMATIC DRIVE POSITIONER CONTROL UNIT
Removal and InstallationINFOID:0000000006248442
REMOVAL
CAUTION:
When removing and

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INFINITI QX56 2011 Factory Service Manual
SEAT MEMORY SWITCHADP-137
< REMOVAL AND INSTALLATION >
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SEAT MEMORY SWITCH
Removal and InstallationINFOID:0000000006248443
REMOVAL
CAUTION:
When removing and in stalli

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INFINITI QX56 2011 Factory Service Manual
ADP-138
< REMOVAL AND INSTALLATION >
POWER SEAT SWITCH
POWER SEAT SWITCH
Removal and InstallationINFOID:0000000006248444
REMOVAL
CAUTION:
When removing and installing, use shop cloths to protect part

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INFINITI QX56 2011 Factory Service Manual
TILT&TELESCOPIC SWITCHADP-139
< REMOVAL AND INSTALLATION >
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TILT&TELESCOPIC SWITCH
Removal and InstallationINFOID:0000000006248445
REMOVAL
CAUTION:
When removing and i

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INFINITI QX56 2011 Factory Service Manual
AV
AV-1
DRIVER INFORMATION & MULTIMEDIA
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SECTION AV
A
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CONTENTS
AUDIO, VISUAL & NAVIGATION SYSTEM
PRECAUTION ................ ...............................6
PRECAUTIONS ...

AV
AV-1
DRIVER INFORMATION & MULTIMEDIA
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CONTENTS
AUDIO, VISUAL & NAVIGATION SYSTEM
PRECAUTION ................ ...............................6
PRECAUTIONS .............................................. .....6
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" ............................................................. ......
6
Precaution for Trouble Diagnosis ..............................6
Precaution for Harness Repair ..................................6
PREPARATION ............................................8
PREPARATION .............................................. .....8
Commercial Service Tools .................................. ......8
SYSTEM DESCRIPTION ..............................9
COMPONENT PARTS ................................... .....9
Component Parts Location .................................. ......9
Component Description ...........................................10
SYSTEM .............................................................13
MULTI AV SYSTEM .............................................. ....13
MULTI AV SYSTEM : System Diagram ..................13
MULTI AV SYSTEM : System Description ..............14
MULTI AV SYSTEM : Fail-Sa fe .......................... ....27
DIAGNOSIS SYSTEM (AV CONTROL UNIT) ....28
Description .......................................................... ....28
On Board Diagnosis Function .................................28
CONSULT-III Function ............................................39
DIAGNOSIS SYSTEM (AROUND VIEW MON-
ITOR CONTROL UNIT) ......................................
44
On Board Diagnosis Function ............................. ....44
DIAGNOSIS SYSTEM [SONAR CONTROL
UNIT (WITH AROUND VIEW MONITOR)] .........
47
CONSULT-III Function ........................................ ....47
DIAGNOSIS SYSTEM (HEADREST DISPLAY
UNIT) ..................................................................
49
Description .......................................................... ....49
On Board Diagnosis Function .............................. ....49
ECU DIAGNOSIS INFORMATION ..............51
AV CONTROL UNIT ..........................................51
Reference Value .................................................. ....51
Fail-Safe ..................................................................57
DTC Index ...............................................................57
FRONT DISPLAY UNIT ....................................60
Reference Value ......................................................60
HEADREST DISPLAY UNIT .............................62
Reference Value ......................................................62
VIDEO DISTRIBUTOR ......................................64
Reference Value ......................................................64
BOSE AMP. .......................................................68
Reference Value ......................................................68
AROUND VIEW MONITOR CONTROL UNIT ...71
Reference Value ......................................................71
SONAR CONTROL UNIT (WITH AROUND
VIEW MONITOR) ..............................................
75
Reference Value ......................................................75
Fail-Safe ..................................................................77
DTC Index ...............................................................77
WIRING DIAGRAM ......................................78
BOSE AUDIO WITH NAVIGATION ..................78
Wiring Diagram .................................................... ....78
BASIC INSPECTION .................................104
DIAGNOSIS AND REPAIR WORK FLOW .....104
Work Flow (Multi AV) ........................................... ..104
Work Flow (Camera Assistance Sonar) ................106
ADDITIONAL SERVICE WHEN REPLACING
(AV CONTROL UNIT) .....................................
108
Revision: 2010 May2011 QX56

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INFINITI QX56 2011 Factory Service Manual
AV-2
Description .............................................................108
Work Procedure .....................................................108
CONFIGURATION (AV CONTROL UNIT) ......109
De

AV-2
Description .............................................................108
Work Procedure .....................................................108
CONFIGURATION (AV CONTROL UNIT) ......109
Description ........................................................... ..109
Work Procedure .....................................................109
Configuration List ...................................................109
PREDICTIVE COURSE LINE CENTER POSI-
TION ADJUSTMENT .......................................
111
Description ........................................................... ..111
Work Procedure .....................................................111
CALIBRATING CAMERA IMAGE (AROUND
VIEW MONITOR) .............................................
112
Description ........................................................... ..112
Work Procedure .....................................................112
DTC/CIRCUIT DIAGNOSIS ...................... ..118
U1000 CAN COMM CIRCUIT ......................... .118
Description ........................................................... ..118
DTC Logic ..............................................................118
Diagnosis Procedure ............................................118
U1010 CONTROL UNIT (CAN) .......................119
DTC Logic ............................................................ ..119
U1200 AV CONTROL UNIT .............................120
DTC Logic ............................................................ ..120
U1201 AV CONTROL UNIT .............................121
DTC Logic ............................................................ ..121
U1202 AV CONTROL UNIT .............................122
DTC Logic ............................................................ ..122
U1204 AV CONTROL UNIT .............................123
Description ........................................................... ..123
DTC Logic ..............................................................123
Diagnosis Procedure .............................................123
U1205 AV CONTROL UNIT .............................124
Description ........................................................... ..124
DTC Logic ..............................................................124
Diagnosis Procedure .............................................124
U1206 AV CONTROL UNIT .............................125
Description ........................................................... ..125
DTC Logic ..............................................................125
Diagnosis Procedure .............................................125
U1207 AV CONTROL UNIT .............................126
Description ........................................................... ..126
DTC Logic ..............................................................126
Diagnosis Procedure .............................................126
U1216 AV CONTROL UNIT .............................127
DTC Logic ............................................................ ..127
U1217 AV CONTROL UNIT .............................128
DTC Logic ............................................................ ..128
U1218 AV CONTROL UNIT .............................129
DTC Logic ............................................................ .129
Diagnosis Procedure .............................................129
U1219 AV CONTROL UNIT .............................130
DTC Logic ............................................................ .130
Diagnosis Procedure .............................................130
U121A AV CONTROL UNIT .............................131
DTC Logic ............................................................ .131
Diagnosis Procedure .............................................131
U121B AV CONTROL UNIT .............................132
DTC Logic ............................................................ .132
Diagnosis Procedure .............................................132
U121C AV CONTROL UNIT .............................133
DTC Logic ............................................................ .133
Diagnosis Procedure .............................................133
U121D AV CONTROL UNIT .............................134
DTC Logic ............................................................ .134
Diagnosis Procedure .............................................134
U121E AV CONTROL UNIT .............................135
DTC Logic ............................................................ .135
Diagnosis Procedure .............................................135
U1225 AV CONTROL UNIT .............................136
DTC Logic ............................................................ .136
U1227 AV CONTROL UNIT .............................137
DTC Logic ............................................................ .137
Diagnosis Procedure .............................................137
U1228 AV CONTROL UNIT .............................138
DTC Logic ............................................................ .138
U1229 AV CONTROL UNIT .............................139
DTC Logic ............................................................ .139
U122A AV CONTROL UNIT .............................140
DTC Logic ............................................................ .140
Diagnosis Procedure .............................................140
U122E AV CONTROL UNIT .............................141
DTC Logic ............................................................ .141
U1232 STEERING ANGLE SENSOR ..............142
DTC Logic ............................................................ .142
Diagnosis Procedure .............................................142
U1243 FRONT DISPLAY UNIT ........................143
DTC Logic ............................................................ .143
Diagnosis Procedure .............................................143
U1244 GPS ANTENNA ....................................145
DTC Logic ............................................................ .145
Diagnosis Procedure .............................................145
U1258 SATELLITE RADIO ANTENNA ............146
DTC Logic ............................................................ .146
Diagnosis Procedure .............................................146
Revision: 2010 May2011 QX56

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INFINITI QX56 2011 Factory Service Manual
AV
AV-3
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U125A HEADREST DISPLAY UNIT .............. ..147
DTC Logic ........................................................... ..147
Diagnosis Procedure ..............

AV
AV-3
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U125A HEADREST DISPLAY UNIT .............. ..147
DTC Logic ........................................................... ..147
Diagnosis Procedure .............................................147
U1263 USB .......................................................148
DTC Logic ........................................................... ..148
Diagnosis Procedure .............................................148
U1264 ANTENNA AMP. ...................................149
DTC Logic ........................................................... ..149
Diagnosis Procedure .............................................149
U1265 BOSE AMP. ..........................................150
DTC Logic ........................................................... ..150
Diagnosis Procedure .............................................150
U1300 AV COMM CIRCUIT .............................151
Description .......................................................... ..151
U1310 AV CONTROL UNIT .............................152
DTC Logic ........................................................... ..152
B2700 CORNER SENSOR [FL] .......................153
DTC Logic ........................................................... ..153
B2701 SENSOR HARNESS OPEN [CR-FL] ...154
DTC Logic ........................................................... ..154
Diagnosis Procedure .............................................154
B2702 CORNER SENSOR [FR] ......................155
DTC Logic ........................................................... ..155
B2703 SENSOR HARNESS OPEN [CR-FR] ...156
DTC Logic ........................................................... ..156
Diagnosis Procedure .............................................156
B2704 CORNER SENSOR [RL] ......................157
DTC Logic ........................................................... ..157
B2705 SENSOR HARNESS OPEN [CR-RL] ...158
DTC Logic ........................................................... ..158
Diagnosis Procedure .............................................158
B2706 CORNER SENSOR [RR] ......................159
DTC Logic ........................................................... ..159
B2707 SENSOR HARNESS OPEN [CR-RR] ..160
DTC Logic .............................................................160
Diagnosis Procedure .............................................160
POWER SUPPLY AND GROUND CIRCUIT ....161
AV CONTROL UNIT .............................................. ..161
AV CONTROL UNIT : Diagnosis Procedure .........161
FRONT DISPLAY UNIT ......................................... ..161
FRONT DISPLAY UNIT : Diagnosis Procedure ....161
HEADREST DISPLAY UNIT ................................. ..162
HEADREST DISPLAY UNIT : Diagnosis Proce-
dure ..................................................................... ..
162
VIDEO DISTRIBUTOR .......................................... ..163
VIDEO DISTRIBUTOR : Diagnosis Procedure ......163
BOSE AMP. ........................................................... ..163
BOSE AMP. : Diagnosis Procedure ......................163
AROUND VIEW MONITOR CONTROL UNIT .........164
AROUND VIEW MONITOR CONTROL UNIT : Di-
agnosis Procedure ............................................... ..
164
SONAR CONTROL UNIT (WITH AROUND VIEW
MONITOR) ............................................................. ..
165
SONAR CONTROL UNIT (WITH AROUND VIEW
MONITOR) : Diagnosis Procedure ........................
165
RGB DIGITAL IMAGE SIGNAL CIRCUIT ......166
Description .............................................................166
Diagnosis Procedure .............................................166
COMPOSITE IMAGE SIGNAL CIRCUIT (AV
CONTROL UNIT TO FRONT DISPLAY UNIT) .
167
Description ........................................................... ..167
Diagnosis Procedure .............................................167
COMPOSITE IMAGE SIGNAL CIRCUIT (AV
CONTROL UNIT TO VIDEO DISTRIBUTOR) .
168
Description .............................................................168
Diagnosis Procedure .............................................168
COMPOSITE IMAGE SIGNAL CIRCUIT (VID-
EO DISTRIBUTOR TO HEADREST DISPLAY
UNIT) ...............................................................
169
Description .............................................................169
Diagnosis Procedure .............................................169
AUX IMAGE SIGNAL CIRCUIT (FRONT AUX-
ILIARY INPUT JACKS TO AV CONTROL
UNIT) ...............................................................
171
Description .............................................................171
Diagnosis Procedure .............................................171
AUX IMAGE SIGNAL CIRCUIT (REAR AUX-
ILIARY INPUT JACKS TO VIDEO DISTRIBU-
TOR) ................................................................
172
Description .............................................................172
Diagnosis Procedure .............................................172
IMAGE SWITCH SIGNAL CIRCUIT ................173
Description .............................................................173
Diagnosis Procedure .............................................173
LOCATION RECOGNITION SIGNAL CIR-
CUIT ................................................................
175
Description .............................................................175
Diagnosis Procedure .............................................175
DISK EJECT SIGNAL CIRCUIT .....................176
Description .............................................................176
Diagnosis Procedure .............................................176
MODE CHANGE SIGNAL CIRCUIT ...............177
Description .............................................................177
Revision: 2010 May2011 QX56

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INFINITI QX56 2011 Factory Service Manual
AV-4
Diagnosis Procedure .............................................177
MICROPHONE SIGNAL CIRCUIT ..................178
Description ........................................................... ..1

AV-4
Diagnosis Procedure .............................................177
MICROPHONE SIGNAL CIRCUIT ..................178
Description ........................................................... ..178
Diagnosis Procedure .............................................178
CAMERA IMAGE SIGNAL CIRCUIT ...............180
Description ........................................................... ..180
Diagnosis Procedure .............................................180
FRONT CAMERA COMMUNICATION SIG-
NAL CIRCUIT ..................................................
181
Description ........................................................... ..181
Diagnosis Procedure .............................................181
FRONT CAMERA IMAGE SIGNAL CIRCUIT .182
Description .............................................................182
Diagnosis Procedure .............................................182
REAR CAMERA COMMUNICATION SIGNAL
CIRCUIT ...........................................................
184
Description ........................................................... ..184
Diagnosis Procedure .............................................184
REAR CAMERA IMAGE SIGNAL CIRCUIT ...185
Description ........................................................... ..185
Diagnosis Procedure .............................................185
SIDE CAMERA LH COMMUNICATION SIG-
NAL CIRCUIT ..................................................
187
Description ........................................................... ..187
Diagnosis Procedure .............................................187
SIDE CAMERA LH IMAGE SIGNAL CIRCUIT .188
Description ........................................................... ..188
Diagnosis Procedure .............................................188
SIDE CAMERA RH COMMUNICATION SIG-
NAL CIRCUIT ..................................................
190
Description ........................................................... ..190
Diagnosis Procedure .............................................190
SIDE CAMERA RH IMAGE SIGNAL CIRCUIT .191
Description ........................................................... ..191
Diagnosis Procedure .............................................191
STEERING SWITCH SIGNAL A CIRCUIT ......193
Description ........................................................... ..193
Diagnosis Procedure .............................................193
Component Inspection ...........................................193
STEERING SWITCH SIGNAL B CIRCUIT ......195
Description ........................................................... ..195
Diagnosis Procedure .............................................195
Component Inspection ...........................................195
STEERING SWITCH GROUND CIRCUIT .......197
Description ........................................................... ..197
Diagnosis Procedure .............................................197
Component Inspection ...........................................197
SYMPTOM DIAGNOSIS ............................199
MULTI AV SYSTEM SYMPTOMS .................. ..199
Symptom Table .................................................... .199
NORMAL OPERATING CONDITION ...............206
Description ........................................................... .206
REMOVAL AND INSTALLATION .............212
AV CONTROL UNIT ....................................... ..212
Removal and Installation ...................................... .212
FRONT DISPLAY UNIT ....................................213
Removal and Installation ...................................... .213
HEADREST DISPLAY UNIT ............................214
Exploded View ..................................................... .214
Removal and Installation .......................................214
VIDEO DISTRIBUTOR .....................................215
Removal and Installation ...................................... .215
FRONT DOOR SPEAKER ................................216
Removal and Installation ...................................... .216
REAR DOOR SPEAKER ..................................217
Removal and Installation ...................................... .217
SQUAWKER .....................................................218
Removal and Installation ...................................... .218
REAR DOOR TWEETER ..................................219
Removal and Installation ...................................... .219
ROOF SPEAKER .............................................220
Removal and Installation ...................................... .220
CENTER SPEAKER ....................................... ..221
Removal and Installation ...................................... .221
WOOFER ..........................................................222
Removal and Installation ...................................... .222
BOSE AMP. ......................................................223
Removal and Installation ...................................... .223
ANTENNA AMP. ............................................. ..224
Removal and Installation ...................................... .224
SATELLITE RADIO ANTENNA .......................225
Exploded View ..................................................... .225
Removal and Installation .......................................225
Disassembly and Assembly ..................................225
MULTIFUNCTION SWITCH .............................226
Removal and Installation ...................................... .226
PRESET SWITCH ........................................... ..227
Removal and Installation ...................................... .227
FRONT AUXILIARY INPUT JACKS ................228
Removal and Installation ...................................... .228
REAR AUXILIARY INPUT JACKS ...................229
Removal and Installation ...................................... .229
Revision: 2010 May2011 QX56

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