Nissan Pathfinder (2007 year). Manual — part 73
AUDIO
AV-57
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AV
2007 Pathfinder
3.
HARNESS CHECK
1.
Disconnect audio unit connector M44 and BOSE speaker amp. connector B75.
2.
Check continuity between audio unit harness connector M44 ter-
minals and BOSE speaker amp. harness connector B75 termi-
nals.
3.
Check continuity between audio unit harness connector terminal
and ground.
OK or NG
OK
>> GO TO 4.
NG
>>
●
Check connector housings for disconnected or loose terminals.
●
Repair harness or connector.
Terminals
Continuity
Audio unit
BOSE speaker amp.
Connector
Terminal
Connector
Terminal
M44
13
B75
25
Yes
14
26
15
23
16
24
Terminals
Continuity
Audio unit
—
Connector
Terminal
M44
13
Ground
No
14
15
16
SKIA4315E
AV-58
AUDIO
2007 Pathfinder
4.
REAR SPEAKER SIGNAL CHECK
1.
Connect audio unit connector M44 and BOSE speaker amp. connector B75.
2.
Turn ignition switch to ACC.
3.
Push “POWER” switch.
4.
Check the signal between audio unit harness connector M44
terminals with CONSULT-II or oscilloscope.
OK or NG
OK
>> Replace BOSE speaker amp. Refer to
NG
>> Replace audio unit. Refer to
.
Sound Is Not Heard From Subwoofer (BOSE System)
EKS00G5V
1.
CHECK FUSE
Check that the following fuse is not blown.
OK or NG
OK
>> GO TO 2.
NG
>> If fuse is blown, be sure to eliminate cause of blown fuse before installing new fuse. Refer to
4, "POWER SUPPLY ROUTING CIRCUIT"
.
2.
POWER SUPPLY CIRCUIT CHECK
1.
Disconnect subwoofer connector.
2.
Check voltage between the subwoofer and ground.
OK or NG
OK
>> GO TO 3.
NG
>>
●
Check connector housings for disconnected or loose
terminals.
●
Repair harness or connector.
Terminals
Condi-
tion
Reference
signal
(+)
(-)
Con-
nector
Terminal
Con-
nector
Terminal
M44
14
M44
13
Receive
audio
signal
16
15
SKIA4316E
SKIA0177E
Unit
Terminal
Signal name
Fuse No.
Subwoofer
6
Battery power
17
Unit
Terminal No.
OFF
ACC
ON
(+)
(-)
Connector
Terminal
Sub-
woofer
B72
6
Ground
Battery
voltage
Battery
voltage
Battery
voltage
WKIA3236E
AUDIO
AV-59
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AV
2007 Pathfinder
3.
GROUND CIRCUIT CHECK
Check continuity between subwoofer harness connector B72 termi-
nal 5 and ground.
OK or NG
OK
>> GO TO 4.
NG
>>
●
Check connector housings for disconnected or loose
terminals.
●
Repair harness or connector.
4.
HARNESS CHECK
1.
Disconnect BOSE speaker amp. connectors B74 and B75 and subwoofer connector B72.
2.
Check continuity between BOSE speaker amp. and subwoofer.
3.
Check continuity between BOSE speaker amp. and ground.
OK or NG
OK
>> GO TO 5.
NG
>>
●
Check connector housings for disconnected or loose terminals.
●
Repair harness or connector.
Continuity should exist.
WKIA3237E
A
B
Continuity
Connector
Terminal
Connector
Terminal
BOSE
speaker
amp.: B75
22
Subwoofer:
B72
4
Yes
C
B
Continuity
Connector
Terminal
Connector
Terminal
BOSE
speaker
amp.: B74
3
Subwoofer:
B72
1
Yes
19
2
A
Ground
Continuity
Connector
Terminal
BOSE
speaker
amp.: B75
22
No
C
Ground
Continuity
Connector
Terminal
BOSE
speaker
amp.: B74
3
No
19
WKIA4125E
AV-60
AUDIO
2007 Pathfinder
5.
CHECK SUBWOOFER AMP. ON SIGNAL
1.
Operate system and check voltage between subwoofer harness
connector B72 terminal 4 and ground.
OK or NG
OK
>> GO TO 6.
NG
>> Replace BOSE speaker amp. Refer to
6.
SUBWOOFER SIGNAL CHECK
1.
Connect BOSE speaker amp. connector and subwoofer connector.
2.
Turn ignition switch to ACC.
3.
Check the signal between BOSE speaker amp. terminals with
CONSULT-II or oscilloscope.
OK or NG
OK
>> Replace subwoofer. Refer to
AV-64, "SUBWOOFER (BOSE SYSTEM)"
.
NG
>> Replace BOSE speaker amp. Refer to
.
Voltage
: More than approx. 6.5V
WKIA3238E
A
Condi-
tion
Reference
signal
(+)
(-)
Con-
nector
Termi-
nal
Con-
nector
Termi-
nal
BOSE
speak
er
amp.:
B74
19
BOSE
speak
er
amp.:
B74
3
Receive
audio
signal
WKIA4126E
SKIA0177E
AUDIO
AV-61
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AV
2007 Pathfinder
Removal and Installation
EKS00G5W
AUDIO UNIT - WITH NAVI
Removal
1.
Remove cluster lid C. Refer to
IP-11, "CLUSTER LID C -WITHOUT NAVIGATION SYSTEM"
2.
Remove the audio unit screws, using power tool.
3.
Remove audio unit and disconnect audio unit connectors.
Installation
Installation is in the reverse order of removal.
AUDIO UNIT - WITHOUT NAVI
Removal
1.
Remove cluster lid C. Refer to
IP-11, "CLUSTER LID C -WITHOUT NAVIGATION SYSTEM"
2.
Remove the audio unit screws, using power tool.
3.
Remove audio unit and disconnect audio unit connectors.
Installation
Installation is in the reverse order of removal.
AV SWITCH
Removal
1.
Remove cluster lid C. Refer to
IP-11, "CLUSTER LID C -WITHOUT NAVIGATION SYSTEM"
2.
Remove the AV switch screws.
3.
Remove AV switch.
Installation
Installation is in the reverse order of removal.
BOSE SPEAKER AMP.
Removal
1.
Remove driver seat. Refer to
LKIA0583E
LKIA0582E
LKIA0584E
AV-62
AUDIO
2007 Pathfinder
2.
Remove kick shield screws, using power tool.
●
Þ
: Vehicle front
3.
Disconnect Bose speaker amp. connectors (1) and remove
Bose speaker amp.
Installation
Installation is in the reverse order of removal.
FRONT DOOR SPEAKER
Removal
1.
Remove front door finisher. Refer to
.
2.
Remove the front door speaker screws.
3.
Remove front door speaker and disconnect front door speaker
connector.
Installation
Installation is in the reverse order of removal.
FRONT TWEETER
Removal
1.
Remove the front tweeter grille.
2.
Remove the front tweeter screws.
NOTE:
The standard front tweeter has four screws, the optional Bose
front tweeter has two screws as shown.
3.
Remove front tweeter and disconnect front tweeter connector.
LKIA0661E
WKIA1498E
LKIA0585E
AUDIO
AV-63
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AV
2007 Pathfinder
Installation
Installation is in the reverse order of removal.
REAR DOOR SPEAKER
Removal
1.
Remove the rear door finisher. Refer to
2.
Remove the rear door speaker screws.
3.
Remove rear door speaker and disconnect rear door connector.
Installation
Installation is in the reverse order of removal.
REAR DOOR TWEETER
Removal
1.
Remove rear door finisher. Refer to
2.
Remove the rear door tweeter screws.
3.
Remove rear door tweeter.
Installation
Installation is in the reverse order of removal.
SATELLITE RADIO ANTENNA
Removal
1.
Lower headlining. Refer to
2.
Disconnect satellite radio antenna connector.
3.
Remove satellite radio antenna nut.
4.
Remove satellite radio antenna.
Installation
Installation is in the reverse order of removal.
WKIA1492E
LKIA0586E
LKIA0679E
AV-64
AUDIO
2007 Pathfinder
SATELLITE RADIO TUNER
1.
Disconnect battery negative terminal.
2.
Disconnect satellite radio tuner connectors.
3.
Remove satellite radio tuner screws (A), and remove satellite
radio tuner from above the parking brake pedal.
Installation
Installation is in the reverse order of removal.
STEERING WHEEL AUDIO CONTROL SWITCHES
Removal
1.
Remove driver air bag module. Refer to
SRS-38, "Removal and Installation"
.
2.
Remove steering wheel audio control switch assembly screws.
3.
Disconnect steering wheel audio control switches connector and
remove steering wheel audio control switches.
Installation
Installation is in the reverse order of removal.
SUBWOOFER (BOSE SYSTEM)
Removal
1.
Disconnect battery negative terminal.
2.
Remove the luggage side lower finisher LH. Refer to
LKIA0684E
LKIA0589E
1.
Subwoofer (Bose system)
2.
Subwoofer (Bose system) connector
WKIA3712E
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