Nissan Pathfinder (2012 year). Manual — part 67
AV-354
< DTC/CIRCUIT DIAGNOSIS >
[BOSE AUDIO WITH NAVIGATION]
FRONT TWEETER
1. Connect BOSE speaker amp. connector B75 and suspect
tweeter connector.
2. Turn ignition switch to ACC.
3. Push “POWER” switch.
4. Check the signal between BOSE speaker amp. harness connec-
tor B75 terminals with CONSULT or oscilloscope.
Is audio signal voltage as specified?
YES
>> Replace suspect tweeter. Refer to
.
NO
>> GO TO 4
4.
HARNESS CHECK
1. Disconnect AV control unit connector M39 and BOSE speaker
amp. connector B75.
2. Check continuity between AV control unit harness connector
M39 (A) and BOSE speaker amp. harness connector B75 (B).
3. Check continuity between AV control unit harness connector
M39 (A) and ground.
Are continuity test results as specified?
YES
>> GO TO 5
NO
>> Repair harness or connector.
5.
FRONT TWEETER SIGNAL CHECK
Connec-
tor
Terminal
Condition
Reference
signal
(+)
(-)
B75
13
14
Receive
audio sig-
nal
15
16
ALNIA0531GB
SKIA0177E
A
B
Continuity
Connector
Terminal
Connector
Terminal
M39
2
B75
30
Yes
3
29
11
28
12
27
A
—
Continuity
Connector
Terminal
M39
2
Ground
No
3
11
12
ALNIA0550GB
August 2012
2012 Pathfinder
AV
FRONT TWEETER
AV-355
< DTC/CIRCUIT DIAGNOSIS >
[BOSE AUDIO WITH NAVIGATION]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
1. Connect AV control unit connector and BOSE speaker amp.
connector.
2. Turn ignition switch ACC.
3. Push “POWER” switch.
4. Check the signal between AV control unit harness connector
M39 terminals with CONSULT or oscilloscope.
Are the audio signal voltage readings as specified?
YES
>> Replace BOSE speaker amp. Refer to
.
NO
>> Replace AV control unit. Refer to
Connector
Terminals
Condition
Reference
signal
(+)
(-)
M39
2
3
Receive
audio sig-
nal
11
12
AWNIA0032ZZ
SKIA0177E
August 2012
2012 Pathfinder
AV-356
< DTC/CIRCUIT DIAGNOSIS >
[BOSE AUDIO WITH NAVIGATION]
REAR DOOR SPEAKER
REAR DOOR SPEAKER
Description
INFOID:0000000007347914
The AV control unit sends audio signals to the BOSE speaker amp. The BOSE speaker amp. amplifies the
audio signals before sending them to the rear door speakers using the audio signal circuits.
Diagnosis Procedure
INFOID:0000000007347915
Regarding Wiring Diagram information, refer to
AV-385, "Wiring Diagram - With Navigation System"
.
1.
CONNECTOR CHECK
Check the AV control unit, BOSE speaker amp. and speaker connectors for the following:
• Proper connection
• Damage
• Disconnected or loose terminals
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair the terminal and connector.
2.
HARNESS CHECK
1. Disconnect BOSE speaker amp. connectors B75 and suspect
speaker connector.
2. Check continuity between BOSE speaker amp. harness connec-
tors B75 (A) and suspect speaker harness connector (B).
3. Check continuity between BOSE speaker amp. harness connec-
tors B75 (A) and ground.
Are the continuity test results as specified?
YES
>> GO TO 3
NO
>> Repair harness or connector.
3.
REAR DOOR SPEAKER SIGNAL CHECK
A
B
Continuity
Connector
Terminal
Connector
Terminal
B75
9
D207
1
Yes
10
2
11
D307
1
12
2
Connector
Terminal
-
Continuity
B75
9
Ground
No
10
11
12
ALNIA0533GB
August 2012
2012 Pathfinder
AV
REAR DOOR SPEAKER
AV-357
< DTC/CIRCUIT DIAGNOSIS >
[BOSE AUDIO WITH NAVIGATION]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
1. Connect BOSE speaker amp. connectors and suspect speaker
connector.
2. Turn ignition switch to ACC.
3. Push “POWER” switch.
4. Check the signal between BOSE speaker amp. harness connec-
tors B75 terminals with CONSULT or oscilloscope.
Are audio signal voltage readings as specified?
YES
>> Replace suspect speaker. Refer to
and Installation of Rear Door Speaker"
.
NO
>> GO TO 4
4.
HARNESS CHECK
1. Disconnect AV control unit connector M39 and BOSE speaker
amp. connector B75.
2. Check continuity between AV control unit harness connector
M39 (A) and BOSE speaker amp. harness connector B75 (B).
3. Check continuity between AV control unit harness connector
M39 (A) and ground.
Are the continuity test results as specified?
YES
>> GO TO 5
NO
>> Repair harness or connector.
5.
REAR DOOR SPEAKER SIGNAL CHECK
Connector
Terminals
Condition
Reference
signal
(+)
(-)
B75
9
10
Receive
audio sig-
nal
11
12
ALNIA0534GB
SKIA0177E
A
B
Continuity
Connector
Terminal
Connector
Terminal
M39
4
B75
26
Yes
5
25
13
24
14
23
A
—
Continuity
Connector
Terminal
M39
4
Ground
No
5
13
14
ALNIA0551GB
August 2012
2012 Pathfinder
AV-358
< DTC/CIRCUIT DIAGNOSIS >
[BOSE AUDIO WITH NAVIGATION]
REAR DOOR SPEAKER
1. Connect AV control unit connector M39 and BOSE speaker
amp. connector B75.
2. Turn ignition switch to ACC.
3. Push “POWER” switch.
4. Check the signal between AV control unit harness connector
M39 terminals with CONSULT or oscilloscope.
Is the audio signal voltage reading as specified?
YES
>> Replace BOSE speaker amp. Refer to
.
NO
>> Replace AV control unit. Refer to
Connector
Terminals
Condition
Reference
signal
(+)
(-)
M39
4
5
Receive
audio sig-
nal
13
14
AWNIA0034ZZ
SKIA0177E
August 2012
2012 Pathfinder
A V
REAR TWEETER
AV-359
< DTC/CIRCUIT DIAGNOSIS >
[BOSE AUDIO WITH NAVIGATION]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
REAR TWEETER
Description
INFOID:0000000007347916
The AV control unit sends audio signals to the BOSE speaker amp. The BOSE speaker amp. amplifies the
audio signals before sending them to the rear tweeters using the audio signal circuits.
Diagnosis Procedure
INFOID:0000000007347917
Regarding Wiring Diagram information, refer to
AV-385, "Wiring Diagram - With Navigation System"
1.
CONNECTOR CHECK
Check the AV control unit, BOSE speaker amp. and speaker connectors for the following:
• Proper connection
• Damage
• Disconnected or loose terminals
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair the terminal and connector.
2.
HARNESS CHECK
1. Disconnect BOSE speaker amp. connectors B75 and suspect
tweeter connector.
2. Check continuity between BOSE speaker amp. harness connec-
tors B75 (A) and suspect tweeter harness connector (B).
3. Check continuity between BOSE speaker amp. harness connec-
tors B75 (A) and ground.
Are the continuity test results as specified?
YES
>> GO TO 3
NO
>> Repair harness or connector.
3.
REAR TWEETER SIGNAL CHECK
A
B
Continuity
Connector
Terminal
Connector
Terminal
B75
9
D208
1
Yes
10
2
11
D308
1
12
2
Connector
Terminal
-
Continuity
B75
9
Ground
No
10
11
12
ALNIA0533GB
August 2012
2012 Pathfinder
AV-360
< DTC/CIRCUIT DIAGNOSIS >
[BOSE AUDIO WITH NAVIGATION]
REAR TWEETER
1. Connect BOSE speaker amp. connectors and suspect tweeter
connector.
2. Turn ignition switch to ACC.
3. Push “POWER” switch.
4. Check the signal between BOSE speaker amp. harness connec-
tors B75 terminals with CONSULT or oscilloscope.
Are audio signal voltage readings as specified?
YES
>> Replace suspect tweeter. Refer to
and Installation of Rear Door Speaker"
NO
>> GO TO 4
4.
HARNESS CHECK
1. Disconnect AV control unit connector M39 and BOSE speaker
amp. connector B75.
2. Check continuity between AV control unit harness connector
M39 (A) and BOSE speaker amp. harness connector B75 (B).
3. Check continuity between AV control unit harness connector
M39 (A) and ground.
Are the continuity test results as specified?
YES
>> GO TO 5
NO
>> Repair harness or connector.
5.
REAR TWEETER SIGNAL CHECK
Connector
Terminals
Condition
Reference
signal
(+)
(-)
B75
9
10
Receive
audio sig-
nal
11
12
ALNIA0534GB
SKIA0177E
A
B
Continuity
Connector
Terminal
Connector
Terminal
M39
4
B75
26
Yes
5
25
13
24
14
23
A
—
Continuity
Connector
Terminal
M39
4
Ground
No
5
13
14
ALNIA0551GB
August 2012
2012 Pathfinder
AV
REAR TWEETER
AV-361
< DTC/CIRCUIT DIAGNOSIS >
[BOSE AUDIO WITH NAVIGATION]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
1. Connect AV control unit connector M39 and BOSE speaker
amp. connector B75.
2. Turn ignition switch to ACC.
3. Push “POWER” switch.
4. Check the signal between AV control unit harness connector
M39 terminals with CONSULT or oscilloscope.
Is the audio signal voltage reading as specified?
YES
>> Replace BOSE speaker amp. Refer to
.
NO
>> Replace AV control unit. Refer to
Connector
Terminals
Condition
Reference
signal
(+)
(-)
M39
4
5
Receive
audio sig-
nal
13
14
AWNIA0034ZZ
SKIA0177E
August 2012
2012 Pathfinder
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