Nissan Maxima. Instruction — part 149
AV-416
< DTC/CIRCUIT DIAGNOSIS >
[COLOR DISPLAY - W/ BOSE]
REAR DOOR SPEAKER
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 B109 (A) and B110 (B) terminals with CONSULT or oscillo-
scope.
Are audio signal voltage readings as specified?
YES
>> Replace suspect speaker. Refer to
.
NO
>> GO TO 4.
4.
HARNESS CHECK
1. Disconnect AV control unit connector M157 and BOSE speaker
amp. connector B109.
2. Check continuity between AV control unit harness connector
M157 (A) and BOSE speaker amp. harness connector B109 (B).
3. Check continuity between AV control unit harness connector
M157 (A) and ground.
Are the continuity test results as specified?
YES
>> GO TO 5.
NO
>> • Check connector housings for disconnected or loose terminals.
• Repair harness or connector.
5.
REAR DOOR SPEAKER SIGNAL CHECK
Connector
Terminals
Condition
Reference
signal
(+)
(-)
A: B109
28
15
Receive
audio sig-
nal
B: B110
14
9
AWNIA1703ZZ
SKIA0177E
A
B
Continuity
Connector
Terminal
Connector
Terminal
M157
112
B109
24
Yes
118
23
108
26
114
25
A
—
Continuity
Connector
Terminal
M157
112
Ground
No
118
108
114
AWNIA1762ZZ
AV
REAR DOOR SPEAKER
AV-417
< DTC/CIRCUIT DIAGNOSIS >
[COLOR DISPLAY - W/ BOSE]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
1. Connect AV control unit connector M157 and BOSE speaker
amp. connector B109.
2. Turn ignition switch to ACC.
3. Push POWER switch.
4. Check the signal between AV control unit harness connector ter-
minals 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
(+)
(-)
M157
112
118
Receive
audio sig-
nal
108
114
ALNIA1176ZZ
SKIA0177E
AV-418
< DTC/CIRCUIT DIAGNOSIS >
[COLOR DISPLAY - W/ BOSE]
SUBWOOFER
SUBWOOFER
Description
INFOID:0000000009471372
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 subwoofers using the audio signal circuits.
Diagnosis Procedure
INFOID:0000000009471373
Regarding Wiring Diagram information, refer to
AV-449, "Wiring Diagram - With BOSE Audio system Without
1.
CONNECTOR CHECK
Check the AV control unit, BOSE speaker amp. and subwoofer 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. connector B110 and suspect
rear subwoofer connector.
2. Check continuity between BOSE speaker amp. harness connec-
tor B110 (A) and suspect rear subwoofer harness connector (B).
3. Check continuity between BOSE speaker amp. harness connec-
tor B110 (A) and ground.
Are the continuity test results as specified?
YES
>> GO TO 3.
NO
>> • Check connector housings for disconnected or loose terminals.
• Repair harness or connector.
3.
REAR SUBWOOFER SIGNAL CHECK
A B
Continuity
Connector
Terminal
Connector
Terminal
B110
13
B106
1
Yes
8
2
5
B107
1
6
2
A
—
Continuity
Connector
Terminal
B110
13
Ground
No
8
5
6
AWNIA1705ZZ
AV
SUBWOOFER
AV-419
< DTC/CIRCUIT DIAGNOSIS >
[COLOR DISPLAY - W/ BOSE]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
1. Connect BOSE speaker amp. connector B110 and suspect rear
subwoofer connector.
2. Turn ignition switch to ACC.
3. Push POWER switch.
4. Check the signal between BOSE speaker amp. harness connec-
tor B110 terminals with CONSULT or oscilloscope.
Is the audio signal voltage as specified?
YES
>> Replace suspect rear subwoofer. Refer to
.
NO
>> GO TO 4.
4.
HARNESS CHECK
1. Disconnect AV control unit connector M157 and BOSE speaker
amp. connector B109.
2. Check continuity between AV control unit harness connector
M157 (A) and BOSE speaker amp. harness connector B109 (B).
3. Check continuity between AV control unit harness connector
M157 (A) terminal and ground.
Are continuity test results as specified?
YES
>> GO TO 5.
NO
>> • Check connector housings for disconnected or loose terminals.
• Repair harness or connector.
5.
REAR SUBWOOFER SIGNAL CHECK
Connector
Terminals
Condition
Reference
signal
(+)
(-)
B110
13
8
Receive au-
dio signal
5
6
AWNIA1706ZZ
SKIA0177E
A
B
Continuity
Connector
Terminal
Connector
Terminal
M157
112
B109
24
Yes
118
23
108
26
114
25
A
—
Continuity
Connector
Terminal
M157
112
Ground
No
118
108
114
AWNIA1762ZZ
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