Nissan Maxima. Manual — part 72
AV-108
< DTC/CIRCUIT DIAGNOSIS >
[MONOCHROME DISPLAY - W/ BOSE]
FRONT DOOR SPEAKER
1. Connect BOSE speaker amp. connector B109 and suspect
speaker connector.
2. Turn ignition switch to ACC.
3. Push POWER switch.
4. Check the signal between BOSE speaker amp. harness connec-
tor B109 terminals with CONSULT or oscilloscope.
Is audio signal voltage as specified?
YES
>> Replace suspect speaker. Refer to
.
NO
>> GO TO 4.
4.
HARNESS CHECK
1. Disconnect audio unit connector M132 and BOSE speaker amp.
connector B109.
2. Check continuity between audio unit harness connector M132
(A) and BOSE speaker amp. harness connector B109 (B).
3. Check continuity between audio unit harness connector M132
(A) 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.
FRONT DOOR SPEAKER SIGNAL CHECK
Connec-
tor
Terminal
Condition
Reference
signal
(+)
(-)
B109
18
19
Receive
audio sig-
nal
31
32
AWNIA1695ZZ
SKIA0177E
A
B
Continuity
Connector
Terminal
Connector
Terminal
M132
2
B109
35
Yes
3
36
11
33
12
34
A
—
Continuity
Connector
Terminal
M132
2
Ground
No
3
11
12
AWNIA1696ZZ
AV
FRONT DOOR SPEAKER
AV-109
< DTC/CIRCUIT DIAGNOSIS >
[MONOCHROME DISPLAY - W/ BOSE]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
1. Connect audio unit connector and BOSE speaker amp. connec-
tor.
2. Turn ignition switch ACC.
3. Push POWER switch.
4. Check the signal between audio unit harness connector termi-
nals with CONSULT or oscilloscope.
Are the audio signal voltage readings as specified?
YES
>> Replace BOSE speaker amp. Refer to
.
NO
>> Replace audio unit. Refer to
Connector
Terminals
Condition
Reference
signal
(+)
(-)
M132
2
3
Receive
audio sig-
nal
11
12
ALNIA0171ZZ
SKIA0177E
AV-110
< DTC/CIRCUIT DIAGNOSIS >
[MONOCHROME DISPLAY - W/ BOSE]
TWEETER
TWEETER
Description
INFOID:0000000009471231
The audio unit sends audio signals to the BOSE speaker amp. The BOSE speaker amp. amplifies the audio
signals before sending them to the tweeters using the audio signal circuits.
Diagnosis Procedure
INFOID:0000000009471232
Regarding Wiring Diagram information, refer to
AV-138, "Wiring Diagram - With BOSE Audio System"
.
1.
CONNECTOR CHECK
Check the audio 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. connector B110 and suspect
tweeter connector.
2. Check continuity between BOSE speaker amp. harness connec-
tor B110 (A) and suspect tweeter harness connector (B).
3. Check continuity between BOSE speaker amp. harness connec-
tor B110 (A) and ground.
Are continuity test results as specified?
YES
>> GO TO 3.
NO
>> • Check connector housings for disconnected or loose terminals.
• Repair harness or connector.
3.
TWEETER SIGNAL CHECK
A
B
Continuity
Connector
Terminal
Connector
Terminal
B110
1
M51
1
Yes
2
2
4
M52
1
3
2
A
—
Continuity
Connector
Terminal
B110
1
Ground
No
2
4
3
AWNIA1697ZZ
AV
TWEETER
AV-111
< DTC/CIRCUIT DIAGNOSIS >
[MONOCHROME 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
tweeter 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.
Are the audio signal voltage readings as specified?
YES
>> Replace suspect tweeter. Refer to
.
NO
>> GO TO 4.
4.
HARNESS CHECK
1. Disconnect audio unit connector M132 and BOSE speaker amp.
connector B109.
2. Check continuity between audio unit harness connector M132
(A) and BOSE speaker amp. harness connector B109 (B).
3. Check continuity between audio unit harness connector M132
(A) 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.
TWEETER SIGNAL CHECK
Connector
Terminals
Condition
Reference
signal
(+)
(-)
B110
1
2
Receive
audio sig-
nal
4
3
AWNIA1698ZZ
SKIA0177E
A
B
Continuity
Connector
Terminal
Connector
Terminal
M132
2
B109
35
Yes
3
36
11
33
12
34
A
—
Continuity
Connector
Terminal
M132
2
Ground
No
3
11
12
AWNIA1696ZZ
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