Nissan Maxima. Instruction — part 74
AV-116
< DTC/CIRCUIT DIAGNOSIS >
[MONOCHROME DISPLAY - W/ BOSE]
REAR DOOR SPEAKER
REAR DOOR SPEAKER
Description
INFOID:0000000009471235
The audio 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:0000000009471236
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. connectors B109, B110 and
suspect speaker connector.
2. Check continuity between BOSE speaker amp. harness connec-
tors B109 (A) and B110 (B) and suspect speaker harness con-
nector (C).
3. Check continuity between BOSE speaker amp. harness connec-
tors B109 (A) and B110 (B) 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 DOOR SPEAKER SIGNAL CHECK
Connector
Terminal
Connector
Terminal
Continuity
A: B109
15
C: D202
2
Yes
28
1
B: B110
9
C: D302
2
14
1
Connector
Terminal
-
Continuity
A: B109
15
Ground
No
28
B: B110
9
14
AWNIA1702ZZ
AV
REAR DOOR SPEAKER
AV-117
< DTC/CIRCUIT DIAGNOSIS >
[MONOCHROME DISPLAY - W/ BOSE]
C
D
E
F
G
H
I
J
K
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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 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 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 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
M132
4
B109
24
Yes
5
23
13
26
14
25
A
—
Continuity
Connector
Terminal
M132
4
Ground
No
5
13
14
AWNIA1704ZZ
AV-118
< DTC/CIRCUIT DIAGNOSIS >
[MONOCHROME DISPLAY - W/ BOSE]
REAR DOOR SPEAKER
1. Connect audio unit connector M132 and BOSE speaker amp.
connector B109.
2. Turn ignition switch to ACC.
3. Push POWER switch.
4. Check the signal between audio unit harness connector termi-
nals with CONSULT or oscilloscope.
Is the audio signal voltage reading as specified?
YES
>> Replace BOSE speaker amp. Refer to
.
NO
>> Replace audio unit. Refer to
Connector
Terminals
Condition
Reference
signal
(+)
(-)
M132
4
5
Receive
audio sig-
nal
13
14
AWNIA0034ZZ
SKIA0177E
AV
SUBWOOFER
AV-119
< DTC/CIRCUIT DIAGNOSIS >
[MONOCHROME DISPLAY - W/ BOSE]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
SUBWOOFER
Description
INFOID:0000000009471237
The audio 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:0000000009471238
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 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
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