Nissan Maxima. Manual — part 193
AV-592
< DTC/CIRCUIT DIAGNOSIS >
[COLOR DISPLAY - W/BOSE & NAVI]
CENTER SPEAKER
1. Connect BOSE speaker amp. connector B109 and center
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 the audio signal voltage reading as specified?
YES
>> Replace center speaker. Refer to
AV-660, "Removal and Installation"
.
NO
>> GO TO 4.
4.
HARNESS CHECK
1. Disconnect AV control unit connector M160 and BOSE speaker
amp. connector B109.
2. Check continuity between AV control unit harness connector
M160 (A) and BOSE speaker amp. harness connector B109 (B).
3. Check continuity between AV control unit harness connector
M160 (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.
CENTER SPEAKER SIGNAL CHECK
Connector
Terminals
Condition
Reference
signal
(+)
(-)
B109
29
30
Receive
audio sig-
nal
AWNIA1700ZZ
SKIA0177E
A
B
Continuity
Connector
Terminal
Connector
Terminal
M160
2
B109
35
Yes
3
36
11
33
12
34
A
—
Continuity
Connector
Terminal
M160
2
Ground
No
3
11
12
AWNIA1696ZZ
AV
CENTER SPEAKER
AV-593
< DTC/CIRCUIT DIAGNOSIS >
[COLOR DISPLAY - W/BOSE & NAVI]
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 ter-
minals 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
(+)
(-)
M160
2
3
Receive
audio sig-
nal
11
12
ALNIA0171ZZ
SKIA0177E
AV-594
< DTC/CIRCUIT DIAGNOSIS >
[COLOR DISPLAY - W/BOSE & NAVI]
REAR DOOR SPEAKER
REAR DOOR SPEAKER
Description
INFOID:0000000009471512
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:0000000009471513
Regarding Wiring Diagram information, refer to
AV-614, "Wiring Diagram - With BOSE audio system With Nav-
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 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-595
< DTC/CIRCUIT DIAGNOSIS >
[COLOR DISPLAY - W/BOSE & NAVI]
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 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 M160 and BOSE speaker
amp. connector B109.
2. Check continuity between AV control unit harness connector
M160 (A) and BOSE speaker amp. harness connector B109 (B).
3. Check continuity between AV control unit harness connector
M160 (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
M160
4
B109
24
Yes
5
23
13
26
14
25
A
—
Continuity
Connector
Terminal
M160
4
Ground
No
5
13
14
AWNIA1704ZZ
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