Nissan Maxima. Manual — part 107
AV-248
< DTC/CIRCUIT DIAGNOSIS >
[COLOR DISPLAY - W/O BOSE]
FRONT DOOR SPEAKER
FRONT DOOR SPEAKER
Description
INFOID:0000000010064895
The AV control unit sends audio signals to the front door speakers using the front door speaker circuits.
Diagnosis Procedure
INFOID:0000000010064896
Regarding Wiring Diagram information, refer to
AV-282, "Wiring Diagram - Without BOSE Audio System With-
1.
CONNECTOR CHECK
Check the AV control unit 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 AV control unit connector M115 (A) and suspect
speaker connector (B).
2. Check continuity between AV control unit harness connector
M115 (A) terminal and suspect speaker harness connector (B)
terminal.
3. Check continuity between AV control unit harness connector
M115 (A) terminal and ground.
Are continuity results as specified?
YES
>> GO TO 3.
NO
>> • Check connector housings for disconnected or loose terminals.
• Repair harness or connector.
3.
FRONT DOOR SPEAKER SIGNAL CHECK
1. Connect AV control unit connector and front speaker connector.
2. Turn ignition switch to ACC.
3. Push POWER switch.
A
B
Continuity
Connector
Terminal
Connector
Terminal
M115
2
D3
1
Yes
3
2
11
D103
1
12
2
A
—
Continuity
Connector
Terminal
M115
2
Ground
No
3
11
12
AWNIA0031ZZ
AV
FRONT DOOR SPEAKER
AV-249
< DTC/CIRCUIT DIAGNOSIS >
[COLOR DISPLAY - W/O BOSE]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
4. Check the signal between AV control unit harness connector ter-
minals with CONSULT or oscilloscope.
Is the inspection result normal?
YES
>> Replace speaker. Refer to
.
NO
>> Replace AV control unit. Refer to
(+)
(-)
Condition
Reference
signal
Connector
Terminal Terminal
M115
2
3
Receive
audio sig-
nal
11
12
AWNIA0032ZZ
SKIA0177E
AV-250
< DTC/CIRCUIT DIAGNOSIS >
[COLOR DISPLAY - W/O BOSE]
TWEETER
TWEETER
Description
INFOID:0000000010064897
The AV control unit sends audio signals to the tweeters using the front door speaker circuits.
Diagnosis Procedure
INFOID:0000000010064898
Regarding Wiring Diagram information, refer to
AV-282, "Wiring Diagram - Without BOSE Audio System With-
1.
CONNECTOR CHECK
Check the AV control unit 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 AV control unit connector M115 (A) and suspect
tweeter connector (B).
2. Check continuity between AV control unit harness connector
M115 (A) and suspect tweeter harness connector (B).
3. Check continuity between AV control unit harness connector
M115 (A) and ground.
Are the continuity 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
M115
2
M143
1
Yes
3
2
11
M144
1
12
2
A
—
Continuity
Connector
Terminal
M115
2
Ground
No
3
11
12
AWNIA0031ZZ
AV
TWEETER
AV-251
< DTC/CIRCUIT DIAGNOSIS >
[COLOR DISPLAY - W/O BOSE]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
1. Connect AV control unit connector and tweeter connector.
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 as specified?
YES
>> Replace tweeter. Refer to
.
NO
>> Replace AV control unit. Refer to
(+)
(-)
Condition
Reference
signal
Connector
Terminal
Terminal
M115
2
3
Receive
audio sig-
nal
11
12
AWNIA0032ZZ
SKIA0177E
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