Nissan Maxima. Instruction — part 143
AV-392
< DTC/CIRCUIT DIAGNOSIS >
[COLOR DISPLAY - W/ BOSE]
POWER SUPPLY AND GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BOSE speaker amp. connector.
3. Check continuity between BOSE speaker amp. harness connec-
tor B110 terminal 7,12 and ground.
Does continuity exist?
YES
>> Inspection End.
NO
>> Repair harness or connector.
SATELLITE RADIO TUNER
SATELLITE RADIO TUNER : Diagnosis Procedure
INFOID:0000000009471346
Regarding Wiring Diagram information, refer to
AV-449, "Wiring Diagram - With BOSE Audio system Without
1.
CHECK FUSES
Check that the following fuses of the satellite radio tuner (factory installed) are not blown.
Are the fuses OK?
YES
>> GO TO 2.
NO
>> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse.
2.
POWER SUPPLY CIRCUIT CHECK
1. Turn ignition switch OFF.
2. Disconnect satellite radio tuner (factory installed) connector
B111.
3. Check voltage between the satellite radio tuner (factory
installed) and ground.
Are the voltage readings as specified?
YES
>> GO TO 3.
NO
>> • Check connector housings for disconnected or loose terminals.
• Repair harness or connector.
3.
GROUND CIRCUIT CHECK
(+)
(-)
Continuity
Connector
Terminal
B110
7
Ground
Yes
12
AWNIA1720ZZ
Unit
Terminals
Signal name
Fuse No.
Satellite radio tuner (factory in-
stalled)
32
Battery power
24
36
Ignition switch ACC or ON
17
(+)
(-)
OFF
ACC
ON
Connector
Terminal
B111
32
Ground
Battery
voltage
Battery
voltage
Battery
voltage
36
0V
Battery
voltage
Battery
voltage
WKIA4539E
AV
POWER SUPPLY AND GROUND CIRCUIT
AV-393
< DTC/CIRCUIT DIAGNOSIS >
[COLOR DISPLAY - W/ BOSE]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
1. Turn ignition switch OFF.
2. Check continuity between satellite radio tuner (factory installed)
harness connector and ground.
Does continuity exist?
YES
>> Inspection End.
NO
>> Repair satellite radio tuner (factory installed) harness or
connector.
REAR VIEW CAMERA
REAR VIEW CAMERA : Diagnosis Procedure
INFOID:0000000009471347
Regarding Wiring Diagram information, refer to
AV-449, "Wiring Diagram - With BOSE Audio system Without
1.
CHECK POWER SUPPLY CIRCUIT (REAR VIEW CAMERA SIDE)
1. Turn ignition switch ON.
2. Shift transmission into Reverse.
3. Check voltage between rear view camera harness connector
T101 and ground.
Is voltage reading approximately 6 volts?
YES
>> GO TO 4.
NO
>> GO TO 2.
2.
CHECK POWER SUPPLY CIRCUIT (CONTINUITY)
1. Turn ignition switch OFF.
2. Disconnect rear view camera and AV control unit connectors.
3. Check continuity between rear view camera harness connector
T101 (A) terminal 1 and AV control unit harness connector M155
(B) terminal 70.
4. Check continuity between rear view camera harness connector
T101 (A) terminal 1 and ground.
Are continuity test results as specified?
YES
>> GO TO 3.
NO
>> Repair harness or connector.
3.
CHECK REVERSE POSITION INPUT SIGNAL
1. Connect AV control unit connector.
Connector
Terminal
—
Continuity
B111
35
Ground
Yes
AWNIA1721ZZ
(+)
(-)
Transmission
position
Value (Approx.)
Connector
Terminal
T101
1
Ground
Reverse
6V
AWNIA1722ZZ
A
B
Continuity
Connector
Terminal
Connector
Terminal
T101
1
M155
70
Yes
A
—
Continuity
Connector
Terminal
T101
1
Ground
No
AWNIA1969ZZ
AV-394
< DTC/CIRCUIT DIAGNOSIS >
[COLOR DISPLAY - W/ BOSE]
POWER SUPPLY AND GROUND CIRCUIT
2. Turn ignition switch ON.
3. Shift transmission into reverse.
4. Check voltage between AV control unit harness connector M156 terminal 105 and ground.
Is voltage reading approximately 12 volts?
YES
>> Replace AV control unit. Refer to
AV-481, "Removal and Installation"
.
NO
>> Check harness for open or short between AV control unit and back-up lamp relay.
4.
CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect rear view camera harness connector.
3. Check continuity between rear view camera harness connector
T101 terminal 2 and ground.
Does continuity exist?
YES
>> Inspection End.
NO
>> Repair harness or connector.
BLUETOOTH® CONTROL UNIT
BLUETOOTH® CONTROL UNIT : Diagnosis Procedure
INFOID:0000000009471348
Regarding Wiring Diagram information, refer to
AV-449, "Wiring Diagram - With BOSE Audio system Without
1.
CHECK FUSE
Check that the following fuses of the Bluetooth
®
control unit are not blown.
Is inspection result OK?
YES
>> GO TO 2.
NO
>> Be sure to eliminate cause of malfunction before installing new fuse.
2.
CHECK POWER SUPPLY CIRCUIT
Check voltage between Bluetooth
®
control unit harness connector
B131 and ground.
Is battery voltage present as specified?
(+)
(-)
Transmission
position
Value (Approx.)
Connector
Terminal
M156
105
Ground
Reverse
12V
Connector
Terminal
—
Continuity
T101
2
Ground
Yes
AWNIA1725ZZ
Power source
Fuse No.
Battery
24
Ignition switch ACC or ON
17
Ignition switch ON or START
3
(+)
(-)
Ignition switch
position
Value (Approx.)
Connector
Terminal
B131
1
Ground
OFF
Battery voltage
2
ACC
3
ON
ALNIA0323GB
AV
POWER SUPPLY AND GROUND CIRCUIT
AV-395
< DTC/CIRCUIT DIAGNOSIS >
[COLOR DISPLAY - W/ BOSE]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
YES
>> GO TO 3.
NO
>> Check harness between Bluetooth
®
control unit and fuse.
3.
CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect Bluetooth
®
control unit connector.
3. Check continuity between Bluetooth
®
control unit harness con-
nector B131 and ground.
Are continuity results as specified?
YES
>> Inspection End.
NO
>> Repair harness or connector.
MICROPHONE
MICROPHONE : Diagnosis Procedure
INFOID:0000000009471349
Regarding Wiring Diagram information, refer to
AV-449, "Wiring Diagram - With BOSE Audio system Without
1.
CHECK POWER SUPPLY CIRCUIT (MICROPHONE SIDE)
1. Turn ignition switch ON.
2. Check voltage between microphone harness connector R7 ter-
minal 4 and ground.
Is approximately 5V present?
YES
>> GO TO 4.
NO
>> GO TO 2.
2.
CHECK POWER SUPPLY CIRCUIT (CONTINUITY)
1. Turn ignition switch OFF.
2. Disconnect microphone and Bluetooth
®
control unit harness
connectors.
3. Check continuity between microphone harness connector R7
(A) terminal 4 and Bluetooth
®
control unit harness connector
B131 (B) terminal 29.
4. Check continuity between microphone harness connector R7 (A) terminal 4 and ground.
Are the continuity test results as specified?
YES
>> GO TO 3.
Connector.
Terminal
—
Continuity
B131
4
Ground
Yes
AWNIA1726ZZ
(+)
(-)
Value (Approx.)
Connector
Terminal
R7
4
Ground
5V
WKIA5796E
A
B
Continuity
Connector
Terminal
Connector
Terminal
R7
4
B131
29
Yes
A
—
Continuity
Connector
Terminal
R7
4
Ground
No
ALNIA0320GB
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