Nissan Murano. Instruction — part 120
AV-258
< DTC/CIRCUIT DIAGNOSIS >
[BOSE AUDIO WITHOUT NAVIGATION]
CAMERA IMAGE SIGNAL CIRCUIT
Is inspection result normal?
YES
>> GO TO 4.
NO
>> Repair harness or connector.
4.
CHECK CAMERA IMAGE SIGNAL
1.
Connect AV control unit connector and rear view camera connector.
2.
Turn ignition switch ON.
3.
Shift the selector lever to “R”.
4.
Check signal between AV control unit harness connector and ground.
Is inspection result normal?
YES
>> Replace AV control unit. Refer to
NO
>> Replace rear view camera. Refer to
.
AV control unit
Ground
Continuity
Connector
Terminal
M173
62
Not existed
(+)
(
−
)
Condition
Reference value
AV control unit
Connector
Terminal
M173
62
Ground
At camera image is dis-
played.
SKIB2251J
AV
DISK EJECT SIGNAL CIRCUIT
AV-259
< DTC/CIRCUIT DIAGNOSIS >
[BOSE AUDIO WITHOUT NAVIGATION]
C
D
E
F
G
H
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M
B
A
O
P
DISK EJECT SIGNAL CIRCUIT
Description
INFOID:0000000009721776
The eject signal is output to AV control unit when the eject switch of multifunction switch is pressed.
Diagnosis Procedure
INFOID:0000000009721777
1.
CHECK CONTINUITY DISK EJECT SIGNAL CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect multifunction switch connector and AV control unit connector.
3.
Check continuity between multifunction switch harness connector and AV control unit harness connector.
4.
Check continuity between multifunction switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair harness or connector.
2.
CHECK AV CONTROL UNIT VOLTAGE
1.
Connect multifunction switch connector and AV control unit connector.
2.
Turn ignition switch ON.
3.
Check voltage between AV control unit harness connector and ground.
Is the inspection result normal?
YES
>> Replace preset switch. Refer to
NO
>> Replace AV control unit. Refer to
Multifunction switch
AV control unit
Continuity
Connector
Terminal
Connector
Terminal
M125
14
M174
96
Existed
Multifunction switch
Ground
Continuity
Connector
Terminal
M125
14
Not existed
(+)
(
−
)
Condition
Voltage
(Approx.)
AV control unit
Connector
Terminal
M174
96
Ground
Pressing the eject switch
0 V
Except for above
5.0 V
AV-260
< DTC/CIRCUIT DIAGNOSIS >
[BOSE AUDIO WITHOUT NAVIGATION]
MICROPHONE SIGNAL CIRCUIT
MICROPHONE SIGNAL CIRCUIT
Description
INFOID:0000000009721778
Supply power from TEL adapter unit to microphone. The microphone transmits the sound/voice to the TEL
adapter unit.
Diagnosis Procedure
INFOID:0000000009721779
1.
CHECK CONTINUITY BETWEEN TEL ADAPTER UNIT AND MICROPHONE CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect TEL adapter unit connector and microphone connector.
3.
Check continuity between TEL adapter unit harness connector and microphone harness connector.
4.
Check continuity between TEL adapter unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair harness or connector.
2.
CHECK VOLTAGE MICROPHONE VCC
1.
Connect TEL adapter unit connector.
2.
Turn ignition switch ON.
3.
Check voltage between TEL adapter unit harness connector.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Replace TEL adapter unit. Refer to
AV-293, "Removal and Installation"
.
3.
CHECK MICROPHONE SIGNAL
1.
Connect microphone connector.
2.
Check signal between TEL adapter unit harness connector.
TEL adapter unit
Microphone
Continuity
Connector
Terminals
Connector
Terminals
B39
7
R20
1
Existed
8
2
29
4
TEL adapter unit
Ground
Continuity
Connector
Terminals
B39
7
Not existed
29
(+)
(
−
)
Voltage
(Approx.)
TEL adapter unit
Connector
Terminal
Connector
Terminal
B39
29
B39
8
5.0 V
AV
MICROPHONE SIGNAL CIRCUIT
AV-261
< DTC/CIRCUIT DIAGNOSIS >
[BOSE AUDIO WITHOUT NAVIGATION]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
Is the inspection result normal?
YES
>> Replace TEL adapter unit. Refer to
AV-293, "Removal and Installation"
.
NO
>> Replace microphone. Refer to
(+)
(
−
)
Condition
Reference value
TEL adapter unit
Connector
Terminal
Connector
Terminal
B39
7
B39
8
give a voice.
PKIB5037J
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