Nissan Murano. Instruction — part 160
AV-418
< DTC/CIRCUIT DIAGNOSIS >
[BOSE AUDIO WITH NAVIGATION]
U1310 AV CONTROL UNIT
U1310 AV CONTROL UNIT
DTC Logic
INFOID:0000000009721943
DTC
Display contents of
CONSULT
DTC detection condition
Possible malfunction factor
U1310
CONTROL UNIT (AV)
[U1310]
An initial diagnosis error is detected in AV communication
circuit.
Replace the AV control unit if the mal-
function occurs constantly.
Refer to
AV
POWER SUPPLY AND GROUND CIRCUIT
AV-419
< DTC/CIRCUIT DIAGNOSIS >
[BOSE AUDIO WITH NAVIGATION]
C
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POWER SUPPLY AND GROUND CIRCUIT
AV CONTROL UNIT
AV CONTROL UNIT : Diagnosis Procedure
INFOID:0000000009721944
1.
CHECK FUSE
Check for blown fuses.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Be sure to eliminate cause of malfunction before installing new fuse.
2.
CHECK POWER SUPPLY CIRCUIT
Check voltage between AV control unit harness connectors and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Check harness between AV control unit and fuse.
3.
CHECK GROUND CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect AV control unit connectors.
3.
Check continuity between AV control unit harness connectors and ground.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Repair harness or connector.
DISPLAY UNIT
DISPLAY UNIT : Diagnosis Procedure
INFOID:0000000009721945
1.
CHECK FUSE
Check for blown fuses.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Be sure to eliminate cause of malfunction before installing new fuse.
2.
CHECK POWER SUPPLY CIRCUIT
Check voltage between display unit harness connector and ground.
Power source
Fuse No.
Battery
35
Ignition switch ACC or ON
19
Signal name
Connector No.
Terminal No.
Ignition switch position
Value (Approx.)
Battery power supply
M178
19
OFF
Battery voltage
ACC power supply
7
ACC
Battery voltage
Signal name
Connector No.
Terminal No.
Ignition switch position
Continuity
Ground
M178
20
OFF
Existed
Power source
Fuse No.
Battery
35
Ignition switch ACC or ON
19
AV-420
< DTC/CIRCUIT DIAGNOSIS >
[BOSE AUDIO WITH NAVIGATION]
POWER SUPPLY AND GROUND CIRCUIT
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Check harness between display unit and fuse.
3.
CHECK GROUND CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect display unit connector.
3.
Check continuity between display unit harness connector and ground.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Repair harness or connector.
BOSE AMP.
BOSE AMP. : Diagnosis Procedure
INFOID:0000000009721946
1.
CHECK FUSE
Check for blown fuses.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Be sure to eliminate cause of malfunction before installing new fuse.
2.
CHECK POWER SUPPLY CIRCUIT
Check voltage between BOSE amp. harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Check harness between BOSE amp. and fuse.
3.
CHECK GROUND CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BOSE amp. connector.
3.
Check continuity between BOSE amp. harness connector and ground.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Repair harness or connector.
Signal name
Connector No.
Terminal No.
Ignition switch position
Value (Approx.)
Battery power supply
M195
11
OFF
Battery voltage
ACC power supply
23
ACC
Battery voltage
Signal name
Connector No.
Terminal No.
Ignition switch position
Continuity
Ground
M195
12
OFF
Existed
Power source
Fuse No.
Battery
23
24
Signal name
Connector No.
Terminal No.
Ignition switch position
Value (Approx.)
Battery power supply
B224
10
OFF
Battery voltage
11
Signal name
Connector No.
Terminal No.
Ignition switch position
Continuity
Ground
B224
7
OFF
Existed
12
AV
POWER SUPPLY AND GROUND CIRCUIT
AV-421
< DTC/CIRCUIT DIAGNOSIS >
[BOSE AUDIO WITH NAVIGATION]
C
D
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A
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CAMERA CONTROL UNIT
CAMERA CONTROL UNIT : Diagnosis Procedure
INFOID:0000000009721947
1.
CHECK FUSE
Check for blown fuses.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Be sure to eliminate cause of malfunction before installing new fuse.
2.
CHECK CAMERA CONTROL UNIT POWER SUPPLY CIRCUIT
Check voltage between camera control unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair the camera control unit power supply circuit.
3.
CHECK CAMERA CONTROL UNIT GROUND CIRCUIT
1.
Turn the ignition switch OFF.
2.
Disconnect the camera control unit connector.
3.
Check for continuity between camera control unit harness connector and ground.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Repair the camera control unit ground circuit.
Power source
Fuse No.
Battery power supply
6
Ignition signal
3
Terminal
Condition
Standard
voltage
Reference
voltage
(Approx.)
(+)
(–)
Camera control unit
Ignition
switch
Connector
Terminal
Connector
Terminal
B92
2
B92
1
OFF
9.5 - 16 V
Battery volt-
age
3
OFF
0 - 0.1 V
0 V
ON
9.5 - 16 V
Battery volt-
age
Camera control unit
Ground
Continuity
Connector
Terminal
B92
1
Existed
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