Nissan Murano Z51. Instruction — part 86
AV
COMPOSITE IMAGE SIGNAL CIRCUIT (VIDEO DISTRIBUTOR TO AV CONTROL
UNIT)
AV-123
< DTC/CIRCUIT DIAGNOSIS >
[BOSE AUDIO WITHOUT NAVIGATION]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
COMPOSITE IMAGE SIGNAL CIRCUIT (VIDEO DISTRIBUTOR TO AV
CONTROL UNIT)
Description
INFOID:0000000005528532
Video distributor receives the image signal from the DVD player and auxiliary input jack and then transmits it to
the AV control unit and rear display unit.
Diagnosis Procedure
INFOID:0000000005528533
1.
CHECK CONTINUITY COMPOSITE IMAGE SIGNAL CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect video distributor connector and AV control unit connector.
3.
Check continuity between video distributor harness connector and AV control unit harness connector.
4.
Check continuity between AV control unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair harness or connector.
2.
CHECK COMPOSITE IMAGE SIGNAL
1.
Connect video distributor connector and AV control unit connector.
2.
Turn ignition switch ON.
3.
Check signal between AV control unit harness connector using an oscilloscope.
Is the inspection result normal?
YES
>> Replace AV control unit.
NO
>> Replace video distributor.
Video distributor
AV control unit
Continuity
Connector
Terminals
Connector
Terminals
M258
8
M130
66
Existed
6
74
AV control unit
Ground
Continuity
Connector
Terminal
M130
66
Not existed
(+)
(
−
)
Condition
Signal
AV control unit
AV control unit
Connector
Terminal
Connector
Terminal
M130
66
M130
74
When AUX, DVD or camera image
is displayed on front display.
SKIB2251J
AV-124
< DTC/CIRCUIT DIAGNOSIS >
[BOSE AUDIO WITHOUT NAVIGATION]
COMPOSITE IMAGE SIGNAL CIRCUIT (VIDEO DISTRIBUTOR TO REAR DIS-
PLAY UNIT)
COMPOSITE IMAGE SIGNAL CIRCUIT (VIDEO DISTRIBUTOR TO REAR
DISPLAY UNIT)
Description
INFOID:0000000005528534
Video distributor receives the image signal from the DVD player and auxiliary input jack and then transmits it to
the AV control unit and rear display unit.
Diagnosis Procedure
INFOID:0000000005528535
1.
CHECK CONTINUITY COMPOSITE IMAGE SIGNAL CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect video distributor connector and rear display unit connector.
3.
Check continuity between video distributor harness connector and rear display unit harness connector.
4.
Check continuity between rear display unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair harness or connector.
2.
CHECK COMPOSITE IMAGE SIGNAL
1.
Connect video distributor connector and rear display unit connector.
2.
Turn ignition switch ON.
3.
Check signal between rear display unit harness connector using an oscilloscope.
Is the inspection result normal?
YES
>> Replace rear display unit.
NO
>> Replace video distributor.
Video distributor
Rear display unit
Continuity
Connector
Terminal
Connector
Terminal
M257
34
R152
14
Existed
Rear display unit
Ground
Continuity
Connector
Terminal
R152
14
Not existed
(+)
(
−
)
Condition
Signal
Rear display unit
Connector
Terminal
R152
14
Ground
When AUX, DVD or camera image
is displayed on front display.
SKIB2251J
AV
RGB (R: RED) SIGNAL CIRCUIT (VIDEO DISTRIBUTOR TO REAR DISPLAY
UNIT)
AV-125
< DTC/CIRCUIT DIAGNOSIS >
[BOSE AUDIO WITHOUT NAVIGATION]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
RGB (R: RED) SIGNAL CIRCUIT (VIDEO DISTRIBUTOR TO REAR DIS-
PLAY UNIT)
Description
INFOID:0000000005528536
Transmit the image displayed with video distributor with RGB signal to the rear display unit.
Diagnosis Procedure
INFOID:0000000005528537
1.
CHECK CONTINUITY RGB (R: RED) SIGNAL CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect rear display unit connector and video distributor connector.
3.
Check continuity between rear display unit harness connector and video distributor harness connector.
4.
Check continuity between rear display unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair harness or connector.
2.
CHECK RGB (R: RED) SIGNAL
1.
Connect rear display unit connector and video distributor connector.
2.
Turn ignition switch ON.
3.
Check signal between rear display unit harness connector and ground using an oscilloscope.
Is the inspection result normal?
YES
>> Replace rear display unit.
NO
>> Replace video distributor.
Rear display unit
Video distributor
Continuity
Connector
Terminal
Connector
Terminal
R152
22
M257
25
Existed
Rear display unit
Ground
Continuity
Connector
Terminal
R152
22
Not existed
(+)
(
−
)
Condition
Signal
Rear display unit
Connector
Terminal
R152
22
Ground
Rear seat remote controller opera-
tion when AUX or DVD image is
displayed on rear display unit.
JSNIA0984ZZ
AV-126
< DTC/CIRCUIT DIAGNOSIS >
[BOSE AUDIO WITHOUT NAVIGATION]
RGB (G: GREEN) SIGNAL CIRCUIT (VIDEO DISTRIBUTOR TO REAR DISPLAY
UNIT)
RGB (G: GREEN) SIGNAL CIRCUIT (VIDEO DISTRIBUTOR TO REAR DIS-
PLAY UNIT)
Description
INFOID:0000000005528538
Transmit the image displayed with video distributor with RGB signal to the rear display unit.
Diagnosis Procedure
INFOID:0000000005528539
1.
CHECK CONTINUITY RGB (G: GREEN) SIGNAL CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect rear display unit connector and video distributor connector.
3.
Check continuity between rear display unit harness connector and video distributor harness connector.
4.
Check continuity between rear display unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair harness or connector.
2.
CHECK RGB (G: GREEN) SIGNAL
1.
Connect rear display unit connector and video distributor connector.
2.
Turn ignition switch ON.
3.
Check signal between rear display unit harness connector and ground using an oscilloscope.
Is the inspection result normal?
YES
>> Replace rear display unit.
NO
>> Replace video distributor.
Rear display unit
Video distributor
Continuity
Connector
Terminal
Connector
Terminal
R152
21
M257
26
Existed
Rear display unit
Ground
Continuity
Connector
Terminal
R152
21
Not existed
(+)
(
−
)
Condition
Signal
Rear display unit
Connector
Terminal
R152
21
Ground
Rear seat remote controller opera-
tion when AUX or DVD image is
displayed on rear display unit.
JSNIA0984ZZ
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