Nissan Pathfinder (2010 year). Manual — part 71
AV
POWER SUPPLY AND GROUND CIRCUIT
AV-375
< COMPONENT DIAGNOSIS >
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SUBWOOFER : Diagnosis Procedure
INFOID:0000000005259579
Regarding Wiring Diagram information, refer to
.
1.
CHECK FUSE
Check that the subwoofer fuse is not blown.
Is the fuse OK?
YES
>> GO TO 2
NO
>> Be sure to eliminate cause of malfunction before installing new fuse.
2.
CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect subwoofer connector.
3. Check voltage between subwoofer harness connector B72 ter-
minal 6 and ground.
Is battery voltage present?
YES
>> GO TO 3
NO
>> Check harness between subwoofer and fuse.
3.
CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between subwoofer harness connector B72
terminal 5 and ground.
Does continuity exist?
YES
>> Inspection End.
NO
>> Repair harness or connector.
REAR VIEW CAMERA CONTROL UNIT
REAR VIEW CAMERA CONTROL UNIT : Diagnosis Procedure
INFOID:0000000005259580
Regarding Wiring Diagram information, refer to
.
1.
CHECK FUSE
Check that the following fuses of the rear view camera control unit are not blown.
Unit
Terminal
Signal name
Fuse No.
Subwoofer
6
Battery power
17
(+)
(-)
Voltage (approx.)
Connector
Terminal
B72
6
Ground
Battery voltage
ALNIA0528GB
(+)
(-)
Continuity
Connector
Terminal
B72
5
Ground
Yes
ALNIA0529GB
Unit
Terminals
Signal name
Fuse No.
Rear view camera control unit
1
Battery power
29
2
Ignition switch ACC or ON
4
2010 Pathfinder
2010 Pathfinder
AV-376
< COMPONENT DIAGNOSIS >
[BOSE AUDIO WITH NAVIGATION]
POWER SUPPLY AND GROUND CIRCUIT
Are the fuses 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 rear view camera control unit harness con-
nector B176 and ground.
Are the voltage readings as specified?
YES
>> GO TO 3
NO
>> Repair harness or connector.
3.
CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect rear view camera control unit connector.
3. Check continuity between rear view camera control unit harness
connector B176 terminal 3 and ground.
Does continuity exist?
YES
>> Inspection End.
NO
>> Repair harness or connector.
REAR VIEW CAMERA
REAR VIEW CAMERA : Diagnosis Procedure
INFOID:0000000005259581
Regarding Wiring Diagram information, refer to
.
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
D551 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 rear view camera control unit connectors.
(+)
(-)
Ignition switch position
Value (Approx.)
Connector
Terminal
B176
1
Ground
OFF
Battery voltage
2
ACC
ALLIA0244ZZ
Connector Terminal
—
Continuity
B176
3 Ground Yes
ALLIA0245ZZ
(+)
(-)
Transmission
position
Value (Approx.)
Connector
Terminal
D551
1
Ground
Reverse
6V
ALLIA0243ZZ
2010 Pathfinder
2010 Pathfinder
AV
POWER SUPPLY AND GROUND CIRCUIT
AV-377
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3. Check continuity between rear view camera harness connector
D551 (A) terminal 1 and rear view camera control unit harness
connector B176 (B) terminal 8.
4. Check continuity between rear view camera harness connector
D551 (A) terminal 1 and ground.
Are continuity results as specified?
YES
>> GO TO 3
NO
>> Repair harness or connector.
3.
CHECK POWER SUPPLY CIRCUIT (REAR VIEW CAMERA CONTROL UNIT SIDE)
1. Connect rear view camera control unit harness connector.
2. Turn ignition switch ON.
3. Check voltage between rear view camera control unit harness
connector B176 and ground.
Is voltage reading approximately 6 volts?
YES
>> GO TO 4.
NO
>> Replace rear view camera control unit. Refer to
.
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
D551 terminal 2 and ground.
Does continuity exist?
YES
>> Inspection End.
NO
>> Repair harness or connector.
DVD PLAYER
DVD PLAYER : Diagnosis Procedure
INFOID:0000000005259582
Regarding Wiring Diagram information, refer to
.
1.
CHECK FUSE
Check that the following fuses of the DVD player are not blown.
A
B
Continuity
Connector
Terminal
Connector
Terminal
D551
1
B176
8
Yes
A
—
Continuity
Connector
Terminal
D551
1
Ground
No
ALLIA0246ZZ
(+)
(-)
Transmission po-
sition
Value (Approx.)
Connector
Terminal
B176
8
Ground
Reverse
6V
ALLIA0247ZZ
Connector
Terminal
—
Continuity
D551
2
Ground
Yes
ALLIA0248ZZ
2010 Pathfinder
2010 Pathfinder
AV-378
< COMPONENT DIAGNOSIS >
[BOSE AUDIO WITH NAVIGATION]
POWER SUPPLY AND GROUND CIRCUIT
Is the fuse 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. Disconnect DVD player connector M205.
2. Check voltage between the DVD player connector M205 and
ground.
Are the voltage results as specified?
YES
>> GO TO 3
NO
>> • Check connector housings for disconnected or loose terminals.
• Repair harness or connector.
3.
GROUND CIRCUIT CHECK
1. Turn ignition switch OFF.
2. Check continuity between DVD player harness connector M205
terminal 5 and ground.
Does continuity exist?
YES
>> Inspection End.
NO
>> Repair DVD player ground.
VIDEO MONITOR
VIDEO MONITOR : Diagnosis Procedure
INFOID:0000000005259583
Regarding Wiring Diagram information, refer to
.
1.
CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch to ACC.
Unit
Terminal
Signal name
Fuse No.
DVD player
21
Battery power
29
24
Ignition switch ACC or ON
4
(+)
(-)
OFF
ACC
ON
Connector
Terminal
M205
21
Ground
Battery voltage Battery voltage
Battery volt-
age
24
0V
Battery voltage
Battery volt-
age
ALNIA0325GB
Connector
Terminal
—
Continuity
M205
5
Ground
Yes
ALNIA0326GB
2010 Pathfinder
2010 Pathfinder
AV
POWER SUPPLY AND GROUND CIRCUIT
AV-379
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2. Check voltage between video monitor harness connector B76
and ground.
Does battery voltage exist?
YES
>> GO TO 3
NO
>> GO TO 2
2.
CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect the video monitor connector B76 and the DVD
player connector M205.
3. Check continuity between the video monitor harness connector
B76 (A) and the DVD player connector M205 (B).
4. Check continuity between video monitor harness connector B76
(A) and ground.
Are continuity results as specified?
YES
>> Check DVD player power and ground supply. Refer to
AV-193, "AV CONTROL UNIT : Diagnosis
.
NO
>> Repair harness or connector.
3.
CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect video monitor connector.
3. Check continuity between video monitor harness connector B76
and ground.
Does continuity exist?
YES
>> Inspection End.
NO
>> Repair harness or connector.
MICROPHONE
MICROPHONE : Diagnosis Procedure
INFOID:0000000005259584
Regarding Wiring Diagram information, refer to
.
1.
CHECK POWER SUPPLY CIRCUIT
(+)
(-)
Ignition switch
position
Value (Approx.)
Connector
Terminal
B76
16
Ground
ACC
Battery voltage
ALNIA0516GB
A
B
Continuity
Connector
Terminal
Connector
Terminal
B76
16
M205
9
Yes
A
—
Continuity
Connector
Terminal
B76
16
Ground
No
ALNIA0517GB
Connector
Terminal
—
Continuity
B76
12
Ground
Yes
15
ALNIA0518GB
2010 Pathfinder
2010 Pathfinder
AV-380
< COMPONENT DIAGNOSIS >
[BOSE AUDIO WITH NAVIGATION]
POWER SUPPLY AND GROUND CIRCUIT
Check voltage between microphone harness connector R8 terminal
4 and ground.
Is approximately 5V present?
YES
>> GO TO 3
NO
>> GO TO 2
2.
CHECK POWER SUPPLY CIRCUIT (CONTINUITY)
1. Turn ignition switch OFF.
2. Disconnect microphone and AV control unit harness connectors.
3. Check continuity between microphone harness connector R8
(A) terminal 4 and AV control unit harness connector M48 (B)
terminal 73.
4. Check continuity between microphone harness connector R8
(A) terminal 4 and ground.
Are the continuity test results as specified?
YES
>> Replace the AV control unit. Refer to
AV-460, "Removal and Installation"
.
NO
>> Repair harness or connector.
3.
CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect microphone harness connector R8 and AV control
unit harness connector M48.
3. Check continuity between microphone harness connector R8
(A) terminal 2 and AV control unit harness connector M48 (B)
terminal 74.
Does continuity exist?
YES
>> Inspection End.
NO
>> Repair harness or connector.
(+)
(-)
Ignition switch position
Value (Approx.)
Connector
Terminal
R8
4
Ground
ON
5V
WKIA5796E
A
B
Continuity
Connector
Terminal
Connector
Terminal
R8
4
M48
73
Yes
A
—
Continuity
Connector
Terminal
R8
4
Ground
No
ALNIA0548GB
A
B
Continuity
Connector
Terminal
Connector
Terminal
R8
2
M48
74
Yes
ALNIA0549GB
2010 Pathfinder
2010 Pathfinder
AV
RGB (R: RED) SIGNAL CIRCUIT
AV-381
< COMPONENT DIAGNOSIS >
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RGB (R: RED) SIGNAL CIRCUIT
Description
INFOID:0000000005259585
Transmit the image displayed with audio control unit with RGB signal to the display unit.
Diagnosis Procedure
INFOID:0000000005259586
Regarding Wiring Diagram information, refer to
.
1.
CHECK CONTINUITY RGB (R: RED) SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect display unit connector M92 and AV control unit con-
nector M37.
3. Check continuity between display unit harness connector M92
(A) terminal 17 and AV control unit harness connector M37 (B)
terminal 21.
4. Check continuity between display unit harness connector M92
(A) terminal 17 and ground.
Are the continuity results as specified?
YES
>> GO TO 2
NO
>> Repair harness or connector.
2.
CHECK RGB (R: RED) SIGNAL
1. Connect display unit connector M92 and AV control unit connec-
tor M37.
2. Turn ignition switch ON.
3. Check signal between display unit harness connector M92 ter-
minal 17 and ground.
Are the voltage readings as specified?
YES
>> Replace display unit. Refer to
AV-462, "Removal and Installation"
NO
>> Replace AV control unit. Refer to
AV-460, "Removal and Installation"
.
A
B
Continuity
Connector
Terminal
Connector
Terminal
M92
17
M37
21
Yes
A
—
Continuity
Connector
Terminal
M92
17
Ground
No
AWNIA1789ZZ
(+)
(-)
Condition
Reference signal
Connector
Terminal
M92
17
Ground
Receive
audio sig-
nal
ALNIA0383GB
SKIB2238J
2010 Pathfinder
2010 Pathfinder
AV-382
< COMPONENT DIAGNOSIS >
[BOSE AUDIO WITH NAVIGATION]
RGB (G: GREEN) SIGNAL CIRCUIT
RGB (G: GREEN) SIGNAL CIRCUIT
Description
INFOID:0000000005259587
Transmit the image displayed with AV control unit with RGB signal to the display unit.
Diagnosis Procedure
INFOID:0000000005259588
Regarding Wiring Diagram information, refer to
.
1.
CHECK CONTINUITY RGB (G: GREEN) SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect display unit connector M92 and AV control unit con-
nector M37.
3. Check continuity between display unit harness connector M92
(A) terminal 6 and AV control unit harness connector M37 (B)
terminal 22.
4. Check continuity between display unit harness connector M92
(A) terminal 6 and ground.
Are the continuity results as specified?
YES
>> GO TO 2
NO
>> Repair harness or connector.
2.
CHECK RGB (G: GREEN) SIGNAL
1. Connect display unit connector M92 and AV control unit connec-
tor M37.
2. Turn ignition switch ON.
3. Check signal between display unit harness connector M92 ter-
minal 6 and ground.
Are voltage readings as specified?
YES
>> Replace display unit. Refer to
AV-462, "Removal and Installation"
NO
>> Replace AV control unit. Refer to
AV-460, "Removal and Installation"
.
A
B
Continuity
Connector
Terminal
Connector
Terminal
M92
6
M37
22
Yes
A
—
Continuity
Connector
Terminal
M92
6
Ground
No
AWNIA1790ZZ
(+)
(-)
Condition
Reference signal
Connector
Terminal
M92
6
Ground
Receive
audio sig-
nal
ALNIA0385GB
SKIB2236J
2010 Pathfinder
2010 Pathfinder
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