Nissan Pathfinder (2010 year). Manual — part 26
AV
FRONT DOOR SPEAKER
AV-15
< COMPONENT DIAGNOSIS >
[BASE AUDIO]
C
D
E
F
G
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B
A
O
P
FRONT DOOR SPEAKER
Description
INFOID:0000000005259251
The audio unit sends audio signals to the front door speakers using the front door speaker circuits.
Diagnosis Procedure
INFOID:0000000005259252
Regarding Wiring Diagram information, refer to
1.
HARNESS CHECK
1. Disconnect audio unit connector M38 (A) and suspect speaker
connector (B).
2. Check continuity between audio unit harness connector M38 (A)
terminal and suspect speaker harness connector (B) terminal.
3. Check continuity between audio unit harness connector M38 (A)
terminal and ground.
Are continuity results as specified?
YES
>> GO TO 2
NO
>> • Check connector housings for disconnected or loose terminals.
• Repair harness or connector.
2.
FRONT SPEAKER SIGNAL CHECK
A B
Continuity
Connector
Terminal
Connector
Terminal
M38
2
D12
1
Yes
3
2
11
D112
1
12
2
A
—
Continuity
Connector
Terminal
M38
2
Ground
No
3
11
12
AWNIA0031ZZ
2010 Pathfinder
2010 Pathfinder
AV-16
< COMPONENT DIAGNOSIS >
[BASE AUDIO]
FRONT DOOR SPEAKER
1. Connect audio unit connector and front speaker connector.
2. Turn ignition switch to ACC.
3. Push “POWER” switch.
4. Check the signal between audio unit harness connector termi-
nals with CONSULT-III or oscilloscope.
Is the audio signal voltage as specified?
YES
>> Replace speaker. Refer to
.
NO
>> Replace audio unit. Refer to
Connector
Terminal
Condition
Reference
signal
(+)
(-)
M38
2
3
Receive audio
signal
11
12
AWNIA0032ZZ
SKIA0177E
2010 Pathfinder
2010 Pathfinder
AV
FRONT TWEETER
AV-17
< COMPONENT DIAGNOSIS >
[BASE AUDIO]
C
D
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F
G
H
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M
B
A
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P
FRONT TWEETER
Description
INFOID:0000000005259253
The audio unit sends audio signals to the front tweeters using the front tweeter circuits.
Diagnosis Procedure
INFOID:0000000005259254
Regarding Wiring Diagram information, refer to
1.
HARNESS CHECK
1. Disconnect audio unit connector M38 (A) and suspect front
tweeter connector (B).
2. Check continuity between audio unit harness connector M38 (A)
and suspect front tweeter harness connector (B).
3. Check continuity between audio unit harness connector M38 (A)
and ground.
Are the continuity results as specified?
YES
>> GO TO 2
NO
>> • Check connector housings for disconnected or loose terminals.
• Repair harness or connector.
2.
TWEETER SIGNAL CHECK
A
B
Continuity
Connector
Terminal
Connector
Terminal
M38
2
M109
1
Yes
3
2
11
M111
1
12
2
A
—
Continuity
Connector
Terminal
M38
2
Ground
No
3
11
12
AWNIA0031ZZ
2010 Pathfinder
2010 Pathfinder
AV-18
< COMPONENT DIAGNOSIS >
[BASE AUDIO]
FRONT TWEETER
1. Connect audio unit connector and front tweeter connector.
2. Turn ignition switch to ACC.
3. Push “POWER” switch.
4. Check the signal between audio unit harness connector termi-
nals with CONSULT-III or oscilloscope.
Is the audio signal voltage as specified?
YES
>> Replace tweeter. Refer to
.
NO
>> Replace audio unit. Refer to
Connector
Terminals
Condition
Reference signal
(+)
(-)
M38
2
3
Receive audio
signal
11
12
AWNIA0032ZZ
SKIA0177E
2010 Pathfinder
2010 Pathfinder
AV
REAR DOOR SPEAKER
AV-19
< COMPONENT DIAGNOSIS >
[BASE AUDIO]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
REAR DOOR SPEAKER
Description
INFOID:0000000005259255
The audio unit sends audio signals to the rear door speakers using the rear door speaker circuits.
Diagnosis Procedure
INFOID:0000000005259256
Regarding Wiring Diagram information, refer to
1.
HARNESS CHECK
1. Disconnect audio unit connector M38 (A) and suspect speaker
connector.
2. Check continuity between audio unit harness connector M38 (A)
and suspect speaker harness connector (B).
3. Check continuity between audio unit harness connector M38 (A)
and ground.
Are the continuity results as specified?
YES
>> GO TO 2
NO
>> • Check connector housings for disconnected or loose terminals.
• Repair harness or connector.
2.
REAR SPEAKER SIGNAL CHECK
A B
Continuity
Connector
Terminal
Connector
Terminal
M38
4
D207
1
Yes
5
2
13
D307
1
14
2
A
—
Continuity
Connector
Terminal
M38
4
Ground
No
5
13
14
AWNIA0033ZZ
2010 Pathfinder
2010 Pathfinder
AV-20
< COMPONENT DIAGNOSIS >
[BASE AUDIO]
REAR DOOR SPEAKER
1. Connect audio unit connector and rear door speaker connector.
2. Turn ignition switch to ACC.
3. Push “POWER” switch.
4. Check the signal between audio unit harness connector termi-
nals with CONSULT-III or oscilloscope.
Is the audio signal voltage as specified?
YES
>> Replace rear speaker. Refer to
NO
>> Replace audio unit. Refer to
Connector
Terminal
Condition
Reference signal
(+)
(-)
M38
4
5
Receive audio
signal
13
14
AWNIA0034ZZ
SKIA0177E
2010 Pathfinder
2010 Pathfinder
AV
AUDIO UNIT
AV-21
< ECU DIAGNOSIS >
[BASE AUDIO]
C
D
E
F
G
H
I
J
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M
B
A
O
P
ECU DIAGNOSIS
AUDIO UNIT
Reference Value
INFOID:0000000005259257
TERMINAL LAYOUT
PHYSICAL VALUES
AWNIA1774ZZ
Terminal
(Wire color)
Item
Signal
input/
output
Condition
Reference value
+
–
2
(BR)
3
(L)
Audio signal front LH
Output
Ignition
switch
ON
Audio output
4
(G)
5
(B)
Audio signal rear LH
Output
Ignition
switch
ON
Audio output
7
(G/B)
Ground ACC signal
Input
Ignition
switch
ON
Ignition switch ACC
or ON
Battery voltage
8
(GR)
—
Illumination control
—
—
—
—
9
(R)
Ground Illumination power
Input
Ignition
switch
ON
Lighting switch ON
Battery voltage
11
(LG)
12
(R)
Audio signal front RH
Output
Ignition
switch
ON
Audio output
SKIA0177E
SKIA0177E
SKIA0177E
2010 Pathfinder
2010 Pathfinder
AV-22
< ECU DIAGNOSIS >
[BASE AUDIO]
AUDIO UNIT
13
(GR)
14
(O)
Audio signal rear RH
Output
Ignition
switch
ON
Audio output
19
(Y)
Ground Battery power
Input
–
–
Battery voltage
Terminal
(Wire color)
Item
Signal
input/
output
Condition
Reference value
+
–
SKIA0177E
2010 Pathfinder
2010 Pathfinder
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