Nissan Pathfinder (2012 year). Manual — part 25
AV-18
< DTC/CIRCUIT DIAGNOSIS >
[BASE AUDIO]
REAR DOOR SPEAKER
REAR DOOR SPEAKER
Description
INFOID:0000000007347584
The audio unit sends audio signals to the rear door speakers using the rear door speaker circuits.
Diagnosis Procedure
INFOID:0000000007347585
Regarding Wiring Diagram information, refer to
1.
CONNECTOR CHECK
Check the audio unit and speaker connectors for the following:
• Proper connection
• Damage
• Disconnected or loose terminals
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair the terminal and connector.
2.
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 3
NO
>> Repair harness or connector.
3.
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
August 2012
2012 Pathfinder
AV
REAR DOOR SPEAKER
AV-19
< DTC/CIRCUIT DIAGNOSIS >
[BASE AUDIO]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
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 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
August 2012
2012 Pathfinder
AV-20
< ECU DIAGNOSIS INFORMATION >
[BASE AUDIO]
AUDIO UNIT
ECU DIAGNOSIS INFORMATION
AUDIO UNIT
Reference Value
INFOID:0000000007347586
TERMINAL LAYOUT
PHYSICAL VALUES
AWNIA2498ZZ
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
August 2012
2012 Pathfinder
AV
AUDIO UNIT
AV-21
< ECU DIAGNOSIS INFORMATION >
[BASE AUDIO]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
13
(GR)
14
(O)
Audio signal rear RH
Output
Ignition
switch
ON
Audio output
19
(Y)
Ground Battery power
Input
–
–
Battery voltage
22
—
Antenna main
—
—
—
—
23
—
Antenna power
Output
Ignition
switch
ON
With AM/FM radio se-
lected
Battery voltage
Terminal
(Wire color)
Item
Signal
input/
output
Condition
Reference value
+
–
SKIA0177E
August 2012
2012 Pathfinder
AV-22
< WIRING DIAGRAM >
[BASE AUDIO]
BASE AUDIO SYSTEM
WIRING DIAGRAM
BASE AUDIO SYSTEM
Wiring Diagram
INFOID:0000000007347587
ABNWA1325GB
August 2012
2012 Pathfinder
AV
BASE AUDIO SYSTEM
AV-23
< WIRING DIAGRAM >
[BASE AUDIO]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
ABNIA3308GB
August 2012
2012 Pathfinder
AV-24
< WIRING DIAGRAM >
[BASE AUDIO]
BASE AUDIO SYSTEM
ABNIA3309GB
August 2012
2012 Pathfinder
AV
BASE AUDIO SYSTEM
AV-25
< WIRING DIAGRAM >
[BASE AUDIO]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
ABNIA3310GB
August 2012
2012 Pathfinder
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