Nissan Pathfinder (2008 year). Manual — part 47
AV-216
< COMPONENT DIAGNOSIS >
[BOSE AUDIO WITHOUT NAVIGATION]
SOUND SIGNAL CIRCUIT
SOUND SIGNAL CIRCUIT
SATELLITE RADIO TUNER
SATELLITE RADIO TUNER : Description
INFOID:0000000001450748
Left and right channel audio signals are supplied from the satellite radio tuner to the AV control unit through
the sound signal circuits.
SATELLITE RADIO TUNER : Diagnosis Procedure
INFOID:0000000001450749
LEFT CHANNEL
1.
CHECK HARNESS
1.
Turn ignition switch OFF.
2.
Disconnect satellite radio tuner (factory installed) connector M41
and AV control unit connector M43.
3.
Check continuity between satellite radio tuner (factory installed)
connector M41 (A) and AV control unit connector M43 (B).
4.
Check continuity between satellite radio tuner (factory installed) connector M41 (A) and ground.
Are continuity results as specified?
YES
>> GO TO 2
NO
>> Repair harness or connector.
2.
CHECK LEFT CHANNEL AUDIO SIGNAL
1.
Connect satellite radio tuner (factory installed) and AV control unit.
2.
Turn ignition switch ON.
3.
Check signal between satellite radio tuner (factory installed)
connector M41 terminals 21 and 22 with CONSULT-III or oscillo-
scope.
Are voltage readings as specified?
YES
>> Replace AV control unit. Refer to
AV-266, "Removal and Installation"
.
NO
>> Replace satellite radio tuner. Refer to
AV-276, "Removal and Installation"
RIGHT CHANNEL
A
B
Continuity
Connector
Terminal
Connector
Terminal
M41
21
M43
21
Yes
22
22
A
—
Continuity
Connector
Terminal
M41
21
Ground
No
22
ALNIA0337GB
(+)
(-)
Reference signal
Connector
Terminal
M41
22
21
ALNIA0880GB
SKIB3609E
AV
SOUND SIGNAL CIRCUIT
AV-217
< COMPONENT DIAGNOSIS >
[BOSE AUDIO WITHOUT NAVIGATION]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
1.
CHECK HARNESS
1.
Turn ignition switch OFF.
2.
Disconnect satellite radio tuner (factory installed) connector M41
and AV control unit connector M43.
3.
Check continuity between satellite radio tuner (factory installed)
M41 (A) and AV control unit M43 (B).
4.
Check continuity between satellite radio tuner (factory installed) connector M41 (A) and ground.
Are continuity results as specified?
YES
>> GO TO 2
NO
>> Repair harness or connector.
2.
CHECK RIGHT CHANNEL AUDIO SIGNAL
1.
Connect satellite radio tuner (factory installed) and AV control unit.
2.
Turn ignition switch ON.
3.
Check signal between satellite radio tuner (factory installed)
connector M41 terminals 23 and 24 with CONSULT-III or oscillo-
scope.
Are voltage readings as specified?
YES
>> Replace AV control unit. Refer to
AV-266, "Removal and Installation"
.
NO
>> Replace satellite radio tuner. Refer to
AV-276, "Removal and Installation"
A
B
Continuity
Connector
Terminal
Connector
Terminal
M41
23
M43
23
Yes
24
24
A
—
Continuity
Connector
Terminal
M41
23
Ground
No
24
ALNIA0338GB
(+)
(-)
Reference signal
Connector
Terminal
M41
24
23
ALNIA0881GB
SKIB3609E
AV-218
< ECU DIAGNOSIS >
[BOSE AUDIO WITHOUT NAVIGATION]
AV CONTROL UNIT
ECU DIAGNOSIS
AV CONTROL UNIT
Reference Value
INFOID:0000000001468872
VALUES ON THE DIAGNOSIS TOOL
CONSULT-III data monitor item
TERMINAL LAYOUT
PHYSICAL VALUES
Display Item
Dis-
play
Vehicle status
Remarks
VHCL SPD SIG
ON
Vehicle speed >0 km/h (0 MPH)
Changes in indication may be delayed. This is nor-
mal.
OFF
Vehicle speed =0 km/h (0 MPH)
PKB SIG
ON
Parking brake is applied.
Changes in indication may be delayed. This is nor-
mal.
OFF
Parking brake is released.
ILLUM SIG
ON
Block the light beam from the auto
light optical sensor when the light SW
is ON .
—
OFF
Expose the auto light optical sensor
to light when the light SW is OFF or
ON.
IGN SIG
ON
Ignition switch ON
—
OFF
Ignition switch in ACC position
REV SIG
ON
Selector lever in R position
Changes in indication may be delayed. This is nor-
mal.
OFF
Selector lever in any position other
than R
AWNIA0146ZZ
Terminal
(Wire color)
Description
Condition
Reference value
(Approx.)
+
–
Signal name
Input/
Output
6
(Y)
15
Steering switch signal A
Input
Ignition
switch
ON
Press and hold MODE
switch.
0V
Press and hold
switch.
0.75V
Press and hold VOL up
switch
2V
Except for above.
5V
7
(G/Y)
Ground
ACC power supply
Input
Ignition
switch
ACC
—
Battery voltage
AV
AV CONTROL UNIT
AV-219
< ECU DIAGNOSIS >
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B
A
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9
(V)
Ground
Illumination signal
Input
OFF
Lighting switch is OFF.
0V
Lighting switch is ON.
12V
15
Ground
Steering switch signal
ground
—
Ignition
switch
ON
—
0V
16
(BR)
15
Steering switch signal B
Input
Ignition
switch
ON
Press and hold POWER
switch
0V
Press and hold
switch
0.75V
Press and hold VOL down
switch
2V
Except for above
5V
19
(Y)
Ground
Battery power supply
Input
Ignition
switch
OFF
—
Battery voltage
20
(B)
Ground
Ground
—
Ignition
switch
ON
—
0V
22
(R
21
(G)
Satellite radio sound signal
LH
Input
Ignition
switch
ON
When satellite radio mode
is selected
24
(B)
23
(W)
Satellite radio sound signal
RH
Input
Ignition
switch
ON
When satellite radio mode
is selected
25
—
Shield
—
—
—
—
26
Ground
Data ground
—
Ignition
switch
ON
When satellite radio mode
is selected
0V
28
(O)
Ground
Request signal
(SAT
→
CONT)
Input
Ignition
switch
ON
When satellite radio mode
is selected
Terminal
(Wire color)
Description
Condition
Reference value
(Approx.)
+
–
Signal name
Input/
Output
SKIB3609E
SKIB3609E
SKIA9299J
AV-220
< ECU DIAGNOSIS >
[BOSE AUDIO WITHOUT NAVIGATION]
AV CONTROL UNIT
29
(P)
Ground
Communication signal
(SAT
→
CONT)
Input
Ignition
switch
ON
When satellite radio mode
is selected
30
(L)
Ground
Communication signal
(CONT
→
SAT)
Output
Ignition
switch
ON
When satellite radio mode
is selected
34
—
Antenna amp.
—
—
—
—
35
—
Antenna amp.
—
—
—
—
36
(G)
Ground
AUX image signal
Output
Ignition
switch
ON
When AUX mode is select-
ed
37
(R)
Ground
AUX image ground
—
Ignition
switch
ON
—
0V
38
(R)
Ground
RGB signal (B: blue)
Output
Ignition
switch
ON
Start confirmation/adjust-
ment mode, and then dis-
play color bar by selecting
“Color Spectrum Bar” on
DISPLAY DIAGNOSIS
screen.
39
(B)
Ground
RGB signal (G: green)
Output
Ignition
switch
ON
Start confirmation/adjust-
ment mode, and then dis-
play color bar by selecting
“Color Spectrum Bar” on
DISPLAY DIAGNOSIS
screen.
40
(W)
Ground
RGB signal (R: red)
Output
Ignition
switch
ON
Start confirmation/adjust-
ment mode, and then dis-
play color bar by selecting
“Color Spectrum Bar” on
DISPLAY DIAGNOSIS
screen.
Terminal
(Wire color)
Description
Condition
Reference value
(Approx.)
+
–
Signal name
Input/
Output
SKIA9300J
SKIA9301J
SKIB2251J
SKIB2237J
SKIB2236J
SKIB2238J
AV
AV CONTROL UNIT
AV-221
< ECU DIAGNOSIS >
[BOSE AUDIO WITHOUT NAVIGATION]
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B
A
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41
(R)
Ground
RGB synchronizing signal
Output
Ignition
switch
ON
—
42
—
RGB synchronizing ground
—
Ignition
switch
ON
—
0V
43
(G)
Ground
RGB area (YS) signal
Output
Ignition
switch
ON
RGB image
5V
AUX image
44
(LG)
Ground
Communication signal
(DISP
→
CONT)
Input
Ignition
switch
ON
When adjusting display-
brightness
45
(B)
Ground
Horizontal synchronizing
(HP) signal
Input
Ignition
switch
ON
—
46
(BR)
Ground
Signal ground
—
Ignition
switch
—
0V
47
(R)
Ground
Signal VCC
Output
Ignition
switch
ACC
—
9V
49
—
Shield
—
—
—
—
50
Ground
RGB ground
—
Ignition
switch
ON
—
0V
54
(B)
Ground
Ground
—
Ignition
switch
ON
—
0V
55
—
Shield
—
—
—
—
Terminal
(Wire color)
Description
Condition
Reference value
(Approx.)
+
–
Signal name
Input/
Output
SKIB3603E
PKIB4948J
PKIB5039J
SKIB3601E
AV-222
< ECU DIAGNOSIS >
[BOSE AUDIO WITHOUT NAVIGATION]
AV CONTROL UNIT
56
(V)
Ground
Communication signal
(CONT
→
DISP)
Output
Ignition
switch
ON
When adjusting display-
brightness
57
(W)
Ground
Vertical synchronizing (VP)
signal
Input
Ignition
switch
On
—
58
(SB)
Ground
Inverter ground
—
Ignition
switch
ON
—
0V
59
(O)
Ground
Inverter VCC
Output
Ignition
switch
ACC
—
9V
64
Ground
Rear view camera video
signal ground
—
Ignition
switch
ON
—
0V
65
(W)
Ground
Rear view camera video in
(+)
Input
Ignition
switch
ON
With rear view camera ON
66
(G)
Ground
DVD player video signal (+)
Input
Ignition
switch
ON
With DVD player operating
68
—
AV control
Output
—
—
—
73
—
Shield
—
—
—
—
74
(R)
Ground
DVD player video ground
—
Ignition
switch
ON
—
0V
77
(B)
76
(R)
Headphone RH audio sig-
nal
Output
Ignition
switch
ON
With DVD player operating
Terminal
(Wire color)
Description
Condition
Reference value
(Approx.)
+
–
Signal name
Input/
Output
PKIB5039J
SKIB3598E
SKIB2251J
SKIB2251J
SKIA0177E
AV
AV CONTROL UNIT
AV-223
< ECU DIAGNOSIS >
[BOSE AUDIO WITHOUT NAVIGATION]
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B
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83
(R)
82
(G)
DVD player audio signal
RH
Input
Ignition
switch
ON
With DVD player operating
85
(B)
Ground
Ground
—
Ignition
switch
ON
—
0V
86
(L)
—
CAN–H
Input/
Output
—
—
—
87
(P)
—
CAN–L
Input/
Output
—
—
—
88
(L)
—
AV communication signal 1
(H)
Input/
Output
—
—
—
89
(P)
—
AV communication signal 1
(L)
Input/
Output
—
—
—
90
(L)
—
AV communication signal 2
(H)
Input/
Output
—
—
—
91
(P)
—
AV communication signal 2
(L)
Input/
Output
—
—
—
93
(G)
92
(W)
Headphone LH audio sig-
nal
Output
Ignition
switch
ON
With DVD player operating
94
—
Shield
—
—
—
—
95
(G)
97
(Y)
AUX audio signal RH
Input
Ignition
switch
ON
When AUX mode is select-
ed
96
(L)
97
(Y)
AUX audio signal LH
Input
Ignition
switch
ON
When AUX mode is select-
ed
Terminal
(Wire color)
Description
Condition
Reference value
(Approx.)
+
–
Signal name
Input/
Output
SKIB3609E
SKIB3609E
SKIB3609E
SKIB3609E
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