Nissan Pathfinder (2009 year). Instruction — part 52
AV-228
< COMPONENT DIAGNOSIS >
[BOSE AUDIO WITHOUT NAVIGATION]
STEERING SWITCH
1.
Disconnect spiral cable connector M102.
2.
Check continuity between spiral cable harness connector M30
(A) and M102 (B).
Is continuity present?
YES
>> Inspection End.
NO
>> Replace spiral cable. Refer to
SR-7, "Removal and Installation"
A
B
Continuity
Connector
Terminal
Connector
Terminal
M30
24
M102
20
Yes
31
17
32
16
AWLIA1602ZZ
2009 Pathfinder
AV
COMMUNICATION SIGNAL CIRCUIT
AV-229
< COMPONENT DIAGNOSIS >
[BOSE AUDIO WITHOUT NAVIGATION]
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B
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COMMUNICATION SIGNAL CIRCUIT
SATELLITE RADIO TUNER
SATELLITE RADIO TUNER : Description
INFOID:0000000004429125
Communication signals are exchanged between the AV control unit and satellite radio tuner using the commu-
nication circuits.
SATELLITE RADIO TUNER : Diagnosis Procedure
INFOID:0000000004429126
1.
CHECK HARNESS - 1
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)
harness connector M41 (A) terminal 28 and AV control unit har-
ness connector M43 (B) terminal 28.
4.
Check continuity between satellite radio tuner (factory installed)
harness connector M41 (A) terminal 28 and ground.
Are continuity results as specified?
YES
>> GO TO 2
NO
>> Repair harness or connector.
2.
CHECK HARNESS - 2
1.
Check continuity between satellite radio tuner (factory installed)
harness connector M41 (A) terminal 29 and AV control unit har-
ness connector M43 (B) terminal 29.
2.
Check continuity between satellite radio tuner (factory installed)
harness connector M41 (A) terminal 29 and ground.
Are continuity results as specified?
YES
>> GO TO 3
NO
>> Repair harness or connector.
3.
CHECK HARNESS - 3
A
B
Continuity
Connector
Terminal
Connector
Terminal
M41
28
M43
28
Yes
A
—
Continuity
Connector
Terminal
M41
28
Ground
No
ALNIA0334GB
A
B
Continuity
Connector
Terminal
Connector
Terminal
M41
29
M43
29
Yes
A
—
Continuity
Connector
Terminal
M41
29
Ground
No
ALNIA0867GB
2009 Pathfinder
A
V
- 2
3
0
< COMPONENT DIAGNOSIS >
[BOSE AUDIO WITHOUT NAVIGATION]
COMMUNICATION SIGNAL CIRCUIT
1.
Check continuity between satellite radio tuner (factory installed)
harness connector M41 (A) terminal 30 and AV control unit har-
ness connector M43 (B) terminal 30.
2.
Check continuity between satellite radio tuner (factory installed)
harness connector M41 (A) terminal 30 and ground.
Are continuity results as specified?
YES
>> GO TO 4
NO
>> Repair harness or connector.
4.
CHECK REQ1 SIGNAL
1.
Connect satellite radio tuner (factory installed) connector and AV control unit connector.
2.
Turn ignition switch to ACC
3.
Check signal between satellite radio tuner (factory installed) har-
ness connector M41 terminal 28 and ground with CONSULT-III
or oscilloscope.
Are voltage readings as specified?
YES
>> GO TO 5
NO
>> Replace AV control unit. Refer to
AV-142, "Removal and Installation"
.
5.
CHECK TXD SIGNAL
Check signal between satellite radio tuner (factory installed) harness
connector M41 terminal 29 and ground with CONSULT-III or oscillo-
scope.
Are the voltage readings as specified?
A
B
Continuity
Connector
Terminal
Connector
Terminal
M41
30
M43
30
Yes
A
—
Continuity
Connector
Terminal
M41
30
Ground
No
ALNIA0877GB
(+)
(-)
Reference signal
Connector
Terminal
M41
28
Ground
WKIA4544E
SKIB3825E
(+)
(-)
Reference signal
Connector
Terminal
M41
29
Ground
WKIA4545E
SKIB3824E
2009 Pathfinder
AV
COMMUNICATION SIGNAL CIRCUIT
AV-231
< COMPONENT DIAGNOSIS >
[BOSE AUDIO WITHOUT NAVIGATION]
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B
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YES
>> GO TO 6
NO
>> Replace satellite radio tuner. Refer to
AV-153, "Removal and Installation"
6.
CHECK RXD SIGNAL
Check signal between satellite radio tuner (factory installed) harness
connector M41 terminal 30 and ground with CONSULT-III or oscillo-
scope.
Are the voltage readings as specified?
YES
>> Replace satellite radio tuner. Refer to
AV-153, "Removal and Installation"
NO
>> Replace AV control unit. Refer to
AV-142, "Removal and Installation"
.
(+)
(-)
Reference signal
Connector
Terminal
M41
30
Ground
WKIA4546E
SKIB3826E
2009 Pathfinder
AV-232
< COMPONENT DIAGNOSIS >
[BOSE AUDIO WITHOUT NAVIGATION]
SOUND SIGNAL CIRCUIT
SOUND SIGNAL CIRCUIT
SATELLITE RADIO TUNER
SATELLITE RADIO TUNER : Description
INFOID:0000000004429127
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:0000000004429128
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-142, "Removal and Installation"
.
NO
>> Replace satellite radio tuner. Refer to
AV-153, "Removal and Installation"
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
2009 Pathfinder
AV
SOUND SIGNAL CIRCUIT
AV-233
< COMPONENT DIAGNOSIS >
[BOSE AUDIO WITHOUT NAVIGATION]
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RIGHT 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)
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-142, "Removal and Installation"
.
NO
>> Replace satellite radio tuner. Refer to
AV-153, "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
2009 Pathfinder
AV-234
< COMPONENT DIAGNOSIS >
[BOSE AUDIO WITHOUT NAVIGATION]
MICROPHONE SIGNAL CIRCUIT
MICROPHONE SIGNAL CIRCUIT
Description
INFOID:0000000004429131
Voice signals are transmitted from the microphone to the Bluetooth control unit using the microphone signal
circuits.
Diagnosis Procedure
INFOID:0000000004429132
1.
CHECK HARNESS BETWEEN BLUETOOTH CONTROL UNIT AND MICROPHONE
1.
Turn ignition switch OFF.
2.
Disconnect Bluetooth control unit connector and microphone
connector.
3.
Check continuity between Bluetooth control unit harness con-
nector B124 (A) and microphone harness connector R8 (B).
4.
Check continuity between Bluetooth control unit harness connector B124 (A) and ground.
Are the continuity test results as specified?
YES
>> GO TO 2
NO
>> Repair harness or connector.
2.
CHECK MICROPHONE POWER SUPPLY
1.
Connect Bluetooth control unit connector and microphone con-
nector.
2.
Turn ignition switch ON.
3.
Check voltage between microphone harness connector R8 ter-
minal 4 and ground.
Is voltage reading approx. 5 volts?
YES
>> GO TO 3
NO
>> Replace Bluetooth control unit. Refer to
.
3.
CHECK MICROPHONE SIGNAL
A
B
Continuity
Connector
Terminal
Connector
Terminal
B124
7
R8
1
Yes
8
2
29
4
A
—
Continuity
Connector
Terminal
B124
7
Ground
No
8
29
WKIA5795E
4 - Ground
: Approx. 5V
WKIA5796E
2009 Pathfinder
AV
MICROPHONE SIGNAL CIRCUIT
AV-235
< COMPONENT DIAGNOSIS >
[BOSE AUDIO WITHOUT NAVIGATION]
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Check signal between Bluetooth control unit harness connector
B124 terminals 7 and 8.
Are voltage readings as specified?
YES
>> Replace Bluetooth control unit. Refer to
AV-296, "Removal and Installation"
NO
>> Replace microphone. Refer to
AV-294, "Removal and Installation"
.
7 - 8:
When giving a voice
ALNIA0934GB
PKIB5037J
2009 Pathfinder
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