Nissan Pathfinder. Manual — part 126
AV
SUBWOOFER
AV-331
< DTC/CIRCUIT DIAGNOSIS >
[MID AUDIO WITH BOSE]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
Is the inspection result normal?
YES
>> GO TO 8.
NO
>> Repair or replace harness or connectors.
8.
CHECK PRE-AMP SIGNAL
1. Connect AV control unit connector M143 and BOSE speaker amp. connector B130.
2. Turn ignition switch to ACC.
3. Push AV control unit POWER switch.
4. Check signal between the terminals of AV control unit connector M143.
Is the inspection result normal?
YES
>> Replace BOSE speaker amp. Refer to
AV-372, "Removal and Installation"
NO
>> Replace AV control unit. Refer to
AV-365, "Removal and Installation"
.
AV control unit
Ground
Continuity
Connector
Terminal
M143
112
—
No
118
108
114
AV control unit connector M143
Condition
Reference value
(+)
(
−)
Terminal
Terminal
112
118
Audio signal output
108
114
SKIB3609E
AV-332
< DTC/CIRCUIT DIAGNOSIS >
[MID AUDIO WITH BOSE]
FRONT AUXILIARY INPUT JACK AUDIO SIGNAL CIRCUIT
FRONT AUXILIARY INPUT JACK AUDIO SIGNAL CIRCUIT
Diagnosis Procedure
INFOID:0000000009174599
Regarding Wiring Diagram information, refer to
.
1.
CHECK AUX SOUND SIGNAL CIRCUIT CONTINUITY
1. Turn ignition OFF.
2. Disconnect AV control unit connector M42 and front auxiliary input jacks connector.
3. Check continuity between AV control unit connector M42 and front auxiliary input jacks connector.
4. Check continuity between AV control unit connector M42 and ground.
Is inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace harness or connectors.
2.
CHECK AUX SOUND SIGNAL GROUND CIRCUIT CONTINUITY
Check continuity between AV control unit connector M42 and front auxiliary input jacks connector.
Is inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness or connectors.
3.
CHECK AUX SOUND SIGNAL
1. Connect AV control unit connector M42 and front auxiliary input jacks connector.
2. Turn ignition switch to ACC.
3. Select AUX mode.
4. Check signals between AV control unit connector M42 and ground.
AV control unit
Front auxiliary input jacks
Continuity
Connector
Terminal
Connector
Terminal
M42
20
M205
1
Yes
21
3
AV control unit
Ground
Continuity
Connector
Terminal
M42
20
—
No
21
AV control unit
Front auxiliary input jacks
Continuity
Connector
Terminal
Connector
Terminal
M42
22
M205
2
Yes
AV control unit connector M42
Condition
Reference value
(+)
(
−)
Terminal
Terminal
AV
FRONT AUXILIARY INPUT JACK AUDIO SIGNAL CIRCUIT
AV-333
< DTC/CIRCUIT DIAGNOSIS >
[MID AUDIO WITH BOSE]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
Is the inspection result normal?
YES
>> Replace front auxiliary input jacks. Refer to
AV-381, "Removal and Installation"
NO
>> Replace AV control unit. Refer to
AV-365, "Removal and Installation"
.
20
22
AUX mode selected
21
22
SKIB3609E
AV-334
< DTC/CIRCUIT DIAGNOSIS >
[MID AUDIO WITH BOSE]
SATELLITE AUDIO SIGNAL CIRCUIT
SATELLITE AUDIO SIGNAL CIRCUIT
Diagnosis Procedure
INFOID:0000000009174600
Regarding Wiring Diagram information, refer to
.
1.
CHECK SATELLITE SOUND SIGNAL CIRCUIT CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect AV control unit connector M51 and satellite radio tuner connector B2.
3. Check continuity between AV control unit connector M51 and satellite radio tuner connector B2.
4. Check continuity between AV control unit connector M51 and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace harness or connectors.
2.
CHECK SATELLITE SOUND SIGNAL GROUND CIRCUIT CONTINUITY
Check continuity between AV control unit connector M51 and satellite radio tuner connector B2.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness or connectors.
3.
CHECK SATELLITE SOUND SIGNAL
1. Connect AV control unit connector M51 and satellite radio tuner connector B2.
2. Turn ignition switch to ACC.
3. Select satellite radio mode.
4. Check the signal between the terminals of AV control unit connector M51.
AV control unit
Satellite radio tuner
Continuity
Connector
Terminal
Connector
Terminal
M51
94
B2
22
Yes
96
24
AV control unit
Ground
Continuity
Connector
Terminal
M51
94
No
96
AV control unit
Satellite radio tuner
Continuity
Connector
Terminal
Connector
Terminal
M51
93
B2
21
Yes
95
23
AV control unit connector M51
Condition
Reference value
(+)
(
−)
Terminal
Terminal
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