Nissan Pathfinder. Manual — part 187
AV
SUBWOOFER
AV-575
< DTC/CIRCUIT DIAGNOSIS >
[PREMIUM AUDIO WITH NAVIGATION]
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 M161 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 M161.
Is the inspection result normal?
YES
>> Replace BOSE speaker amp. Refer to
AV-618, "Removal and Installation"
NO
>> Replace AV control unit. Refer to
AV-611, "Removal and Installation"
AV control unit
Ground
Continuity
Connector
Terminal
M161
4
—
No
5
13
14
AV control unit connector M161
Condition
Reference value
(+)
(
−)
Terminal
Terminal
4
5
Audio signal output
13
14
SKIB3609E
AV-576
< DTC/CIRCUIT DIAGNOSIS >
[PREMIUM AUDIO WITH NAVIGATION]
FRONT AUXILIARY INPUT JACK AUDIO SIGNAL CIRCUIT
FRONT AUXILIARY INPUT JACK AUDIO SIGNAL CIRCUIT
Diagnosis Procedure
INFOID:0000000009174777
Regarding Wiring Diagram information, refer to
.
1.
CHECK AUX SOUND SIGNAL CIRCUIT CONTINUITY
1. Turn ignition OFF.
2. Disconnect AV control unit connector M162 and front auxiliary input jacks connector.
3. Check continuity between AV control unit connector M162 and front auxiliary input jacks connector.
4. Check continuity between AV control unit connector M162 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 M162 and front auxiliary input jacks connector M205.
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 M162 and front auxiliary input jacks connector.
2. Turn ignition switch to ACC.
3. Select AUX mode.
4. Check the signal between the terminals of AV control unit connector M162.
AV control unit
Front auxiliary input jacks
Continuity
Connector
Terminal
Connector
Terminal
M162
24
M205
3
Yes
38
1
AV control unit
Ground
Continuity
Connector
Terminal
M162
24
—
No
38
AV control unit
Front auxiliary input jacks
Continuity
Connector
Terminal
Connector
Terminal
M162
39
M205
2
Yes
AV control unit connector M162
Condition
Reference value
(+)
(
−)
Terminal
Terminal
AV
FRONT AUXILIARY INPUT JACK AUDIO SIGNAL CIRCUIT
AV-577
< DTC/CIRCUIT DIAGNOSIS >
[PREMIUM AUDIO WITH NAVIGATION]
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-627, "Removal and Installation"
NO
>> Replace AV control unit. Refer to
AV-611, "Removal and Installation"
24
39
AUX mode selected
38
39
SKIB3609E
AV-578
< DTC/CIRCUIT DIAGNOSIS >
[PREMIUM AUDIO WITH NAVIGATION]
COMPOSITE IMAGE SIGNAL CIRCUIT (AV CONTROL UNIT TO FRONT DIS-
PLAY UNIT)
COMPOSITE IMAGE SIGNAL CIRCUIT (AV CONTROL UNIT TO FRONT
DISPLAY UNIT)
Diagnosis Procedure
INFOID:0000000009174778
Regarding Wiring Diagram information, refer to
.
1.
CHECK COMPOSITE IMAGE SIGNAL CIRCUIT CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect AV control unit connector M163 and display unit connector M92.
3. Check continuity between AV control unit connector M163 and display unit connector M92.
4. Check continuity between AV control unit connector M163 and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace harness or connectors.
2.
CHECK COMPOSITE IMAGE SIGNAL
1. Connect AV control unit connector M163 and display unit connector M92.
2. Turn ignition switch ON.
3. Check the signal between the terminals of AV control unit connector M163.
Is the inspection result normal?
YES
>> Replace display unit. Refer to
AV-615, "Removal and Installation"
NO
>> Replace AV control unit. Refer to
AV-611, "Removal and Installation"
AV control unit
Display unit
Continuity
Connector
Terminal
Connector
Terminal
M163
56
M92
18
Yes
55
19
AV control unit
Ground
Continuity
Connector
Terminal
M163
56
—
No
AV control unit connector M163
Condition
Reference value
(+)
(
−)
Terminal
Terminal
56
55
DVD image is displayed.
SKIB2251J
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