Nissan Titan A60. Manual — part 101
AV
POWER SUPPLY AND GROUND CIRCUIT
AV-229
< DTC/CIRCUIT DIAGNOSIS >
[PREMIUM WITH NAVIGATION]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
YES
>> Refer to
AV-227, "DVD PLAYER : Diagnosis Procedure"
NO
>> Repair harness or connector.
3.
CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect video monitor connector.
3. Check continuity between video monitor harness connector
R202 and ground.
Does continuity exist?
YES
>> Inspection End.
NO
>> Repair harness or connector.
AUDIO AMP
AUDIO AMP : Diagnosis Procedure
INFOID:0000000006166583
Regarding Wiring Diagram information, refer to
AV-285, "Wiring Diagram - With Navigation System"
1.
CHECK FUSE
Check that the audio amp. fuses are not blown.
Are the fuses OK?
YES
>> GO TO 2.
NO
>> Be sure to eliminate cause of malfunction before installing new fuse.
2.
CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect audio amp. connector.
3. Check voltage between audio amp. harness connector M112
and ground.
Is battery voltage present?
YES
>> GO TO 3.
NO
>> Check harness between audio amp. and fuse.
3.
CHECK GROUND CIRCUIT
Connector
Terminal
—
Continuity
R202
3
Ground
Yes
ALNIA0701GB
Unit
Terminal
Signal name
Fuse No.
Audio amp.
1
Battery power
31
17
17
(+)
(-)
Voltage (approx.)
Connector
Terminal
M112
1
Ground
Battery voltage
17
ALNIA0754GB
AV-230
< DTC/CIRCUIT DIAGNOSIS >
[PREMIUM WITH NAVIGATION]
POWER SUPPLY AND GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect audio amp. connector.
3. Check continuity between audio amp. harness connector M112
and ground.
Does continuity exist?
YES
>> Inspection End.
NO
>> Repair harness or connector.
BLUETOOTH CONTROL UNIT
BLUETOOTH CONTROL UNIT : Diagnosis Procedure
INFOID:0000000006166584
Regarding Wiring Diagram information, refer to
AV-285, "Wiring Diagram - With Navigation System"
.
1.
CHECK FUSE
Check that the following fuses for the Bluetooth control unit are not blown.
Is inspection result OK?
YES
>> GO TO 2.
NO
>> Be sure to eliminate cause of malfunction before installing new fuse.
2.
CHECK POWER SUPPLY CIRCUIT
Check voltage between Bluetooth control unit harness connector
B142 and ground.
Is battery voltage present as specified?
YES
>> GO TO 3.
NO
>> Check harness between Bluetooth control unit and fuse.
3.
CHECK GROUND CIRCUIT
(+)
(-)
Continuity
Connector
Terminal
M112
4
Ground
Yes
20
ALNIA0755GB
Unit
Terminal
Signal name
Fuse No.
Bluetooth control unit
1
Battery power
31
2
Ignition switch ACC or ON
4
3
Ignition switch ON or START
12
Connector
Terminal
Ignition switch position
Value (Approx.)
B142
1
OFF
Battery voltage
2
ACC
3
ON
ALNIA0323GB
AV
POWER SUPPLY AND GROUND CIRCUIT
AV-231
< DTC/CIRCUIT DIAGNOSIS >
[PREMIUM WITH NAVIGATION]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
1. Turn ignition switch OFF.
2. Disconnect Bluetooth control unit connector.
3. Check continuity between Bluetooth control unit harness con-
nector B142 and ground.
Are continuity results as specified?
YES
>> Inspection End.
NO
>> Repair harness or connector.
MICROPHONE
MICROPHONE : Diagnosis Procedure
INFOID:0000000006166585
Regarding Wiring Diagram information, refer to
AV-285, "Wiring Diagram - With Navigation System"
1.
CHECK POWER SUPPLY CIRCUIT (MICROPHONE SIDE)
1. Turn ignition switch ON.
2. Check voltage between microphone harness connector R109
terminal 4 and ground.
Is approximately 5V present?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK POWER SUPPLY CIRCUIT (CONTINUITY)
1. Turn ignition switch OFF.
2. Disconnect microphone and Bluetooth control unit harness con-
nectors.
3. Check continuity between microphone harness connector R109
(A) terminal 4 and Bluetooth control unit harness connector
B142 (B) terminal 29.
4. Check continuity between microphone harness connector R109
(A) terminal 4 and ground.
Are the continuity test results as specified?
YES
>> Replace the Bluetooth control unit. Refer to
AV-343, "Removal and Installation"
NO
>> Repair harness or connector.
Connector
Terminal
—
Continuity
B142
4
Ground
Yes
20
23
ALNIA0756GB
(+)
(-)
Value (Approx.)
Connector
Terminal
R109
4
Ground
5V
WKIA5796E
A
B
Continuity
Connector
Terminal
Connector
Terminal
R109
4
B142
29
Yes
A
—
Continuity
Connector
Terminal
R109
4
Ground
No
ALNIA0320GB
AV-232
< DTC/CIRCUIT DIAGNOSIS >
[PREMIUM WITH NAVIGATION]
POWER SUPPLY AND GROUND CIRCUIT
3.
CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect microphone harness connector R109 and Bluetooth
control unit harness connector B142.
3. Check continuity between microphone harness connector R109
(A) terminal 2 and Bluetooth control unit harness connector
B142 (B) terminal 8.
Does continuity exist?
YES
>> Inspection End.
NO
>> Repair harness or connector.
A
B
Continuity
Connector
Terminal
Connector
Terminal
R109
2
B142
8
Yes
ALNIA0322GB
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