Nissan Frontier D40. Manual — part 29
AV-108
< COMPONENT DIAGNOSIS >
[PREMIUM AUDIO (CREW CAB)]
POWER SUPPLY AND GROUND CIRCUIT
COMPONENT DIAGNOSIS
POWER SUPPLY AND GROUND CIRCUIT
AUDIO UNIT
AUDIO UNIT : Diagnosis Procedure
INFOID:0000000005274942
Regarding Wiring Diagram information, refer to
.
1.
CHECK FUSES
Check that the following fuses of the audio unit are not are not blown.
Are the fuses OK?
YES
>> GO TO 2
NO
>> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse.
2.
POWER SUPPLY CIRCUIT CHECK
1.
Disconnect audio unit connector M65.
2.
Check voltage between the audio unit connector M65 and
ground.
Are the voltage results as specified?
YES
>> GO TO 3
NO
>> • Check connector housing for disconnected or loose terminals.
• Repair harness or connector.
3.
GROUND CIRCUIT CHECK
Inspect audio unit case ground.
Does case ground pass inspection?
YES
>> Inspection End.
NO
>> Repair audio unit case ground.
SATELLITE RADIO TUNER
SATELLITE RADIO TUNER : Diagnosis Procedure
INFOID:0000000005274943
Regarding Wiring Diagram information, refer to
.
1.
CHECK FUSES
Check that the following fuses of the satellite radio tuner (factory installed) are not blown.
Unit
Terminals
Signal name
Fuse No.
Audio unit
6
Battery power
29
10
Ignition switch ACC or ON
4
(+)
(-)
OFF
ACC
ON
Connector
Terminal
M65
6
Ground
0V
Battery
voltage
Battery
voltage
10
Ground
Battery
voltage
Battery
voltage
Battery
voltage
ALNIA0695GB
AV
POWER SUPPLY AND GROUND CIRCUIT
AV-109
< COMPONENT DIAGNOSIS >
[PREMIUM AUDIO (CREW CAB)]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
Are the fuses OK?
YES
>> GO TO 2
NO
>> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse.
2.
POWER SUPPLY CIRCUIT CHECK
1.
Turn ignition switch OFF.
2.
Disconnect satellite radio tuner (factory installed) connector M41.
3.
Check voltage between the satellite radio tuner (factory installed) and ground.
Are the voltage readings as specified?
YES
>> GO TO 3
NO
>> • Check connector housings for disconnected or loose
terminals.
• Repair harness or connector.
3.
GROUND CIRCUIT CHECK
Inspect satellite radio tuner (factory installed) case ground.
Does case ground pass inspection?
YES
>> Inspection End.
NO
>> Repair satellite radio tuner (factory installed) case ground.
AUDIO AMP
AUDIO AMP : Diagnosis Procedure
INFOID:0000000005274944
Regarding Wiring Diagram information, refer to
.
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
Unit
Terminals
Signal name
Fuse No.
Satellite radio tuner (factory in-
stalled)
32
Battery power
17
36
Ignition switch ACC or ON
4
(+)
(-)
OFF
ACC
ON
Connector
Terminal
M41
32
Ground
Battery
voltage
Battery
voltage
Battery
voltage
36
0V
Battery
voltage
Battery
voltage
WKIA4539E
Unit
Terminal
Signal name
Fuse No.
Audio amp.
1
Battery power
17
17
AV-110
< COMPONENT DIAGNOSIS >
[PREMIUM AUDIO (CREW CAB)]
POWER SUPPLY AND GROUND CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect audio amp. connector.
3.
Check voltage between audio amp. harness connector B158
and ground.
Is battery voltage present?
YES
>> GO TO 3
NO
>> Check harness between audio amp. and fuse.
3.
CHECK GROUND CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect audio amp. connector.
3.
Check continuity between audio amp. harness connector B158
and ground.
Does continuity exist?
YES
>> Inspection End.
NO
>> Repair harness or connector.
BLUETOOTH CONTROL UNIT
BLUETOOTH CONTROL UNIT : Diagnosis Procedure
INFOID:0000000005274945
Regarding Wiring Diagram information, refer to
.
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
(+)
(-)
Voltage (approx.)
Connector
Terminal
B158
1
Ground
Battery voltage
17
ALNIA0754GB
(+)
(-)
Continuity
Connector
Terminal
B158
4
Ground
Yes
20
ALNIA0755GB
Unit
Terminal
Signal name
Fuse No.
Bluetooth control unit
1
Battery power
29
2
Ignition switch ACC or ON
4
3
Ignition switch ON or START
12
AV
POWER SUPPLY AND GROUND CIRCUIT
AV-111
< COMPONENT DIAGNOSIS >
[PREMIUM AUDIO (CREW CAB)]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
Check voltage between Bluetooth control unit harness connector
B141 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
1.
Turn ignition switch OFF.
2.
Disconnect Bluetooth control unit connector.
3.
Check continuity between Bluetooth control unit harness con-
nector B141 and ground.
Are continuity results as specified?
YES
>> Inspection End.
NO
>> Repair harness or connector.
MICROPHONE
MICROPHONE : Diagnosis Procedure
INFOID:0000000005274946
Regarding Wiring Diagram information, refer to
.
1.
CHECK POWER SUPPLY CIRCUIT (MICROPHONE SIDE)
1.
Turn ignition switch ON.
2.
Check voltage between microphone harness connector R8 ter-
minal 4 and ground.
Is approximately 5V present?
YES
>> GO TO 3
NO
>> GO TO 2
2.
CHECK POWER SUPPLY CIRCUIT (CONTINUITY)
(+)
(-)
OFF
ON
ACC
Connector
Terminal
B141
1
Ground
Battery
voltage
Battery
voltage
Battery
voltage
2
0V
Battery
voltage
Battery
voltage
3
0V
Battery
voltage
0V
ALNIA0323GB
Connector
Terminal
—
Continuity
B141
4
Ground
Yes
20
22
AWNIA0853ZZ
(+)
(-)
Value (Approx.)
Connector
Terminal
R8
4
Ground
5V
WKIA5796E
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