Nissan Juke F15. Manual — part 12
AV-34
< BASIC INSPECTION >
[DISPLAY AUDIO]
DIAGNOSIS AND REPAIR WORKFLOW
Is malfunctioning part detected?
YES
>> GO TO 4.
NO
>> GO TO 2.
4.
REPAIR OR REPLACE THE MALFUNCTIONING PART
1. Repair or replace the malfunctioning part.
2. Reconnect parts or connectors disconnected during Diagnostic Procedure.
>> GO TO 5.
5.
FINAL CHECK
Refer to confirmed symptom in step 2, and make sure that the symptom is not detected.
Has the symptom been repaired?
YES
>> INSPECTION END
NO
>> GO TO 2.
AV
POWER SUPPLY AND GROUND CIRCUIT
AV-35
< DTC/CIRCUIT DIAGNOSIS >
[DISPLAY AUDIO]
C
D
E
F
G
H
I
J
K
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M
B
A
O
P
DTC/CIRCUIT DIAGNOSIS
POWER SUPPLY AND GROUND CIRCUIT
AUDIO UNIT
AUDIO UNIT : Diagnosis Procedure
INFOID:0000000012202461
1.
CHECK FUSE
Check that the following fuses are not blown.
Are the fuses blown?
YES
>> Replace the blown fuse after repairing the affected circuit.
NO
>> GO TO 2.
2.
CHECK POWER SUPPLY CIRCUIT
Check voltage between audio unit connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness or connectors.
3.
CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect audio unit connector .
3. Check continuity between audio unit connectors and ground.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Repair or replace harness or connectors.
Signal name
Fuse No.
Battery power supply
34
ACC power supply
19
Audio unit
Ground
Condition
Voltage
(Approx.)
Connector
Terminal
M129
7
Ignition switch: ON
Battery voltage
19
Ignition switch: OFF
Audio unit
Ground
Continuity
Connector
Terminal
M129
20
Existed
AV-36
< DTC/CIRCUIT DIAGNOSIS >
[DISPLAY AUDIO]
MICROPHONE SIGNAL CIRCUIT
MICROPHONE SIGNAL CIRCUIT
Diagnosis Procedure
INFOID:0000000012202462
1.
CHECK MICROPHONE SIGNAL CIRCUIT CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect audio unit connector and microphone connector .
3. Check continuity between audio unit connector and microphone connector .
4. Check continuity between audio unit connector and ground.
Is inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace harness or connectors.
2.
CHECK MICROPHONE VCC VOLTAGE
1. Connect audio unit connector .
2. Turn ignition switch ON.
3. Check voltage between terminals of audio unit connector .
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Replace audio unit. Refer to
AV-50, "Removal and Installation"
.
3.
CHECK MICROPHONE SIGNAL
1. Connect microphone connector.
2. Check signal between terminals of audio unit connector .
Audio unit
Microphone
Continuity
Connector
Terminal
Connector
Terminal
M130
37
R2
1
Existed
38
4
39
2
Audio unit
Ground
Continuity
Connector
Terminal
M130
37
Not existed
38
(+)
(
−)
Voltage
(Approx.)
Audio unit
Connector
Terminal
M130
38
Ground
5.0 V
AV
MICROPHONE SIGNAL CIRCUIT
AV-37
< DTC/CIRCUIT DIAGNOSIS >
[DISPLAY AUDIO]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
Is the inspection result normal?
YES
>> Replace audio unit. Refer to
AV-50, "Removal and Installation"
.
NO
>> Replace microphone. Refer to
AV-54, "Removal and Installation"
.
(+)
(
−)
Condition
Reference value
Audio unit
Connector
Terminal
M130
37
Ground
While speaking into
microphone.
PKIB5037J
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