Nissan Xterra. Manual — part 8
AV-24
< WIRING DIAGRAM >
[BASE AUDIO]
BASE AUDIO SYSTEM
ABNIA5730GB
AV
DIAGNOSIS AND REPAIR WORKFLOW
AV-25
< BASIC INSPECTION >
[BASE AUDIO]
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BASIC INSPECTION
DIAGNOSIS AND REPAIR WORKFLOW
Work Flow
INFOID:0000000010247106
OVERALL SEQUENCE
DETAILED FLOW
1.
GET INFORMATION FOR SYMPTOM
Get detailed information from the customer about the symptom (the condition and the environment when the
incident/malfunction occurred).
>> GO TO 2
2.
CONFIRM THE SYMPTOM
Try to confirm the symptom described by the customer. Verify relation between the symptom and the condition
when the symptom is detected.
>> GO TO 3
3.
DETECT MALFUNCTIONING PART BY DIAGNOSTIC PROCEDURE
Inspect according to Diagnostic Procedure of the system.
ALNIA0182GB
AV-26
< BASIC INSPECTION >
[BASE 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-27
< DTC/CIRCUIT DIAGNOSIS >
[BASE AUDIO]
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DTC/CIRCUIT DIAGNOSIS
POWER SUPPLY AND GROUND CIRCUIT
AUDIO UNIT
AUDIO UNIT : Diagnosis Procedure
INFOID:0000000010247111
Regarding Wiring Diagram information, refer to
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
1. Turn ignition switch OFF.
2. Disconnect audio unit connector M43.
3. Check voltage between audio unit connector M43 and ground.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Repair or replace harness or connectors.
3.
CHECK GROUND CIRCUIT
Check continuity between audio unit connectors M43, M52 and ground.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Repair or replace harness or connectors.
BLUETOOTH® CONTROL UNIT
BLUETOOTH® CONTROL UNIT : Diagnosis Procedure
INFOID:0000000010247112
Regarding Wiring Diagram information, refer to
Terminal No.
Signal name
Fuse No.
7
ACC power supply
4 (10A)
19
Battery power supply
29 (20A)
Audio unit
Ground
Condition
Voltage
(Approx.)
Connector
Terminal
M43
7
—
Ignition switch: ON
Battery voltage
19
Ignition switch: OFF
Audio unit
Ground
Continuity
Connector
Terminal
M43
20
—
Yes
M52
25
28
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