Nissan Versa Sedan. Manual — part 51
AV-196
< DTC/CIRCUIT DIAGNOSIS >
[NAVIGATION]
U1310 AV CONTROL UNIT
U1310 AV CONTROL UNIT
DTC Logic
INFOID:0000000009375181
DTC DETECTION LOGIC
CONSULT Display
DTC Detection Condition
Possible Cause
CONTROL UNIT (AV)
[U1310]
Error during CAN controller hardware initializa-
tion (MCAN).
Replace AV control unit if malfunction occurs
constantly.
Refer to
AV
POWER SUPPLY AND GROUND CIRCUIT
AV-197
< DTC/CIRCUIT DIAGNOSIS >
[NAVIGATION]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
POWER SUPPLY AND GROUND CIRCUIT
AV CONTROL UNIT
AV CONTROL UNIT : Diagnosis Procedure
INFOID:0000000009375182
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 AV control unit connectors M70 and M71.
3. Check voltage between AV control unit connectors M70 and M71 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. Check continuity between AV control unit connector M70 and ground.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Repair or replace harness or connectors.
Terminal No.
Signal name
Fuse No.
7
ACC power supply
18 (10A)
19
Battery power supply
29 (20A)
37
Ignition power supply
5 (10A)
AV control unit
Ground
Condition
Voltage
(Approx.)
Connector
Terminal
M70
19
—
Ignition switch: OFF
Battery voltage
7
Ignition switch: ON
M71
37
AV control unit
Ground
Continuity
Connector
Terminal
M70
20
—
Yes
AV-198
< DTC/CIRCUIT DIAGNOSIS >
[NAVIGATION]
FRONT DOOR SPEAKER
FRONT DOOR SPEAKER
Diagnosis Procedure
INFOID:0000000009375183
Regarding Wiring Diagram information, refer to
.
1.
CONNECTOR CHECK
Check the AV control unit and speaker connectors for the following:
• Proper connection
• Damage
• Disconnected or loose terminals
Is the inspection result normal?
YES
>> GO TO 2
NO
>> Repair the terminals or connectors.
2.
CHECK FRONT DOOR SPEAKER SIGNAL CIRCUIT CONTINUITY
1. Disconnect AV control unit connector M70 and suspect front door speaker connector.
2. Check continuity between AV control unit connector M70 and suspect front door speaker connector.
3. Check continuity between AV control unit connector M70 and ground.
Is the inspection result normal?
YES
>> GO TO 3
NO
>> Repair or replace harness or connectors.
3.
CHECK FRONT DOOR SPEAKER SIGNAL
1. Connect AV control unit connector M70 and suspect front door speaker connector.
2. Turn ignition switch to ACC.
3. Push AV control unit POWER switch.
4. Check signal between the terminals of AV control unit connector M70.
AV control unit
Front door speaker
Continuity
Connector
Terminal
Connector
Terminal
M70
2
D12 (LH)
1
Yes
3
2
11
D112 (RH)
1
12
2
AV control unit
Ground
Continuity
Connector
Terminal
M70
2
—
No
3
11
12
AV control unit connector M70
Condition
Reference value
(+)
(
−)
Terminal
Terminal
AV
FRONT DOOR SPEAKER
AV-199
< DTC/CIRCUIT DIAGNOSIS >
[NAVIGATION]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
Is the inspection result normal?
YES
>> Replace front door speaker. Refer to
AV-224, "Removal and Installation"
NO
>> Replace AV control unit. Refer to
AV-222, "Removal and Installation"
.
2
3
Audio signal output
11
12
SKIB3609E
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст