Nissan Leaf. Manual — part 116
AV
POWER SUPPLY AND GROUND CIRCUIT
AV-455
< DTC/CIRCUIT DIAGNOSIS >
[NAVIGATION WITH BOSE]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness or connectors.
3.
CHECK GROUND CIRCUIT
1. Turn power switch OFF.
2. Check continuity between around view monitor control unit connector M32 and ground.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Repair or replace harness or connectors.
Around view monitor control unit
Ground
Condition
Voltage
(Approx.)
Connector
Terminal
M32
4
—
Power switch: ON
Battery voltage
2
Power switch: OFF
Around view monitor control unit
Ground
Continuity
Connector
Terminal
M32
1
—
Yes
AV-456
< DTC/CIRCUIT DIAGNOSIS >
[NAVIGATION WITH BOSE]
FRONT DOOR SPEAKER
FRONT DOOR SPEAKER
Diagnosis Procedure
INFOID:0000000010122689
Regarding Wiring Diagram information, refer to
.
1.
CONNECTOR CHECK
Check the AV control unit, BOSE speaker amp. 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 BOSE speaker amp. connector B20 and suspect front door speaker connector.
2. Check continuity between BOSE speaker amp. connector B20 and suspect front door speaker connector.
3. Check continuity between BOSE speaker amp. connector B20 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 BOSE speaker amp. connector B20 and suspect front door speaker connector.
2. Turn power switch to ACC.
3. Push AV control unit POWER switch.
4. Check the signal between the terminals of BOSE speaker amp. connector B20.
BOSE speaker amp.
Front door speaker
Continuity
Connector
Terminal
Connector
Terminal
B20
9
D24 (LH)
1
Yes
17
2
10
D124 (RH)
1
11
2
BOSE speaker amp.
Ground
Continuity
Connector
Terminal
B20
9
—
No
17
10
11
BOSE speaker amp. connector B20
Condition
Reference value
(+)
(
−)
Terminal
Terminal
AV
FRONT DOOR SPEAKER
AV-457
< DTC/CIRCUIT DIAGNOSIS >
[NAVIGATION WITH BOSE]
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-490, "Removal and Installation"
NO
>> GO TO 4.
4.
CHECK PRE-AMP SIGNAL CIRCUIT CONTINUITY
1. Disconnect AV control unit connector M100 and BOSE speaker amp. connector B27.
2. Check continuity between AV control unit connector M100 and BOSE speaker amp. connector B27.
3. Check continuity between AV control unit connector M100 and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace harness or connectors.
5.
CHECK PRE-AMP SIGNAL
1. Connect AV control unit connector M100 and BOSE speaker amp. connector B27.
2. Turn power switch to ACC.
3. Push AV control unit POWER switch.
4. Check signal between the terminals of AV control unit connector M100.
Is the inspection result normal?
YES
>> Replace BOSE speaker amp. Refer to
AV-501, "Removal and Installation"
9
17
Audio signal output
10
11
SKIB3609E
AV control unit
BOSE speaker amp.
Continuity
Connector
Terminal
Connector
Terminal
M100
2
B27
38
Yes
3
30
11
29
12
37
AV control unit
Ground
Continuity
Connector
Terminal
M100
2
—
No
3
11
12
AV control unit connector M100
Condition
Reference value
(+)
(
−)
Terminal
Terminal
2
3
Audio signal output
11
12
SKIB3609E
AV-458
< DTC/CIRCUIT DIAGNOSIS >
[NAVIGATION WITH BOSE]
FRONT DOOR SPEAKER
NO
>> Replace AV control unit. Refer to
AV-488, "Removal and Installation"
.
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