Nissan Note E12. Manual — part 22
AV-80
< DTC/CIRCUIT DIAGNOSIS >
[DISPLAY AUDIO]
BLUETOOTH® CONTROL SIGNAL CIRCUIT
BLUETOOTH® CONTROL SIGNAL CIRCUIT
Diagnosis Procedure
INFOID:0000000009460165
Regarding Wiring Diagram information, refer to
1.
CHECK CONTROL SIGNAL CIRCUIT CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect Bluetooth
®
control unit connector B33.
3. Check continuity between Bluetooth
®
control unit connector B33 and ground.
Is the inspection result normal?
YES
>> Replace Bluetooth
®
control unit. Refer to
AV-98, "Removal and Installation"
.
NO
>> Repair or replace harness or connectors.
Bluetooth
®
control unit
Ground
Continuity
Connector
Terminals
B33
20
—
Yes
22
23
24
27
AV
REAR VIEW CAMERA IMAGE SIGNAL CIRCUIT
AV-81
< DTC/CIRCUIT DIAGNOSIS >
[DISPLAY AUDIO]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
REAR VIEW CAMERA IMAGE SIGNAL CIRCUIT
Diagnosis Procedure
INFOID:0000000009592936
Regarding Wiring Diagram information, refer to
1.
CHECK REVERSE INPUT SIGNAL
1. Turn ignition switch ON.
2. Shift the selector lever to R (reverse).
3. Check voltage between audio unit connector M40 and ground.
Is inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace harness or connectors.
2.
CHECK CAMERA POWER SUPPLY CIRCUIT CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect audio unit connector M40 and rear view camera connector.
3. Check continuity between audio unit connector M40 and rear view camera connector D501.
4. Check continuity between audio unit connector M40 and ground.
Is inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness or connectors.
3.
CHECK CAMERA POWER SUPPLY VOLTAGE
1. Connect audio unit connector M40 and rear view camera connector.
2. Turn ignition switch ON.
3. Shift the selector lever to R (reverse).
4. Check voltage between audio unit connector M40 and ground.
Is inspection result normal?
YES
>> GO TO 4.
NO
>> Replace audio unit. Refer to
AV-93, "Removal and Installation"
.
Audio unit
Ground
Condition
Voltage
(Approx.)
(+)
(
−)
Connector
Terminal
M40
50
—
Selector lever in R (re-
verse)
Battery Voltage
Audio unit
Rear view camera
Continuity
Connector
Terminal
Connector
Terminal
M40
34
D501
2
Yes
Audio unit
Ground
Continuity
Connector
Terminal
M40
34
No
Audio unit
Ground
Condition
Voltage
(Approx.)
(+)
(
−)
Connector
Terminal
M40
34
—
Selector lever is in “R”.
6.0 V
AV-82
< DTC/CIRCUIT DIAGNOSIS >
[DISPLAY AUDIO]
REAR VIEW CAMERA IMAGE SIGNAL CIRCUIT
4.
CHECK CAMERA IMAGE SIGNAL CIRCUIT CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect audio unit connector M40 and rear view camera connector.
3. Check continuity between audio unit connector M40 and rear view camera connector D501.
4. Check continuity between audio unit connector M40 and ground.
Is inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace harness or connectors.
5.
CHECK CAMERA GROUND CIRCUIT CONTINUITY
Check continuity between audio unit connector M40 and rear view camera connector D501.
Is inspection result normal?
YES
>> GO TO 6.
NO
>> Repair or replace harness or connectors.
6.
CHECK CAMERA IMAGE SIGNAL
1. Connect audio unit connector M40 and rear view camera connector.
2. Turn ignition switch ON.
3. Shift the selector lever to R (reverse).
4. Check signal between audio unit connector M40 and ground.
Is inspection result normal?
YES
>> Replace audio unit. Refer to
AV-93, "Removal and Installation"
.
NO
>> Replace rear view camera. Refer to
AV-97, "Removal and Installation"
Audio unit
Rear view camera
Continuity
Connector
Terminal
Connector
Terminal
M40
35
D501
4
Yes
Audio unit
Ground
Continuity
Connector
Terminal
M40
35
No
Audio unit
Rear view camera
Continuity
Connector
Terminal
Connector
Terminal
M40
33
D501
1
Yes
Audio unit
Ground
Condition
Reference value
(+)
(
−)
Connector
Terminal
M40
35
—
Camera image dis-
played.
SKIB2251J
AV
MICROPHONE SIGNAL CIRCUIT
AV-83
< DTC/CIRCUIT DIAGNOSIS >
[DISPLAY AUDIO]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
MICROPHONE SIGNAL CIRCUIT
Diagnosis Procedure
INFOID:0000000009460166
Regarding Wiring Diagram information, refer to
1.
CHECK HARNESS BETWEEN BLUETOOTH
®
CONTROL UNIT AND MICROPHONE
1. Turn ignition switch OFF.
2. Disconnect Bluetooth
®
control unit connector B33 and microphone connector R15.
3. Check continuity between Bluetooth
®
control unit connector B33 and microphone connector R15.
4. Check continuity between Bluetooth
®
control unit connector B33 and ground.
Are continuity results as specified?
YES
>> GO TO 2.
NO
>> Repair harness or connectors.
2.
CHECK MICROPHONE POWER SUPPLY
1. Connect Bluetooth
®
control unit connector B33 and microphone connector R15.
2. Turn ignition switch ON.
3. Check voltage between microphone connector R15 and ground.
Is the voltage reading as specified?
YES
>> GO TO 3.
NO
>> Replace Bluetooth
®
control unit. Refer to
AV-98, "Removal and Installation"
.
3.
CHECK MICROPHONE SIGNAL
Check signal between terminals of Bluetooth
®
control unit connector B33.
Bluetooth
®
control unit
Microphone
Continuity
Connector
Terminal
Connector
Terminal
B33
7
R15
1
Yes
8
2
29
4
Bluetooth
®
control unit
Ground
Continuity
Connector
Terminal
B33
7
—
No
29
Microphone
Ground
Voltage
(Approx.)
(+)
(-)
Connector
Terminal
R15
4
—
5V
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