Nissan Pathfinder. Manual — part 83
AV
BLUETOOTH® VOICE SIGNAL CIRCUIT
AV-159
< DTC/CIRCUIT DIAGNOSIS >
[MID AUDIO WITHOUT BOSE]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
BLUETOOTH® VOICE SIGNAL CIRCUIT
Diagnosis Procedure
INFOID:0000000009174479
Regarding Wiring Diagram information, refer to
1.
CHECK BLUETOOTH
®
VOICE SIGNAL CIRCUIT CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect AV control unit connector M124 and Bluetooth
®
control unit connector B3.
3. Check continuity between AV control unit connector M124 terminal 5 and Bluetooth
®
control unit connec-
tor B3 terminal 9.
4. Check continuity between AV control unit connector M124 terminal 5 and ground.
Is inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace harness or connectors.
2.
CHECK BLUETOOTH
®
VOICE SIGNAL GROUND CIRCUIT CONTINUITY
Check continuity between AV control unit connector M124 terminal 4 and Bluetooth
®
control unit connector B3
terminal 10.
Is inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness or connectors.
3.
CHECK BLUETOOTH
®
VOICE SIGNAL
1. Connect AV control unit connector M124 and Bluetooth
®
control unit connector B3.
2. Turn ignition switch to ACC.
3. Press
switch.
4. Check the signal between the terminals of AV control unit connector M124.
AV control unit
Bluetooth
®
control unit
Continuity
Connector
Terminal
Connector
Terminal
M124
5
B3
9
Yes
AV control unit
Ground
Continuity
Connector
Terminal
M124
5
—
No
AV control unit
Bluetooth
®
control unit
Continuity
Connector
Terminal
Connector
Terminal
M124
4
B3
10
Yes
AV-160
< DTC/CIRCUIT DIAGNOSIS >
[MID AUDIO WITHOUT BOSE]
BLUETOOTH® VOICE SIGNAL CIRCUIT
Is the inspection result normal?
YES
>> Replace Bluetooth
®
control unit. Refer to
AV-197, "Removal and Installation"
NO
>> Replace AV control unit. Refer to
AV-187, "Removal and Installation"
.
AV control unit connector M124
Condition
Reference value
(+)
(
−)
Terminal
Terminal
5
4
During voice guide output with
switch pressed.
SKIB3609E
A V
RGB (R: RED) SIGNAL CIRCUIT
AV-161
< DTC/CIRCUIT DIAGNOSIS >
[MID AUDIO WITHOUT BOSE]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
RGB (R: RED) SIGNAL CIRCUIT
Diagnosis Procedure
INFOID:0000000009174480
Regarding Wiring Diagram information, refer to
1.
CHECK RGB (R: RED) SIGNAL CIRCUIT CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect AV control unit connector M136 and display unit connector.
3. Check continuity between AV control unit connector M136 terminal 57 and display unit connector M93 ter-
minal 17.
4. Check continuity between AV control unit connector M136 terminal 57 and ground.
Is inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace harness or connectors.
2.
CHECK RGB (R: RED) SIGNAL
1. Connect AV control unit connector M136 and display unit connector.
2. Turn ignition switch ON.
3. Check signal between display unit connector M93 terminal 17 and ground.
Is inspection result normal?
YES
>> Replace display unit. Refer to
AV-191, "Removal and Installation"
NO
>> Replace AV control unit. Refer to
AV-187, "Removal and Installation"
.
AV control unit
Display unit
Continuity
Connector
Terminal
Connector
Terminal
M136
57
M93
17
Yes
AV control unit
Ground
Continuity
Connector
Terminal
M136
57
No
Display unit
Ground
Condition
Reference value
(+)
(
−)
Connector
Terminal
M93
17
—
“Color Spectrum Bar”
on DISPLAY DIAG-
NOSIS screen.
SKIB2238J
AV-162
< DTC/CIRCUIT DIAGNOSIS >
[MID AUDIO WITHOUT BOSE]
RGB (G: GREEN) SIGNAL CIRCUIT
RGB (G: GREEN) SIGNAL CIRCUIT
Diagnosis Procedure
INFOID:0000000009174481
Regarding Wiring Diagram information, refer to
1.
CHECK RGB (G: GREEN) SIGNAL CIRCUIT CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect AV control unit connector M136 and display unit connector.
3. Check continuity between AV control unit connector M136 terminal 56 and display unit connector M93 ter-
minal 6.
4. Check continuity between AV control unit connector M136 terminal 56 and ground.
Is inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace harness or connectors.
2.
CHECK RGB (G: GREEN) SIGNAL
1. Connect AV control unit connector M136 and display unit connector.
2. Turn ignition switch ON.
3. Check signal between display unit connector M93 terminal 6 and ground.
Is inspection result normal?
YES
>> Replace display unit. Refer to
AV-191, "Removal and Installation"
NO
>> Replace AV control unit. Refer to
AV-187, "Removal and Installation"
.
AV control unit
Display unit
Continuity
Connector
Terminal
Connector
Terminal
M136
56
M93
6
Yes
AV control unit
Ground
Continuity
Connector
Terminal
M136
56
No
Display unit
Ground
Condition
Reference value
(+)
(
−)
Connector
Terminal
M93
6
—
“Color Spectrum Bar”
on DISPLAY DIAG-
NOSIS screen.
SKIB2236J
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