Nissan Xterra. Instruction — part 51
AV-196
< DTC/CIRCUIT DIAGNOSIS >
[NAVIGATION]
STEERING SWITCH
Is the inspection result normal?
YES
>> Replace AV control unit. Refer to
AV-218, "Removal and Installation"
.
NO
>> Replace spiral cable. Refer to
SR-13, "Removal and Installation"
Combination switch
Continuity
Connector
Terminal
Connector
Terminal
M30
24
M102
15
Yes
25
16
31
18
AV
MICROPHONE SIGNAL CIRCUIT
AV-197
< DTC/CIRCUIT DIAGNOSIS >
[NAVIGATION]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
MICROPHONE SIGNAL CIRCUIT
Diagnosis Procedure
INFOID:0000000009485311
Regarding Wiring Diagram information, refer to
.
1.
CHECK MICROPHONE SIGNAL CIRCUIT CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect AV control unit connector M97 and microphone connector R8.
3. Check continuity between AV control unit connector M97 and microphone connector R8.
4. Check continuity between AV control unit connector M97 and ground.
Is inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace harness or connectors.
2.
CHECK MICROPHONE VCC VOLTAGE
1. Connect AV control unit connector M97.
2. Turn ignition switch ON.
3. Check voltage between terminals of AV control unit connector M97.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Replace AV control unit. Refer to
AV-218, "Removal and Installation"
.
3.
CHECK MICROPHONE SIGNAL
1. Connect microphone connector.
2. Check signal between terminals of AV control unit connector M97.
AV control unit
Microphone
Continuity
Connector
Terminal
Connector
Terminal
M97
41
R8
2
Yes
42
4
43
1
AV control unit
Ground
Continuity
Connector
Terminal
M97
41
—
No
42
43
AV control unit connector M97
Voltage
(Approx.)
(+)
(
−)
Terminal
Terminal
42
41
5.0 V
AV-198
< DTC/CIRCUIT DIAGNOSIS >
[NAVIGATION]
MICROPHONE SIGNAL CIRCUIT
Is the inspection result normal?
YES
>> Replace AV control unit. Refer to
AV-218, "Removal and Installation"
.
NO
>> Replace microphone. Refer to
AV-226, "Removal and Installation"
.
AV control unit connector M97
Condition
Reference value
(+)
(
−)
Terminal
Terminal
43
41
Speak into microphone.
SKIB3609E
AV
USB CONNECTOR
AV-199
< DTC/CIRCUIT DIAGNOSIS >
[NAVIGATION]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
USB CONNECTOR
Diagnosis Procedure
INFOID:0000000009485312
Regarding Wiring Diagram information, refer to
.
1.
CHECK USB INTERFACE HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect AV control unit connector M98 and USB interface connector M214.
3. Check continuity between AV control unit connector M98 and USB interface connector M214.
4. Check continuity between AV control unit connector M98 and ground.
Is the inspection result normal?
YES
>> Replace the USB interface. Refer to
AV-232, "Removal and Installation"
.
NO
>> Repair or replace harness or connectors.
AV control unit
USB interface
Continuity
Connector
Terminal
Connector
Terminal
M98
45
M214
4
Yes
46
1
47
2
48
3
49
5
AV control unit
—
Continuity
Connector
Terminal
M98
45
Ground
No
47
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