Nissan Frontier. Instruction — part 83
AV-324
< DTC/CIRCUIT DIAGNOSIS >
[NAVIGATION]
REAR VIEW CAMERA IMAGE SIGNAL CIRCUIT
2. Disconnect AV control unit connector M97 and rear view camera connector.
3. Check continuity between AV control unit connector M97 and rear view camera connector C251.
4. Check continuity between AV control unit connector M97 and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace harness or connectors.
5.
CHECK CAMERA GROUND CIRCUIT CONTINUITY
Check continuity between AV control unit connector M97 and rear view camera connector C251.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Repair or replace harness or connectors.
6.
CHECK CAMERA IMAGE SIGNAL
1. Connect AV control unit connector M97 and rear view camera connector.
2. Turn ignition switch ON.
3. Shift the selector lever to R (reverse).
4. Check signal between AV control unit connector M97 and ground.
Is the inspection result normal?
YES
>> Replace AV control unit. Refer to
AV-348, "Removal and Installation"
.
NO
>> Replace rear view camera. Refer to
AV-363, "Removal and Installation"
.
AV control unit
Rear view camera
Continuity
Connector
Terminal
Connector
Terminal
M97
36
C251
3
Yes
AV control unit
Ground
Continuity
Connector
Terminal
M97
36
No
AV control unit
Rear view camera
Continuity
Connector
Terminal
Connector
Terminal
M97
35
C251
6
Yes
AV control unit
Ground
Condition
Reference value
(+)
(
−)
Connector
Terminal
M97
36
—
Camera image dis-
played.
SKIB2251J
AV
STEERING SWITCH
AV-325
< DTC/CIRCUIT DIAGNOSIS >
[NAVIGATION]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
STEERING SWITCH
Diagnosis Procedure
INFOID:0000000009482240
Regarding Wiring Diagram information, refer to
.
1.
CHECK STEERING WHEEL AUDIO CONTROL SWITCH RESISTANCE
1. Disconnect combination switch connector M102.
2. Check resistance between combination switch connector terminals.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Replace steering wheel audio control switches. Refer to
AV-240, "Removal and Installation"
.
2.
CHECK HARNESS BETWEEN AV CONTROL UNIT AND COMBINATION SWITCH
1. Turn ignition switch OFF.
2. Disconnect AV control unit connector M96 and combination switch connector M30.
3. Check continuity between AV control unit connector M96 and combination switch connector M30.
4. Check continuity between AV control unit connector M96 and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness or connectors.
3.
SPIRAL CABLE CHECK
Check continuity between combination switch connectors M30 and M102.
Combination switch connector M102
Condition
Resistance (
Ω)
(Approx.)
Terminal
Terminal
16
18
Depress VOL DOWN switch.
1
Depress VOL UP switch.
121
Depress
switch.
321
15
Depress MODE switch.
1
Depress
switch.
121
Depress
switch.
321
Depress
switch.
723
AV control unit
Combination switch
Continuity
Connector
Terminal
Connector
Terminal
M96
6
M30
24
Yes
16
25
15
31
AV control unit
—
Continuity
Connector
Terminal
M96
6
Ground
No
16
15
AV-326
< DTC/CIRCUIT DIAGNOSIS >
[NAVIGATION]
STEERING SWITCH
Is the inspection result normal?
YES
>> Replace AV control unit. Refer to
AV-348, "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-327
< 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:0000000009482241
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-348, "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
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