Nissan Pathfinder. Manual — part 128
A V
RGB (G: GREEN) SIGNAL CIRCUIT
AV-339
< DTC/CIRCUIT DIAGNOSIS >
[MID AUDIO WITH BOSE]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
RGB (G: GREEN) SIGNAL CIRCUIT
Diagnosis Procedure
INFOID:0000000009174603
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 M45 and display unit connector.
3. Check continuity between AV control unit connector M45 terminal 56 and display unit connector M93 ter-
minal 6.
4. Check continuity between AV control unit connector M45 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 M45 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-369, "Removal and Installation"
NO
>> Replace AV control unit. Refer to
AV-365, "Removal and Installation"
.
AV control unit
Display unit
Continuity
Connector
Terminal
Connector
Terminal
M45
56
M93
6
Yes
AV control unit
Ground
Continuity
Connector
Terminal
M45
56
No
Display unit
Ground
Condition
Reference value
(+)
(
−)
Connector
Terminal
M93
6
—
“Color Spectrum Bar”
on DISPLAY DIAG-
NOSIS screen.
SKIB2236J
AV-340
< DTC/CIRCUIT DIAGNOSIS >
[MID AUDIO WITH BOSE]
RGB (B: BLUE) SIGNAL CIRCUIT
RGB (B: BLUE) SIGNAL CIRCUIT
Diagnosis Procedure
INFOID:0000000009174604
Regarding Wiring Diagram information, refer to
.
1.
CHECK RGB (B: BLUE) SIGNAL CIRCUIT CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect AV control unit connector M45 and display unit connector.
3. Check continuity between AV control unit connector M45 terminal 55 and display unit connector M93 ter-
minal 18.
4. Check continuity between AV control unit connector M45 terminal 55 and ground.
Is inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace harness or connectors.
2.
CHECK RGB (B: BLUE) SIGNAL
1. Connect AV control unit connector M45 and display unit connector.
2. Turn ignition switch ON.
3. Check signal between display unit connector M93 terminal 18 and ground.
Is inspection result normal?
YES
>> Replace display unit. Refer to
AV-369, "Removal and Installation"
NO
>> Replace AV control unit. Refer to
AV-365, "Removal and Installation"
.
AV control unit
Display unit
Continuity
Connector
Terminal
Connector
Terminal
M45
55
M93
18
Yes
AV control unit
Ground
Continuity
Connector
Terminal
M45
55
No
Display unit
Ground
Condition
Reference value
(+)
(
−)
Connector
Terminal
M93
18
—
“Color Spectrum Bar”
on DISPLAY DIAG-
NOSIS screen.
SKIB2237J
AV
RGB SYNCHRONIZING SIGNAL CIRCUIT
AV-341
< DTC/CIRCUIT DIAGNOSIS >
[MID AUDIO WITH BOSE]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
RGB SYNCHRONIZING SIGNAL CIRCUIT
Diagnosis Procedure
INFOID:0000000009174605
Regarding Wiring Diagram information, refer to
.
1.
CHECK RGB SYNCHRONIZING SIGNAL CIRCUIT CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect AV control unit connector M45 and display unit connector.
3. Check continuity between AV control unit connector M45 terminal 58 and display unit connector M93 ter-
minal 19.
4. Check continuity between AV control unit connector M45 terminal 58 and ground.
Is inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace harness or connectors.
2.
CHECK RGB SYNCHRONIZING SIGNAL
1. Connect AV control unit connector M45 and display unit connector.
2. Turn ignition switch ON.
3. Check signal between display unit connector M93 terminal 19 and ground.
Is inspection result normal?
YES
>> Replace display unit. Refer to
AV-369, "Removal and Installation"
NO
>> Replace AV control unit. Refer to
AV-365, "Removal and Installation"
.
AV control unit
Display unit
Continuity
Connector
Terminal
Connector
Terminal
M45
58
M93
19
Yes
AV control unit
Ground
Continuity
Connector
Terminal
M45
58
No
Display unit
Ground
Reference value
(+)
(
−)
Connector
Terminal
M93
19
—
SKIB3603E
AV-342
< DTC/CIRCUIT DIAGNOSIS >
[MID AUDIO WITH BOSE]
RGB AREA (YS) SIGNAL CIRCUIT
RGB AREA (YS) SIGNAL CIRCUIT
Diagnosis Procedure
INFOID:0000000009174606
Regarding Wiring Diagram information, refer to
.
1.
CHECK RGB AREA (YS) SIGNAL CIRCUIT CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect AV control unit connector M45 and display unit connector.
3. Check continuity between AV control unit connector M45 terminal 60 and display unit connector M93 ter-
minal 9.
4. Check continuity between AV control unit connector M45 terminal 60 and ground.
Is inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace harness or connectors.
2.
CHECK RGB AREA (YS) SIGNAL
1. Connect AV control unit connector M45 and display unit connector.
2. Turn ignition switch ON.
3. Check voltage and signal between display unit connector M93 terminal 9 and ground.
Is inspection result normal?
YES
>> Replace display unit. Refer to
AV-369, "Removal and Installation"
NO
>> Replace AV control unit. Refer to
AV-365, "Removal and Installation"
.
AV control unit
Display unit
Continuity
Connector
Terminal
Connector
Terminal
M45
60
M93
9
Yes
AV control unit
Ground
Continuity
Connector
Terminal
M45
60
No
Display unit
Ground
Condition
Reference value
(+)
(
−)
Connector
Terminal
M93
9
—
RGB image displayed.
5.0 V
AUX image displayed.
PKIB4948J
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