Nissan Maxima. Manual — part 106
AV-244
< DTC/CIRCUIT DIAGNOSIS >
[COLOR DISPLAY - W/O BOSE]
HORIZONTAL SYNCHRONIZING (HP) SIGNAL CIRCUIT
HORIZONTAL SYNCHRONIZING (HP) SIGNAL CIRCUIT
Description
INFOID:0000000010064891
In composite image (AUX image, camera image), transmit the vertical synchronizing (VP) signal and horizon-
tal synchronizing (HP) signal from display unit to AV control unit so as to synchronize the RGB images dis-
played with AV control unit such as the image quality adjusting menu, etc.
Diagnosis Procedure
INFOID:0000000010064892
Regarding Wiring Diagram information, refer to
AV-282, "Wiring Diagram - Without BOSE Audio System With-
1.
CHECK CONTINUITY HORIZONTAL SYNCHRONIZING (HP) SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect display unit connector M141 and AV control unit con-
nector M117.
3. Check continuity between display unit harness connector M141
(A) terminal 8 and AV control unit harness connector M117 (B)
terminal 45.
4. Check continuity between display unit harness connector M141
(A) terminal 8 and ground.
Are continuity results as specified?
YES
>> GO TO 2.
NO
>> Repair harness or connector.
2.
CHECK HORIZONTAL SYNCHRONIZING (HP) SIGNAL
1. Connect display unit connector M141 and AV control unit con-
nector M117.
2. Turn ignition switch ON.
3. Check signal between display unit harness connector M141 ter-
minal 8 and ground.
Are voltage readings as specified?
YES
>> Replace AV control unit. Refer to
AV-311, "Removal and Installation"
A
B
Continuity
Connector
Terminal
Connector
Terminal
M141
8
M117
45
Yes
A
—
Continuity
Connector
Terminal
M141
8
Ground
No
ALNIA0394GB
(+)
(-)
Condition
Reference signal
Connector
Terminal
M141
8
Ground
Receive
audio sig-
nal
ALNIA0396GB
SKIB3601E
AV
HORIZONTAL SYNCHRONIZING (HP) SIGNAL CIRCUIT
AV-245
< DTC/CIRCUIT DIAGNOSIS >
[COLOR DISPLAY - W/O BOSE]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
NO
>> Replace display unit. Refer to
AV-246
< DTC/CIRCUIT DIAGNOSIS >
[COLOR DISPLAY - W/O BOSE]
VERTICAL SYNCHRONIZING (VP) SIGNAL CIRCUIT
VERTICAL SYNCHRONIZING (VP) SIGNAL CIRCUIT
Description
INFOID:0000000010064893
In composite image (AUX image, camera image), transmit the vertical synchronizing (VP) signal and horizon-
tal synchronizing (HP) signal from display unit to AV control unit so as to synchronize the RGB images dis-
played with AV control unit, such as the image quality adjusting menu, etc.
Diagnosis Procedure
INFOID:0000000010064894
Regarding Wiring Diagram information, refer to
AV-282, "Wiring Diagram - Without BOSE Audio System With-
1.
CHECK CONTINUITY VERTICAL SYNCHRONIZING (VP) SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect display unit connector M141 and AV control unit con-
nector M117.
3. Check continuity between display unit harness connector M141
(A) terminal 20 and AV control unit harness connector M117 (B)
terminal 57.
4. Check continuity between display unit harness connector M141
(A) terminal 20 and ground.
Are continuity results as specified?
YES
>> GO TO 2.
NO
>> Repair harness or connector.
2.
CHECK VERTICAL SYNCHRONIZING (VP) SIGNAL
1. Connect display unit connector M141 and AV control unit con-
nector M117.
2. Turn ignition switch ON.
3. Check signal between display unit harness connector M141 ter-
minal 20 and ground.
Are voltage readings as specified?
YES
>> Replace AV control unit. Refer to
AV-311, "Removal and Installation"
A
B
Continuity
Connector
Terminal
Connector
Terminal
M141
20
M117
57
Yes
A
—
Continuity
Connector
Terminal
M141
20
Ground
No
ALNIA0392GB
(+)
(-)
Condition
Reference signal
Connector
Terminal
M141
20
Ground
Receive
audio sig-
nal
ALNIA0393GB
SKIB3598E
AV
VERTICAL SYNCHRONIZING (VP) SIGNAL CIRCUIT
AV-247
< DTC/CIRCUIT DIAGNOSIS >
[COLOR DISPLAY - W/O BOSE]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
NO
>> Replace display unit. Refer to
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