Nissan Maxima. Instruction — part 184
AV-556
< DTC/CIRCUIT DIAGNOSIS >
[COLOR DISPLAY - W/BOSE & NAVI]
U121D AV CONTROL UNIT
U121D AV CONTROL UNIT
DTC Logic
INFOID:0000000009471466
Diagnosis Procedure
INFOID:0000000009471467
1.
CHECK PLAYBACK OF A DISK (CD)
Can a disk (CD) be played?
YES
>> Malfunction may be detected intermittently.
NO
>> Replace AV control unit. Refer to
AV-652, "Removal and Installation"
.
DTC
Display contents of
CONSULT
DTC detection condition
Possible malfunction factor
U121D
DSP CONN
[U121D]
AV control unit malfunction is detected.
• If a disc can be played, then there
is a possibility of the detection of a
temporary malfunction.
• Replace the AV control unit if the
malfunction occurs constantly. Re-
fer to
AV
U121E AV CONTROL UNIT
AV-557
< DTC/CIRCUIT DIAGNOSIS >
[COLOR DISPLAY - W/BOSE & NAVI]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
U121E AV CONTROL UNIT
DTC Logic
INFOID:0000000009471468
Diagnosis Procedure
INFOID:0000000009471469
1.
CHECK PLAYBACK OF A DISK (CD)
Can a disk (CD) be played?
YES
>> Malfunction may be detected intermittently.
NO
>> Replace AV control unit. Refer to
AV-652, "Removal and Installation"
.
DTC
Display contents of
CONSULT
DTC detection condition
Possible malfunction factor
U121E
DSP COMM
[U121E]
AV control unit malfunction is detected.
• If a disc can be played, then there
is a possibility of the detection of a
temporary malfunction.
• Replace the AV control unit if the
malfunction occurs constantly. Re-
fer to
.
AV-558
< DTC/CIRCUIT DIAGNOSIS >
[COLOR DISPLAY - W/BOSE & NAVI]
U1225 AV CONTROL UNIT
U1225 AV CONTROL UNIT
DTC Logic
INFOID:0000000009471470
DTC DETECTION LOGIC
DTC
Display contents of CON-
SULT
DTC detection condition
Possible malfunction factor
U1225
USB CONTROLLER
[U1225]
USB connection malfunction is detected.
Check that the connection to the USB con-
nector is normal.
AV
U1227 AV CONTROL UNIT
AV-559
< DTC/CIRCUIT DIAGNOSIS >
[COLOR DISPLAY - W/BOSE & NAVI]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
U1227 AV CONTROL UNIT
DTC Logic
INFOID:0000000009471471
Diagnosis Procedure
INFOID:0000000009471472
1.
CHECK PLAYBACK OF A DISK (DVD)
Can a disc (DVD) be played?
YES
>> Malfunction may be detected intermittently.
NO
>> Replace AV control unit. Refer to
AV-652, "Removal and Installation"
.
DTC
Display contents of
CONSULT
DTC detection condition
Possible malfunction factor
U1227
DVD COMM [U1227]
AV control unit malfunction is detected.
• If DVD can be played, then there is
a possibility of the detection of a
temporary malfunction.
• Replace the AV control unit if the
malfunction occurs constantly. Re-
fer to
.
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