Nissan Quest E52. Instruction — part 171
AV
U1227 AV CONTROL UNIT
AV-563
< DTC/CIRCUIT DIAGNOSIS >
[BOSE AUDIO WITH NAVIGATION]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
U1227 AV CONTROL UNIT
DTC Logic
INFOID:0000000009652346
Diagnosis Procedure
INFOID:0000000009652347
1.
CHECK PLAYBACK OF A DISK (DVD)
Can a disc (DVD) be played?
YES
>> Malfunction may be detected transitory.
NO
>> Replace AV control unit. Refer to
AV-610, "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
AV-564
< DTC/CIRCUIT DIAGNOSIS >
[BOSE AUDIO WITH NAVIGATION]
U1228 AV CONTROL UNIT
U1228 AV CONTROL UNIT
DTC Logic
INFOID:0000000009652348
DTC DETECTION LOGIC
DTC
Display contents of CON-
SULT
DTC detection condition
Possible malfunction factor
U1228
SUB CPU CONN [U1228]
AV control unit malfunction is detected.
Replace the AV control unit if the malfunction
occurs constantly.
Refer to
AV
U1229 AV CONTROL UNIT
AV-565
< DTC/CIRCUIT DIAGNOSIS >
[BOSE AUDIO WITH NAVIGATION]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
U1229 AV CONTROL UNIT
DTC Logic
INFOID:0000000009652349
DTC DETECTION LOGIC
DTC
Display contents of CON-
SULT
DTC detection condition
Possible malfunction factor
U1229
iPod CERTIFICATION
[U1229]
AV control unit malfunction is detected.
Replace the AV control unit if the malfunction
occurs constantly.
Refer to
AV-566
< DTC/CIRCUIT DIAGNOSIS >
[BOSE AUDIO WITH NAVIGATION]
U122A AV CONTROL UNIT
U122A AV CONTROL UNIT
DTC Logic
INFOID:0000000009652350
Diagnosis Procedure
INFOID:0000000009652351
1.
PERFORM THE SELF-DIAGNOSIS
When U122A is detected, write configuration data with CONSULT.
>> Write configuration data with CONSULT. Refer to
AV-526, "CONFIGURATION (AV CONTROL
DTC
Display contents of
CONSULT
DTC detection condition
Action to take
U122A
CONFIG UNFINISH
[U122A]
The writing of configuration data is incomplete.
Write configuration data with CON-
SULT.
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