Nissan Pathfinder. Manual — part 76
AV
U1227 AV CONTROL UNIT
AV-131
< DTC/CIRCUIT DIAGNOSIS >
[MID AUDIO WITHOUT BOSE]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
U1227 AV CONTROL UNIT
DTC Logic
INFOID:0000000009174452
Diagnosis Procedure
INFOID:0000000009174453
1.
CHECK DVD PLAYBACK
Check the DVD playback operation of the AV control unit. Refer to Owner’s Manual for audio system operating
instructions.
Is the DVD playback function of the AV control unit operating normally?
YES
>> Refer to
GI-49, "Intermittent Incident"
.
NO
>> Replace AV control unit. Refer to
AV-187, "Removal and Installation"
.
CONSULT Display
DTC Detection Condition
Possible Cause
DVD COMM
[U1227]
AV control unit malfunction is detected.
An intermittent error causing disc player malfunc-
tion may be detected.
Replace AV control unit if malfunction occurs con-
stantly.
Refer to
AV-132
< DTC/CIRCUIT DIAGNOSIS >
[MID AUDIO WITHOUT BOSE]
U1228 AV CONTROL UNIT
U1228 AV CONTROL UNIT
DTC Logic
INFOID:0000000009174454
CONSULT Display
DTC Detection Condition
Possible Cause
SUB CPU CONN
[U1228]
AV control unit malfunction is detected.
Replace AV control unit if malfunction occurs con-
stantly.
Refer to
AV-187, "Removal and Installation"
.
AV
U1229 AV CONTROL UNIT
AV-133
< DTC/CIRCUIT DIAGNOSIS >
[MID AUDIO WITHOUT BOSE]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
U1229 AV CONTROL UNIT
DTC Logic
INFOID:0000000009174455
CONSULT Display
DTC Detection Condition
Possible Cause
iPod CERTIFICATION
[U1229]
AV control unit malfunction is detected.
Replace AV control unit if malfunction occurs con-
stantly.
Refer to
AV-134
< DTC/CIRCUIT DIAGNOSIS >
[MID AUDIO WITHOUT BOSE]
U122A AV CONTROL UNIT
U122A AV CONTROL UNIT
DTC Logic
INFOID:0000000009174456
Diagnosis Procedure
INFOID:0000000009174457
1.
PERFORM CONFIGURATION
When U122A is detected, configuration data must be written.
>> Write configuration data with CONSULT. Refer to
AV-117, "CONFIGURATION (AV CONTROL
CONSULT Display
DTC Detection Condition
Possible Cause
CONFIG UNFINISH
[U122A]
Configuration data is incomplete.
Write configuration data.
Refer to
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