Nissan Maxima. Manual — part 97
AV-208
< DTC/CIRCUIT DIAGNOSIS >
[COLOR DISPLAY - W/O BOSE]
U1200 AV CONTROL UNIT
U1200 AV CONTROL UNIT
Description
INFOID:0000000010064839
Replace the AV control unit if this DTC is displayed. Refer to
AV-311, "Removal and Installation"
.
DTC Logic
INFOID:0000000010064840
Part name
Description
AV CONTROL UNIT
• It is the master unit of the MULTI AV system and it is connected to each control
unit by means of communication. It operates each system according to com-
munication signals from the AV control unit.
• AV control unit includes audio function and vehicle information function.
• It is connected to ECM and combination meter via CAN communication to ob-
tain necessary information for the vehicle information function.
• It inputs the automatic brightness ON/OFF signals that are required for the dis-
play dimming control.
• It inputs the signals for driving status recognition (vehicle speed, reverse and
parking brake).
DTC
Display contents of CONSULT
DTC Detection Condition
Action to take
U1200
Control Unit
FLASH- ROM
[U1200]
An internal malfunction is detected in AV control unit
(FLASH-ROM).
Replace AV control unit. Re-
fer to
.
AV
U1216 AV CONTROL UNIT
AV-209
< DTC/CIRCUIT DIAGNOSIS >
[COLOR DISPLAY - W/O BOSE]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
U1216 AV CONTROL UNIT
Description
INFOID:0000000010064841
Replace the AV control unit if this DTC is displayed. Refer to
AV-311, "Removal and Installation"
DTC Logic
INFOID:0000000010064842
Part name
Description
AV CONTROL UNIT
• It is the master unit of the MULTI AV system and it is connected to each control
unit by means of communication. It operates each system according to com-
munication signals from the AV control unit.
• AV control unit includes audio function and vehicle information function.
• It is connected to ECM and combination meter via CAN communication to ob-
tain necessary information for the vehicle information function.
• It inputs the automatic brightness ON/OFF signals that are required for the dis-
play dimming control.
• It inputs the signals for driving status recognition (vehicle speed, reverse and
parking brake).
DTC
Display contents of CONSULT
DTC Detection Condition
Action to take
U1216
CAN CONT
[U1216]
Internal malfunction of AV control unit (CAN controller) is
detected.
AV-210
< DTC/CIRCUIT DIAGNOSIS >
[COLOR DISPLAY - W/O BOSE]
U1218 AV CONTROL UNIT
U1218 AV CONTROL UNIT
DTC Logic
INFOID:0000000010064843
DTC
Display contents of
CONSULT
DTC detection condition
Possible malfunction factor
U1218
HDD CONN
[U1218]
AV control unit malfunction is detected.
• If the hard disk drive (HDD) is func-
tioning normally, there is a possibil-
ity of a temporary malfunction.
• Replace the AV control unit if the
AV
U1219 AV CONTROL UNIT
AV-211
< DTC/CIRCUIT DIAGNOSIS >
[COLOR DISPLAY - W/O BOSE]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
U1219 AV CONTROL UNIT
DTC Logic
INFOID:0000000010064844
DTC
Display contents of
CONSULT
DTC detection condition
Possible malfunction factor
U1219
HDD READ
[U1219]
AV control unit malfunction is detected.
• If the hard disk drive (HDD) is func-
tioning normally, there is a possibil-
ity of a temporary malfunction.
• Replace the AV control unit if the
malfunction occurs constantly. Re-
fer to
.
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