INFINITI QX56 2010 Factory Service Manual

AV-44
< COMPONENT DIAGNOSIS >[AUDIO SYSTEM]
U1201 AV CONTROL UNIT
U1201 AV CONTROL UNIT
DescriptionINFOID:0000000005146253
Replace the AV control unit if this DTC is displayed. Refer to
AV-169, "Removal and Installation".
DTC LogicINFOID:0000000005146254
DTC DETECTION LOGIC
Part name Description
AV CONTROL UNIT • Integrates HDD (hard disk dr
ive) allowing map data and music data to be
stored.
• 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.
• The AV control unit includes the audio, hands-free phone, voice control, navi- gation, and vehicle information functions.
• 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 CONSULT-III display Detection conditionAction to take
U1201 GYRO NO CONN
[U1201] An internal malfunction is detected in AV control unit (gy-
rocompass disconnection). Replace AV control unit. Refer
to
AV- 1 6 9 , "
Removal and Instal-
lation".
Revision: April 20092010 QX56

AV
U1204 GPS COMMAV-45
< COMPONENT DIAGNOSIS > [AUDIO SYSTEM]
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U1204 GPS COMM
DescriptionINFOID:0000000005146255
Replace the AV control unit if this DTC is displayed. Refer to AV-169, "Removal and Installation".
DTC LogicINFOID:0000000005146256
DTC DETECTION LOGIC
Part name Description
AV CONTROL UNIT • Integrates HDD (hard disk
drive) allowing map data and music data to be
stored.
• 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.
• The AV control unit includes the audio, hands-free phone, voice control, navi- gation, and vehicle information functions.
• 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 CONSULT-III display Detection conditionAction to take
U1204 GPS COMM
[U1204] An internal malfunction is detected in AV control unit (GPS
malfunction). Replace AV control unit. Refer
to
AV-169, "
Removal and Instal-
lation".
Revision: April 20092010 QX56

AV-46
< COMPONENT DIAGNOSIS >[AUDIO SYSTEM]
U1205 GPS ROM
U1205 GPS ROM
DescriptionINFOID:0000000005146257
Replace the AV control unit if this DTC is displayed. Refer to
AV-169, "Removal and Installation".
DTC LogicINFOID:0000000005146258
DTC DETECTION LOGIC
Part name Description
AV CONTROL UNIT • Integrates HDD (hard disk dr
ive) allowing map data and music data to be
stored.
• 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.
• The AV control unit includes the audio, hands-free phone, voice control, navi- gation, and vehicle information functions.
• 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 CONSULT-III display Detection conditionAction to take
U1205 GPS ROM
[U1205] An internal malfunction is detected in AV control unit (GPS
malfunction). Replace AV control unit. Refer
to
AV- 1 6 9 , "
Removal and Instal-
lation".
Revision: April 20092010 QX56

AV
U1206 GPS RAMAV-47
< COMPONENT DIAGNOSIS > [AUDIO SYSTEM]
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U1206 GPS RAM
DescriptionINFOID:0000000005146259
Replace the AV control unit if this DTC is displayed. Refer to AV-169, "Removal and Installation".
DTC LogicINFOID:0000000005146260
DTC DETECTION LOGIC
Part name Description
AV CONTROL UNIT • Integrates HDD (hard disk
drive) allowing map data and music data to be
stored.
• 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.
• The AV control unit includes the audio, hands-free phone, voice control, navi- gation, and vehicle information functions.
• 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 CONSULT-III display Detection conditionAction to take
U1206 GPS RAM
[U1206] An internal malfunction is detected in AV control unit (GPS
malfunction). Replace AV control unit. Refer
to
AV-169, "
Removal and Instal-
lation".
Revision: April 20092010 QX56

AV-48
< COMPONENT DIAGNOSIS >[AUDIO SYSTEM]
U1207 GPS RTC
U1207 GPS RTC
DescriptionINFOID:0000000005146261
Replace the AV control unit if this DTC is displayed. Refer to
AV-169, "Removal and Installation".
DTC LogicINFOID:0000000005146262
DTC DETECTION LOGIC
Part name Description
AV CONTROL UNIT • Integrates HDD (hard disk dr
ive) allowing map data and music data to be
stored.
• 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.
• The AV control unit includes the audio, hands-free phone, voice control, navi- gation, and vehicle information functions.
• 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 CONSULT-III display Detection conditionAction to take
U1207 GPS RTC
[U1207] An internal malfunction is detected in AV control unit (GPS
malfunction). Replace AV control unit. Refer
to
AV- 1 6 9 , "
Removal and Instal-
lation".
Revision: April 20092010 QX56

AV
U1216 AV CONTROL UNITAV-49
< COMPONENT DIAGNOSIS > [AUDIO SYSTEM]
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U1216 AV CONTROL UNIT
DescriptionINFOID:0000000005146263
Replace the AV control unit if this DTC is displayed. Refer to AV-169, "Removal and Installation".
DTC LogicINFOID:0000000005146264
Part name Description
AV CONTROL UNIT • Integrates HDD (hard disk
drive) allowing map data and music data to be
stored.
• 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.
• The AV control unit includes the audio, hands-free phone, voice control, navi- gation, and vehicle information functions.
• 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-III DTC Detection Condition Action to take
U1216 CAN CONT
[U1216] Internal malfunction of AV co
ntrol unit (CAN controller) is
detected. Replace AV control unit.
Refer to AV- 1 6 9 , "
Remov-
al and Installation".
Revision: April 20092010 QX56

AV-50
< COMPONENT DIAGNOSIS >[AUDIO SYSTEM]
U1217 AV CONTROL UNIT
U1217 AV CONTROL UNIT
DescriptionINFOID:0000000005146265
Replace the AV control unit if this DTC is displayed. Refer to
AV-169, "Removal and Installation".
DTC LogicINFOID:0000000005146266
DTC DETECTION LOGIC
Part name Description
AV CONTROL UNIT • Integrates HDD (hard disk dr
ive) allowing map data and music data to be
stored.
• 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.
• The AV control unit includes the audio, hands-free phone, voice control, navi- gation, and vehicle information functions.
• 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 CONSULT-III display Detection conditionAction to take
U1217 BLUETOOTH CONN
[U1217] An internal malfunction is detected in AV control unit (Blue-
tooth module connection malfunction). Replace AV control unit. Refer
to
AV- 1 6 9 , "
Removal and Instal-
lation".
Revision: April 20092010 QX56

AV
U1218 AV CONTROL UNITAV-51
< COMPONENT DIAGNOSIS > [AUDIO SYSTEM]
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U1218 AV CONTROL UNIT
DescriptionINFOID:0000000005146267
Replace the AV control unit if this DTC is displayed. Refer to AV-169, "Removal and Installation".
DTC LogicINFOID:0000000005146268
Part name Description
AV CONTROL UNIT • Integrates HDD (hard disk
drive) allowing map data and music data to be
stored.
• 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.
• The AV control unit includes the audio, hands-free phone, voice control, navi- gation, and vehicle information functions.
• 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-III DTC Detection Condition
Action to take
U1218 HDD-CONN
[U1218] Internal malfunction of AV
control unit (HDD connection
malfunction) is detected. Replace AV control unit. Refer to
AV-
169, "Removal and Installation".
Revision: April 20092010 QX56

AV-52
< COMPONENT DIAGNOSIS >[AUDIO SYSTEM]
U1219 AV CONTROL UNIT
U1219 AV CONTROL UNIT
DescriptionINFOID:0000000005146269
Replace the AV control unit if this DTC is displayed. Refer to
AV-169, "Removal and Installation".
DTC LogicINFOID:0000000005146270
Part name Description
AV CONTROL UNIT • Integrates HDD (hard disk dr
ive) allowing map data and music data to be
stored.
• 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.
• The AV control unit includes the audio, hands-free phone, voice control, navi- gation, and vehicle information functions.
• 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-III DTC Detection Condition
Action to take
U1219 HDD-READ
[U1219] Internal ma
lfunction of AV control unit (HDD read malfunc-
tion) is detected. Replace AV control unit. Refer to
AV-
169, "Removal and Installation".
Revision: April 20092010 QX56

AV
U121A AV CONTROL UNITAV-53
< COMPONENT DIAGNOSIS > [AUDIO SYSTEM]
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U121A AV CONTROL UNIT
DescriptionINFOID:0000000005146271
Replace the AV control unit if this DTC is displayed. Refer to AV-169, "Removal and Installation".
DTC LogicINFOID:0000000005146272
Part name Description
AV CONTROL UNIT • Integrates HDD (hard disk
drive) allowing map data and music data to be
stored.
• 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.
• The AV control unit includes the audio, hands-free phone, voice control, navi- gation, and vehicle information functions.
• 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-III DTC Detection Condition
Action to take
U121A HDD-WRITE
[U121A] Internal malfunction of AV
control unit (HDD write mal-
function) is detected. Replace AV control unit. Refer to
AV-
169, "Removal and Installation".
Revision: April 20092010 QX56