Infiniti G37 Coupe. Manual - part 165

 

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Infiniti G37 Coupe. Manual - part 165

 

 

AV

U1217 AV CONTROL UNIT

AV-413

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITH NAVIGATION]

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U1217 AV CONTROL UNIT

Description

INFOID:0000000001682741

Replace the AV control unit if this DTC is displayed. Refer to 

AV-608, "Exploded View"

.

DTC Logic

INFOID:0000000001558803

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 communication. It operates each system according to communication 
signals from the AV control unit.

• The AV control unit includes the audio, hands-free phone, voice control, navi-

gation, satellite radio and vehicle information functions.

• It is connected to ECM and unified meter and A/C amp. via CAN communica-

tion to obtain necessary information for the vehicle information function.

• It is connected to BCM via CAN communication transmitting/receiving for the 

vehicle settings function.

• It inputs the illumination signals that are required for the display dimming con-

trol.

• 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

U1217

BLUETOOTH MODULE
CONN
[U1217]

Internal malfunction of AV control unit (Bluetooth module 
connection malfunction) is detected.

Replace AV control unit.

AV-414

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITH NAVIGATION]

U1218 AV CONTROL UNIT

U1218 AV CONTROL UNIT

Description

INFOID:0000000001682742

Replace the AV control unit if this DTC is displayed. Refer to 

AV-608, "Exploded View"

.

DTC Logic

INFOID:0000000001558805

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 communication. It operates each system according to communication 
signals from the AV control unit.

• The AV control unit includes the audio, hands-free phone, voice control, navi-

gation, satellite radio and vehicle information functions.

• It is connected to ECM and unified meter and A/C amp. via CAN communica-

tion to obtain necessary information for the vehicle information function.

• It is connected to BCM via CAN communication transmitting/receiving for the 

vehicle settings function.

• It inputs the illumination signals that are required for the display dimming con-

trol.

• 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.

AV

U1219 AV CONTROL UNIT

AV-415

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITH NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

U1219 AV CONTROL UNIT

Description

INFOID:0000000001682743

Replace the AV control unit if this DTC is displayed. Refer to 

AV-608, "Exploded View"

.

DTC Logic

INFOID:0000000001558807

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 communication. It operates each system according to communication 
signals from the AV control unit.

• The AV control unit includes the audio, hands-free phone, voice control, navi-

gation, satellite radio and vehicle information functions.

• It is connected to ECM and unified meter and A/C amp. via CAN communica-

tion to obtain necessary information for the vehicle information function.

• It is connected to BCM via CAN communication transmitting/receiving for the 

vehicle settings function.

• It inputs the illumination signals that are required for the display dimming con-

trol.

• 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 malfunction of AV control unit (HDD read malfunc-
tion) is detected.

Replace AV control unit.

AV-416

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITH NAVIGATION]

U1220 AV CONTROL UNIT

U1220 AV CONTROL UNIT

Description

INFOID:0000000001682744

Replace the AV control unit if this DTC is displayed. Refer to 

AV-608, "Exploded View"

.

DTC Logic

INFOID:0000000001558809

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 communication. It operates each system according to communication 
signals from the AV control unit.

• The AV control unit includes the audio, hands-free phone, voice control, navi-

gation, satellite radio and vehicle information functions.

• It is connected to ECM and unified meter and A/C amp. via CAN communica-

tion to obtain necessary information for the vehicle information function.

• It is connected to BCM via CAN communication transmitting/receiving for the 

vehicle settings function.

• It inputs the illumination signals that are required for the display dimming con-

trol.

• 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

U1220

XM SERIAL COMM
[U1220]

Internal malfunction of AV control unit (satellite radio tuner 
communication error) is detected.

Replace AV control unit.

 

 

 

 

 

 

 

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