Infiniti QX56 (Z62). Manual - part 68

AV-126

< DTC/CIRCUIT DIAGNOSIS >

U1207 AV CONTROL UNIT

U1207 AV CONTROL UNIT

Description

INFOID:0000000006216264

An intermittent error caused by strong radio interference may be detected unless any symptoms (GPS recep-
tion error, etc.) occur. Replace the AV control unit if the malfunction occurs constantly. Refer to 

AV-212,

"Removal and Installation"

.

DTC Logic

INFOID:0000000006216265

Diagnosis Procedure

INFOID:0000000006216266

1.

PERFORM THE SELF-DIAGNOSIS

1.

Delete the self-diagnosis results. Turn ignition switch OFF.

2.

Turn ignition switch ON. Perform the self-diagnosis again. 

3.

Check that the DTC is detected again.

Is any DTC detected?

YES

>> Replace AV control unit. Refer to 

AV-212, "Removal and Installation"

.

NO

>> An intermittent error caused by strong radio interference may be detected unless any symptom

(GPS reception error, etc.) occurs.

DTC

Display contents of 

CONSULT-III

DTC detection condition

Possible malfunction factor

U1207

GPS RTC
[U1207]

GPS malfunction is detected.

An intermittent error caused by strong 
radio interference may be detected 
unless any symptom (GPS reception 
error, etc.) occurs. 
Replace the AV control unit if the mal-
function occurs constantly.
Refer to 

AV-212, "Removal and In-

stallation"

.

AV

U1216 AV CONTROL UNIT

AV-127

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

U1216 AV CONTROL UNIT

DTC Logic

INFOID:0000000006216267

DTC

Display contents of 

CONSULT-III

DTC detection condition

Possible malfunction factor

U1216

CAN CONT
[U1216]

AV control unit malfunction is detected.

Replace the AV control unit if the mal-
function occurs constantly.
Refer to 

AV-212, "Removal and In-

stallation"

.

AV-128

< DTC/CIRCUIT DIAGNOSIS >

U1217 AV CONTROL UNIT

U1217 AV CONTROL UNIT

DTC Logic

INFOID:0000000006216268

DTC

Display contents of 

CONSULT-III

DTC detection condition

Possible malfunction factor

U1217

BLUETOOTH MODULE
[U1217]

AV control unit malfunction is detected.

Replace the AV control unit if the mal-
function occurs constantly.
Refer to 

AV-212, "Removal and In-

stallation"

.

AV

U1218 AV CONTROL UNIT

AV-129

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

U1218 AV CONTROL UNIT

DTC Logic

INFOID:0000000006216269

Diagnosis Procedure

INFOID:0000000006216270

1.

CHECK MUSIC BOX FUNCTION

Is music box function normal?

YES

>> Malfunction may be detected transitory.

NO

>> Replace AV control unit. Refer to 

AV-212, "Removal and Installation"

.

DTC

Display contents of 

CONSULT-III

DTC detection condition

Possible malfunction factor

U1218

HDD CONN
[U1218]

AV control unit malfunction is detected.

• If the music box function has no 

malfunctions, then there is a possi-
bility of the detection of a temporary 
malfunction.

• Replace the AV control unit if the 

malfunction occurs constantly.
Refer to 

AV-212, "Removal and In-

stallation"

.