Infiniti QX56 (JA60). Manual — part 57

AV-36

< FUNCTION DIAGNOSIS >

[AUDIO SYSTEM]

DIAGNOSIS SYSTEM (AV CONTROL UNIT)

Vehicle CAN Diagnosis

• CAN communication status and error counter is displayed.

• The error counter displays “OK” if any malfunction was not

detected in the past and displays “0” if a malfunction is detected. It

increases by 1 if the condition is normal at the next ignition switch

ON cycle. The upper limit of the counter is 39.

• The error counter is erased if reset.

AV COMM Diagnosis

• AV communication status and error counter is displayed.

• The error counter displays “OK” if any malfunction was not

detected in the past and displays “0” if a malfunction is detected. It

increases by 1 if the condition is normal at the next ignition switch

ON cycle. The upper limit of the counter is 39.

• The error counter is erased if reset.

Handsfree Phone

The hands-free phone reception volume adjustment, microphone

and speaker test, and memory erase functions are also available.

Bluetooth

Passkey confirmation/change

• AV COMM CIRCUIT
• Rear View Camera Connection Error

• A malfunction is detected in camera con-

trol unit power supply and ground cir-
cuits.

• Malfunction is detected on AV communi-

cation signal between camera control
unit and AV control unit.

Rear view camera control unit power sup-
ply and ground circuits. Refer to

AV-72,

"REAR VIEW CAMERA CONTROL UNIT :
Diagnosis Procedure"

.

• AV COMM CIRCUIT
• Rear View Camera Connection Error
• Rear View Camera Control Unit Connec-

tion Error

• Malfunction is detected in AV communi-

cation circuit between camera control
unit and AV control unit.

• Malfunction is detected on AV communi-

cation signal between camera control
unit and AV control unit.

AV communication circuit between Camera
control unit and AV control unit.

Error item

Description

Possible malfunction factor/Action to take

ALNIA0227GB

ALNIA0265GB

ALNIA0228GB

AV

DIAGNOSIS SYSTEM (AV CONTROL UNIT)

AV-37

< FUNCTION DIAGNOSIS >

[AUDIO SYSTEM]

C

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• The passkey of Bluetooth can be confirmed and changed.

• The passkey can be changed by four digits within 0 to 9.

Device name check/change

• The device name of Bluetooth can be confirmed and changed.

• The device name can be changed by sixteen digits within A to Z

(small character can be used) and - (hyphen).

SAT

• Change Channel

- Any necessary channels required to receive traffic information from

the satellite radio system can be set.

• Change Application ID

- Any application ID's required to receive traffic information from the

satellite radio system can be set.

Delete Unit Connection Log

ALNIA0233GB

AWNIA1553GB

ALNIA0236GB

ALNIA0237GB

AV-38

< FUNCTION DIAGNOSIS >

[AUDIO SYSTEM]

DIAGNOSIS SYSTEM (AV CONTROL UNIT)

Deletes any unit connection records and error records from the AV

control unit memory. (Clear the records of the unit that has been

removed)

Inititialize Settings

Initializes the AV control unit memory.

AV CONTROL UNIT : CONSULT-III Function

INFOID:0000000005146243

CONSULT-III can display each diagnostic item using the diagnostic test modes shown following.

Self-diagnosis results

• In CONSULT-III self-diagnosis, self-diagnosis results and error history are displayed collectively.

• The current malfunction indicates “CRNT”. The past malfunction indicates “PAST”.

• The timing is displayed as “0” if any of the error codes [U1000], [U1010], [U1300] and [U1310] is detected.

The counter increases by 1 if the condition is normal at the next ignition switch ON cycle.

Self-diagnosis results display item

ALNIA0239GB

ALNIA0240GB

MULTI AV diagnosis mode

Description

SELF-DIAG RESULTS

Displays AV control unit self-diagnosis results.

DATA MONITOR

Displays AV control unit input/output data in real time.

CAN DIAG SUPPORT MNTR

The result of transmit/receive diagnosis of CAN communication can be read.

AV COMM MONITOR

Allows the technician to monitor the status of the Multi AV system communication signals.

ECU PART NUMBER

The part number of AV control unit can be checked.

Error item

Description

Possible malfunction factor/Action to take

CAN COMM CIRCUIT[U1000]

CAN communication malfunction is detect-
ed.

Perform diagnosis with CONSULT-III, and
then repair the malfunctioning parts accord-
ing to the diagnosis results.
Refer to

AV-38, "AV CONTROL UNIT :

CONSULT-III Function"

.

AV

DIAGNOSIS SYSTEM (AV CONTROL UNIT)

AV-39

< FUNCTION DIAGNOSIS >

[AUDIO SYSTEM]

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CONTROL UNIT (CAN) [U1010]

CAN initial diagnosis malfunction is detect-
ed.

Replace the AV control unit. Refer to

AV-

169, "Removal and Installation"

.

CONTROL UNIT (AV) [U1310]

AV communication circuit initial diagnosis
malfunction is detected.

Control Unit FLASH-ROM [U1200]

AV control unit malfunction is detected.

Gyro NO CONN [U1201]

CAN CONT [U1216]

BLUETOOTH CONN [U1217]

HDD CONN [U1218]

HDD READ [U1219]

XM SERIAL COMM [U1220]

HDD WRITE [U121A]

HDD COMM [U121B]

HDD ACCESS [U121C]

DSP CONN [U121D]

DSP COMM [U121E]

INTERNAL COMM [U121F]

AV control unit power supply and ground
circuit. Refer to

AV-68, "AV CONTROL

UNIT : Diagnosis Procedure"

.

GPS COMM [U1204]

GPS malfunction is detected.

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

AV-169,

"Removal and Installation"

.

GPS ROM [U1205]

GPS RAM [U1206]

GPS RTC [U1207]

FRONT DISP CONN [U1243]

• Display unit power supply and ground

circuit malfunction is detected.

• Malfunction is detected on communica-

tion circuit between display unit and AV
control unit.

• Malfunction is detected on communica-

tion signal between display unit and AV
control unit.

• Display unit power supply and ground

circuit. Refer to

AV-69, "DISPLAY UNIT :

Diagnosis Procedure"

.

• Communication circuit between display

unit and AV control unit. Refer to

AV-146,

"Reference Value"

.

GPS ANTENNA CONN [U1244]

GPS antenna connection malfunction is de-
tected.

GPS antenna. Refer to

AV-110, "Reference

Value"

.

XM ANTENNA CONN [U1258]

Poor connection is detected in satellite ra-
dio antenna.

Satellite radio antenna. Refer to

AV-110,

"Reference Value"

.

CAMERA CONT. CONN [U1250]

A malfunction is detected in Camera-con-
nection recognition signal circuit.

Camera-connection recognition signal cir-
cuit. Refer to

AV-152, "Reference Value"

.

• AV COMM CIRCUIT [U1300]
• SWITCHE CONN [U1240]

• AC and AV switch power supply and

ground circuit malfunction is detected.

• A malfunction is detected in AV commu-

nication circuit between AV control unit
and AC and AV switch.

• A malfunction is detected in AV commu-

nication signal between AV control unit
and AC and AV switch.

• AC and AV switch power supply and

ground circuits. Refer to

AV-70, "A/C

AND AV SWITCH ASSEMBLY : Diagno-
sis Procedure"

.

• AV communication circuit between AV

control unit and AC and AV switch. Refer
to

AV-110, "Reference Value"

.

Error item

Description

Possible malfunction factor/Action to take

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Текст

Политика конфиденциальности