Nissan Quest E52. Manual - part 149

AV

DIAGNOSIS SYSTEM (AV CONTROL UNIT)

AV-475

< SYSTEM DESCRIPTION >

[BOSE AUDIO WITH NAVIGATION]

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Error item

Description

Possible malfunction factor/Action to take

CAN COMM CIRCUIT [U1000]

CAN communication malfunction is detect-
ed.

Refer to 

AV-535, "AV CONTROL UNIT : 

Diagnosis Procedure"

.

CONTROL UNIT (CAN) [U1010]

CAN initial diagnosis malfunction is detect-
ed.

Replace the AV control unit if the malfunc-
tion occurs constantly.
Refer to 

AV-610, "Removal and Installa-

tion"

.

CONTROL UNIT (AV) [U1310]

AV communication circuit initial diagnosis 
malfunction is detected.

Cont Unit [U1200]

AV control unit malfunction is detected.

GYRO NO CONN [U1201]

G-SENSOR NO CONN [U1202]

CAN CONT [U1216]

BLUETOOTH MODULE [U1217]

SUB CPU CONN [U1228]

iPod CERTIFICATION [U1229]

Built-in AUDIO CONN [U122E]

HDD CONN [U1218]

AV control unit malfunction is detected.

Replace the AV control unit if the malfunc-
tion occurs constantly.
Refer to 

AV-610, "Removal and Installa-

tion"

.

HDD READ [U1219]

HDD WRITE [U121A]

HDD COMM [U121B]

HDD ACCESS [U121C]

GPS COMM [U1204]

GPS malfunction is detected.

• An intermittent error caused by strong 

radio interference may be detected un-
less any symptom (GPS reception error, 
etc.) occurs.

• Replace the AV control unit if the mal-

function occurs constantly.
Refer to 

AV-610, "Removal and Installa-

tion"

.

GPS ROM [U1205]

GPS RAM [U1206]

GPS RTC [U1207]

USB CONTROLLER [U1225]

USB connection malfunction is detected.

Check that the connection to the USB con-
nector is normal.

DSP CONN [U121D]

AV control unit malfunction is detected.

• If a disc can be played, then there is a 

possibility of the detection of a tempo-
rary malfunction.

• Replace the AV control unit if the mal-

function occurs constantly.
Refer to 

AV-610, "Removal and Installa-

tion"

.

DSP COMM [U121E]

DVD COMM [U1227]

AV control unit malfunction is detected.

• If DVD can be played, then there is a 

possibility of the detection of a tempo-
rary malfunction.

• Replace the AV control unit if the mal-

function occurs constantly.
Refer to 

AV-610, "Removal and Installa-

tion"

.

CONFIG UNFINISH [U122A]

The writing of configuration data is incom-
plete.

Write configuration data with CONSULT.

ST ANGLE SEN CALIB [U1232]

Neutral position adjustment of the steering 
angle sensor is incomplete.

Adjust the neutral position of the steering 
angle sensor.
Refer to 

AV-568, "AV CONTROL UNIT : 

Diagnosis Procedure"

.

AV-476

< SYSTEM DESCRIPTION >

[BOSE AUDIO WITH NAVIGATION]

DIAGNOSIS SYSTEM (AV CONTROL UNIT)

DATA MONITOR

NOTE:
The following table includes information (items) inapplicable to this vehicle. For information (items) applicable
to this vehicle, refer to CONSULT display items.

ALL SIGNALS

• Displays the status of the following vehicle signals inputted into the AV control unit.
• For each signal, actual signal can be compared with the condition recognized on the system.

FRONT DISP CONN [U1243]

When either one of the following items are 
detected:
• front display unit power supply and 

ground circuits are malfunctioning.

• serial communication circuits between 

AV control unit and front display unit are 
malfunctioning.

• Front display unit power supply and 

ground circuits.
Refer to 

AV-580, "FRONT DISPLAY 

UNIT : Diagnosis Procedure"

.

• Serial communication circuits between 

AV control unit and front display unit.

GPS ANTENNA CONN [U1244]

GPS antenna connection malfunction is 
detected.

Check the connection of the GPS antenna 
connector.

XM ANTENNA CONN [U1258]

Satellite radio antenna connection mal-
function is detected.

Satellite radio antenna disconnection.

USB OVERCURRENT [U1263]

Detection of overcurrent in USB connect-
er.

Check USB harness between the AV con-
trol unit and USB connector.

ANTENNA AMP TERMINAL
[OPEN or SHORT]
[U1264]

Radio antenna amp. ON signal circuit mal-
function is detected.

Radio antenna amp. ON signal circuit be-
tween AV control unit and antenna amp.

AMP ON TERMINAL
[GND-SHORT or VB-SHORT]
[U1265]

BOSE amp. ON signal circuit malfunction 
is detected.

BOSE amp. ON signal circuit between AV 
control unit and BOSE amp.

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

When either one of the following items are 
detected:
• multifunction switch power supply and 

ground circuits are malfunctioning.

• AV communication circuits between AV 

control unit and multifunction switch are 
malfunctioning.

• Multifunction switch power supply and 

ground circuits.

• AV communication circuits between AV 

control unit and multifunction switch.

• AV COMM CIRCUIT [U1300]
• VIDEO DIST CONN [U1246]

When either one of the following items are 
detected:
• Rear display unit power supply and 

ground circuits are malfunctioning.

• AV communication circuits between AV 

control unit and rear display unit are 
malfunctioning.

• Rear display unit power supply and 

ground circuits.
Refer to 

AV-581, "REAR DISPLAY UNIT 

: Diagnosis Procedure"

.

• AV communication circuits between AV 

control unit and rear display unit.

• AV COMM CIRCUIT [U1300]
• SWITCH CONN [U1240]
• VIDEO DIST CONN [U1246]

AV communication circuits between AV 
control unit and multifunction switch are 
malfunctioning.

AV communication circuits between AV 
control unit and multifunction switch.

Error item

Description

Possible malfunction factor/Action to take

Display Item

Display

Vehicle status

Remarks

VHCL SPD SIG

On

Vehicle speed >= 8 km/h (5 MPH)

Changes in indication may be delayed. This is 
normal.

Off

Vehicle speed < 8 km/h (5 MPH)

PKB SIG

On

Parking brake is applied.

Off

Parking brake is released.

AV

DIAGNOSIS SYSTEM (AV CONTROL UNIT)

AV-477

< SYSTEM DESCRIPTION >

[BOSE AUDIO WITH NAVIGATION]

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SELECTION FROM MENU

Allows the technician to select which vehicle signals should be displayed and displays the status of the
selected vehicle signals.

WORK SUPPORT

Adjusts the neutral position of the steering angle sensor.

CAUTION:

For vehicles with VDC, adjust the steering angle sensor neutral position on the ABS actuator control
unit side.

CONFIGURATION

Configuration includes functions as follows.

ILLUM SIG

On

Block the light from the auto light op-
tical sensor when the lighting switch 
is 1st or 2nd.

—

Off

Either of the following conditions.
• Lighting switch is OFF
• Expose the auto light optical sen-

sor to light when the lighting switch 
is 1st or 2nd.

IGN SIG

On

Ignition switch is ON

Off

Ignition switch is in ACC position

REV SIG

On

Selector lever is in R position

Changes in indication may be delayed. This is 
normal.

Off

Selector lever is in any position other 
than R

SIDE VIEW SW

Off

—

This item is displayed, but cannot be monitored.

ROOM LAMP

Off

—

This item is displayed, but cannot be monitored.

Display Item

Display

Vehicle status

Remarks

Item to be selected

Description

VHCL SPD SIG

The same as when “ALL SIGNALS” 
is selected.

PKB SIG

ILLUM SIG

IGN SIG

REV SIG

SIDE VIEW SW

ROOM LAMP

Item

Description

ST ANGLE SENSOR ADJUSTMENT

Adjusts the neutral position of the steering angle sensor.

Function

Description

Read/Write Configuration

Before Replace ECU

Allows the reading of vehicle specification written in AV control unit 
to store the specification in CONSULT.

After Replace ECU

Allows the writing of the vehicle information stored in CONSULT 
into the AV control unit.

Manual Configuration

Allows the writing of the vehicle specification into the AV control 
unit by hand.

AV-478

< SYSTEM DESCRIPTION >

[BOSE AUDIO WITH NAVIGATION]

DIAGNOSIS SYSTEM (AROUND VIEW MONITOR CONTROL UNIT)

DIAGNOSIS SYSTEM (AROUND VIEW MONITOR CONTROL UNIT)

CONSULT Function

INFOID:0000000009942809

APPLICATION ITEMS

CONSULT can display each diagnostic item using the diagnostic test modes shown as follows:

ECU IDENTIFICATION

Displays the part number of around view monitor control unit. 

SELF-DIAGNOSTIC RESULTS

For details, refer to 

AV-495, "DTC Index"

.

DATA MONITOR

NOTE:
The following table includes information (items) inapplicable to this vehicle. For information (items) applicable
to this vehicle, refer to CONSULT display items.

WORK SUPPORT

Test mode

Function

Ecu Identification

Around view monitor control unit part number can be read.

Self Diagnostic Result

Around view monitor control unit checks the conditions and displays memorized error.

Data Monitor

Around view monitor control unit input/output data in real time.

Work support

Changes setting of each function.

Monitor Item

Display

Description

ST ANGLE SENSOR SIGNAL

ON/OFF

Input status of steering angle sensor signal is displayed by ON/OFF. 

REVERSE SIGNAL

ON/OFF

Input status of reverse signal is displayed by ON/OFF in real time. 

VEHICLE SPEED SIGNAL

ON/OFF

Input status of vehicle speed signal is displayed by ON/OFF.

CAMERA SWITCH SIGNAL

ON/OFF

Input status of camera switch signal is displayed by ON/OFF.

CAMERA OFF SIGNAL

ON/OFF

Input status of camera OFF signal is displayed by ON/OFF.

ST ANGLE SENSOR TYPE

Absolute

Type of steering angle sensor is displayed. (“Absolute” is displayed on this vehi-
cle.)

STEERING GEAR RATIO TYPE

Type 0

Type of steering gear ratio is displayed. (“Type 0” is displayed on this vehicle.)

STEERING POSITION

LHD/RHD

Steering position is displayed.

REAR CAMERA IMAGE SIG-
NAL

OK/NG

Input status of rear camera image signal is displayed by OK/NG in real time. 

F-CAMERA IMAGE SIGNAL

OK/NG

Input status of front camera image signal is displayed by OK/NG in real time. 

PA-SIDE CAMERA IMAGE SIG

OK/NG

Input status of side camera RH image signal is displayed by OK/NG in real time.

DR-SIDE CAMERA IMAGE SIG

OK/NG

Input status of side camera LH image signal is displayed by OK/NG in real time.

Work support item

Function

CALIBRATING CAMERA IMAGE 
(FRONT CAMERA)

Performs the calibration of front camera.

CALIBRATING CAMERA IMAGE 
(PASS-SIDE CAMERA)

Performs the calibration of side camera RH.

CALIBRATING CAMERA IMAGE 
(DR-SIDE CAMERA)

Performs the calibration of side camera LH.

CALIBRATING CAMERA IMAGE 
(REAR CAMERA)

Performs the calibration of rear camera.

INITIALIZE CAMERA IMAGE CALI-
BRATION 

The calibration can be initialized to NISSAN factory shipment condition.