Nissan Qashqai (2007-2010). Manual - part 1952

AV-66

< FUNCTION DIAGNOSIS >

[AUDIO WITH NAVIGATION]

DIAGNOSIS SYSTEM (NAVI CONTROL UNIT)

Self-diagnosis detection range

Self-diagnosis results display item

JPNIA0161GB

Error item

Description

Possible cause/Action to take

CAN COMM CIRCUIT[U1000]

CAN communication malfunction is de-
tected.

Perform the diagnosis using CONSULT-III, 
and then repair the malfunctioning parts 
based on diagnostic results.
Refer to 

AV-71, "Diagnosis Procedure"

.

CONTROL UNIT (CAN) [U1010] 

CAN initial diagnosis malfunction is de-
tected.

NAVI control unit

CONTROL UNIT (AV) [U1310]

AV communication circuit initial diagno-
sis malfunction is detected.

NAVI control unit

• AV COMM CIRCUIT [U1300]
• SWITCH CONN [U1240]
• AUDIO H/U CONN [U1249]
• AMP CONN [U124E]
• RDS CONN [U124F]

• Audio unit power supply and ground 

circuit malfunction is detected.

• Malfunction is detected on communi-

cation circuit between audio unit and 
NAVI control unit.

• Malfunction is detected on communi-

cation signal between audio unit and 
NAVI control unit.

• Audio unit power supply and ground cir-

cuit

• Communication circuit between audio 

unit and NAVI control unit

FRONT DISP CONN [U1243]

• Display unit power supply and 

ground circuit malfunction is detect-
ed.

• Malfunction is detected on communi-

cation circuit between display unit 
and NAVI control unit.

• Malfunction is detected on communi-

cation signal between display unit 
and NAVI control unit.

• Display unit power supply and ground 

circuit

• Communication circuit between display 

unit and NAVI control unit

GPS ANTENNA CONN [U1244]

GPS antenna connection malfunction 
is detected.

• GPS antenna feeder
• GPS antenna

CAMERA CONT. CONN [U1250]

Camera and connection recognition 
signal circuit malfunction is detected.

Camera-connection recognition signal cir-
cuit

Control Unit FLASH-ROM [U1200]

NAVI control unit malfunction is detect-
ed.

NAVI control unit

Gyro NO CONN [U1201]

NAVI control unit malfunction is detect-
ed.

NAVI control unit

AV

DIAGNOSIS SYSTEM (NAVI CONTROL UNIT)

AV-67

< FUNCTION DIAGNOSIS >

[AUDIO WITH NAVIGATION]

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DATA MONITOR

ALL SIGNALS

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

SELECTION FROM MENU

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

GPS COMM [U1204]

GPS malfunction is detected.

Intermittent malfunction caused by strong 
radio interference may be detected if the 
symptoms such as the GPS receipt mal-
function occur.
Replace NAVI control unit if the malfunc-
tion always occurs.

GPS ROM [U1205]

GPS RAM [U1206]

GPS RTC [U1207]

DVD-ROM COMM [U1208]

• Malfunction is detected on DVD-

ROM drive pickup lens in NAVI con-
trol unit.

• There is dirt and damage on the map 

disc.

• Map  disc
• NAVI  control  unit

DVD-ROM READ [U1209]

DVD-ROM DISC [U120A]

DVD-ROM MECHA DETECT [U120C]

DVD-ROM DRIVE MECHA [U120D]

DVD-ROM FOCUS [U120E]

DVD-ROM TOC [U120F]

DVD-ROM SEEK [U1210]

DVD-ROM ERR CORRECTION [U1211]

DVD-ROM DATA FORWARD [U1212]

DVD-ROM DATA [U1213]

DVD-ROM TIMEOUT [U1214]

DVD-ROM LOAD [U1215]

CAN CONT [U1216]

NAVI control unit malfunction is detect-
ed.

NAVI control unit

BLUETOOTH CONN [U1217]

Error item

Description

Possible cause/Action to take

Display Item

Dis-
play

Vehicle status

Remarks

VHCL SPD SIG

ON

Vehicle speed >0 km/h (0 MPH)

Changes in indication may be delayed. This is 
normal.

OFF

Vehicle speed =0 km/h (0 MPH)

PKB SIG

ON

Parking brake is applied.

Changes in indication may be delayed. This is 
normal.

OFF

Parking brake is released.

ILLUM SIG

ON

Lighting switch ON

—

OFF

Lighting switch OFF

IGN SIG

ON

Ignition switch ON

—

OFF

Ignition switch in ACC position

REV SIG

ON

Selector lever in R position

Changes in indication may be delayed. This is 
normal.

OFF

Selector lever in any position other 
than R

AV-68

< FUNCTION DIAGNOSIS >

[AUDIO WITH NAVIGATION]

DIAGNOSIS SYSTEM (NAVI CONTROL UNIT)

AV communication monitor

AV&NAVI C/U

• Displays the communication status from NAVI control unit to each unit as well as the error counter.
• The error counter displays “OK” if no malfunction was 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.

AUDIO

• Displays the NAVI control unit communication status and the error counter.
• The error counter displays “OK” if no malfunction was 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.

Item to be selected

Description

VHCL SPD SIG

The same as when “ALL SIGNALS” 
is selected.

PKB SIG

ILLUM SIG

IGN SIG

REV SIG

Items

Display (Current)

Malfunction 

counter

(Past)

TRANSMIT DIAG

OK / UNKWN

OK / 0 – 39

PANEL SWITCH

OK/ UNKWN

OK / 0 – 39

SW SECONDARY

—

—

RR CONTROL SW

—

—

STEERING SW

OK / UNKWN

OK / 0 – 39

AUDIO

OK / UNKWN

OK / 0 – 39

SPEAKER AMP

OK / UNKWN

OK / 0 – 39

SIDE CAMERA

—

—

REAR CAMERA

—

—

TV TUNER

—

—

DVD PLAYER

—

—

VIDEO DIST

—

—

ETC

—

—

FM MULTI

OK / UNKWN

OK / 0 – 39

REMOTE CONT

—

—

Items

Display (Current)

Malfunction 

counter

(Past)

TRANSMIT DG

OK / UNKWN

OK / 0 – 39

SPEAKER AMP

—

—

TV TUNER

—

—

DVD PLAYER

—

—

MD DECK

—

—

CD CHANGER

—

—

MD CHANGER

—

—

AV

DIAGNOSIS SYSTEM (NAVI CONTROL UNIT)

AV-69

< FUNCTION DIAGNOSIS >

[AUDIO WITH NAVIGATION]

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ECU PART NUMBER

The part number of NAVI control unit is displayed.