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Infiniti M35/M45 Y50. Manual - part 217

DIAGNOSIS SYSTEM

AV-245

[WITH MOBILE ENTERTAINMENT SYSTEM]

●

AV COMM CIRCUIT [U1300]

●

AMP CONN [U124E]

●

BOSE amp power supply and
ground circuit malfunction is
detected

●

Malfunction is detected on communi-
cation signal between BOSE amp
and AV (NAVI) control unit

●

BOSE amp power supply and ground
circuit

●

BOSE amp

●

AV (NAVI) control unit

FRONT DISP CONN [U1243]

●

Front display unit power supply and
ground circuit malfunction is
detected

●

Malfunction is detected on communi-
cation circuit between front display
unit and AV (NAVI) control unit

●

Malfunction is detected on communi-
cation signal between front display
unit and AV (NAVI) control unit

●

Front display unit power supply and
ground circuit

●

Communication circuit between front
display unit and AV (NAVI) control unit

●

Front display unit

●

AV (NAVI) control unit

REAR DISP CONN [U1247]

●

Rear display unit power supply and
ground circuit malfunction is
detected

●

Malfunction is detected on communi-
cation circuit between rear display
unit and video distributor

●

Malfunction is detected on communi-
cation signal between rear display
unit and video distributor

●

Rear display unit power supply and
ground circuit

●

Rear display unit

●

Video distributor

●

Communication circuit between rear
display unit and video distributor

GPS ANTENNA CONN [U1244]

GPS antenna connection malfunction
is detected

●

GPS antenna feeder

●

GPS antenna

●

NAVI control unit

CAMERA CONT CONN [U1250]

Camera and connection recognition
signal circuit malfunction is detected

●

Camera-connection recognition signal
circuit

●

Camera control unit

●

AV (NAVI) control unit

Count Unit FLASH-ROM [U1200]

AV (NAVI) control unit malfunction is
detected

Replace AV (NAVI) control unit
Refer to

AV-282, "AV (NAVI) Control Unit"

Gyro NO CONN [U1201]

NAVI control unit malfunction is
detected

Replace NAVI control unit
Refer to

AV-282, "AV (NAVI) Control Unit"

GPS COMM [U1204]

GPS malfunction is detected

If the symptoms such as the GPS receipt
malfunction occur, intermittent malfunction
caused by strong radio interference may
be detected.
If the malfunction always occurs, replace
NAVI control unit.

GPS ROM [U1205]

GPS RAM [U1206]

GPS RTC [U1207]

Error item

Description

Possible cause/Action to take

AV-246

[WITH MOBILE ENTERTAINMENT SYSTEM]

DIAGNOSIS SYSTEM

DATA MONITOR

When “DATA MONITOR” is selected, “ALL SIGNALS” and “SELEC-
TION FROM MENU” are displayed.

ALL SIGNALS

●

When “ALL SIGNALS” is selected and “START” is touched, the
following vehicle signal condition that is input to AV (NAVI) con-
trol unit is displayed.

●

For each signal, a comparison of actual operating status and the
status recognized by the system can be checked.

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
Refer to

AV-282, "AV (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]

AV (NAVI) control unit malfunction is
detected

Replace AV (NAVI) control unit
Refer to

AV-282, "AV (NAVI) Control Unit"

BLUETOOTH CONN [U1217]

Error item

Description

Possible cause/Action to take

SKIB3675E

SKIB3676E

DIAGNOSIS SYSTEM

AV-247

[WITH MOBILE ENTERTAINMENT SYSTEM]

Display Condition

SELECTION FROM MENU

When “SELECTION FROM MENU” is selected, the vehicle signal display can be selected. After that, the
selected vehicle signal condition is displayed when “START” is touched.

AV COMM MONITOR

When “AV COMM MONITOR” is selected, “AV&NAVI C/U” and “AUDIO” are displayed.

AV&NAVI C/U

●

When “AV&NAVI C/U” is selected, the communication condition
from AV (NAVI) control unit to each unit and malfunction counter
are displayed.

●

Error counter displays OK if any malfunction is not detected in
the past. If the malfunction is detected, it displays 0. When turn-
ing the ignition switch ON, if it is normal, it displays 1. The upper
limit of the counter is 39.

Display Item

Dis-
play

Vehicle status

Remarks

VHCL SPD SIG

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

Parking brake is applied.

OFF

Parking brake is released.

ILLUM SIG

Light switch ON

–

OFF

Light switch OFF

IGN SIG

Ignition switch ON

–

OFF

Ignition switch in ACC position

REV SIG

Selector lever in R position

Changes in indication may be delayed. This is
normal.

OFF

Other than selector lever in R posi-
tion

Item to be selected

Description

VHCL SPD SIG

As well as selecting “ALL SIGNALS”

PKB SIG

ILLUM SIG

IGN SIG

REV SIG

Items

Display (PRSNT)

Error counter (PAST)

TRANSMIT DIAG

OK / UNKWN

OK / 0 - 39

PANEL SWITCH

OK / UNKWN

OK / 0 - 39

SW SECONDARY

RR CONTROL SW

OK / UNKWN

OK / 0 - 39

STEERING SW

OK / UNKWN

OK / 0 - 39

AUDIO

OK / UNKWN

OK / 0 - 39

SPEAKER AMP

OK / UNKWN

OK / 0 - 39

SIDE CAMERA

REAR CAMERA

OK / UNKWN

OK / 0 - 39

TV TUNER

DVD PLAYER

OK / UNKWN

OK / 0 - 39

VIDEO DIST

OK / UNKWN

OK / 0 - 39

ETC

SKIB4054E

AV-248

[WITH MOBILE ENTERTAINMENT SYSTEM]

DIAGNOSIS SYSTEM

AUDIO

●

When “AUDIO” is selected, the communication condition from
audio unit to each unit and malfunction counter are displayed.

●

ECU PART NUMBER

The part number of AV (NAVI) control unit is displayed.

FM MULTI

REMOTE CONT

OK / UNKWN

OK / 0 - 39

Items

Display (PRSNT)

Error counter (PAST)

Items

Display (Current)

Error counter (Past)

TRANSMIT DG

OK / UNKWN

OK / 0 - 39

SPEAKER AMP

OK/ UNKWN

OK / 0 - 39

TV TUNER

DVD PLAYER

OK / UNKWN

OK / 0 - 39

MD DECK

CD CHANGER

MD CHANGER

SKIB4055E

SKIB3680E

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