2007 INFINITI M35 CD player

DIAGNOSIS SYSTEM
AV-235
[WITH MOBILE ENTERTAINMENT SYSTEM]
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AV
Revision: 2007 April2007 M35/M45

AV COMM CIRCUIT

Switches Connection Error

DVD Deck Connection Error

Audio Unit Connection Error

Amplifier Connection Error

Rearview Camera Connection ErrorMalfunction is detected on communi-
cation circuit between video distributor
and DVD player

Communication circuit between video
distributor and DVD player

Video distributor

DVD player

AV COMM CIRCUIT

Switches Connection Error

Audio Unit Connection Error

Amplifier Connection Error

Rearview Camera Connection ErrorMalfunction is detected on communi-
cation circuit between DVD player and
multifunction switch

Communication circuit between DVD
player and multifunction switch

DVD player

Multifunction switch

AV COMM CIRCUIT

Audio Unit Connection Error

Amplifier Connection Error

Rearview Camera Connection ErrorMalfunction is detected on communi-
cation circuit between multifunction
switch and camera control unit

Communication circuit between multi-
function switch and camera control unit

Multifunction switch

Camera control unit

AV COMM CIRCUIT

Audio Unit Connection Error

Amplifier Connection ErrorMalfunction is detected on communi-
cation circuit between camera control
unit and BOSE amp

Communication circuit between camera
control unit and BOSE amp

Camera control unit

BOSE amp

AV COMM CIRCUIT

Audio Unit Connection ErrorWith rear control switch

Audio unit power supply and ground
circuit malfunction is detected

Malfunction is detected on communi-
cation circuit between BOSE amp
and rear control switch

Malfunction is detected on communi-
cation circuit between rear control
switch and audio unit

Malfunction is detected on communi-
cation signal between audio unit and
AV ( N AV I ) c o n t r o l u n i t

Communication circuit between BOSE
amp and rear control switch

Communication circuit between rear
control switch and audio unit

BOSE amp

Rear control switch

Audio unit

AV ( N AV I ) c o n t r o l u n i t
Without rear control switch

Audio unit power supply and ground
circuit malfunction is detected

Malfunction is detected on communi-
cation circuit between BOSE amp
and audio unit

Malfunction is detected on communi-
cation signal between audio unit and
AV ( N AV I ) c o n t r o l u n i t

Audio unit power supply and ground cir-
cuit

Communication circuit between BOSE
amp and audio unit

Audio unit

AV ( N AV I ) c o n t r o l u n i t

BOSE amp

AV COMM CIRCUIT

Video Distributor Connection Error

Video distributor power supply and
ground circuit malfunction is
detected

Malfunction is detected on communi-
cation signal between video distribu-
tor and AV (NAVI) control unit

Video distributor power supply and
ground circuit

Video distributor

AV ( N AV I ) c o n t r o l u n i t

AV COMM CIRCUIT

Rearview Camera Connection Error

Camera control unit power supply
and ground circuit malfunction is
detected

Malfunction is detected on communi-
cation signal between camera con-
trol unit and AV (NAVI) control unit

Camera control unit power supply and
ground circuit

Camera control unit

AV ( N AV I ) c o n t r o l u n i t Error item Description Possible cause/Action to take

AV-236
[WITH MOBILE ENTERTAINMENT SYSTEM]
DIAGNOSIS SYSTEM
Revision: 2007 April2007 M35/M45

AV COMM CIRCUIT

Switches Connection Error

Multifunction switch power supply
and ground circuit malfunction is
detected

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

Multifunction switch power supply and
ground circuit

Multifunction switch

AV (NAVI) control unit

AV COMM CIRCUIT

DVD Deck Connection Error

DVD player power supply and
ground circuit malfunction is
detected

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

DVD player power supply and ground
circuit

DVD player

AV (NAVI) control unit

AV COMM CIRCUIT

Amplifier Connection Error

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 Display Connection Error

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 Display Connection Error

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 ErrorGPS antenna connection malfunction
is detected

GPS antenna feeder

GPS antenna

NAVI control unit
Camera Control Unit Connection ErrorCamera and connection recognition
signal circuit malfunction is detected

Camera-connection recognition signal
circuit

Camera control unit

AV (NAVI) control unit
FLASH-ROM Error Of Control UnitAV (NAVI) control unit malfunction is
detectedReplace AV (NAVI) control unit
Refer to AV-282, "
AV (NAVI) Control Unit"
Connection Of GyroNAVI control unit malfunction is
detectedReplace NAVI control unit
Refer to AV-282, "AV (NAVI) Control Unit"
GPS Communication Error
GPS malfunction is detectedIf 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 Error
GPS RAM Error
GPS RTC ErrorError item Description Possible cause/Action to take

DIAGNOSIS SYSTEM
AV-243
[WITH MOBILE ENTERTAINMENT SYSTEM]
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AV
Revision: 2007 April2007 M35/M45
5. Select diagnosis item on “SELECT DIAG MODE” screen.
SELF-DIAG RESULTS
The self-diagnosis is started and self-diagnostic results are dis-
played by touching “START” after selecting “SELF-DIAG RESULTS”.

In CONSULT-II self-diagnosis, self-diagnostic results and error
history are displayed collectively.

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

If DTC [U1000], [U1300] are detected, “0” is displayed at TIME.
If it is normal the next time ignition switch is ON of next time, add
1 to the TIME.
Display Item of Self-Diagnostic Results
Self-diagnostic results may be displayed simultaneously according to the cause. If some error items are dis-
played simultaneously, the detection of the cause can be performed by the combination of display items
BCIA0031E
SKIB3674E
Error item Description Possible cause/Action to take
CAN_COMM_CIRCUIT [U1000]CAN communication malfunction is
detectedPrint out the self-diagnostic results and go
to LAN-42, "
Precautions When Using
CONSULT-II" .
CONTROL UNIT (CAN) [U1010]CAN initial diagnosis malfunction is
detectedReplace AV (NAVI) control unit
Refer to AV-282, "
AV (NAVI) Control Unit"
CONTROL UNIT (AV) [U1310]AV communication circuit initial diagno-
sis malfunction is detectedReplace AV (NAVI) control unit
Refer to AV-282, "AV (NAVI) Control Unit"

AV COMM CIRCUIT [U1300]

SWITCH CONN [U1240]

VIDEO DIST CONN [U1246]

DVD DECK CONN [U1248]

AUDIO H/U CONN [U1249]

AMP CONN [U124E]

REAR CAMERA CONN [U1252]Malfunction is detected on communi-
cation circuit between AV (NAVI) con-
trol unit and video distributor

Communication circuit between AV
(NAVI) control unit and video distributor

AV ( N AV I ) c o n t r o l u n i t

Video distributor

AV COMM CIRCUIT [U1300]

SWITCH CONN [U1240]

DVD DECK CONN [U1248]

AUDIO H/U CONN [U1249]

AMP CONN [U124E]

REAR CAMERA CONN [U1252]Malfunction is detected on communi-
cation circuit between video distributor
and DVD player

Communication circuit between video
distributor and DVD player

Video distributor

DVD player

AV COMM CIRCUIT [U1300]

SWITCH CONN [U1240]

AUDIO H/U CONN [U1249]

AMP CONN [U124E]

REAR CAMERA CONN [U1252]Malfunction is detected on communi-
cation circuit between DVD player and
multifunction switch

Communication circuit between DVD
player and multifunction switch

DVD player

Multifunction switch

AV-244
[WITH MOBILE ENTERTAINMENT SYSTEM]
DIAGNOSIS SYSTEM
Revision: 2007 April2007 M35/M45

AV COMM CIRCUIT [U1300]

AUDIO H/U CONN [U1249]

AMP CONN [U124E]

REAR CAMERA CONN [U1252]Malfunction is detected on communi-
cation circuit between multifunction
switch and camera control unit

Communication circuit between multi-
function switch and camera control unit

Multifunction switch

Camera control unit

AV COMM CIRCUIT [U1300]

AUDIO H/U CONN [U1249]

AMP CONN [U124E]

Malfunction is detected on communi-
cation circuit between camera con-
trol unit and BOSE amp
Communication circuit between camera
control unit and BOSE amp

Camera control unit

BOSE amp

AV COMM CIRCUIT [U1300]

AUDIO H/U CONN [U1249]With rear control switch

Audio unit power supply and ground
circuit malfunction is detected

Malfunction is detected on communi-
cation circuit between BOSE amp
and rear control switch

Malfunction is detected on communi-
cation circuit between rear control
switch and audio unit

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

Communication circuit between BOSE
amp and rear control switch

Communication circuit between rear
control switch and audio unit

BOSE amp

Rear control switch

Audio unit

AV (NAVI) control unit
Without rear control switch

Audio unit power supply and ground
circuit malfunction is detected

Malfunction is detected on communi-
cation circuit between BOSE amp
and audio unit

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

Audio unit power supply and ground cir-
cuit

Communication circuit between BOSE
amp and audio unit

Audio unit

AV (NAVI) control unit

BOSE amp

AV COMM CIRCUIT [U1300]

VIDEO DIST CONN [U1246]

Video distributor power supply and
ground circuit malfunction is
detected

Malfunction is detected on communi-
cation signal between video distribu-
tor and AV (NAVI) control unit

Video distributor power supply and
ground circuit

Video distributor

AV (NAVI) control unit

AV COMM CIRCUIT [U1300]

REAR CAMERA CONN [U1252]

Camera control unit power supply
and ground circuit malfunction is
detected

Malfunction is detected on communi-
cation signal between camera con-
trol unit and AV (NAVI) control unit

Camera control unit power supply and
ground circuit

Camera control unit

AV (NAVI) control unit

AV COMM CIRCUIT [U1300]

SWITCH CONN [U1240]

Multifunction switch power supply
and ground circuit malfunction is
detected

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

Multifunction switch power supply and
ground circuit

Multifunction switch

AV (NAVI) control unit

AV COMM CIRCUIT [U1300]

DVD DECK CONN [U1248]

DVD player power supply and
ground circuit malfunction is
detected

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

DVD player power supply and ground
circuit

DVD player

AV (NAVI) control unit Error item Description Possible cause/Action to take

DIAGNOSIS SYSTEM
AV-247
[WITH MOBILE ENTERTAINMENT SYSTEM]
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Revision: 2007 April2007 M35/M45
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 C O M M M O N I T O R
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 ItemDis-
playVehicle status Remarks
VHCL SPD SIGON 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 SIGON Parking brake is applied.
OFF Parking brake is released.
ILLUM SIGON Light switch ON
–
OFF Light switch OFF
IGN SIGON Ignition switch ON
–
OFF Ignition switch in ACC position
REV SIGON Selector lever in R position
Changes in indication may be delayed. This is
normal.
OFFOther 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
Revision: 2007 April2007 M35/M45
AUDIO

When “AUDIO” is selected, the communication condition from
audio 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.
ECU PART NUMBER
The part number of AV (NAVI) control unit is displayed.
FM MULTI - -
REMOTE CONT OK / UNKWN OK / 0 - 39Items 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

AV-262
[WITH MOBILE ENTERTAINMENT SYSTEM]
TROUBLE DIAGNOSIS
Revision: 2007 April2007 M35/M45
2. CHECK RGB AREA SIGNAL
1. Connect video distributor connector and rear display unit connector.
2. Turn ignition switch ON.
3. Select DVD mode on rear display.
4. Check signal between rear display unit harness connector R102
terminal 17 and ground.
OK or NG
OK >> GO TO 3.
NG >> Replace video distributor.
3. CHECK IMAGE SIGNAL
1. Connect video distributor connector and rear display unit connector.
2. Turn ignition switch ON.
3. Display DVD image.
4. Check signal between video distributor harness connector M206
terminal 34 and ground.
OK or NG
OK >> Replace rear display unit.
NG >> Replace video distributor.
BOTH FRONT DISPLAY AND REAR DISPLAY
1. CHECK HARNESS BETWEEN DVD PLAYER AND VIDEO DISTRIBUTOR
1. Disconnect DVD player connector and video distributor connector.
2. Check continuity between DVD player harness connector (A)
M272 terminal 20 and video distributor harness connector (B)
M205 terminal 23.
3. Check continuity between DVD player harness connector (A)
M272 terminal 20 and ground.
OK or NG
OK >> GO TO 2.
NG >> Repair harness or connector.17 – Ground:
SKIB4626E
PKIB4949J
34 – Ground:
SKIB4627E
SKIB2251J
20 – 23 : Continuity should exist.
20 – Ground : Continuity should not exist.
SKIB4628E

TROUBLE DIAGNOSIS
AV-263
[WITH MOBILE ENTERTAINMENT SYSTEM]
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Revision: 2007 April2007 M35/M45
2. CHECK IMAGE SIGNAL
1. Connect DVD player and video distributor connector.
2. Turn ignition switch ON.
3. Display DVD image.
4. Check signal between DVD player harness connector M272 ter-
minal 20 and ground.
OK or NG
OK >> Replace video distributor.
NG >> Replace DVD player.
Warning Message of Whether Rear View Image Is Rolling or Not DisplayedNKS004B7
1. CHECK HARNESS BETWEEN VIDEO DISTRIBUTOR AND FRONT DISPLAY UNIT
1. Disconnect video distributor connector and front display unit connector.
2. Check continuity between video distributor harness connector
(A) M205 terminals 15, 16 and front display unit harness con-
nector (B) M203 terminals 4, 6.
3. Check continuity between video distributor harness connector
(A) M205 terminals 15, 16 and ground.
OK or NG
OK >> GO TO 2.
NG >> Repair harness or connector.
2. CHECK HORIZONTAL SYNCHRONIZING SIGNAL
1. Connect AV (NAVI) control unit connector and display unit connector.
2. Turn ignition switch ON.
3. Check signal between video distributor harness connector M205
terminal 15 and ground.
OK or NG
OK >> GO TO 3.
NG >> Replace front display unit.20 – Ground:
SKIB4629E
SKIB2251J
15 – 4 : Continuity should exist.
16 – 6 : Continuity should exist.
15, 16 – Ground : Continuity should not exist.
SKIB4823E
15 – Ground:
SKIB4824E
SKIB3601E