2007 INFINITI M35 control unit

AV-114
[WITHOUT MOBILE ENTERTAINMENT SYSTEM]
TROUBLE DIAGNOSIS
Revision: 2007 April2007 M35/M45
3. CHECK IMAGE SIGNAL
1. Connect DVD player connector and front display unit 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 front display unit.
NG >> Replace DVD player.
4. CHECK HARNESS BETWEEN AV (NAVI) CONTROL UNIT AND FRONT DISPLAY UNIT
1. Turn ignition switch OFF.
2. Disconnect AV (NAVI) control unit connector and front display unit connector.
3. Check continuity between AV (NAVI) control unit harness con-
nector (A) M210 terminal 50 and front display unit harness con-
nector (B) M203 terminal 2.
OK or NG
OK >> GO TO 5.
NG >> Repair harness or connector.
5. CHECK RGB AREA SIGNAL
1. Connect AV (NAVI) control unit connector and front display unit connector.
2. Turn ignition switch ON.
3. Shift the selector lever in R position.
4. Check signal between AV (NAVI) control unit harness connector
M210 terminal 50 and ground.
OK or NG
OK >> Replace front display unit
NG >> Replace AV (NAVI) control unit.20 – Ground:
SKIB4696E
SKIB2251J
50 – 2 : Continuity should exist.
SKIB4697E
50 – Ground:
SKIB4614E
PKIB4948J

TROUBLE DIAGNOSIS
AV-115
[WITHOUT MOBILE ENTERTAINMENT SYSTEM]
C
D
E
F
G
H
I
J
L
MA
B
AV
Revision: 2007 April2007 M35/M45
Warning Message of Whether Rear View Image Is Rolling or Not DisplayedNKS00495
1. CHECK HARNESS BETWEEN AV (NAVI) CONTROL UNIT AND FRONT DISPLAY UNIT
1. Disconnect AV (NAVI) control unit connector and front display unit connector.
2. Check continuity between AV (NAVI) control unit harness con-
nector (A) M210 terminals 51, 52 and display unit harness con-
nector (B) M203 terminals 4, 6.
3. Check continuity between AV (NAVI) control unit harness con-
nector (A) M210 terminals 51, 52 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 front display unit connector.
2. Turn ignition switch ON.
3. Check signal between AV (NAVI) control unit harness connector
M210 terminal 51 and ground.
OK or NG
OK >> GO TO 3.
NG >> Replace front display unit.
3. CHECK VERTICAL SYNCHRONIZING SIGNAL
Check signal between AV (NAVI) control unit harness connector
M210 terminal 52 and ground.
OK or NG
OK >> Replace AV (NAVI) control unit.
NG >> Replace front display unit.
DVD Operation Screen Is Not DisplayedNKS00496
Refer to AV- 11 5 , "Warning Message of Whether Rear View Image Is Rolling or Not Displayed" .
It Cannot Be Switched to DVD ModeNKS00497
Refer to AV- 11 6 , "DVD SOUND IS NOT OUTPUT" . 51 – 4 : Continuity should exist.
52 – 6 : Continuity should exist.
51, 52 – Ground : Continuity should not exist.
SKIB4698E
51 – Ground:
SKIB4699E
SKIB3601E
52 – Ground:
SKIB4700E
SKIB3598E

AV-116
[WITHOUT MOBILE ENTERTAINMENT SYSTEM]
TROUBLE DIAGNOSIS
Revision: 2007 April2007 M35/M45
Sound Is Not Output (Voice Guidance and TEL Voice Are Normal) NKS00498
DVD AND AUDIO SOUND ARE NOT OUTPUT
1. PERFORM CONSULT-II SELF-DIAGNOSIS
Perform “SELF-DIAG RESULT” of CONSULT-II and check the malfunction. Refer to AV- 1 0 3 , "
SELF-DIAG
RESULTS" .
OK or NG
OK >> GO TO 2.
NG >> Refer to AV- 1 0 3 , "
Display Item of SELF-DIAG RESULTS" .
2. CHECK AV COMM MONITOR
Select “AUDIO” of “AV COMM MONITOR”, and then check the displays of “TRANSMIT DG” and “SPEAKER
AMP”.
A or B
A >> Replace BOSE amp.
B >> Replace audio unit.
DVD SOUND IS NOT OUTPUT
1. PERFORM CONSULT-II SELF-DIAGNOSIS
Perform “SELF-DIAG RESULT” of CONSULT-II and check the malfunction. Refer to AV- 1 0 3 , "
SELF-DIAG
RESULTS" .
OK or NG
OK >> GO TO 2
NG >> Refer to AV- 1 0 3 , "
Display Item of SELF-DIAG RESULTS" .
2. CHECK AV COMM MONITOR
Select “AUDIO” of “AV COMM MONITOR”, and then check the displays of “TRANSMIT DG” and “DVD player”.
A or B
A >> Replace DVD player
B >> Replace audio unit.
Voice Activated Control System Is Not ActivatedNKS00499
THE SCREEN IS SWITCHED BY PRESSING THE STEERING SWITCH
1. VOICE MICROPHONE TEST
Turn “Voice Microphone Test” ON at Confirmation/Adjustment mode, and then check the sounds emitted from
the speaker. Refer to AV- 9 8 , "
Voice Microphone Test" .
Is the sound output?
YES >> Replace AV (NAVI) control unit.
NO >> GO TO 2A
TRANSMIT DG
SPEAKER AMP: OK
: UNKWN
B
TRANSMIT DG
SPEAKER AMP: UNKWN
: OK
A
TRANSMIT DG
DVD PLAYER: OK
: UNKWN
B
TRANSMIT DG
DVD PLAYER: UNKWN
: OK

TROUBLE DIAGNOSIS
AV-117
[WITHOUT MOBILE ENTERTAINMENT SYSTEM]
C
D
E
F
G
H
I
J
L
MA
B
AV
Revision: 2007 April2007 M35/M45
2. CHECK HARNESS BETWEEN AV (NAVI) CONTROL UNIT AND MIC.
1. Turn ignition switch OFF.
2. Disconnect AV (NAVI) control unit connector and MIC. connector.
3. Check continuity between AV (NAVI) control unit harness con-
nector (A) M78 terminals 6, 7, 8 and MIC. harness connector (B)
R52 terminals 4, 2, 1.
4. Check continuity between AV (NAVI) control unit harness con-
nector (A) M78 terminals 6, 7, 8 and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair harness or connector.
3. CHECK MIC. POWER SUPPLY
1. Connect AV (NAVI) control unit and MIC. connector.
2. Turn ignition switch ON.
3. Check voltage between AV (NAVI) control unit harness connec-
tor M78 terminals 6 and 7.
OK or NG
OK >> GO TO 4.
NG >> Replace AV (NAVI) control unit.
4. CHECK MIC. SIGNAL
1. Check signal between AV (NAVI) control unit harness connector
M78 terminals 8 and 7.
OK or NG
OK >> Replace AV (NAVI) control unit.
NG >> Replace MIC.
THE SCREEN IS NOT SWITCHED BY PRESSING THE STEERING SWITCH
Refer to AV- 11 8 , "Steering Switch Cannot Be Operated" . 6 – 4 : Continuity should exist.
7 – 2 : Continuity should exist.
8 – 1 : Continuity should exist.
6, 7, 8 – Ground : Continuity should not exist.
SKIB4632E
6 – 7 : Approx. 5 V
SKIB4633E
8 – 7:Give a voice
SKIB4634EPKIB5037J

TROUBLE DIAGNOSIS
AV-119
[WITHOUT MOBILE ENTERTAINMENT SYSTEM]
C
D
E
F
G
H
I
J
L
MA
B
AV
Revision: 2007 April2007 M35/M45
“PTT/TEL”, “BACK”, AND “VOLUME CONTROL” SWITCHES ARE NOT OPERATED
1. CHECK HARNESS
1. Check continuity between spiral cable harness connector (A)
M303 terminal 16 and audio unit harness connector (B) M76 ter-
minal 16.
2. Check continuity between spiral cable harness connector (A)
M303 terminal 16 and ground.
OK or NG
OK >> GO TO 2.
NG >> Check spiral cable. If the malfunction is detected, repair
the harness and connector.
2. CHECK STEERING SWITCH SIGNAL B
1. Turn ignition switch ON.
2. Check voltage between audio unit harness connector M76 ter-
minals 16 and 15
OK or NG
OK >> Replace steering switch.
NG >> Replace audio unit.
The Hands-Free Phone Cannot Be UsedNKS0049B
THE VOICE CANNOT BE HEARD
1. CHECK HARNESS AV (NAVI) CONTROL UNIT AND AUDIO UNIT
1. Disconnect AV (NAVI) control unit connector and audio unit connector.
2. Check continuity between AV (NAVI) control unit harness con-
nector (A) M78 terminals 10, 11 and audio unit harness connec-
tor (B) M77 terminals 30, 31.
3. Check continuity between AV (NAVI) control unit harness con-
nector (A) M78 terminals 10, 11 and ground.
OK or NG
OK >> GO TO 2.
NG >> Repair harness or connector.16 – 16 : Continuity should exist.
16 – Ground : Continuity should not exist.
SKIB4638E
16 – 15 : Approx. 5 V
SKIB4639E
10 – 30 : Continuity should exist.
11 – 31 : Continuity should exist.
10, 11 – Ground : Continuity should not exist.
SKIB4640E

AV-120
[WITHOUT MOBILE ENTERTAINMENT SYSTEM]
TROUBLE DIAGNOSIS
Revision: 2007 April2007 M35/M45
2. CHECK TEL VOICE SIGNAL
1. Connect AV (NAVI) control unit connector and audio unit connector.
2. Turn ignition switch ON.
3. Check signal between AV (NAVI) control unit harness connector
M78 terminals 10 and 11
OK or NG
OK >> Replace audio unit.
NG >> Replace AV (NAVI) control unit.
THE VOICE CANNOT BE TRANSMITTED
Refer to AV- 11 6 , "THE SCREEN IS SWITCHED BY PRESSING THE STEERING SWITCH" .
Voice Guidance Is Not Heard (Base System)NKS0049C
1. CHECK HARNESS BETWEEN AV (NAVI) CONTROL UNIT AND AUDIO UNIT
1. Disconnect AV (NAVI) control unit connector and audio unit connector.
2. Check continuity between AV (NAVI) control unit harness con-
nector (A) M78 terminals 12, 14 and audio unit harness connec-
tor (B) M77 terminals 32, 33.
3. Check continuity between AV (NAVI) control unit harness con-
nector (A) M78 terminals 12, 14 and ground.
OK or NG
OK >> GO TO 2.
NG >> Repair harness or connector.
2. CHECK VOICE GUIDANCE SIGNAL
1. Connect AV (NAVI) control unit connector and audio unit connector.
2. Turn ignition switch ON.
3. Push the voice button.
4. Check signal between AV (NAVI) control unit harness connector
M78 terminals 12 and 14.
OK or NG
OK >> Replace AV (NAVI) control unit.
NG >> Replace audio unit.10 – 11:When inputting TEL voice
SKIB4641ESKIB3609E
12 – 32 : Continuity should exist.
14 – 33 : Continuity should exist.
12, 14 – Ground : Continuity should not exist.
SKIB4702E
12 – 14:
SKIB4645E
SKIB3609E

TROUBLE DIAGNOSIS
AV-121
[WITHOUT MOBILE ENTERTAINMENT SYSTEM]
C
D
E
F
G
H
I
J
L
MA
B
AV
Revision: 2007 April2007 M35/M45
Voice Guidance Is Not Heard (BOSE System)NKS0049D
1. CHECK HARNESS BETWEEN AV (NAVI) CONTROL UNIT AND BOSE AMP
1. Disconnect AV (NAVI) control unit connector and BOSE amp connector.
2. Check continuity between AV (NAVI) control unit harness con-
nector (A) M78 terminals 12, 14 and BOSE amp harness con-
nector (B) B107 terminals 32, 12.
3. Check continuity between AV (NAVI) control unit harness con-
nector (A) M78 terminals 12, 14 and ground.
OK or NG
OK >> GO TO 2.
NG >> Repair harness or connector.
2. CHECK VOICE GUIDANCE SIGNAL
1. Connect AV (NAVI) control unit connector and BOSE amp connector.
2. Turn ignition switch ON.
3. Push the voice button.
4. Check signal between AV (NAVI) control unit harness connector
M78 terminals 12 and 14.
OK or NG
OK >> Replace AV (NAVI) control unit.
NG >> Replace BOSE amp.12 – 32 : Continuity should exist.
14 – 12 : Continuity should exist.
12, 14 – Ground : Continuity should not exist.
SKIB4644E
12 – 14:
SKIB4645E
SKIB3609E

TROUBLE DIAGNOSIS
AV-125
[WITHOUT MOBILE ENTERTAINMENT SYSTEM]
C
D
E
F
G
H
I
J
L
MA
B
AV
Revision: 2007 April2007 M35/M45
Rear view monitor image is not
clearFront glass of camera lens is dirtyDip a soft cloth into water and wipe the
glass softly.
There are raindrops, snow, etc. Wipe it with a soft cloth softly.
The sunlight or the headlight of following vehicle is
shining directly to the camera lens.It returns to the original condition if the light
applied to the lens disappears
The center position of possible
route line is not in the correct posi-
tion

Remove or replace the battery.

Replace steering angle sensor or camera control
unit.

Turn steering wheel when turning ignition switch
OFF.Perform the neutral position correction as
follows.

Fully turn the steering wheel to left/right.

Drive 100 m or more at vehicle speed 30
km/h or more. Symptom Possible cause Possible solution