Infiniti M35/M45 Y50. Manual - part 220

TROUBLE DIAGNOSIS

AV-257

[WITH MOBILE ENTERTAINMENT SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

AV

8. 

CHECK REAR VIEW IMAGE SIGNAL

Check signal between front display unit harness connector M203 ter-
minal 11 and ground.

OK or NG 

OK

>> Replace front display unit.

NG

>> Replace camera control unit.

DVD IMAGE IS NOT DISPLAYED

1. 

CHECK HARNESS BETWEEN AV (NAVI) CONTROL UNIT AND VIDEO DISTRIBUTOR

1.

Disconnect AV (NAVI) control unit connector and video distributor connector.

2.

Check continuity between AV (NAVI) control unit harness con-
nector (A) M210 terminal 50 and video distributor harness con-
nector (B) M207 terminal 48.

OK or NG

OK

>> GO TO 2.

NG

>> Repair harness or connector.

2. 

CHECK RGB AREA SIGNAL FOR AV (NAVI) CONTROL UNIT 

1.

Connect AV (NAVI) control unit connector and video distributor 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

>> GO TO 3.

NG

>> Replace AV (NAVI) control unit.

11 – Ground:

SKIB4612E

SKIB2251J

50 – 48

: Continuity should exist.

SKIB4613E

50 – Ground:

SKIB4614E

PKIB4948J

AV-258

[WITH MOBILE ENTERTAINMENT SYSTEM]

TROUBLE DIAGNOSIS

3. 

CHECK HARNESS BETWEEN VIDEO DISTRIBUTOR AND FRONT DISPLAY UNIT

1.

Turn ignition switch OFF.

2.

Disconnect video distributor connector and front display unit connector.

3.

Check continuity between video distributor harness connector
(A) M205 terminal 14 and front display unit harness connector
(B) M203 terminal 2.

OK or NG

OK >> GO 

TO 

4.

NG

>> Repair harness or connector.

4. 

CHECK RGB AREA SIGNAL FOR VIDEO DISTRIBUTOR

1.

Connect video distributor connector and front display unit connector.

2.

Turn ignition switch ON.

3.

Shift the selector lever in R position.

4.

Check signal between video distributor harness connector M205
terminal 14 and ground.

OK or NG

OK

>> Replace front display unit.

NG

>> Replace video distributor.

IT CANNOT BE SWITCHED TO REAR VIEW MONITOR IMAGE

1. 

CHECK REVERSE SIGNAL 

Select “Vehicle Signals” on Confirmation/Adjustment mode, and make sure that the reverse signal is input nor-
mally. Refer to 

AV-232, "VEHICLE SIGNALS"

 .

OK or NG

OK

>> GO TO 2.

NG

>> Check reverse signal circuit, and then repair the malfunctioning parts.

14 – 2

: Continuity should exist.

SKIB4615E

14 – Ground:

SKIB4616E

PKIB4948J

TROUBLE DIAGNOSIS

AV-259

[WITH MOBILE ENTERTAINMENT SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

AV

2. 

CHECK HARNESS BETWEEN AV (NAVI) CONTROL UNIT AND CAMERA CONTROL UNIT

1.

Turn ignition switch OFF.

2.

Disconnect AV (NAVI) control unit connector and camera control unit connector.

3.

Check continuity between AV (NAVI) control unit harness con-
nector (A) M210 terminal 67 and camera control unit harness
connector (B) B481 terminal 14.

OK or NG

OK

>> GO TO 3.

NG

>> Repair harness or connector.

3. 

CHECK CAMERA-CONNECTION RECOGNITION SIGNAL  

1.

Connect AV (NAVI) control unit connector.

2.

Turn ignition switch ON.

3.

Check voltage between AV (NAVI) control unit harness connec-
tor M210 terminal 67 and ground.

OK or NG

OK

>> Replace camera control unit.

NG

>> Replace AV (NAVI) control unit.

DVD Image Is Not Displayed

NKS004B6

ONLY FRONT DISPLAY

1. 

REAR VIEW MONITOR IMAGE CONFIRMATION

Make sure that rear view monitor image is displayed when setting the selector lever in R position.

Is it displayed?

YES

>> GO TO 2.

NO

>> GO TO 4.

2. 

CHECK HARNESS BETWEEN VIDEO DISTRIBUTOR AND FRONT DISPLAY UNIT

1.

Turn ignition switch OFF.

2.

Disconnect video distributor connector and front display unit connector.

3.

Check continuity between video distributor harness connector
(A) M205 terminal 8 and front display unit harness connector (B)
M203 terminal 15.

4.

Check continuity between video distributor harness connector
(A) M205 terminal 8 and ground.

OK or NG

OK >> GO 

TO 

3.

NG

>> Repair harness or connector.

67 – 14

: Continuity should exist.

SKIB4617E

67 – Ground:

: Approx. 5 V

SKIB4618E

8 – 15

: Continuity should exist.

8 – Ground

: Continuity should not exist.

SKIB4619E

AV-260

[WITH MOBILE ENTERTAINMENT SYSTEM]

TROUBLE DIAGNOSIS

3. 

CHECK IMAGE SIGNAL

1.

Connect video distributor connector and front display unit connector.

2.

Turn ignition switch ON.

3.

Display DVD image.

4.

Check signal between video distributor harness connector M205
terminal 8 and ground.

OK or NG

OK

>> Replace front display unit.

NG

>> Replace video distributor.

4. 

CHECK HARNESS BETWEEN AV (NAVI) CONTROL UNIT AND VIDEO DISTRIBUTOR

1.

Turn ignition switch OFF.

2.

Disconnect AV (NAVI) control unit connector and video distributor connector.

3.

Check continuity between and AV (NAVI) control unit harness
connector (A) M210 terminal 50 and video distributor harness
connector (B) M207 terminal 48.

OK or NG

OK

>> GO TO 5.

NG

>> Repair harness or connector.

5. 

CHECK RGB AREA SIGNAL FOR AV (NAVI) CONTROL UNIT 

1.

Connect AV (NAVI) control unit connector and video distributor 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

>> GO TO 6.

NG

>> Replace AV (NAVI) control unit.

8 – Ground:

SKIB4620E

SKIB2251J

50 – 48

: Continuity should exist.

SKIB4621E

50 – Ground:

SKIB4614E

PKIB4948J