Infiniti G35 (V35). Manual - part 140

NAVIGATION SYSTEM

AV-75

C

D

E

F

G

H

I

J

L

M

A

B

AV

2. 

CHECK RGB SIGNAL

1.

Connect NAVI control unit connector and display unit connector.

2.

Turn ignition switch ON.

3.

Display “Color bar” by “CONFIRMATION/ADJUSTMENT” mode.

4.

Check the signal between NAVI control unit harness connector
M 58 terminals 44 and 47 with CONSULT-ll or oscilloscope.

●

When the screen looks bluish

OK or NG

OK

>> Replace display unit.

NG

>> Replace NAVI control unit.

Color of RGB Image Is Not Proper (Reddish)

NKS002GC

1. 

CHECK RGB HARNESS

1.

Turn ignition switch OFF.

2.

Disconnect NAVI control unit harness connector and display unit harness connector.

3.

Check continuity between NAVI control unit harness connector
(A) M58 and display unit harness connector (B) M35.

4.

Check continuity between NAVI control unit harness connector
(A) M58 and ground.

–

When the screen looks reddish

OK or NG

OK

>> GO TO 2.

NG

>> Repair harness or connector.

Terminals

Voltage (v)

NAVI control unit (+)

NAVI control unit (–)

Connector

Terminal

Connector

Terminal

M58

44

M58

47

Refer to 

AV-53, "Ter-

minals and Refer-
ence Value for NAVI 
Control Unit"

 .

SKIB7272E

Terminals

Continuity

NAVI control unit

Display unit

Connector

Terminal

Connector

Terminal

M58

45

M35

2

Yes

47

4

Terminals

Continuity

NAVI control unit

Ground

Connector

Terminal

M58

45

No

47

SKIB7273E

AV-76

NAVIGATION SYSTEM

2. 

CHECK RGB SIGNAL

1.

Connect NAVI control unit connector and display unit connector.

2.

Turn ignition switch ON.

3.

Display “Color bar” by “CONFIRMATION/ADJUSTMENT” mode.

4.

Check the signal between NAVI control unit harness connector
M 58 terminals 45 and 47 with CONSULT-ll or oscilloscope.

●

When the screen looks reddish.

OK or NG

OK

>> Replace display unit.

NG

>> Replace NAVI control unit.

Color of RGB Image Is Not Proper (Yellowish)

NKS002GD

1. 

CHECK RGB HARNESS

1.

Turn ignition switch OFF.

2.

Disconnect NAVI control unit connector and display unit connector.

3.

Check continuity between NAVI control unit harness connector
(A) M58 and display unit harness connector (B) M35.

4.

Check continuity between NAVI control unit harness connector
(A) M58 and ground.

–

When the screen looks yellowish

OK or NG

OK

>> GO TO 2.

NG

>> Repair harness or connector.

Terminals

Voltage (V)

NAVI control unit (+)

NAVI control unit (–)

Connector

Terminal

Connector

Terminal

M58

45

M58

47

Refer to 

AV-53, "Ter-

minals and Refer-

ence Value for NAVI 

Control Unit"

 .

SKIB7274E

Terminals

Continuity

NAVI control unit

Display unit

Connector

Terminal

Connector

Terminal

M58

46

M35

3

Yes

47

4

Terminals

Continuity

NAVI control unit

Ground

Connector

Terminal

M58

46

No

47

SKIB7275E

NAVIGATION SYSTEM

AV-77

C

D

E

F

G

H

I

J

L

M

A

B

AV

2. 

CHECK RGB SIGNAL

1.

Connect NAVI control unit connector and display unit connector.

2.

Turn ignition switch ON.

3.

Display “Color bar” by “CONFIRMATION/ADJUSTMENT” mode.

4.

Check the signal between NAVI control unit harness connector
M58 terminals 46 and 47 with CONSULT-ll or oscilloscope.

●

When the screen looks yellowish

OK or NG

OK

>> Replace display unit.

NG

>> Replace NAVI control unit.

RGB Screen Is Rolling

NKS002GE

1. 

CHECK RGB SYNCHRONIZING CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect NAVI control unit connector and display unit connector.

3.

Check continuity between NAVI control unit harness connector
(A) M58 and display unit harness connector (B) M35.

4.

Check continuity between NAVI control unit harness connector
(A) M58 and ground.

OK or NG

OK

>> GO TO 2.

NG

>> Repair harness or connector.

Terminals

Voltage (V)

NAVI control unit (+)

NAVI control unit (–)

Connector

Terminal

Connector

Terminal

M58

46

M58

47

Refer to 

AV-53, "Termi-

nals and Reference 

Value for NAVI Control 

Unit"

 .

SKIB7276E

Terminals

Continuity

NAVI control unit

Display unit

Connector

Terminal

Connector

Terminal

M58

48

M35

7

Yes

Terminals

Continuity

NAVI control unit

Ground

Connector

Terminal

M58

48

No

SKIB7277E

AV-78

NAVIGATION SYSTEM

2. 

CHECK RGB SYNCHRONIZING SIGNAL

1.

Connect NAVI control unit connector and display unit connector.

2.

Turn ignition switch ON.

3.

Press the “MAP” switch.

4.

Check the signal between NAVI control unit harness connector
M58 terminal 48 and 49 with CONSULT-ll or oscilloscope.

OK or NG

OK

>> Replace display unit.

NG

>> Replace NAVI control unit.

Voice Guidance Is Not Heard

NKS002GF

1. 

CHECK VOICE GUIDANCE HARNESS

1.

Turn ignition switch OFF.

2.

Disconnect NAVI control unit connector and audio unit connector.

3.

Check continuity between NAVI control unit harness connector
(A) M57 and audio unit harness connector (B) M39.

4.

Check continuity between NAVI control unit harness connector (A) M58 and ground.

OK or NG

OK

>> GO TO 2.

NG

>>

●

Check harness for open or short between NAVI control unit and audio unit.

●

Check connector housings for disconnected or loose terminals.

48 - Ground

: Refer to 

AV-53, "Terminals and Ref-

erence Value for NAVI Control Unit"

 .

SKIB7278E

Terminals

Continuity

NAVI control unit

Audio unit

Connector

Terminal

Connector

Terminal

M57

12

M39

32

Yes

13

31

14

30

24

24

Terminals

Continuity

NAVI control unit

Ground

Connector

Terminal

M57

12

No

13

14

24

SKIB7279E