Nissan Murano Z50 (2003 year). Manual - part 25

NAVIGATION SYSTEM

AV-193

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2. 

CHECK HARNESS

1.

Turn ignition switch OFF.

2.

Disconnect NAVI control unit connector, unified meter and A/C amp. connector, combination meter con-
nector, display control unit connector, audio unit connector and shift lock control unit connector.

3.

Check continuity between NAVI control unit harness connector
M63 terminal 28 (V/W) and unified meter and A/C amp. harness
connector M50 terminal 26 (V/W).

4.

Check continuity between NAVI control unit harness connector
M63 terminal 28 (V/W) and ground.

OK or NG

OK

>> GO TO 3.

NG

>> Repair harness.

3. 

CHECK NAVI CONTROL UNIT

1.

Connect NAVI control unit connector.

2.

Turn ignition switch ON.

3.

Check voltage between NAVI control unit harness connector
M63 terminal 28 (V/W) and ground.

OK or NG

OK

>> GO TO 4.

NG

>> Replace NAVI control unit.

4. 

CHECK VEHICLE SPEED SIGNAL

1.

Connect unified meter and A/C amp. connector, combination meter connector, display control unit con-
nector, audio unit connector and shift lock control unit connector.

2.

Drive vehicle at a constant speed.

3.

Check signal between NAVI control unit harness connector M63
terminal 28 (V/W) and ground with CONSULT-ll or oscilloscope.

OK or NG

OK

>> INSPECTION END

NG

>> Check combination meter system. Refer to 

DI-15, "Diag-

nosis Flow"

 .

Vehicle Speed Signal Check for Display Control Unit

AKS005G5

1. 

SPEEDOMETER FUNCTION CHECK

Does speedometer is operated normally?

Yes or No

Yes

>> GO TO 2.

No

>> Check combination meter trouble diagnosis. Refer to 

DI-15, "Diagnosis Flow"

 .

Continuity should exist.

Continuity should not exist.

SKIA4294E

Approx. 5V

SKIA4295E

28 (V/W) – Ground

: Refer to 

AV-164, "Terminals 

and Reference Value for NAVI 
Control unit"

 .

SKIA4615E

AV-194

NAVIGATION SYSTEM

Revision; 2004 April

2003 Murano

2. 

HARNESS CHECK

1.

Turn ignition switch OFF.

2.

Disconnect display control unit connector, unified meter and A/C amp. connector, combination meter con-
nector, NAVI control unit connector, audio unit connector and shift lock control unit connector.

3.

Check continuity between display control unit harness connector
M42 terminal 16 (V/W) and unified meter and A/C amp. harness
connector M50 terminal 26 (V/W).

4.

Check continuity between display control unit harness connector
M42 terminal 16 (V/W) and ground.

OK or NG

OK

>> GO TO 3.

NG

>> Repair harness.

3. 

CHECK DISPLAY CONTROL UNIT

1.

Connect display control unit connector.

2.

Turn ignition switch ON.

3.

Check voltage between display control unit harness connector
M42 terminal 16 (V/W) and ground.

OK or NG

OK

>> GO TO 4.

NG

>> Replace display control unit.

4. 

CHECK VEHICLE SPEED SIGNAL

1.

Connect unified meter and A/C amp. connector, combination meter connector, NAVI control unit connec-
tor, audio unit connector and shift lock control unit connector.

2.

Drive vehicle at a constant speed.

3.

Check signal between display control unit harness connector
M42 terminal 16 (V/W) and ground with CONSULT-ll or oscillo-
scope.

OK or NG

OK

>> INSPECTION END

NG

>> Check unified meter and A/C amp. system. Refer to 

DI-

15, "Diagnosis Flow"

 .

Continuity should exist.

Continuity should not exist.

SKIA4296E

Approx. 5V

SKIA4297E

16 (V/W) – Ground

: Refer to 

AV-166, "Terminals 

and Reference Value for Dis-
play Control unit"

 .

SKIA4616E

NAVIGATION SYSTEM

AV-195

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Illumination Signal Check for NAVI Control Unit

AKS004RJ

1. 

CHECK ILLUMINATION SIGNAL

1.

Turn the ignition switch ON.

2.

Check voltage between NAVI control unit and ground.

OK or NG

OK

>> INSPECTION END

NG

>> Check harness for open or short between NAVI control

unit and IPDM E/R.

Illumination Signal Check for Display Control Unit 

AKS005G6

1. 

CHECK ILLUMINATION SIGNAL

1.

Turn ignition switch ON.

2.

Check voltage between display control unit and ground.

OK or NG

OK

>> INSPECTION END

NG

>> Check harness for open or short between display con-

trol unit and IPDM E/R.

Ignition Signal Check for NAVI Control Unit

AKS004RK

1. 

CHECK IGNITION SIGNAL

1.

Turn ignition switch ON.

2.

Check voltage between NAVI control unit harness connector
M63 terminal 26 (G) and ground.

OK or NG

OK

>> INSPECTION END

NG

>> Check harness for open or short between NAVI control

unit and fuse.

Terminals

Lighting switch position

(+)

(–)

Connector

Terminal

 (Wire color)

1st or 2nd 

position

OFF

M63

25 (R/L)

Ground

Approx. 12V

Approx. 0V

SKIA4298E

Terminals

Lighting switch position

(+)

(–)

Connector

Terminal

 (Wire color)

1st or 2nd 

position

OFF

M42

14 (R/L)

Ground

Approx. 12V

Approx. 0V

SKIA4299E

Battery voltage should exist.

SKIA8939E

AV-196

NAVIGATION SYSTEM

Revision; 2004 April

2003 Murano

Ignition Signal Check for Display Control Unit

AKS005G7

1. 

CHECK IGNITION SIGNAL

1.

Turn ignition switch ON.

2.

Check voltage between display control unit harness connector
M42 terminal 12 (G) and ground.

OK or NG

OK

>> INSPECTION END

NG

>> Check harness for open or short between display con-

trol unit and fuse.

Reverse Signal Check for NAVI Control Unit

AKS005G8

1. 

CHECK REVERSE LAMP 

1.

Turn ignition switch ON.

2.

Selector lever into R-position. Does “R” in the shift position indicator come on?

YES or NO

YES

>> GO TO 2.

NO

>> Check back-up lamp system. Refer to 

LT-268, "BACK-UP LAMP"

 .

2. 

CHECK REVERSE SIGNAL

With the selector lever in R-position, Check voltage between NAVI
control unit and ground.

OK or NG

OK

>> INSPECTION END

NG

>> Check harness for open or short between NAVI control

unit and back-up lamp position relay.

Reverse Signal Check for Display Control Unit

AKS004RL

1. 

CHECK REVERSE LAMP

1.

Turn ignition switch ON.

2.

Selector lever into R-position. Does “R” in the shift position indicator come on?

YES or NO

YES

>> GO TO 2.

NO

>> Check back-up lump system. Refer to 

LT-268, "BACK-UP LAMP"

 .

Battery voltage should exist.

SKIA8940E

Terminals

Selector lever position

(+)

(–)

Connector

Terminal 

(Wire color)

R-position

Other than R-

position

M63

27 (G/W)

Ground

Approx. 12V

Approx. 0V

SKIA9498E

NAVIGATION SYSTEM

AV-197

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2. 

CHECK REVERSE SIGNAL

With the selector lever in R-position, Check voltage between  display
control unit and ground.

OK or NG

OK

>> INSPECTION END

NG

>> Check harness for open or short between display con-

trol unit and back-up lump position relay.

AV Communication Line Check (Between Display Control Unit and NAVI Control 
Unit).

AKS005R8

1. 

CHECK POWER SUPPLY AND GROUND CIRCUIT

1.

Check system of power supply and ground circuit NAVI control unit. Refer to 

AV-188, "Power Supply and

Ground Circuit Check for NAVI Control Unit"

 .

OK or NG

OK

>> GO TO 2.

NG

>> Check the malfunctioning parts.

2. 

CHECK HARNESS

1.

Turn ignition switch OFF.

2.

Disconnect NAVI control unit connector and display control unit connector.

3.

Check continuity between NAVI control unit and display control unit.

4.

Check continuity between NAVI control unit and ground.

OK or NG

OK

>> GO TO 3.

NG

>> Repair harness or connector.

Terminals

Selector lever position

(+)

(–)

Connector

Terminal 

(Wire color)

R-position

Other than
 R-position

M42

6 (G/W)

Ground

Approx. 12V

Approx. 0V

SKIA8942E

Terminals

Continuity

NAVI control unit (+)

Display control unit (–)

Connector

Terminal 

(Wire color)

Connector

Terminal 

(Wire color)

M63

44 (O)

M43

32 (O)

Yes

45 (B/P)

34 (B/P)

Terminals

Continuity

NAVI control unit(+)

(–)

Connector

Terminal (Wire color)

M63

44 (O)

Ground

No

45 (B/P)

SKIA4444E

AV-198

NAVIGATION SYSTEM

Revision; 2004 April

2003 Murano

3. 

CHECK AV COMMUNICATION SIGNAL

1.

Connect NAVI control unit connector and display control unit connector.

2.

Turn ignition switch ON.

3.

Check signal between NAVI control unit harness connector M63
terminal 44 (O) and 45 (B/P) with CONSULT-ll or oscilloscope. 

OK or NG

OK

>> Replace display control unit.

NG

>> Replace NAVI control unit.

Audio Communication Line Check (Between Display Control Unit and Audio 
Unit)

AKS005R9

1. 

CHECK POWER SUPPLY AND GROUND CIRCUIT

1.

Check system of power supply and ground circuit audio unit. Refer to 

AV-38, "Power Supply Circuit

Inspection"

 .

OK or NG

OK

>> GO TO 2.

NG

>> Check the malfunctioning parts.

2. 

CHECK HARNESS

1.

Turn ignition switch OFF.

2.

Disconnect audio unit connector and display control unit connector.

3.

Check continuity between audio unit and display control unit.

4.

Check continuity between display control unit and ground.

OK or NG

OK

>> GO TO 3.

NG

>> Repair harness or connector.

44 (O), 45 (B/P)-Ground

: Refer to 

AV-164, "Terminals 

and Reference Value for 
NAVI Control unit"

 .

SKIA4445E

Terminals

Continuity

Display control unit (+)

Audio unit (–)

Connector

Terminal 

(Wire color)

Connector

Terminal 

(Wire color)

M43

40 (R/G)

M46

23 (R/G)

Yes

42 (R/Y)

21 (R/Y)

Terminals

Continuity

Display control unit(+)

(–)

Connector

Terminal (Wire color)

M43

40 (R/G)

Ground

No

42 (R/Y)

SKIA4446E

NAVIGATION SYSTEM

AV-199

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3. 

CHECK1: AUDIO-TX COMMUNICATION SIGNAL

1.

Connect audio unit connector.

2.

Turn ignition switch ON.

3.

Check voltage between audio unit harness connector M46 ter-
minal 23 (R/G) and ground. 

OK or NG

OK

>> GO TO 4.

NG

>> Replace audio unit.

4. 

CHECK2: AUDIO-RX COMMUNICATION SIGNAL

1.

Disconnect audio unit connector, and connect display control unit connector.

2.

Turn ignition switch ON.

3.

Check voltage between display control unit harness connector
M43 terminal 42 (R/Y) and ground. 

OK or NG

OK

>> GO TO 5.

NG

>> Replace display control unit.

5. 

CHECK3: AUDIO-TX COMMUNICATION SIGNAL

1.

Connect audio unit connector.

2.

Turn ignition switch ON.

3.

Check signal between display control unit harness connector
M43 terminal 40 (R/G) and ground with CONSULT-ll or oscillo-
scope. 

OK or NG

OK

>> GO TO 6.

NG

>> Replace display control unit.

Approx. 4V

SKIA9484E

Approx. 4V

SKIA4448E

40 (R/G) - Ground

: Refer to

AV-166, "Terminals 

and Reference Value for Dis-
play Control unit"

 .

SKIA4447E

AV-200

NAVIGATION SYSTEM

Revision; 2004 April

2003 Murano

6. 

CHECK4: AUDIO-RX COMMUNICATION SIGNAL

1.

Turn ignition switch ON.

2.

Check signal between display control unit harness connector
M43 terminal 42 (R/Y) and ground with CONSULT-ll or oscillo-
scope. 

OK or NG

OK

>> Replace display control unit.

NG

>> Replace audio unit.

Display Communication Line Check (Between Display Control Unit and Display)

AKS005RA

1. 

CHECK HARNESS

1.

Turn ignition switch OFF.

2.

Disconnect display connector and display control unit connector.

3.

Check continuity between display control unit and Display.

4.

Check continuity between display control unit and ground.

OK or NG

OK

>> GO TO 2.

NG

>> Repair harness or connector.

2. 

CHECK1: COMMUNICATION SIGNAL (DCU–DSP)

1.

Connect display connector.

2.

Turn ignition switch ON.

3.

Check voltage between display harness connector M38 terminal
11 (O/L) and ground. 

OK or NG

OK

>> GO TO 3.

NG

>> Replace display.

42 (R/Y) - Ground

: Refer to

AV-166, "Terminals 

and Reference Value for Dis-
play Control unit"

 .

SKIA4448E

Terminals

Continuity

Display control unit (+)

Display (–)

Connector

Terminal 

(Wire color)

Connector

Terminal 

(Wire color)

M43

36 (O/L)

M38

11 (O/L)

Yes

38 (W/L)

22 (W/L)

Terminals

Continuity

Display control unit(+)

(–)

Connector

Terminal (Wire color)

M43

36 (O/L)

Ground

No

38 (W/L)

SKIA4451E

Approx. 4V

SKIA9503E

NAVIGATION SYSTEM

AV-201

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3. 

CHECK2: COMMUNICATION SIGNAL (DSP–DCU)

1.

Disconnect display connector, and connect display control unit connector.

2.

Turn ignition switch ON.

3.

Check voltage between display control unit harness connector
M43 terminal 38 (W/L) and ground. 

OK or NG

OK

>> GO TO 4.

NG

>> Replace display control unit.

4. 

CHECK3: COMMUNICATION SIGNAL (DCU–DSP)

1.

Connect display connector.

2.

Turn ignition switch ON.

3.

Check signal between display control unit harness connector
M43 terminal 36 (O/L) and ground with CONSULT-ll or oscillo-
scope. 

OK or NG

OK

>> GO TO 5.

NG

>> Replace display control unit.

5. 

CHECK4: COMMUNICATION SIGNAL (DSP–DCU)

1.

Turn ignition switch ON.

2.

Check signal between display control unit harness connector
M43 terminal 38 (W/L) and ground with CONSULT-ll or oscillo-
scope. 

OK or NG

OK

>> Replace display control unit.

NG

>> Replace display.

Approx. 4V

SKIA4453E

36 (O/L) - Ground

: Refer to 

AV-166, "Terminals 

and Reference Value for Dis-
play Control unit"

 .

SKIA4452E

38 (W/L) – Ground

: Refer to

AV-166, "Terminals 

and Reference Value for Dis-
play Control unit"

 .

SKIA4453E

AV-202

NAVIGATION SYSTEM

Revision; 2004 April

2003 Murano

AV Communication Line Check (Between Display Control Unit and A/C and AV 
Switch)

AKS005RB

1. 

CHECK A/C AND AV SWITCH CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect display control unit connector and A/C and AV switch connector.

3.

Check continuity between display control unit and A/C and AV switch.

4.

Check continuity between display control unit and ground.

OK or NG

OK

>> GO TO 2.

NG

>> Repair harness or connector.

2. 

CHECK AV COMMUNICATION SIGNAL

1.

Connect display control unit connector and A/C and AV switch connector.

2.

Turn ignition switch ON.

3.

Check signal between display control unit harness connector
M43 terminal 28 (L/G) and 30 (L/R) with CONSULT-ll or oscillo-
scope. 

OK or NG

OK

>> Replace A/C and AV switch.

NG

>> Replace display control unit.

Terminals

Continuity

Display control unit (+)

A/C and AV switch (–)

Connector

Terminal 

(Wire color)

Connector

Terminal 

(Wire color)

M43

28 (L/G)

M48

6 (L/G)

Yes

30 (L/R)

8 (L/R)

Terminals

Continuity

Display control unit(+)

(–)

Connector

Terminal (Wire color)

M43

28 (L/G)

Ground

No

30 (L/R)

SKIA4456E

28 (L/G), 30 (L/R) - Ground

: Refer to 

AV-166, "Termi-

nals and Reference Value 
for Display Control unit"

 .

SKIA4457E

NAVIGATION SYSTEM

AV-203

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CAN Communication Line Check

AKS005RC

1. 

CHECK MONITOR DESCRIPTION

1.

Start display control unit self-diagnosis. Refer to 

AV-174, "Self-Diagnosis Mode (DCU)"

2.

Select “CAN DIAG SUPPORT MONITOR”. Refer to 

AV-186,

"CAN DIAG SUPPORT MONITOR"

 .

3.

Record each item display description (OK/NG/UKNWN) displayed on the following CAN DIAG SUPPORT
MONITOR Check Sheet.

CAN DIAG SUPPORT MONITOR Check Sheet

>> After filling in CAN DIAG SUPPORT MONITOR Check Sheet, GO TO 

LAN-10, "Precautions

When Using CONSULT-II"

 .

If NAVI Control Unit Detects That DVD-ROM Map is not Inserted

AKS005RD

1. 

CHECK DVD-ROM

1.

Make sure identified DVD-ROM map is inserted.

OK or NG

OK

>> Replace NAVI control unit.

NG

>> Insert identified DVD-ROM map.

If NAVI Control Unit Detects That Inserted DVD-ROM Map Malfunctioning or If It 
Is Impossible to Load Data From DVD-ROM Map

AKS005RE

1. 

CHECK1: DVD-ROM

1.

Remove inserted DVD-ROM map to check that it is identified.

OK or NG

OK

>> GO TO 2.

NG

>> Replace identified DVD-ROM map.

Item

 content

Error counter

(Reference value)

Normal condition

Error (Example)

CANCOMM

OK

NG

0-50

CAN_CIRC_1

OK

UNKWN

0-50

CAN_CIRC_2

OK

UNKWN

0-50

CAN_CIRC_3

OK

UNKWN

0-50

CAN_CIRC_4

OK

UNKWN

0-50

CAN_CIRC_5

OK

UNKWN

0-50

CAN_CIRC_6

OK

UNKWN

0-50

CAN_CIRC_7

OK

UNKWN

0-50

CAN_CIRC_8

OK

UNKWN

0-50

CAN_CIRC_9

OK

UNKWN

0-50

SKIA4288E

Diagnosis item

Screen display

Diagnosis item

Screen display

CANCOMM

OK

NG

CAN_CIRC_5

OK

UNKWN

CAN_CIRC_1

OK

UNKWN

CAN_CIRC_6

OK

UNKWN

CAN_CIRC_2

OK

UNKWN

CAN_CIRC_7

OK

UNKWN

CAN_CIRC_3

OK

UNKWN

CAN_CIRC_8

OK

UNKWN

CAN_CIRC_4

OK

UNKWN

CAN_CIRC_9

OK

UNKWN

AV-204

NAVIGATION SYSTEM

Revision; 2004 April

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2. 

CHECK2: DVD-ROM

1.

Check removed DVD-ROM that there are dirt, scratch and warp.

OK or NG

OK

>> GO TO 3.

NG

>> Replace DVD-ROM map.

3. 

CHECK3: DVD-ROM

1.

Insert same DVD-ROM to make sure same diagnosis result is found as last self-diagnosis.

OK or NG

OK

>> Replace NAVI control unit.

NG

>> Replace DVD-ROM map.

If Connection Between NAVI Control Unit and GPS Antenna is Malfunctioning

AKS005RF

1. 

CHECK GPS ANTENNA

1.

Check cable for GPS antenna by watching out to see that cable is malfunctioning.

OK or NG

OK

>> GO TO 2.

NG

>> Replace GPS antenna.

2. 

CHECK BY REPLACEMENT OF GPS ANTENNA

1.

Replace other functional GPS antenna to try self-diagnosis again. 

Result of self-diagnosis; Found same result?

Yes

>> Replace NAVI control unit.

No

>> Replace GPS antenna.

RGB Screen is Not Shown

AKS004RM

1. 

CHECK HARNESS

1.

Turn ignition switch OFF.

2.

Disconnect display control unit connector and display connector.

3.

Check continuity between display control unit harness connector M43 terminal 51 (B) and display harness
connector M38 terminal 9 (B).

4.

Check continuity between display control unit harness connector
M43 terminal 55 (R) and display harness connector M38 termi-
nal 8 (R).

5.

Check continuity between display control unit harness connector
M43 terminal 51 (B), 55 (R) and ground.

OK or NG

OK

>> GO TO 2.

NG

>> Repair harness or connector.

Continuity should exist.

Continuity should exist.

Continuity should not exist.

SKIA4304E

NAVIGATION SYSTEM

AV-205

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2. 

CHECK HORIZONTAL SYNCHRONIZATION SIGNAL

1.

Connect display control unit connector and display connector.

2.

Turn ignition switch ON.

3.

Check signal between display control unit connector M43 termi-
nals 55 (R) and 49 with CONSULT-ll or oscilloscope.

OK or NG

OK

>> GO TO 3.

NG

>> Replace display.

3. 

CHECK RGB AREA SIGNAL

1.

Press the “TRIP” button.

2.

Check signal between display control unit connector M43 termi-
nals 51 (B) and 49 with CONSULT-ll or oscilloscope.

OK or NG

OK

>> Replace display.

NG

>> Replace display control unit.

Color of RGB Image is Not Proper (NAVI Screen Looks Bluish)

AKS005SO

1. 

CHECK RGB HARNESS

1.

Turn ignition switch OFF.

2.

Disconnect NAVI control unit connector and display control unit connector.

3.

Check continuity between NAVI control unit and display control unit.

4.

Check continuity between NAVI control unit and ground.

●

When the screen looks bluish

OK or NG

OK

>> GO TO 2.

NG

>> Repair harness or connector.

55 (R) - 49

: Refer to 

AV-166, "Terminals and Refer-

ence Value for Display Control unit"

 .

SKIA4305E

51 (B) –49

: Refer to 

AV-166, "Terminals and Refer-

ence Value for Display Control unit"

 .

SKIA4306E

Terminals

Continuity

NAVI control unit (+)

Display control unit (–)

Connector

Terminal 

(Wire color)

Connector

Terminal 

(Wire color)

M62

18 (BR/Y)

M43

44 (BR/Y)

Yes

17

45

Terminals

Continuity

NAVI control unit (+)

(–)

Connector

Terminal (Wire color)

M62

18 (BR/Y)

Ground

No

17

SKIA4349E

AV-206

NAVIGATION SYSTEM

Revision; 2004 April

2003 Murano

2. 

CHECK RGB SIGNAL

1.

Connect NAVI control unit connector and display control unit connector.

2.

Turn ignition switch ON.

3.

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

4.

Check signal between NAVI control unit terminal 18 (BR/Y) and
17 with CONSULT-ll or oscilloscope.

●

When the screen looks bluish.
Voltage signal between NAVI control unit connector M62 termi-
nal 18 (BR/Y) and 17.

OK or NG

OK

>> Replace display control unit.

NG

>> Replace NAVI control unit.

Color of RGB Image is Not Proper (NAVI Screen Looks Reddish)

AKS005SP

1. 

CHECK RGB HARNESS

1.

Turn ignition switch OFF.

2.

Disconnect NAVI control unit connector and display control unit connector.

3.

Check continuity between NAVI control unit and display control unit.

4.

Check continuity between NAVI control unit and ground.

●

When the screen looks reddish.

OK or NG

OK

>> GO TO 2.

NG

>> Repair harness or connector.

18 (BR/Y) – 17

: Refer to 

AV-164, "Terminals 

and Reference Value for 
NAVI Control unit"

 .

SKIA4629E

Terminals

Continuity

NAVI control unit (+)

Display control unit (–)

Connector

Terminal 

(Wire color)

Connector

Terminal 

(Wire color)

M62

21 (BR/W)

M43

46 (BR/W)

Yes

17

45

Terminals

Continuity

NAVI control unit (+)

(–)

Connector

Terminal (Wire color)

M62

21 (BR/W)

Ground

No

17

SKIA4350E

NAVIGATION SYSTEM

AV-207

C

D

E

F

G

H

I

J

L

M

A

B

AV

Revision; 2004 April

2003 Murano

2. 

CHECK RGB SIGNAL

1.

Connect NAVI control unit connector and display control unit connector.

2.

Turn ignition switch ON.

3.

Display 

″

Color bar

″

 by

″

CONFIRMATION/ADJUSTMENT

″

 mode.

4.

Check signal between NAVI control unit terminal 21 (BR/W) and
17 with CONSULT-ll or oscilloscope.

●

When the screen looks reddish.
Voltage signal between NAVI control unit connector M62 termi-
nal 21 (BR/W) and 17.

OK or NG

OK

>> Replace display control unit.

NG

>> Replace NAVI control unit.

Color of RGB Image is Not Proper (NAVI Screen Looks Yellowish)

AKS005SQ

1. 

CHECK RGB HARNESS

1.

Turn ignition switch OFF.

2.

Disconnect NAVI control unit connector and display control unit connector.

3.

Check continuity between NAVI control unit and display control unit.

4.

Check continuity between NAVI control unit and ground.

●

When the screen looks yellowish.

OK or NG

OK

>> GO TO 2.

NG

>> Repair harness or connector.

21 (BR/W) – 17

: Refer to 

AV-164, "Terminals 

and Reference Value for 
NAVI Control unit"

 .

SKIA4630E

Terminals

Continuity

NAVI control unit (+)

Display control unit (–)

Connector

Terminal 

(Wire color)

Connector

Terminal 

(Wire color)

M62

15 (BR)

M43

48 (BR)

Yes

17

45

Terminals

Continuity

NAVI control unit(+)

(–)

Connector

Terminal (Wire color)

M62

15 (BR)

Ground

No

17

SKIA4351E

AV-208

NAVIGATION SYSTEM

Revision; 2004 April

2003 Murano

2. 

CHECK RGB SIGNAL

1.

Connect NAVI control unit connector and display control unit connector.

2.

Turn ignition switch ON.

3.

Display 

″

Color bar

″

 by

″

CONFIRMATION/ADJUSTMENT

″

 mode.

4.

Check signal between NAVI control unit terminal 15 (BR) and 17
with CONSULT-ll or oscilloscope.

●

When the screen looks yellowish.
Voltage signal between NAVI control unit connector M62 termi-
nal 15 (BR) and 17.

OK or NG

OK

>> Replace display control unit.

NG

>> Replace NAVI control unit.

Color of RGB Image is Not Proper (Excepting NAVI Screen Looks Bluish)

AKS005SR

1. 

CHECK RGB HARNESS

1.

Turn ignition switch OFF.

2.

Disconnect display control unit connector and display connector.

3.

Check continuity between display control unit and display.

4.

Check continuity between display control unit and ground.

●

When the screen looks bluish

OK or NG

OK

>> GO TO 2.

NG

>> Repair harness or connector.

15 (BR) – 17

: Refer to 

AV-164, "Terminals 

and Reference Value for 
NAVI Control unit"

 .

SKIA4631E

Terminals

Continuity

Display control unit (+)

Display (–)

Connector

Terminal 

(Wire color)

Connector

Terminal 

(Wire color)

M43

50 (G/Y)

M38

17 (G/Y)

Yes

47

7

Terminals

Continuity

Display control unit (+)

(–)

Connector

Terminal (Wire color)

M43

50 (G/Y)

Ground

No

47

SKIA4353E