Nissan Murano Z50 (2006 year). Manual

INTEGRATED DISPLAY SYSTEM

AV-87

Revision: 2006 August

2006 Murano

Terminals and Reference Value for Display Control Unit

NKS002QJ

Terminal

(Wire color)

Item

Signal

input/

output

Condition

Reference value

–

Ignition

switch

Operation

1 (Y)

Ground

Battery power supply

Input

OFF

—

Battery voltage

2 (L/W)

Ground

Power supply
(Inverter)

Output

—

Approx. 9 V

3 (B)

Ground

—

Approx. 0 V

4 (L/Y)

Ground

Power supply (Signal)

Output

—

Approx. 9 V

5 (P)

Ground

Ground (Inverter)

—

Approx. 0 V

6 (G/W)

Ground

Reverse signal

Input

Selector lever in R position

Approx. 12 V

Selector lever except in R
position

Approx. 0 V

7 (P/L)

Ground

Ground (Signal)

—

Approx. 0 V

8 (V/W)

Ground

Camera-connection
recognition signal

Input

Connected to rear view
camera control unit connec-
tor

Approx. 0 V

Not connected to rear view
camera control unit connec-
tor

Approx. 5 V

10 (P/B)

Ground

ACC power supply

Input

ACC

—

Battery voltage

12 (G)

Ground

Ignition signal

Input

—

Battery voltage

14 (R/L)

Ground

Illumination signal

Input

OFF

Lighting switch ON

Approx. 12 V

Lighting switch OFF

Approx. 0 V

16 (V/W)

Ground

Vehicle speed signal
(8-pulse)

Input

When vehicle speed is
approx. 25 MPH (40 km/h)

NOTE:
Maximum voltage may be 5 V
due to specifications (connected
units).

25 (L)

—

CAN-H

—

26 (Y)

—

CAN-L

—

28 (L/G)

Ground

Communication
signal (+)

Input/

Output

—

Shield

—

30 (L/R)

Ground

Communication
signal (–)

Input/

Output

—

PKIA1935E

SKIB7378E

SKIB7379E

AV-88

INTEGRATED DISPLAY SYSTEM

Revision: 2006 August

2006 Murano

32 (O)

—

Communication
signal (+)

—

Shield

—

34 (B/P)

—

Communication
signal (–)

—

36 (B/W)

Ground

Communication signal
(DCU-DSP)

Output

—

Shield

—

38 (L)

Ground

Communication signal
(DSP-DCU)

Input

—

Shield

—

40 (R/G)

Ground

Communication signal
(DCU-AUD)

Output

Operate audio volume
switch

42 (R/Y)

Ground

Communication signal
(AUD-DCU)

Input

Operate audio volume
switch

—

Shield

—

Shield

—

50 (G/Y)

Ground

RGB signal (R: red)

Output

Start Confirmation/Adjust-
ment mode, and then dis-
play color bar by selecting
“Display Color Spectrum
Bar” on Display Diagnosis
screen

Terminal

(Wire color)

Item

Signal

input/

output

Condition

Reference value

–

Ignition

switch

Operation

SKIB3607E

SKIB3606E

SKIB3607E

SKIB3606E

SKIB7769E

INTEGRATED DISPLAY SYSTEM

AV-89

Revision: 2006 August

2006 Murano

51 (B)

Ground

RGB area (YS) signal

Output

Set the selector lever in R
position, and then display
the rear view image

52 (G/R)

Ground

RGB signal (G: green)

Output

Start Confirmation/Adjust-
ment mode, and then dis-
play color bar by selecting
“Display Color Spectrum
Bar” on Display Diagnosis
screen

53 (W)

Ground

Vertical
synchronizing (VP)
signal

Input

—

54 (G/O)

Ground

RGB signal (B: blue)

Output

Start Confirmation/Adjust-
ment mode, and then dis-
play color bar by selecting
“Display Color Spectrum
Bar” on Display Diagnosis
screen

55 (R)

Ground

Horizontal
synchronizing (HP)
signal

Input

—

56 (G)

Ground

RGB synchronizing
signal

Output

When displaying RGB
image

Terminal

(Wire color)

Item

Signal

input/

output

Condition

Reference value

–

Ignition

switch

Operation

SKIB3599E

SKIB7770E

SKIB3598E

SKIB7771E

SKIB3601E

SKIB3603E

AV-90

INTEGRATED DISPLAY SYSTEM

Revision: 2006 August

2006 Murano

Terminals and Reference Value for Display

NKS002QK

Terminal

(Wire color)

Item

Signal

input/

output

Condition

Reference value

–

Ignition

switch

Operation

1 (B)

Ground

—

Approx. 0 V

2 (L/W)

Ground

Power supply
(Inverter)

Input

—

Approx. 9 V

3 (L/Y)

Ground

Power supply (Signal)

Input

—

Approx. 9 V

—

Shield

—

6 (G/R)

Ground

RGB signal (G: green)

Input

Start Confirmation/Adjust-
ment mode, and then dis-
play color bar by selecting
“Display Color Spectrum
Bar” on Display Diagnosis
screen

—

Shield

—

8 (R)

Ground

Horizontal
synchronizing (HP)
signal

Output

—

9 (B)

Ground

RGB area (YS) signal

Input

Set the selector lever in R
position, and then display
the rear view image

11 (B/W)

Ground

Communication signal
(DCU-DSP)

Input

—

13 (P)

Ground

Ground (Inverter)

—

Approx. 0 V

14 (P/L)

Ground

Ground (Signal)

—

Approx. 0 V

15 (R)

Ground

Rear view image
signal

Input

Set the selector lever in R
position, and then display
the rear view image

SKIB7770E

SKIB3601E

SKIB3599E

SKIB3607E

SKIB3608E

INTEGRATED DISPLAY SYSTEM

AV-91

Revision: 2006 August

2006 Murano

17 (G/Y)

Ground

RGB signal (R: red)

Input

Start Confirmation/Adjust-
ment mode, and then dis-
play color bar by selecting
“Display Color Spectrum
Bar” on Display Diagnosis
screen

18 (G/O)

Ground

RGB signal (B: blue)

Input

Start Confirmation/Adjust-
ment mode, and then dis-
play color bar by selecting
“Display Color Spectrum
Bar” on Display Diagnosis
screen

19 (G)

Ground

RGB synchronizing
signal

Input

When displaying RGB
image

20 (W)

Ground

Vertical
synchronizing (VP)
signal

Output

—

Shield

—

22 (L)

Ground

Communication signal
(DSP-DCU)

Output

—

Shield

—

Terminal

(Wire color)

Item

Signal

input/

output

Condition

Reference value

–

Ignition

switch

Operation

SKIB7769E

SKIB7771E

SKIB3603E

SKIB3598E

SKIB3606E

AV-92

INTEGRATED DISPLAY SYSTEM

Revision: 2006 August

2006 Murano

Terminals and Reference Value for A/C and AV Switch

NKS002QL

Terminal

(Wire color)

Item

Signal

input/

output

Condition

Reference value

–

Ignition

switch

Operation

1 (Y)

Ground

Battery power supply

Input

OFF

—

Battery voltage

2 (P/B)

Ground

ACC power supply

Input

ACC

—

Battery voltage

3 (R/L)

Ground

Illumination signal

Input

Lighting switch ON

Approx. 12 V

Lighting switch OFF

Approx. 0 V

4 (R/W)

Ground

Illumination control
signal

Input

Illumination control switch is
operated by lighting switch
in ON position

Changes between approx. 0 and
approx. 12 V

5 (B)

Ground

—

Approx. 0 V

6 (L/G)

Ground

Communication
signal (+)

Input/

Output

—

Shield

—

8 (L/R)

Ground

Communication
signal (–)

Input/

Output

—

12 (R)

Ground

Remote control A

Input

Press and hold MODE
switch

Approx. 0 V

Press and hold SEEK UP
switch

Approx. 1.7 V

Press and hold VOL UP
switch

Approx. 3.3 V

Except for above

Approx. 5 V

13 (G)

Ground

Remote control B

Input

Press and hold POWER
switch

Approx. 0 V

Press and hold SEEK
DOWN switch

Approx. 1.7 V

Press and hold VOL DOWN
switch

Approx. 3.3 V

Except for above

Approx. 5 V

14 (B/W)

Ground

Remote control
ground

—

Approx. 0 V

16 (G/W)

Ground

Rear window defogger
ON signal

Output

Press and hold rear win-
dow defogger button

Approx. 0 V

Except for above

Approx. 5 V

SKIB7378E

SKIB7379E

INTEGRATED DISPLAY SYSTEM

AV-93

Revision: 2006 August

2006 Murano

Terminals and Reference Value for Rear View Camera Control Unit

NKS002QM

Terminal

(Wire color)

Item

Signal

input/

output

Condition

Reference value

–

Ignition

switch

Operation

1 (Y)

Ground

Battery power supply

Input

OFF

—

Battery voltage

2 (P/B)

Ground

ACC power supply

Input

ACC

—

Battery voltage

3 (B)

Ground

—

Approx. 0 V

4 (G/W)

Ground

Reverse signal

Input

Selector lever in R position

Approx. 12 V

Other than selector lever in
R position

Approx. 0 V

5 (V/W)

Ground

Camera-connection
recognition signal

Output

—

Approx. 0 V

6 (O)

—

Data transmit/receive
signal

—

8 (L)

Ground

Camera power supply

Output

Set the selector lever in R
position, and then display
the rear view image

Approx. 6 V

—

Shield

—

10 (R)

Ground

Rear view image
signal

Input

Set the selector lever in R
position, and then display
the rear view image

—

Shield

—

12 (P/L)

Ground

Rear view image
signal

Output

Set the selector lever in R
position, and then display
the rear view image

SKIB3608E

AV-94

INTEGRATED DISPLAY SYSTEM

Revision: 2006 August

2006 Murano

Special Note for Trouble Diagnosis

NKS002QN

Prior to performing trouble diagnosis, make sure there are no corresponding description in the “Example of
Symptoms Possible No Malfunction”. Refer to

AV-121, "Example of Symptoms Possible No Malfunction"

On Board Self-Diagnosis Function

NKS002QO

DESCRIPTION

●

Trouble diagnosis function of navigation system has a Self Diagnosis mode by automatic operation and a
Confirmation/Adjustment mode by manual operation.

●

Self Diagnosis mode checks for connections between the units constituting this system, analyzes each
individual unit at the same time, and displays the results on the display.

●

Confirmation/Adjustment mode displays trouble diagnosis that require an operation and a judgment by a
human (auto-decision cannot be performed by the system), confirmation of preset value, and an error his-
tory.

DIAGNOSIS ITEM

Mode

Description

Self Diagnosis (DCU)

●

Display control unit diagnosis

●

Analyzes connection between the display control unit and each unit, and
operation of each unit.

Confirmation/
Adjustment

Display Diagnosis

Color tone and shading of the display control unit-generated image can be
checked by the display of a color bar and a gray scale.

Vehicle Signals

Diagnosis of signals that are input to display control unit can be performed
for Vehicle Speed, IGN, Reverse and Light.

Auto Climate Control

Refer to

ATC-47, "Self-diagnosis Function"

CAN DIAG SUPPOPT MONITOR

The transmitting/receiving of CAN communication can be monitored.

INTEGRATED DISPLAY SYSTEM

AV-95

Revision: 2006 August

2006 Murano

Self-Diagnosis Mode (DCU)

NKS002QP

OPERATION PROCEDURE

Start the engine.

Turn the audio system OFF.

While pressing the “4” button, turn the volume control dial clock-
wise or counterclockwise for 30 clicks or more. (When the self-
diagnosis mode is started, a short beep will be heard.)

●

Shifting from current screen to previous screen is performed
by pressing “BACK” button.

The initial trouble diagnosis screen will be shown, and items
“Self Diagnosis (DCU)”, “Confirmation/Adjustment” and “CAN
DIAG SUPPORT MONITOR” will become selective.

Perform self-diagnosis by selecting the “Self Diagnosis (DCU)”.

●

Self-diagnosis screen is displayed, and then self-diagnosis
starts.

●

The bar graph visible below self-diagnosis screen displays
progress of the diagnosis.

When the self-diagnosis completes, optional part confirmation
screen will be shown.

●

When connection of an optional part is judged error, a screen
to check if the optional part is actually fitted on the vehicle or
not will be shown. When fitted, select the switch of the part on
the screen and press “End”. Then the “SELF DIAGNOSIS”
screen will be shown.

●

When the optional part is connected normally, the switch for
the part will not appear on the screen.

SKIB7750E

SKIB7871E

SKIA4208E

SKIB7751E

AV-96

INTEGRATED DISPLAY SYSTEM

Revision: 2006 August

2006 Murano

On the diagnosis results screen, each unit name and connection
line will be colored according to the diagnosis result, as follows.

NOTE:

●

Satellite = Satellite radio tuner

●

DCU = Display control unit

●

Multifunction switch = A/C and AV switch

●

If multiple malfunctions occur at the same time for a single
unit, the screen switch colors are determined according to the following order of priority: red > yellow >
gray.

Select a switch on the diagnosis results screen, and comments
for the diagnosis results will be shown.

SELF-DIAGNOSIS RESULT
Quick Reference Table

Select the applicable diagnosis number in the quick reference table of diagnosis result.

Confirm the possible malfunction with the diagnosis table, and then perform inspection.

Turn ignition switch OFF and perform self-diagnosis again.

●

When A/C and AV switch has a malfunction, the self-diagnosis cannot be started. Refer to

AV-107,

"Unable to Operate System with A/C and AV Switch"

●

When display has a malfunction, the self-diagnosis cannnot be started. Refer to

AV-109, "All Images Are

Not Displayed"

Green

: No malfunctioning.

Gray

: Cannot be judged by self-diagnosis results.

Red

: Unit is malfunctioning.

SKIB7872E

SKIA4211E

Switch color

Screen switch

Diagnosis No.

DCU

Display

Audio Unit

Satellite

Red

Gray

INTEGRATED DISPLAY SYSTEM

AV-97

Revision: 2006 August

2006 Murano

Self-Diagnosis Codes

Diagnosis

No.

Possible cause

Action to take

Display control unit malfunction is detected.

Replace display control unit.

Malfunction is detected on communication signal between
display control unit and display.

1. Check communication circuit between display control

unit and display.

2. Check communication signal between display control

unit and display.

3. If the results from the above checkup show no malfunc-

tion, replace either display control unit or display, and
then start self-diagnosis.

4. If self-diagnosis results still show any malfunction,

replace the other unit.

●

Audio unit power supply circuit malfunction is detected.

●

Malfunction is detected on communication signal
between display control unit and audio unit.

1. Check audio unit power supply circuit.

2. Check communication circuit between display control

unit and audio unit.

3. Check communication signal between display control

unit and audio unit.

4. If the results from the above checkup show no malfunc-

tion, replace either display control unit or audio unit, and
then start self-diagnosis.

5. If self-diagnosis results still show any malfunction,

replace the other unit.

●

Satellite radio tuner power supply and ground circuit
malfunction is detected.

●

Malfunction is detected on communication signal
between audio unit and satellite radio tuner.

1. Check satellite radio tuner power supply and ground cir-

cuit.

2. Check communication circuit between audio unit and

satellite radio tuner.

3. Check communication signal between audio unit and

satellite radio tuner.

4. If the results from the above checkup show no malfunc-

tion, replace either audio unit or satellite radio tuner, and
then start self-diagnosis.

5. If self-diagnosis results still show any malfunction,

replace the other unit.

AV-98

INTEGRATED DISPLAY SYSTEM

Revision: 2006 August

2006 Murano

Confirmation/Adjustment Mode

NKS002QR

OPERATION PROCEDURE

Start the engine.

Turn the audio system OFF.

While pressing the “4” button, turn the volume control dial clock-
wise or counterclockwise for 30 clicks or more. (When the self-
diagnosis mode is started, a short beep will be heard.)

●

Shifting from current screen to previous screen is performed
by pressing “BACK” button.

The initial trouble diagnosis screen will be shown, and items
“Self Diagnosis (DCU)”, “Confirmation/Adjustment” and “CAN
DIAG SUPPORT MONITOR” will become selective.

Select “Confirmation/Adjustment”.

Each diagnosis is shown by selecting each screen switch on
Confirmation/Adjustment screen.

SKIB7750E

SKIB7871E

SKIB7873E

INTEGRATED DISPLAY SYSTEM

AV-99

Revision: 2006 August

2006 Murano

DISPLAY DIAGNOSIS

Color tone and shading of the display control unit-generated image can be checked by the display of a color
bar and a gray scale.

●

If RGB signal is malfunctioning, the tint of the color bar display is as follows.

VEHICLE SIGNALS

A comparison check can be made of each actual vehicle signal and
the signals recognized by the display control unit.

NOTE:
In case of confirming light signal, set the following D/N mode to ON/
OFF of lighting switch (normal setting).

●

OFF: D (Day mode)

●

ON: N (Night mode)

Unless above setting, light signal (ON/OFF) may not be accurately
displayed.

R (red) signal error

: Light blue (Cyan) tint

G (green) signal error

: Purple (Magenta) tint

B (blue) signal error

: Yellow tint

SKIB7777E

SKIB7778E

Diagnosis item

Display

Condition

Remarks

Vehicle Speed

When vehicle speed is more than 0 km/h (0 MPH)

Changes in indication may be delayed.
This is normal.

OFF

When vehicle speed is 0 km/h (0 MPH)

—

Ignition switch in ACC position

IGN

Ignition switch ON

—

OFF

Ignition switch ACC position

Reverse

Selector lever in R position

Changes in indication may be delayed.
This is normal.

OFF

Selector lever in any position other than R position

—

Ignition switch in ACC position

IVCS

OFF

—

This vehicle does not use it.

Light

Lighting switch ON

—

OFF

Lighting switch OFF

AV-100

INTEGRATED DISPLAY SYSTEM

Revision: 2006 August

2006 Murano

AUTO CLIMATE CONTROL

Refer to

ATC-47, "Self-diagnosis Function"

CAN DIAG SUPPORT MONITOR

NKS002QS

OPERATION PROCEDURE

Start the engine.

Turn the audio system OFF.

While pressing the “4” button, turn the volume control dial clock-
wise or counterclockwise for 30 clicks or more. (When the self-
diagnosis mode is started, a short beep will be heard.)

●

Shifting from current screen to previous screen is performed
by pressing “BACK” button.

The initial trouble diagnosis screen will be shown, and items
“Self Diagnosis (DCU)”, “Confirmation/Adjustment” and “CAN
DIAG SUPPORT MONITOR” will become selective.

Select “CAN DIAG SUPPORT MONITOR”.

The transmitting/receiving of CAN communication can be moni-
tored.

NOTE:
Counter shows the status of CAN communication.

SKIB7750E

SKIB7871E

Item

Content

Error counter

(Reference value)

CAN_COMM

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

Nissan Murano Z50 (2006 year). Manual - part 17