Nissan Sentra. Instruction — part 59

AV-228

< SYSTEM DESCRIPTION >

[NAVIGATION WITHOUT BOSE]

DIAGNOSIS SYSTEM (AV CONTROL UNIT)

DIAGNOSIS SYSTEM (AV CONTROL UNIT)

Description

INFOID:0000000009758937

The AV control unit on board diagnosis performs the functions listed in the table below:

Perform CONSULT diagnosis if the AV control unit on board diagnosis does not start or the screen does not

display anything.

On Board Diagnosis Function

INFOID:0000000009758938

METHOD OF STARTING

1. Turn the ignition ON.

2. Turn the audio system OFF.

Mode

Item

Content

Version

—

Version data of the AV control unit is dis-
played.

User Configuration

Touch Display Calibration

—

Allows correction of the position detec-
tion accuracy of the touch panel.

Radio

FM monitor

—

Monitors the dynamic values of the cur-
rent tuner

AM monitor

—

XM monitor

—

Version data is displayed.

XM functions

• Clear XM Chipset NVM
• Reset All XM Settings
• Clear IGS
• XM CBM Debug Mode
• External Diag Mode

Current status is displayed.

System State

Running System Status

• SD card slot Access
• Power Supply
• Speed Signal
• Direction Signal
• Illumination Signal
• GPS Antenna
• GPS Tracking
• Satellites Visible
• Satellites Tracked
• Microphone Current
• Steering wheel key
• Radio Antenna
• USB Device
• iPod

®

firmware version

The current system status is displayed.

Speaker Test 4kHz

—

This activates a sequence of test tone
outputs to the audio circuits one after the
other for 1 second.

Speaker Test 100Hz

Display-Test

—

This provides a test sequence where
test displays (plain colored display: e.g.
white, black, red, blue, green) are shown
one after the other.
The respective color is shown for an in-
dicated period of time (parameter). After
the display test, the design of the display
previously available is stored. While the
screen shows a plain colored display, a
pixel malfunction may be detected.

Self Test

• SD Card Access
• BT Module Access
• Radio Antenna
• GPS Antenna
• XM Antenna

A system self test is executed and the
results are stored into the error memory.

AV

DIAGNOSIS SYSTEM (AV CONTROL UNIT)

AV-229

< SYSTEM DESCRIPTION >

[NAVIGATION WITHOUT BOSE]

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3. While pressing the FORWARD SEEK button, turn the TUNE-dial

counterclockwise 3 or more clicks, then clockwise 3 or more

clicks, then counterclockwise 3 or more clicks. Shifting from cur-

rent screen to previous screen is performed by pressing BACK

button.

4. The trouble diagnosis initial screen is displayed, and Version,

User Config, Radio, System State or Self Test can be selected.

CONSULT Function

INFOID:0000000009758939

CONSULT FUNCTIONS

CONSULT performs the following functions via communication with the AV control unit.

ECU IDENTIFICATION

The part number of AV control unit is displayed.

SELF DIAGNOSTIC RESULT

Refer to

AV-233, "DTC Index"

.

DATA MONITOR

CONFIGURATION

Refer to

AV-251, "CONFIGURATION (AV CONTROL UNIT) : Description"

.

CAN DIAG SUPPORT MNTR

Refer to

LAN-13, "CAN Diagnostic Support Monitor"

.

AWNIA3330ZZ

ALNIA1378ZZ

Direct Diagnostic Mode

Description

Ecu Identification

The AV control unit part number is displayed.

Self Diagnostic Result

The AV control unit self diagnostic results are displayed.

Data Monitor

The AV control unit input/output data is displayed in real time.

Configuration

• The vehicle specification can be read and saved.
• The vehicle specification can be written when replacing AV control unit.

CAN Diag Support Mntr

• The result of transmit/receive diagnosis of AV communication is displayed.
• The result of transmit/receive diagnosis of CAN communication is displayed.

Monitor Item [Unit]

Description

VHCL SPD SIG [On/Off]

Indicates vehicle speed signal received from combination meter on CAN communication
line.

ILLUM SIG [On/Off]

Indicates condition of illumination signal for the AV control unit.

IGN SIG [On/Off]

Indicates condition of ignition signal.

REV SIG [On/Off]

Indicates condition of reverse signal received from BCM.

AV-230

< ECU DIAGNOSIS INFORMATION >

[NAVIGATION WITHOUT BOSE]

AV CONTROL UNIT

ECU DIAGNOSIS INFORMATION

AV CONTROL UNIT

Reference Value

INFOID:0000000009758940

TERMINAL LAYOUT

PHYSICAL VALUES

AWNIA2821ZZ

Terminal

(Wire color)

Description

Condition

Reference value

(Approx.)

+

–

Signal name

Input/

Output

Ignition

switch

Operation

2

(L)

3

(P)

Sound signal front speaker
LH

Output

ON

Sound output

4

(LG)

5

(W)

Sound signal rear speaker
LH

Output

ON

Sound output

6

(G)

15

(V)

Steering switch signal A

Input

Ignition

switch

ON

Press SOURCE switch

0V

Press

switch

1.0V

Press

switch

2.0V

Press

switch

3.0V

Except above

5.0V

7

(P)

Ground ACC power supply

Input

ACC

—

Battery voltage

8

(L)

—

CAN (H)

Input/

Output

—

—

—

9

(R)

44

(GR)

Illumination control signal

Input

ON

Headlamps ON

Battery voltage

SKIB3609E

SKIB3609E

AV

AV CONTROL UNIT

AV-231

< ECU DIAGNOSIS INFORMATION >

[NAVIGATION WITHOUT BOSE]

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B

A

O

P

11

(SB)

12

(V)

Sound signal front speaker
RH

Output

ON

Sound output

13

(BR)

14

(Y)

Sound signal rear speaker
RH

Output

ON

Sound output

16

(R)

15

(V)

Steering switch signal B

Input

Ignition

switch

ON

Press

switch

0V

Press

switch

1.0V

Press

switch

2.0V

Except above

5.0V

17

(P)

—

CAN (L)

Input/

Output

—

—

—

18

(Y)

Ground Vehicle speed signal

Input

ON

When vehicle speed is ap-
prox. 40 km/h (25 MPH)

19

(Y)

Ground Battery power supply

Input

OFF

—

Battery voltage

20

(B)

Ground Ground

—

ON

—

0 V

23

(O)

—

MR output

Output

—

—

—

28

(G)

Ground Reverse signal

Input

ON

Selector lever in R (re-
verse)

Battery voltage

Selector lever in any posi-
tion other than R (reverse)

0 V

30

(R)

Ground AUX jack audio signal LH

Input

Ignition

switch

ON

Recieved audio signal
(AUX input)

31

(B)

Ground

AUX ground

—

ON

—

0V

Terminal

(Wire color)

Description

Condition

Reference value

(Approx.)

+

–

Signal name

Input/

Output

Ignition

switch

Operation

SKIB3609E

SKIB3609E

JSNIA0012GB

SKIB3609E