Nissan Leaf. Manual - part 64

AV

DIAGNOSIS SYSTEM (AV CONTROL UNIT)

AV-247

< SYSTEM DESCRIPTION >

[NAVIGATION WITHOUT BOSE]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

For detail of the operation, refer to 

AV-277, "SOFTWARE UPDATE

(AV CONTROL UNIT) : Work Procedure"

.

CONSULT Function

INFOID:0000000010122534

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-253, "DTC Index"

.

DATA MONITOR

CONFIGURATION

Refer to 

AV-280, "CONFIGURATION (AV CONTROL UNIT) : Description"

.

CAN DIAG SUPPORT MNTR

Refer to 

LAN-14, "CAN Diagnostic Support Monitor"

.

JSNIA4097ZZ

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.

Work support

The settings for AV control unit functions can be changed.

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.

PKB SIG [On/Off]

Indicates condition of park brake signal.

ILLUM SIG [On/Off]

Indicates condition of illumination signal for the A/C and AV switch assembly.

IGN SIG [On/Off]

Indicates condition of power signal.

REV SIG [On/Off]

Indicates condition of reverse signal received from BCM.

AV-248

< ECU DIAGNOSIS INFORMATION >

[NAVIGATION WITHOUT BOSE]

AV CONTROL UNIT

ECU DIAGNOSIS INFORMATION

AV CONTROL UNIT

Reference Value

INFOID:0000000010122535

VALUES ON THE DIAGNOSIS TOOL

TERMINAL LAYOUT

PHYSICAL VALUES

Monitor Item

Condition

Value/Status

VHCL SPD SIG

Vehicle speed = 0 km/h (0 MPH).

Off

Vehicle speed > 0 km/h (0 MPH).

On

PKB SIG

Parking brake released.

Off

Parking brake applied.

On

ILLUM SIG

Illumination signal is not received.

Off

Illumination signal is received.

On

IGN SIG

Power switch OFF or ACC.

Off

Power switch ON.

On

REV SIG

Selector lever in any position other than R.

Off

Selector lever in R position.

On

AWNIA3455ZZ

Terminal

(Wire color)

Description

Condition

Reference value

(Approx.)

+

–

Signal name

Input/

Output

Power 
switch

Operation

2

(L)

3

(P)

Sound signal front LH

Output

ON

Sound output

4

(V)

5

(LG)

Sound signal rear LH

Output

ON

Sound output

SKIB3609E

SKIB3609E

AV

AV CONTROL UNIT

AV-249

< ECU DIAGNOSIS INFORMATION >

[NAVIGATION WITHOUT BOSE]

C

D

E

F

G

H

I

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K

L

M

B

A

O

P

6

(R)

15

(B)

Steering switch signal A

Input

ON

Press SOURCE switch.

0 V

Press  

switch.

1.0 V

Press  

switch.

2.0 V

Press  

switch.

3.0 V

Press  

switch.

4.0 V

Except above.

5.0 V

7

(BR)

Ground ACC power supply

Input

ACC

—

Battery voltage

8

(B)

—

Illumination ground

—

—

—

—

9

(W)

Ground Illumination signal

Input

ON

Lighting switch ON.

Battery voltage

Lighting switch OFF.

0 V

11

(G)

12

(R)

Sound signal front RH

Output

ON

Sound output

13

(LG)

14

(P)

Sound signal rear RH

Output

ON

Sound output

16

(W)

15

(B)

Steering switch signal B

Input

ON

Press  

switch.

0 V

Press  

switch.

1.0 V

Press  

switch.

2.0 V

Press  

switch.

3.0 V

Except above.

5.0 V

19

(BR)

Ground Battery power supply

Input

OFF

—

Battery voltage

21

(LG)

—

AV communication signal 
(L)

Input/

Output

—

—

—

22

(LG)

—

AV communication signal 
(L)

Input/

Output

—

—

—

23

(P)

—

CAN  L

Input/

Output

—

—

—

Terminal

(Wire color)

Description

Condition

Reference value

(Approx.)

+

–

Signal name

Input/

Output

Power 
switch

Operation

SKIB3609E

SKIB3609E

AV-250

< ECU DIAGNOSIS INFORMATION >

[NAVIGATION WITHOUT BOSE]

AV CONTROL UNIT

25

(Y)

Ground Parking brake signal

Input

ON

Parking brake applied.

0 V

Parking brake released.

26

(V)

Ground Power signal

Input

ON

—

Battery voltage

OFF

—

 0 V

34

(P)

Ground Microphone VCC

Output

ON

—

 5 V

35

(R)

Ground AUX sound signal LH

Input

ON

AUX mode selected.

36

(B)

Ground AUX ground

—

ON

—

0 V

39

(R)

Ground Camera power supply

Output

ON

Selector lever in “R” posi-
tion

6.0 V

40

(R)

Ground Camera image signal

Input

ON

Camera image displayed

41

(SB)

—

AV communication signal 
(H)

Input/

Output

—

—

—

42

(SB)

—

AV communication signal 
(H)

Input/

Output

—

—

—

43

(L)

—

CAN  H

Input/

Output

—

—

—

44

(GR)

Ground

Vehicle speed signal
(8-pulse) 

Input

ON

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

NOTE:
The maximum voltage varies de-
pending on the specification (des-
tination unit).

Terminal

(Wire color)

Description

Condition

Reference value

(Approx.)

+

–

Signal name

Input/

Output

Power 
switch

Operation

JSNIA1938ZZ

SKIB3609E

SKIB2251J

JSNIA0012GB