Nissan Tiida C11. Manual - part 5

AV-14

< COMPONENT DIAGNOSIS >

[AUDIO WITHOUT NAVIGATION]

MICROPHONE SIGNAL CIRCUIT

Are voltage readings as specified?

YES

>> Replace AV control unit. Refer to 

XX-XX, "*****"

.

NO

>> Replace microphone. Refer to 

XX-XX, "*****"

.

Connector

(+)

(-)

Reference signal

Terminal

Terminal

M44

27

28

While speaking into MIC

PKIB5037J

AV

AV CONTROL UNIT

AV-15

< ECU DIAGNOSIS >

[AUDIO WITHOUT NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

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ECU DIAGNOSIS

AV CONTROL UNIT

Reference Value

INFOID:0000000001728621

TERMINAL LAYOUT

PHYSICAL VALUES

JPNIA0230ZZ

Terminal

(Wire color)

Description

Condition

Reference value

(Approx.)

+

–

Signal name

Input/

Output

2

(L)

3

(G)

Sound signal front LH

Output

Ignition 

switch 

ON

Voice output

4

(LG)

5

(Y)

Sound signal rear LH

Output

Ignition 

switch 

ON

Voice output

6

(R)

15

(B)

Steering switch signal A

Input

Ignition 

switch 

ON

Keep pressing SOURCE 
switch.

 0 V

Keep pressing SEEK UP 
switch.

1.7 V

Keep pressing VOL UP 
switch.

3.3 V

Except for above.

5 V

7

(R)

Ground

ACC power supply

Input

Ignition 

switch 

ACC

−

Battery voltage

11

(BR)

12

(P)

Sound signal front RH

Output

Ignition 

switch 

ON

Voice output

SKIB3609E

SKIB3609E

SKIB3609E

AV-16

< ECU DIAGNOSIS >

[AUDIO WITHOUT NAVIGATION]

AV CONTROL UNIT

13

(O)

14

(V)

Sound signal rear RH

Output

Ignition 

switch 

ON

Voice output

15

(B)

Ground

Steering switch signal GND

—

Ignition 

switch 

ON

—

0  V

16

(Y)

15

(B)

Steering switch signal B

Input

Ignition 

switch 

ON

Keep pressing 

 switch.

0 V

Keep pressing SEEK 
DOWN switch.

1.7 V

Keep pressing VOL DOWN 
switch.

3.3 V

Except for above.

5 V

17

(SB)

—

 Immobilizer

—

—

—

—

18

(Y)

Ground

Vehicle speed signal (8-
pulse) 

Input

Ignition 

switch 

ON

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

19

(LG)

Ground

Battery power supply

Input

Ignition 

switch 

OFF

—

Battery voltage

31

(B)

Ground

GND

—

Ignition 

switch 

ON

—

0  V

35

(B/W)

36

Microphone signal

Input

Ignition 

switch 

ON

Sounds

36

Ground

Microphone GND

—

Ignition 

switch 

ON

—

0  V

37

(L)

36

Microphone VCC

Output

Ignition 

switch 

ON

—

5  V

42

—

Antenna signal

Input

—

—

—

Terminal

(Wire color)

Description

Condition

Reference value

(Approx.)

+

–

Signal name

Input/

Output

SKIB3609E

SKIA6649J

PKIB5037J

AV

AV CONTROL UNIT

AV-17

< ECU DIAGNOSIS >

[AUDIO WITHOUT NAVIGATION]

C

D

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F

G

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A

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Wiring Diagram

INFOID:0000000001728622

ALNWA0138GB