Nissan Altima L32. Instruction — part 13

AV-44

< ECU DIAGNOSIS >

[BASE AUDIO]

AUDIO UNIT (COUPE)

ECU DIAGNOSIS

AUDIO UNIT (COUPE)

Reference Value

INFOID:0000000004206391

TERMINAL LAYOUT

PHYSICAL VALUES

AWNIA0043ZZ

Terminal

(Wire color)

Item

Signal in-

put/out-

put

Condition

Reference value

+

–

Ignition

switch

Operation

2

(W)

3

(B)

Audio sound
signal front LH

Output

ON

Receive audio sig-
nal

4

(O/B)

5

(W/R)

Audio sound
signal rear LH

Output

ON

Receive audio sig-
nal

6

(W/G)

Ground

Remote con-
trol A

Input

ON

Press SOURCE

switch

Approx. 0.0V

Press SEEK UP

switch

Approx. 0.75V

Press VOL UP

switch

Approx. 2.0V

Except for above

Approx. 5.0V

7

(V/Y)

Ground

ACC signal

Input

ON

Ignition switch
ACC or ON

Battery voltage

9

(R/L)

8

(R/Y)

ILL signal

Input

ON

Headlamps ON

Battery voltage

SKIA0177E

SKIA0177E

AV

AUDIO UNIT (COUPE)

AV-45

< ECU DIAGNOSIS >

[BASE AUDIO]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

11

(G/W)

12

(BR)

Audio sound
signal front
RH

Output

ON

Receive audio sig-
nal

13

(L)

14

(B/W)

Audio sound
signal rear RH

Output

ON

Receive audio sig-
nal

15

(L/B)

–

Remote con-
trol ground

Input

–

–

–

16

(GR/L)

Ground

Remote con-
trol B

Input

ON

Press SEEK

DOWN switch

Approx. 0.75V

Press VOL DOWN

switch

Approx. 2.0V

Except for above

Approx. 5.0V

19

(Y/R)

Ground

Battery power

Input

–

–

Battery voltage

32

(Y/L)

31

(W/L)

Audio left
channel
sound signal
from satellite
radio tuner

Input

ON

Receive audio sig-
nal

34

(BR/L)

33

(Y/G)

Audio right
channel
sound signal
from satellite
radio tuner

Input

ON

Receive audio sig-
nal

35

–

Shield ground
(audio signal)

–

–

–

0V

36

–

Shield ground
(data)

–

–

–

0V

Terminal

(Wire color)

Item

Signal in-

put/out-

put

Condition

Reference value

+

–

Ignition

switch

Operation

SKIA0177E

SKIA0177E

SKIA0177E

SKIA0177E

AV-46

< ECU DIAGNOSIS >

[BASE AUDIO]

AUDIO UNIT (COUPE)

38

(R)

Ground

Satellite radio
tuner request
to audio unit

Input

ON

Turn audio unit ON

5V

39

(G)

Ground

Audio RX

Input

Operate audio vol-

ume

40

(B)

Ground

Audio TX

Output

Operate audio vol-

ume

75

(B)

Ground

Antenna amp
power supply

Output

ON

Turn audio unit ON

Battery voltage

76

(B)

Ground

Main antenna

Input

ON

Turn audio unit ON

–

Terminal

(Wire color)

Item

Signal in-

put/out-

put

Condition

Reference value

+

–

Ignition

switch

Operation

SKIA4403E

SKIA4402E

AV

AUDIO UNIT (COUPE)

AV-47

< ECU DIAGNOSIS >

[BASE AUDIO]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

Wiring Diagram — Coupe

INFOID:0000000004206392

ABNWA0195GB