Nissan Altima HL32 Hybrid. Manual - part 26

AV-96

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

MICROPHONE SIGNAL CIRCUIT

Check signal between Bluetooth control unit harness connector

B126 terminals 7 and 8.

Are voltage readings as specified?

YES

>> Replace Bluetooth control unit. Refer to 

AV-145, "Removal and Installation"

.

NO

>> Replace microphone. Refer to 

AV-143, "Removal and Installation"

.

7 - 8:

When giving a voice

AWNIA0907ZZ

PKIB5037J

AV

AUDIO UNIT

AV-97

< ECU DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

ECU DIAGNOSIS

AUDIO UNIT

Reference Value

INFOID:0000000004219463

TERMINAL LAYOUT

PHYSICAL VALUES - WITH BLUETOOTH

AWNIA0046ZZ

Terminal

 (Wire color)

Item

Signal in-

put/out-

put

Condition

Reference value

+

–

Ignition 

switch

Operation

1 

(B/P)

Ground

Amp. ON sig-
nal

Output

ON

–

More than approx. 6.5V

2 

(G)

3 

(R)

Audio sound 
signal front LH

Output

ON

Receive audio sig-
nal

4 

(GR/V)

5 

(W/L)

Audio sound 
signal rear LH

Output

ON

Receive audio sig-
nal

6 

(W/G)

Ground

Remote con-
trol A

Input

ON

Press SEEK 
DOWN switch.

0.7V

Press SEEK UP 
switch.

1.3V

Press  

switch.

2.0V

Except for above.

3.3V

7

 (V/Y)

Ground

ACC signal

Input

ON

Ignition switch 
ACC or ON

Battery voltage

SKIA0177E

SKIA0177E

AV-98

< ECU DIAGNOSIS >

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AUDIO UNIT

11 

(B)

12 

(W)

Audio sound 
signal front 
RH

Output

ON

Receive audio sig-
nal

13 

(V)

14 

(LG)

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 SOURCE 
switch.

 0V

Press  

switch.

0.7V

Press VOL UP 
switch.

1.3V

Press VOL DOWN 
switch

2V

Except for above.

3.3V

18 

(V/W)

Ground

Vehicle speed 
signal (8-
pulse)

Input

ON

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

19 

(Y/R)

Ground

Battery power

Input

–

–

Battery voltage

21

–

M-CAN +

–

–

–

–

22

–

M-CAN -

–

–

–

–

23

–

Shield

–

–

–

Approx. 0V

25

–

Tel. Shield

–

–

–

Approx. 0V

26 

(BR)

27 

(Y)

Telephone au-
dio in

–

–

–

–

28 

(R/W)

Ground

Telephone ON 
signal

Input

ON

–

–

Terminal

 (Wire color)

Item

Signal in-

put/out-

put

Condition

Reference value

+

–

Ignition 

switch

Operation

SKIA0177E

SKIA0177E

PKIA1935E

AV

AUDIO UNIT

AV-99

< ECU DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

PHYSICAL VALUES - WITHOUT BLUETOOTH

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

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

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

SKIA0177E

SKIA0177E

SKIA4403E

SKIA4402E