Nissan Pathfinder (2009 year). Manual - part 26

AV-20

< COMPONENT DIAGNOSIS >

[BASE AUDIO]

REAR DOOR SPEAKER

1.

Connect audio unit connector and rear door speaker connector.

2.

Turn ignition switch to ACC.

3.

Push “POWER” switch.

4.

Check the signal between audio unit harness connector termi-
nals with CONSULT-III or oscilloscope.

Is the audio signal voltage as specified?

YES

>> Replace rear speaker. Refer to 

AV-38, "Removal and

Installation"

.

NO

>> Replace audio unit. Refer to 

AV-34, "Removal and

Installation"

.

Connector

Terminal

Condition

Reference signal

(+)

(-)

M38

4

5

Receive audio 
signal

13

14

AWNIA0034ZZ

SKIA0177E

2009 Pathfinder

AV

AUDIO UNIT

AV-21

< ECU DIAGNOSIS >

[BASE AUDIO]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

ECU DIAGNOSIS

AUDIO UNIT

Reference Value

INFOID:0000000003938933

TERMINAL LAYOUT

PHYSICAL VALUES

AWNIA1774ZZ

Terminal

 (Wire color)

Item

Signal 

input/

output

Condition

Reference value

+

–

2 

(BR)

3

 (L)

Audio signal front LH

Output

Ignition 

switch 

ON

Audio output

4 

(G)

5

(B)

Audio signal rear LH

Output

Ignition 

switch 

ON

Audio output

7

(G/B)

Ground

ACC signal

Input

Ignition 

switch 

ON

Ignition switch ACC 
or ON

Battery voltage

8

(GR)

—

Illumination control

—

—

—

—

9

(R)

Ground

Illumination power

Input

Ignition 

switch 

ON

Lighting switch ON

Battery voltage

11

(LG)

12

(R)

Audio signal front RH

Output

Ignition 

switch 

ON

Audio output

SKIA0177E

SKIA0177E

SKIA0177E

2009 Pathfinder

AV-22

< ECU DIAGNOSIS >

[BASE AUDIO]

AUDIO UNIT

13

(GR)

14

(O)

Audio signal rear RH

Output

Ignition 

switch 

ON

Audio output

19

(Y)

Ground

Battery power

Input

–

–

Battery voltage

Terminal

 (Wire color)

Item

Signal 

input/

output

Condition

Reference value

+

–

SKIA0177E

2009 Pathfinder

AV

AUDIO UNIT

AV-23

< ECU DIAGNOSIS >

[BASE AUDIO]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

Wiring Diagram

INFOID:0000000003938934

ABNWA0117GB

2009 Pathfinder

AV-24

< ECU DIAGNOSIS >

[BASE AUDIO]

AUDIO UNIT

ABNIA0342GB

2009 Pathfinder

AV

AUDIO UNIT

AV-25

< ECU DIAGNOSIS >

[BASE AUDIO]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

ABNIA0343GB

2009 Pathfinder

AV-26

< ECU DIAGNOSIS >

[BASE AUDIO]

AUDIO UNIT

ABNIA0344GB

2009 Pathfinder

AV

AUDIO UNIT

AV-27

< ECU DIAGNOSIS >

[BASE AUDIO]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

ABNIA0345GB

2009 Pathfinder