Nissan Pathfinder (2008 year). Manual - part 31

 

  Index      Manuals     Nissan Pathfinder (2008 year) - Service and Repair Manual

 

Search            copyright infringement  

 

 

 

 

 

 

 

 

Content      ..     29      30      31      32     ..

 

 

Nissan Pathfinder (2008 year). Manual - part 31

 

 

AV-88

< COMPONENT DIAGNOSIS >

[MID AUDIO]

STEERING SWITCH

1.

Disconnect spiral cable connector M102.

2.

Check continuity between spiral cable harness connector M30
(A) and M102 (B).

Does the spiral cable check OK?

YES

>> Inspection End.

NO

>> Replace spiral cable. Refer to 

SR-6, "Removal and Installation"

.

Spiral cable

Continuity

Connector

Terminal

Connector

Terminal

M30

24

M102

20

Yes

31

17

32

16

ALNIA0333GB

AV

COMMUNICATION SIGNAL CIRCUIT

AV-89

< COMPONENT DIAGNOSIS >

[MID AUDIO]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

COMMUNICATION SIGNAL CIRCUIT

SATELLITE RADIO TUNER

SATELLITE RADIO TUNER : Description

INFOID:0000000001450826

Communication signals are exchanged between the AV control unit and satellite radio tuner using the commu-
nication circuits.

SATELLITE RADIO TUNER : Diagnosis Procedure

INFOID:0000000001450827

1.

CHECK HARNESS - 1

1.

Turn ignition switch OFF.

2.

Disconnect satellite radio tuner (factory installed) connector M41
and AV control unit connector M43.

3.

Check continuity between satellite radio tuner (factory installed)
harness connector M41 (A) terminal 28 and AV control unit har-
ness connector M43 (B) terminal 28.

4.

Check continuity between satellite radio tuner (factory installed)
harness connector M41 (A) terminal 28 and ground.

Are continuity results as specified?

YES

>> GO TO 2

NO

>> Repair harness or connector.

2.

CHECK HARNESS - 2

1.

Check continuity between satellite radio tuner (factory installed)
harness connector M41 (A) terminal 29 and AV control unit har-
ness connector M43 (B) terminal 29.

2.

Check continuity between satellite radio tuner (factory installed)
harness connector M41 (A) terminal 29 and ground.

Are continuity results as specified?

YES

>> GO TO 3

NO

>> Repair harness or connector.

3.

CHECK HARNESS - 3

A

B

Continuity

Connector

Terminal

Connector

Terminal

M41

28

M43

28

Yes

A

—

Continuity

Connector

Terminal

M41

28

Ground

No

ALNIA0334GB

A

B

Continuity

Connector

Terminal

Connector

Terminal

M41

29

M43

29

Yes

A

—

Continuity

Connector

Terminal

M41

29

Ground

No

ALNIA0867GB

AV-90

< COMPONENT DIAGNOSIS >

[MID AUDIO]

COMMUNICATION SIGNAL CIRCUIT

1.

Check continuity between satellite radio tuner (factory installed)
harness connector M41 (A) terminal 30 and AV control unit har-
ness connector M43 (B) terminal 30.

2.

Check continuity between satellite radio tuner (factory installed)
harness connector M41 (A) terminal 30 and ground.

Are continuity results as specified?

YES

>> GO TO 4

NO

>> Repair harness or connector.

4.

CHECK REQ1 SIGNAL

1.

Connect satellite radio tuner (factory installed) connector and AV control unit connector.

2.

Turn ignition switch to ACC

3.

Check signal between satellite radio tuner (factory installed) har-
ness connector M41 terminal 28 and ground with CONSULT-III
or oscilloscope.

Are voltage readings as specified?

YES

>> GO TO 5

NO

>> Replace AV control unit. Refer to 

AV-134, "Removal and Installation"

.

5.

CHECK TXD SIGNAL

Check signal between satellite radio tuner (factory installed) harness
connector M41 terminal 29 and ground with CONSULT-III or oscillo-
scope.

Are the voltage readings as specified?

A

B

Continuity

Connector

Terminal

Connector

Terminal

M41

30

M43

30

Yes

A

—

Continuity

Connector

Terminal

M41

30

Ground

No

ALNIA0877GB

(+)

(-)

Reference signal

Connector

Terminal

M41

28

Ground

WKIA4544E

SKIB3825E

(+)

(-)

Reference signal

Connector

Terminal

M41

29

Ground

WKIA4545E

SKIB3824E

AV

COMMUNICATION SIGNAL CIRCUIT

AV-91

< COMPONENT DIAGNOSIS >

[MID AUDIO]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

YES

>> GO TO 6

NO

>> Replace satellite radio tuner.

6.

CHECK RXD SIGNAL

Check signal between satellite radio tuner (factory installed) harness
connector M41 terminal 30 and ground with CONSULT-III or oscillo-
scope.

Are the voltage readings as specified?

YES

>> Replace satellite radio tuner.

NO

>> Replace AV control unit. Refer to 

AV-134, "Removal and Installation"

.

(+)

(-)

Reference signal

Connector

Terminal

M41

30

Ground

WKIA4546E

SKIB3826E

AV-92

< COMPONENT DIAGNOSIS >

[MID AUDIO]

SOUND SIGNAL CIRCUIT

SOUND SIGNAL CIRCUIT

SATELLITE RADIO TUNER

SATELLITE RADIO TUNER : Description

INFOID:0000000001450828

Left and right channel audio signals are supplied from the satellite radio tuner to the AV control unit through
the sound signal circuits.

SATELLITE RADIO TUNER : Diagnosis Procedure

INFOID:0000000001450829

LEFT CHANNEL

1.

CHECK HARNESS

1.

Turn ignition switch OFF.

2.

Disconnect satellite radio tuner (factory installed) connector M41
and AV control unit connector M43.

3.

Check continuity between satellite radio tuner (factory installed)
connector M41 (A)  and AV control unit connector M43 (B).

4.

Check continuity between satellite radio tuner (factory installed) connector M41 (A) and ground.

Are continuity results as specified?

YES

>> GO TO 2

NO

>> Repair harness or connector.

2.

CHECK LEFT CHANNEL AUDIO SIGNAL

1.

Connect satellite radio tuner (factory installed) and AV control unit.

2.

Turn ignition switch ON.

3.

Check signal between satellite radio tuner (factory installed)
connector M41 terminals 21 and 22 with CONSULT-III or oscillo-
scope.

Are voltage readings as specified?

YES

>> Replace AV control unit. Refer to 

AV-134, "Removal and Installation"

.

NO

>> Replace satellite radio tuner. Refer to 

AV-145, "Removal and Installation"

.

RIGHT CHANNEL

A

B

Continuity

Connector

Terminal

Connector

Terminal

M41

21

M43

21

Yes

22

22

A

—

Continuity

Connector

Terminal

M41

21

Ground

No

22

ALNIA0337GB

(+)

(-)

Reference signal

Connector

Terminal

M41

21

Ground

22

WKIA4548E

SKIB3609E

AV

SOUND SIGNAL CIRCUIT

AV-93

< COMPONENT DIAGNOSIS >

[MID AUDIO]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

1.

CHECK HARNESS

1.

Turn ignition switch OFF.

2.

Disconnect satellite radio tuner (factory installed) connector M41
and AV control unit connector M43.

3.

Check continuity between satellite radio tuner (factory installed)
M41 (A) and AV control unit M43 (B).

4.

Check continuity between satellite radio tuner (factory installed) connector M41 (A) and ground.

Are continuity results as specified?

YES

>> GO TO 2

NO

>> Repair harness or connector.

2.

CHECK RIGHT CHANNEL AUDIO SIGNAL

1.

Connect satellite radio tuner (factory installed) and AV control unit.

2.

Turn ignition switch ON.

3.

Check signal between satellite radio tuner (factory installed)
connector M41 terminals 23 and 24 with CONSULT-III or oscillo-
scope.

Are voltage readings as specified?

YES

>> Replace AV control unit. Refer to 

AV-134, "Removal and Installation"

.

NO

>> Replace satellite radio tuner. Refer to 

AV-145, "Removal and Installation"

.

A

B

Continuity

Connector

Terminal

Connector

Terminal

M41

23

M43

23

Yes

24

24

A

—

Continuity

Connector

Terminal

M41

23

Ground

No

24

ALNIA0338GB

(+)

(-)

Reference signal

Connector

Terminal

M41

23

Ground

24

WKIA4550E

SKIB3609E

AV-94

< ECU DIAGNOSIS >

[MID AUDIO]

AV CONTROL UNIT

ECU DIAGNOSIS

AV CONTROL UNIT

Reference Value

INFOID:0000000001450830

VALUES ON THE DIAGNOSIS TOOL

CONSULT-III data monitor item

TERMINAL LAYOUT

PHYSICAL VALUES

Display Item

Dis-
play

Vehicle status

Remarks

VHCL SPD SIG

ON

Vehicle speed >0 km/h (0 MPH)

Changes in indication may be delayed. This is nor-
mal.

OFF

Vehicle speed =0 km/h (0 MPH)

PKB SIG

ON

Parking brake is applied.

Changes in indication may be delayed. This is nor-
mal.

OFF

Parking brake is released.

ILLUM SIG

ON

Block the light beam from the auto 
light optical sensor when the light SW 
is ON .

—

OFF

Expose the auto light optical sensor 
to light when the light SW is OFF or 
ON.

IGN SIG

ON

Ignition switch ON

—

OFF

Ignition switch in ACC position

REV SIG

ON

Selector lever in R position

Changes in indication may be delayed. This is nor-
mal.

OFF

Selector lever in any position other 
than R

AWNIA0145ZZ

AV

AV CONTROL UNIT

AV-95

< ECU DIAGNOSIS >

[MID AUDIO]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

Terminal

(Wire color)

Description

Condition

Reference value

(Approx.)

+

–

Signal name

Input/

Output

2

(BR)

3

(L)

Sound signal front door 
speaker and  front tweeter 
LH

Output

Ignition 

switch 

ON

Audio output

4

(G)

5

(B)

Sound signal rear door 
speaker and rear tweeter 
LH

Output

Ignition 

switch 

ON

Audio output

6

(Y)

15

Steering switch signal A

Input

Ignition 

switch 

ON

Press and hold MODE 
switch.

 0V

Press and hold 

 switch.

0.75V

Press and hold VOL up 
switch

2V

Except for above.

5V

7

(G/Y)

Ground

ACC power supply

Input

Ignition 

switch 

ACC

—

Battery voltage

9

(V)

Ground

Illumination signal

Input

OFF

Lighting switch is OFF.

0V

Lighting switch is ON.

12V

11

(LG)

12

(R)

Sound signal front door 
speaker and front tweeter 
RH

Output

Ignition 

switch 

ON

Voice output

13

(GR)

14

(O)

Sound signal rear door 
speaker and rear tweeter 
RH

Output

Ignition 

switch 

ON

Voice output

15

Ground

Steering switch signal GND

—

Ignition 

switch 

ON

—

0V

SKIB3609E

SKIB3609E

SKIB3609E

SKIB3609E

 

 

 

 

 

 

 

Content      ..     29      30      31      32     ..