Infiniti EX35. Manual - part 198

 

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Infiniti EX35. Manual - part 198

 

 

AV

STEERING SWITCH SIGNAL B CIRCUIT

AV-573

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITH NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

STEERING SWITCH SIGNAL B CIRCUIT

Description

INFOID:0000000003513833

Transmits the steering switch signal to AV control unit.

Diagnosis Procedure

INFOID:0000000003160735

1.

CHECK STEERING SWITCH SIGNAL B CIRCUIT

1.

Disconnect AV control unit connector and spiral cable connector. 

2.

Check continuity between AV control unit harness connector and spiral cable harness connector.

3.

Check continuity between AV control unit harness connector and ground.

Is inspection result normal?

YES

>> GO TO 2.

NO

>> Repair harness or connector.

2.

CHECK SPIRAL CABLE

Check spiral cable. 
Is inspection result normal?

YES

>> GO TO 3.

NO

>> Replace spiral cable.

3.

CHECK AV CONTROL UNIT VOLTAGE

1.

Connect AV control unit connector and spiral cable connector.

2.

Turn ignition switch ON.

3.

Check voltage between AV control unit harness connector.

Is inspection result normal?

YES

>> GO TO 4.

NO

>> Replace AV control unit.

4.

CHECK STEERING SWITCH

1.

Turn ignition switch OFF.

2.

Check steering switch. Refer to 

AV-574, "Component Inspection"

.

Is inspection result normal?

YES

>> INSPECTION END

NO

>> Replace steering switch.

AV control unit

Spiral cable

Continuity

Connector

Terminal

Connector

Terminal

M80

16

M36

31

Existed

AV control unit

Ground

Continuity

Connector

Terminal

M80

16

Not existed

(+)

(

)

Voltage

(Approx.)

AV control unit

AV control unit

Connector

Terminal

Connector

Terminal

M80

16

M80

15

5.0 V

AV-574

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITH NAVIGATION]

STEERING SWITCH SIGNAL B CIRCUIT

Component Inspection

INFOID:0000000003566474

Measure the resistance between the steering switch connector.

JSNIA0112GB

Steering switch

Steering switch

Condition

Resistance value

(

)

Connector

Terminal

Connector

Terminal

M303

14

M303

17

ENTER switch ON

2003 – 2043

 switch ON

716 – 730

MENU DOWN switch ON

318 – 324

MENU UP switch ON

120 – 122

SOURCE switch ON

 0

15

 switch ON

716 – 730

 switch ON

318 – 324

VOL UP switch ON

120 – 122

VOL DOWN switch ON

0

AV

STEERING SWITCH SIGNAL GND CIRCUIT

AV-575

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITH NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

STEERING SWITCH SIGNAL GND CIRCUIT

Description

INFOID:0000000003513834

Transmits the steering switch signal to AV control unit.

Diagnosis Procedure

INFOID:0000000003160738

1.

CHECK STEERING SWITCH SIGNAL GND CIRCUIT

1.

Disconnect AV control unit connector and spiral cable connector. 

2.

Check continuity between AV control unit harness connector and spiral cable harness connector.

Is inspection result normal?

YES

>> GO TO 2.

NO

>> Repair harness or connector.

2.

CHECK SPIRAL CABLE

Check spiral cable. 

Is inspection result normal?

YES

>> GO TO 3.

NO

>> Replace spiral cable.

3.

CHECK GROUND CIRCUIT

1.

Connect AV control unit connector.

2.

Check continuity between AV control unit harness connector and ground.

Is inspection result normal?

YES

>> GO TO 4.

NO

>> Replace AV control unit.

4.

CHECK STEERING SWITCH

1.

Turn ignition switch OFF.

2.

Check steering switch. Refer to 

AV-575, "Component Inspection"

.

Is inspection result normal?

YES

>> INSPECTION END

NO

>> Replace steering switch.

Component Inspection

INFOID:0000000003566475

Measure the resistance between the steering switch connector.

AV control unit

Spiral cable

Continuity

Connector

Terminal

Connector

Terminal

M80

15

M36

33

Existed

AV control unit

Ground

Continuity

Connector

Terminal

M80

15

Not existed

JSNIA0112GB

AV-576

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITH NAVIGATION]

STEERING SWITCH SIGNAL GND CIRCUIT

Steering switch

Steering switch

Condition

Resistance value

(

)

Connector

Terminal

Connector

Terminal

M303

14

M303

17

ENTER switch ON

2003 – 2043

 switch ON

716 – 730

MENU DOWN switch ON

318 – 324

MENU UP switch ON

120 – 122

SOURCE switch ON

 0

15

 switch ON

716 – 730

 switch ON

318 – 324

VOL UP switch ON

120 – 122

VOL DOWN switch ON

0

 

 

 

 

 

 

 

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