Nissan GT-R. Manual - part 17

 

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Nissan GT-R. Manual - part 17

 

 

AV

STEERING SWITCH SIGNAL B CIRCUIT

AV-63

< DTC/CIRCUIT DIAGNOSIS >

[BASE 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:0000000009163286

Transmits the steering switch signal to AV control unit.

Diagnosis Procedure

INFOID:0000000009163287

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 the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair harness or connector.

2.

CHECK SPIRAL CABLE

Check spiral cable. 
Is the 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 the 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-64, "Component Inspection"

.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace steering switch.

AV control unit

Spiral cable

Continuity

Connector

Terminal

Connector

Terminal

M201

16

M36

31

Existed

AV control unit

Ground

Continuity

Connector

Terminal

M201

16

Not existed

(+)

(

)

Voltage

(Approx.)

AV control unit

AV control unit

Connector

Terminal

Connector

Terminal

M201

16

M201

15

5.0 V

AV-64

< DTC/CIRCUIT DIAGNOSIS >

[BASE AUDIO WITH NAVIGATION]

STEERING SWITCH SIGNAL B CIRCUIT

Component Inspection

INFOID:0000000009163288

Measure the resistance between the steering switch connector ter-
minals 14 to 17 and 15 to 17.

Standard

JPNIA1238GB

Steering switch

Condition

Resistance 

Connector

Terminals

M303

14

17

START / STOP switch ON

1982 – 2063

 switch ON

708 – 737

SEEK DOWN switch ON

314 – 327

SEEK UP switch ON

118 – 123

SOURCE switch ON

1

 or less

15

MRK switch ON

708 – 737

 switch ON

314 – 327

VOL UP switch ON

118 – 123

VOL DOWN switch ON

1

 or less

AV

STEERING SWITCH GROUND CIRCUIT

AV-65

< DTC/CIRCUIT DIAGNOSIS >

[BASE AUDIO WITH NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

STEERING SWITCH GROUND CIRCUIT

Description

INFOID:0000000009163289

Transmits the steering switch signal to AV control unit.

Diagnosis Procedure

INFOID:0000000009163290

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.

3.

Connect AV control unit connector.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair harness or connector.

2.

CHECK SPIRAL CABLE

Check spiral cable. 
Is the 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 the 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-66, "Component Inspection"

.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace steering switch.

AV control unit

Spiral cable

Continuity

Connector

Terminal

Connector

Terminal

M201

15

M36

33

Existed

AV control unit

Ground

Continuity

Connector

Terminal

M201

15

Existed

AV-66

< DTC/CIRCUIT DIAGNOSIS >

[BASE AUDIO WITH NAVIGATION]

STEERING SWITCH GROUND CIRCUIT

Component Inspection

INFOID:0000000009163291

Measure the resistance between the steering switch connector ter-
minals 14 to 17 and 15 to 17.

Standard

JPNIA1238GB

Steering switch

Condition

Resistance 

Connector

Terminals

M303

14

17

START / STOP switch ON

1982 – 2063

 switch ON

708 – 737

SEEK DOWN switch ON

314 – 327

SEEK UP switch ON

118 – 123

SOURCE switch ON

1

 or less

15

MRK switch ON

708 – 737

 switch ON

314 – 327

VOL UP switch ON

118 – 123

VOL DOWN switch ON

1

 or less

 

 

 

 

 

 

 

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