Nissan Juke F15. Instruction — part 13

AV-38

< DTC/CIRCUIT DIAGNOSIS >

[DISPLAY AUDIO]

STEERING SWITCH SIGNAL A CIRCUIT

STEERING SWITCH SIGNAL A CIRCUIT

Description

INFOID:0000000012202463

Transmits the steering switch signal to audio unit.

Diagnosis Procedure

INFOID:0000000012202464

1.

CHECK STEERING SWITCH SIGNAL A CIRCUIT

1. Disconnect audio unit connector and spiral cable connector.

2. Check continuity between audio unit harness connector and spiral cable harness connector.

3. Check continuity between audio 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. Refer to

SR-15, "Removal and Installation"

.

3.

CHECK AUDIO UNIT VOLTAGE

1. Connect audio unit connector and spiral cable connector.

2. Turn ignition switch ON.

3. Check voltage between audio unit harness connector.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Replace audio unit. Refer to

AV-50, "Removal and Installation"

.

4.

CHECK STEERING SWITCH

1. Turn ignition switch OFF.

2. Check steering switch. Refer to

AV-38, "Component Inspection"

.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace steering switch. Refer to

AV-55, "Removal and Installation"

.

Component Inspection

INFOID:0000000012202465

Measure the resistance between the steering switch connector.

Audio unit

Spiral cable

Continuity

Connector

Terminal

Connector

Terminal

M129

6

M33

24

Existed

Audio unit

Ground

Continuity

Connector

Terminal

M129

6

Not existed

Probe

Voltage

(Approx.)

(+)

(

−)

Audio unit

Connector

Terminal

Connector

Terminal

M129

6

M129

15

5.0 V

AV

STEERING SWITCH SIGNAL A CIRCUIT

AV-39

< DTC/CIRCUIT DIAGNOSIS >

[DISPLAY AUDIO]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

Steering switch

Condition

Resistance

(Approx.)

Ω

Terminal

14

17

TEL switch ON

716 – 730

SEEK DOWN switch ON

318 – 324

SEEK UP switch ON

120 – 122

SOURCE switch ON

0

15

TEL END switch ON

318 – 324

VOL UP switch ON

120 – 122

VOL DOWN switch ON

0

JSNIA8044GB

AV-40

< DTC/CIRCUIT DIAGNOSIS >

[DISPLAY AUDIO]

STEERING SWITCH SIGNAL B CIRCUIT

STEERING SWITCH SIGNAL B CIRCUIT

Description

INFOID:0000000012202466

Transmits the steering switch signal to audio unit.

Diagnosis Procedure

INFOID:0000000012202467

1.

CHECK STEERING SWITCH SIGNAL B CIRCUIT

1. Disconnect audio unit connector and spiral cable connector.

2. Check continuity between audio unit harness connector and spiral cable harness connector.

3. Check continuity between audio 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. Refer to

SR-15, "Removal and Installation"

.

3.

CHECK AUDIO UNIT VOLTAGE

1. Connect audio unit connector and spiral cable connector.

2. Turn ignition switch ON.

3. Check voltage between audio unit harness connector.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Replace audio unit. Refer to

AV-50, "Removal and Installation"

.

4.

CHECK STEERING SWITCH

1. Turn ignition switch OFF.

2. Check steering switch. Refer to

AV-40, "Component Inspection"

.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace steering switch. Refer to

AV-55, "Removal and Installation"

.

Component Inspection

INFOID:0000000012202468

Measure the resistance between the steering switch connector.

Audio unit

Spiral cable

Continuity

Connector

Terminal

Connector

Terminal

M129

16

M33

31

Existed

Audio unit

Ground

Continuity

Connector

Terminal

M129

16

Not existed

Probe

Voltage

(Approx.)

(+)

(

−)

Audio unit

Connector

Terminal

Connector

Terminal

M129

16

M129

15

5.0 V

AV

STEERING SWITCH SIGNAL B CIRCUIT

AV-41

< DTC/CIRCUIT DIAGNOSIS >

[DISPLAY AUDIO]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

Steering switch

Condition

Resistance

(Approx.)

Ω

Terminal

14

17

TEL switch ON

716 – 730

SEEK DOWN switch ON

318 – 324

SEEK UP switch ON

120 – 122

SOURCE switch ON

0

15

TEL END switch ON

318 – 324

VOL UP switch ON

120 – 122

VOL DOWN switch ON

0

JSNIA8044GB