Nissan Leaf. Manual - part 1257

VSP-48

< DTC/CIRCUIT DIAGNOSIS >

APPROACHING VEHICLE SOUND FOR PEDESTRIANS (VSP) SPEAKER SIG-

NAL CIRCUIT

APPROACHING VEHICLE SOUND FOR PEDESTRIANS (VSP) SPEAKER
SIGNAL CIRCUIT

Description

INFOID:0000000010121588

The VSP control unit outputs the VSP speaker signal to the VSP speaker.

Component Function Check

INFOID:0000000010121589

1.

CHECK VSP SPEAKER OPERATION

1. Connect the CONSULT.

2. Turn power switch ON.

3. Select the “ACTIVE TEST” item “VSP SPEAKER” of “VSP”.

4. Activate “VSP SPEAKER” and check that VSP speaker operates.
Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Refer to 

VSP-48, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000010121590

1.

CHECK VSP SPEAKER SIGNAL CIRCUIT

1. Turn power switch OFF.

2. Disconnect VSP control unit and VSP speaker connector. 

3. Check continuity between VSP control unit harness connector and VSP speaker harness connector.

4. Check continuity between VSP control unit harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair harness or connector.

2.

CHECK VSP SPEAKER OUTPUT SIGNAL

1. Connect VSP control unit and VSP speaker connector.

2. Connect the CONSULT.

3. Turn power switch ON.

4. Select the “ACTIVE TEST” for the “VSP” and perform the “VSP SPEAKER”.

5. Check signal between VSP control unit harness connector.

VSP control unit

VSP speaker

Continuity

Connector

Terminal

Connector

Terminal

M47

7

E42

2

Existed

8

1

VSP control unit

Ground

Continuity

Connector

Terminal

M47

7

Not existed

8

APPROACHING VEHICLE SOUND FOR PEDESTRIANS (VSP) SPEAKER SIG-

NAL CIRCUIT

VSP-49

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

K

M

A

B

VSP

N

O

P

Is the inspection result normal?

YES

>> Replace VSP speaker. Refer to 

VSP-69, "Removal and Installation"

.

NO

>> Replace VSP control unit. Refer to 

VSP-67, "Removal and Installation"

.

Terminals

Voltage

(Approx.)

(+)

(-)

VSP control unit

Connector

Terminal

Connector

Terminal

M47

8

M47

7

NOTE:
Waveform varies depending on tone and sound 
level.

JSMIA0539GB

VSP-50

< DTC/CIRCUIT DIAGNOSIS >

START UP SOUND SPEAKER SIGNAL CIRCUIT

START UP SOUND SPEAKER SIGNAL CIRCUIT

Description

INFOID:0000000010121591

The VSP control unit outputs the start up sound speaker signal to the start up sound speaker.

Component Function Check

INFOID:0000000010121592

1.

CHECK START UP SOUND SPEAKER OPERATION

1. Connect the CONSULT.

2. Turn power switch ON.

3. Select the “ACTIVE TEST” item “START UP SOUND SPEAKER” of “VSP”.

4. Activate “START UP SOUND SPEAKER” and check that start up sound speaker operates.
Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Refer to 

VSP-50, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000010121593

1.

CHECK START UP SOUND SPEAKER SIGNAL CIRCUIT

1. Turn power switch OFF.

2. Disconnect VSP control unit and start up sound speaker connector. 

3. Check continuity between VSP control unit harness connector and start up sound speaker harness con-

nector.

4. Check continuity between VSP control unit harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair harness or connector.

2.

CHECK START UP SOUND SPEAKER OUTPUT SIGNAL

1. Connect VSP control unit and start up sound speaker connector.

2. Connect the CONSULT.

3. Turn power switch ON.

4. Select the “ACTIVE TEST” for the “VSP” and perform the “START UP SOUND SPEAKER”.

5. Check signal between VSP control unit harness connector.

VSP control unit

Start up sound speaker

Continuity

Connector

Terminal

Connector

Terminal

M47

15

M48

2

Existed

16

1

VSP control unit

Ground

Continuity

Connector

Terminal

M47

15

Not existed

16

START UP SOUND SPEAKER SIGNAL CIRCUIT

VSP-51

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

K

M

A

B

VSP

N

O

P

Is the inspection result normal?

YES

>> Replace start up sound speaker. Refer to 

VSP-68, "Removal and Installation"

.

NO

>> Replace VSP control unit. Refer to 

VSP-67, "Removal and Installation"

.

Terminals

Voltage

(Approx.)

(+)

(-)

VSP control unit

Connector

Terminal

Connector

Terminal

M47

16

M47

15

NOTE:
Waveform varies depending on tone and sound 
level.

JSMIA0564GB