Nissan Teana J32. Manual - part 972

 

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Nissan Teana J32. Manual - part 972

 

 

VENTILATION SEAT SWITCH

SE-21

< COMPONENT DIAGNOSIS >

[WITH VENTILATION SEAT]

C

D

E

F

G

H

I

K

L

M

A

B

SE

N

O

P

YES

>> Rear ventilation seat switch circuit is OK.

NO-1

>> LO or HI mode is NG: GO TO 2.

NO-2

>> LO and HI modes are NG: GO TO 3.

2.

CHECK REAR VENTILATION SEAT SWITCH CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect rear ventilation seat switch connector and rear ventilation seat control unit connector.

3.

Check continuity between rear ventilation seat switch harness connector and rear ventilation seat control
unit harness connector. 

4.

Check continuity between rear ventilation seat switch harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness.

3.

CHECK REAR VENTILATION SEAT SWITCH

Check rear ventilation seat switch. 
Refer to

SE-22, "REAR SEAT : Component Inspection"

.

Is the inspection result normal?

YES-1 >> LO or HI mode is NG: GO TO 5.
YES-2 >> LO and HI modes are NG: GO TO 4.
NO

>> Replace rear ventilation seat switch. Refer to 

SE-107, "REAR SEAT : Removal and Installation"

.

4.

CHECK REAR VENTILATION SEAT SWITCH GROUND CIRCUIT

Check continuity rear ventilation seat switch harness connector and ground. 

Is the inspection result normal?

YES

>> GO TO 6.

NO

>> Repair or replace harness.

5.

CHECK REAR VENTILATION SEAT CONTROL UNIT OUTPUT SIGNAL

1.

Connect rear ventilation seat control unit connector.

2.

Turn ignition switch ON.

3.

Check voltage between rear ventilation seat control unit harness connector and ground.

Rear ventilation seat switch

Rear ventilation seat control unit

Continuity 

Connector

Terminal

Connector

Terminal

LH

LO

B495

2

B490

48

Existed

HI

1

47

RH

LO

B506

2

B501

48

HI

1

47

Rear ventilation seat switch

Ground

Continuity 

Connector

Terminal

LH

LO

B495

2

Not existed

HI

1

RH

LO

B506

2

HI

1

Rear ventilation seat switch

Ground

Continuity 

 Connector

Terminal

LH

B495

3

Existed

RH

B506

SE-22

< COMPONENT DIAGNOSIS >

[WITH VENTILATION SEAT]

VENTILATION SEAT SWITCH

Is the inspection result normal?

YES

>> GO TO 6.

NO

>> Replace rear ventilation seat control unit. Refer to 

SE-100, "Disassembly and Assembly"

.

6.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-35, "Intermittent Incident"

.

>> INSPECTION END

REAR SEAT : Component Inspection

INFOID:0000000003847167

1.

CHECK REAR VENTILATION SEAT SWITCH

1.

Turn ignition OFF.

2.

Disconnect rear ventilation seat switch connector.

3.

Check rear ventilation seat switch terminals.

Is the inspection result normal?

YES

>> Rear ventilation seat switch is OK.

NO

>> Replace rear ventilation seat switch. Refer to 

SE-107, "REAR SEAT : Removal and Installation"

.

(+)

(–)

Voltage (V)

(Approx.)

Rear ventilation seat control unit

Connector

Terminal

LH

LO

B490

48

Ground

Battery voltage

HI

47

RH

LO

B501

48

HI

47

Rear ventilation seat switch 

Terminal

Condition

Continuity

LH

B495

2

3

Rear ventilation seat switch

LO mode

Pressed

Existed

Released

Not existed

1

HI  mode

Pressed

Existed

Released

Not existed

RH

B506

2

3

Rear ventilation seat switch

LO mode

Pressed

Existed

Released

Not existed

1

HI  mode

Pressed

Existed

Released

Not existed

VENTILATION MOTOR

SE-23

< COMPONENT DIAGNOSIS >

[WITH VENTILATION SEAT]

C

D

E

F

G

H

I

K

L

M

A

B

SE

N

O

P

VENTILATION MOTOR

FRONT SEAT

FRONT SEAT : Description

INFOID:0000000003841898

Sends air flow to the seat cushion and seatback.

FRONT SEAT : Component Function Check

INFOID:0000000003841899

1.

CHECK FUNCTION

When turning the front ventilation switch to the LO and HI mode position, check that the front ventilation motor
is operated in each specific mode.

Is the inspection result normal?

YES

>> Front ventilation motor function is OK.

NO

>> Refer to

SE-23, "FRONT SEAT : Diagnosis Procedure"

.

FRONT SEAT : Diagnosis Procedure

INFOID:0000000003841900

1.

CHECK FRONT VENTILATION MOTOR POWER SUPPLY

1.

Turn ignition switch ON.

2.

Check voltage between front ventilation motor harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK FRONT VENTILATION MOTOR POWER SUPPLY CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect front ventilation motor connector and front ventilation seat control unit connector.

3.

Check continuity between front ventilation motor harness connector and front ventilation seat control unit
harness connector. 

4.

Check continuity between front ventilation motor harness connector and ground.

Is the inspection result normal?

(+)

(–)

Condition

Voltage (V)

(Approx.)

Front ventilation motor

Connector

Terminal

Driver side

B468

57

Ground

Ventilation seat

LO mode

Battery voltage

HI mode

Other than above

0

Passenger side

B444

Ventilation seat

LO mode

Battery voltage

HI mode

Other than above

0

Front ventilation motor

Front ventilation seat control unit

Continuity 

Connector

Terminal

Connector

Terminal

Driver side

B468

57

B467

57

Existed

Passenger side

B444

B443

Front ventilation motor

Ground

Continuity 

Connector

Terminal

Driver side

B468

57

Not existed

Passenger side

B444

SE-24

< COMPONENT DIAGNOSIS >

[WITH VENTILATION SEAT]

VENTILATION MOTOR

YES

>> Replace front ventilation seat control unit. Refer to 

SE-93, "Disassembly and Assembly"

.

NO

>> Repair or replace harness.

3.

CHECK FRONT VENTILATION MOTOR SPEED CONTROL SIGNAL

1.

Check voltage between front ventilation motor harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> GO TO 4.

4.

CHECK FRONT VENTILATION MOTOR SPEED CONTROL SIGNAL CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect front ventilation motor connector and front ventilation seat control unit connector.

3.

Check continuity between front ventilation motor harness connector and front ventilation seat control unit
harness connector. 

4.

Check continuity between front ventilation motor harness connector and ground.

Is the inspection result normal?

YES

>> Replace front ventilation seat control unit. Refer to 

SE-93, "Disassembly and Assembly"

.

NO

>> Repair or replace harness.

5.

CHECK FRONT VENTILATION MOTOR GROUND CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect front ventilation motor connector and front ventilation seat control unit connector.

3.

Check continuity between front ventilation motor harness connector and front ventilation seat control unit
harness connector. 

4.

Check continuity between front ventilation motor harness connector and ground.

(+)

(–)

Condition

Voltage (V)

(Approx.)

Front ventilation motor

Connector

Terminal

Driver side

B468

56

Ground

Ventilation seat 

LO mode

8

HI mode

10.5

Other than above

0

Passenger side

B444

Ventilation seat

LO mode

8

HI mode

10.5

Other than above

0

Front ventilation motor

Front ventilation seat control unit

Continuity 

Connector

Terminal

Connector

Terminal

Driver side

B468

56

B467

56

Existed

Passenger side

B444

B443

Front ventilation motor

Ground

Continuity 

Connector

Terminal

Driver side

B468

56

Not existed

Passenger side

B444

Front ventilation motor

Front ventilation seat control unit

Continuity 

Connector

Terminal

Connector

Terminal

Driver side

B468

55

B467

55

Existed

Passenger side

B444

B443

 

 

 

 

 

 

 

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