Lexus SC300 / Lexus SC400. Manual - part 1003

163

P 8 

 POWER SEAT CONTROL SW (FOR DRIVER’S SEAT)

12–GROUND :ALWAYS CONTINUITY

7–GROUND :ALWAYS APPROX. 12 VOLTS

: PARTS LOCATION

CODE

SEE PAGE

CODE

SEE PAGE

CODE

SEE PAGE

P 8

32

P14

32

P16

32

P13

32

P15

32

P17

32

: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR

CODE

SEE PAGE

JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)

1C

20

FLOOR WIRE

: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS

CODE

SEE PAGE

JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)

Ba2

43

FLOOR WIRE AND FRONT SEAT LH WIRE (UNDER THE FRONT LH SEAT)

: GROUND POINTS

CODE

SEE PAGE

GROUND POINTS LOCATION

BK

40

UNDER THE CENTER PILLAR LH

1

2

3

4

5

6

7

8

9

10

11

12

X

X

1

2

1

2

1

2

1

2

P17

P 8

P13, P15

P14

P16

GRAY

SERVICE HINTS

154

POWER SEAT (w/ DRIVING POSITION MEMORY)

P

R

N

D

2

L

1

4

6

5

7

8

9

GR

R–

B

L

G–

W

G

W

A/T INDICATOR SW
[NEUTRAL START SW AND

BACK–UP LIGHT SW]

N 1

IT1

12

1I

10

1H

12

1C

10

1H

1

A

6

STOP

A

15

P

A

3

RCL+

A

10

RCL–

B

16

SSRS

B

14

SSRR

B

6

PVCC

B

5

SSFV

B

15

SSRV

2

3

1

3

1

2

6

5

2

1

3

2

1

3

M

B28

B26

B27

BU1

7

Ba1

6

Ba1

8

1

2

IJ1

10

GR

V

V

V

BR–B

BR–B

BR–B

BR–B

BR

–

B

BR

–

B

LG

V

Y–

R

Y–

B

V

V–

W

LG

–

R

V

Y–

G

V

BR

–

B

G–

W

G–

W

G–

W

W

Y

GR

GR

Y

Y

VV

LG

–

R

Y–

G

V–

W

Y–

B

Y–

R

LG

FROM POWER SOURCE SYSTEM (SEE PAGE 56)

15A
STOP

10A
GAUGE

STOP LIGHT
SW

POWER SEAT ECU

(FOR DRIVER’ S SEAT)

SLIDE
POSITION
SENSOR
(FOR

DRIVER’ S SEAT)

POWER SEAT MOTOR
(FOR DRIVER’ S SEAT

RECLINING MOTOR
CONTROL)

FRONT
VERTICAL
POSITION
SENSOR

REAR
VEATICAL
POSITION
SENSOR

S20

P16

F19

R19

P10

, P11

S12

A

B

B26

1

B

(M/T)

PA

R

KI

N

G

BR

AKE

SW

P

3

(A/

T

)

BR–B

155

M

2

1

M

2

1

M

2

1

IH

IF

6

3

2

1

4

3

12

11

2

1

9

8

3

B

18

SGND

B

8

SI

B

17

SO

A

2

SLD+

A

9

SLD–

A

4

FRV+

A

11

FRV–

A

13

RRV+

A

12

RRV–

1D

8

1J

1

Ba1

4

Ba1

9

Ba2

13

1I

16

1D

10

BT1

11

BT1

12

IF1

12

IF1

13

IF1

19

BT1

13

BU1

6

IF2

13

B27

B 8

I 4

I 5

ECUE

BR–B

BR–B

BR–B

P

R

R–Y

R–B

L

L–

B

L–

Y

L–R

Y–

G

Y–

L

R–

W

W–

B

W–

B

BR

–

B

R–

B

R–

Y

R

P

B

W

BR

–

B

BR

–

B

BR

–

B

BR

–

B

BR

–

B

W

B

B

W

BR

–

B

BR

BR

–

B

SI

SO

DSW

MRY

MR

M1

P17

P13

P15

P10

, P11

D12

T10

D1

0

(SH

IE

L

D

ED

)(

SH

IE

L

D

E

D

)(

SH

IE

L

D

E

D

)

POWER SEAT MOTOR
(FOR DRIVER’ S SEAT

SLIDE CONTROL)

POWER SEAT MOTOR
(FOR DRIVER’ S SEAT

FRONT VERTICAL
CONTROL)

POWER SEAT MOTOR
(FOR DRIVER’ S SEAT

REAR VERTICAL
CONTROL)

POWER SEAT ECU

(FOR DRIVER’ S SEAT)

A

B

BR–B

BR–B

BR–B

BR

–

B

DO

O

R

O

P

E

N

DE

T

E

CT

IO

N

S

W

L

H

NO

.

1

NO

.

2

SE

T

DRIVING POSITION
MEMORY AND
RETURN SW

TILT AND POWER TELESCOPIC ECU

156

POWER SEAT (w/ DRIVING POSITION MEMORY)

R

EAR

FR

O

N

T

M

1

2

BK

A

8

GND2

A

1

GND

B

1

SLDF

B

9

SLDR

B

3

FUP

B

11

FDWN

B

4

RUP

B

12

RDWN

B

2

RCLF

B

10

RCLR

B

9

SYSB

A

7

IG

A

14

+B2

A

+B

A

5

1B

5

1C

1

1C

6

2

1C

8

1K

7

Ba1

12

Ba1

2

Ba1

3

Ba1

7

B26

B26

11

10

1

2

5

6

9

8

4

3

12

7

1H

10

14

R

L–W

BR–B

L–W

W–B

L–W

L–W

R

R

R

B–

R

R

L

–W

L–W

L–

W

B–

R

W–

B

W–

B

W–

B

W–

B

W–

B

BR

–

B

G

G–

R

L

L–B

L–Y

L–

R

Y–

G

Y–

L

Y–

R

Y–

B

FROM POWER SOURCE SYSTEM (SEE PAGE 56)

15A
ECU–IG

10A
DOME

30A
DOOR

FR

O

N

T

SL

ID

E

RE

A

R

UP

FR

O

N

T

V

E

R

TI

C

A

L

DO

W

N

UP

DO

W

N

R

E

AR

VE

R

T

IC

AL

FR

O

N

T

RE

CL

IN

ING

RE

A

R

POWER SEAT CONTROL SW
(FOR DRIVER’ S SEAT)

POWER SEAT MOTOR
(FOR DRIVER’ S SEAT

LUMBAR SUPPORT
CONTROL)

LUMBAR
SUPPORT
SW

POWER SEAT ECU
(FOR DRIVER’ S SEAT)

P 8

P14

P10

, P11

B

A

1

2

L–W

L–W

6

5

1

2

3

4

1I

8

BX1

18

Bb1

7

B–

R

B–

R

B

B

1

2

T

E

NS

IO

N

R

E

D

UC

E

R

SO

L

EN

O

ID

R

H

T1

9

PRDC

B

7