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
P14
P16
P13
P15
P17
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE
SEE PAGE
JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1C
FLOOR WIRE
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE
SEE PAGE
JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
Ba2
FLOOR WIRE AND FRONT SEAT LH WIRE (UNDER THE FRONT LH SEAT)
: GROUND POINTS
CODE
SEE PAGE
GROUND POINTS LOCATION
BK
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
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