Lexus SC300 / Lexus SC400. Service manual — part 971

42

ELECTRICAL WIRING ROUTING

: Location of Connector Joining Wire Harness and Wire Harness

: Location of Splice Points

43

CODE

JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)

Ba1

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

Ba2

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

Bb1

FLOOR NO. 3 WIRE AND FRONT SEAT RH WIRE (UNDER THE FRONT RH SEAT)

102

CORNERING LIGHT

1I

2

1I

1

5

5

5

5

4

4

4

LH

RH

IF

EA

OFF

TAIL

HEAD

1K

5

1J

1

IE1

17

IE1

18

1

2

1

2

E 4

4

2

2

5

10

11

8

1

1

3

13

3

12

5

13

6

W–G

R–L

G–

W

G–

R

G–

R

R–Y

R–

G

P–

Y

R–

L

R–

G

P–

Y

W–

B

W–

B

R–

G

W–

B

W–

B

W–

B

R–

Y

(C

A

NA

DA

)

(US

A

)

FROM POWER SOURCE SYSTEM (SEE PAGE 56)

20A
TURN

CORNERING LIGHT
RELAY

FROM HEADLIGHT
RELAY

CORNERING LIGHT SW
[COMB. SW]

COMBINATION
SW

CO

R

N

E

R

IN

G

L

IG

H

T

INT

E

G

R

A

T

IO

N

RE

L

A

Y

INT

E

G

R

A

T

IO

N

RE

L

A

Y

LI

G

H

T

C

O

NT

RO

L

S

W

DIODE

C16

I16

I16

C15

C 6

C 7

LH

RH

(US

A

)

(CANADA)

A

B

103

CORNERING LIGHT RELAY

3–5

: CLOSED WITH LIGHT CONTROL SW AT HEAD POSITION

C15

LIGHT CONTROL SW [COMB. SW]

13–4 : CLOSED WITH LIGHT CONTROL SW AT HEAD POSITION

C16

CORNERING LIGHT SW [COMB. SW]

8–11

: CLOSED WITH TURN SIGNAL LEVER AT LEFT POSITION

8–10 : CLOSED WITH TURN SIGNAL LEVER AT RIGHT POSITION

: PARTS LOCATION

CODE

SEE PAGE

CODE

SEE PAGE

CODE

SEE PAGE

C 6

26

C15

28

I16

A

29 (USA)

C 7

26

C16

28

I16

B

29 (CANADA)

: RELAY BLOCKS

CODE

SEE PAGE

RELAY BLOCKS (RELAY BLOCK LOCATION)

4

23

LEFT KICK PANEL (J/B NO.1 LEFT)

5

23

LEFT KICK PANEL (J/B NO.1 RIGHT)

: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR

CODE

SEE PAGE

JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)

1I

1J

20

COWL WIRE

1K

: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS

CODE

SEE PAGE

JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)

IE1

36

ENGINE ROOM MAIN WIRE AND COWL WIRE (R/B NO. 4)

: GROUND POINTS

CODE

SEE PAGE

GROUND POINTS LOCATION

EA

34

FRONT SIDE OF RIGHT FENDER

IF

36

LEFT KICK PANEL

: SPLICE POINTS

CODE

SEE PAGE

WIRE HARNESS WITH SPLICE POINTS

CODE

SEE PAGE

WIRE HARNESS WITH SPLICE POINTS

E 4

34

ENGINE ROOM MAIN WIRE

1

2

5 6

X

12 13

A

B

C 6, C 7

C15

C16

I16

I16

(CANADA)

(USA)

BLACK

GRAY

X

X

X

X 13

4

X

X

X

8

X

10 11

SERVICE HINTS