Lexus SC300 / Lexus SC400. Manual — part 964

207

Bc1

17

Bc1

5

Bc1

16

Bc1

19

Bc1

20

Bc2

4

Bc2

3

B

B

A

B

A

A

B

B

B

C

C

12

18

23

10

5

3

9

4

10

4

5

1

1

6

5

22

25

19

6

2

1

D3

GND3

GND2

MUTE

RLI+

RLI–

RLO+

RLO–

D3

GND2

GND1

TEL+

TEL–

SP–CUT

GND

AUD+

AUD–

SP+

SP–

1

8

8

4

5

12

5

12

4

1

5

Y–B

L

B

W–

B

B

–

R

B–

Y

L–B

V

LG

LL

LG

V

L

LG

V

B–

R

B–

Y

L–

B

B

Y

O

B

B

BR

R–

B

BR

R–

B

TLMT

FR+

FR–

MOBILEPHONE

RADIO AND PLAYER

TELEPHONE TRANSCEIVER AND SPEAKER RELAY

T16

, T 17

M 1

R 4

, R 5

, R 6

A

B

B

D2

3

4

D2

11

6

R

L–

Y

L–Y

Y

G–

W

R–

W

L–W

B–

W

SPEAKER RELAY

L

BV1

10

BV2

2

BV2

1

(W/

O

C

D

P

L

A

Y

E

R

)

(W/

O

C

D

P

L

A

Y

E

R

)

(W/

C

D

P

L

AY

ER

)

(W/

C

D

P

L

AY

ER

)

1

5

STEREO POWER
AMPLIFIER

LG

L

FR+

FR–

S14

1

2

IP1

10

IP1

1

BT1

5

BT1

6

L

LG

LG

L

LG

L

FRONT DOOR
SPEAKER RH

F12

TELEPHONE TRANSCEIVER

A

3

(W/

C

D

PL

AY

ER

)

(W/

O

C

D

P

L

A

YE

R

)

A

B

C

208

CELLULAR MOBILE TELEPHONE

T16 (A)

TELEPHONE TRANSCEIVER AND SPEAKER RELAY

(A) 9–GROUND

: ALWAYS APPROX. 12 VOLTS

(A) 10–GROUND

: APPROX. 12 VOLTS WITH IGNITION SW AT ACC OR ON POSITION

(A) 11–GROUND

: ALWAYS CONTINUITY

: PARTS LOCATION

CODE

SEE PAGE

CODE

SEE PAGE

CODE

SEE PAGE

C16

28

R 4

A

29 (W/ CD PLAYER)

S14

31

F12

30

R 5

B

29 (W/O CD PLAYER)

T16

A

31

M 1

31

R 6

C

29 (W/O CD PLAYER)

T17

B

31

: RELAY BLOCKS

CODE

SEE PAGE

RELAY BLOCKS (RELAY BLOCK LOCATION)

2

19

ENGINE COMPARTMENT LEFT

: 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)

IP1

38

FRONT DOOR RH WIRE AND COWL WIRE (RIGHT KICK PANEL)

BS1

40

ENGINE ROOM MAIN WIRE AND FLOOR WIRE (LEFT KICK PANEL)

BT1

40

FLOOR WIRE AND COWL WIRE (LEFT KICK PANEL)

BV1

40

FLOOR NO 3 WIRE AND CONSOLE BOX WIRE (UNDER THE INSTRUMENT PANEL CENTER)

BV2

40

FLOOR NO. 3 WIRE AND CONSOLE BOX WIRE (UNDER THE INSTRUMENT PANEL CENTER)

Bc1

40

FLOOR NO 3 WIRE AND COWL WIRE (UNDER THE LEFT SIDE OF REAR SEAT CUSHION

Bc2

40

FLOOR NO. 3 WIRE AND COWL WIRE (UNDER THE LEFT SIDE OF REAR SEAT CUSHION

: GROUND POINTS

CODE

SEE PAGE

GROUND POINTS LOCATION

EB

34

FRONT SIDE OF LEFT FENDER

: SPLICE POINTS

CODE

SEE PAGE

WIRE HARNESS WITH SPLICE POINTS

CODE

SEE PAGE

WIRE HARNESS WITH SPLICE POINTS

I 3

38

COWL WIRE

B34

40

FLOOR MAIN WIRE

I 8

38

COWL WIRE

B35

40

FLOOR MAIN WIRE

I 26

38

ENGINE ROOM MAIN WIRE

B36

40

FLOOR NO. 3 WIRE

B 8

40

FLOOR MAIN WIRE

SERVICE HINTS

60

CHARGING

1E

8

1H

5

2

3D

2

2

3D

1

IG3

1

IJ2

13

EB2

2

IJ1

5

A

A

A

2

3

1

L

IG

S

B

1 B

IC REGULATOR

6

11

5

7

14

12

15

WB

W

B

W

B–

O

Y–

G

Y–

G

Y–

G

Y–

G

Y–

G

B–

Y

W

B

B–

Y

W

B–

Y

W

B

FUSE BLOCK

BATTERY

7. 5A
IGN

7. 5A
ENGINE

7. 5A
ALT
SENCING

CH

A

R

G

E

W

A

R

N

IN

G

LIG

H

T

[C

O

M

B

.

M

E

T

E

R]

12

0A

A

LT

60

A

M

A

IN

A10

, A1 1

A

B

ALTERNATOR

F 9

C1

2

FROM POWER SOURCE SYSTEM (SEE PAGE 56)

Y–

G

T

O

IN

T

E

G

R

A

T

IO

N

RE

L

A

Y

(CA

NA

DA

)

I14

Y–

G

61

A10

(A) ALTERNATOR

(A) 1–GROUND :

13.9–15.1 VOLTS WITH ENGINE RUNNING AT 2000 RPM AND 25

°

C (77

°

F)

13.5–14.3 VOLTS WITH ENGINE RUNNING AT 5000 RPM AND 115

°

C (239

°

F)

(A) 2–GROUND :

0–4 VOLTS WITH IGNITION SW AT ON POSITION AND ENGINE NOT RUNNING

: PARTS LOCATION

CODE

SEE PAGE

CODE

SEE PAGE

CODE

SEE PAGE

A10

A

26

C12

28

A11

B

26

F 9

26

: RELAY BLOCKS

CODE

SEE PAGE

RELAY BLOCKS (RELAY BLOCK LOCATION)

2

19

ENGINE COMPARTMENT LEFT

: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR

CODE

SEE PAGE

JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)

1E

20

INSTRUMENT PANEL WIRE

1H

20

COWL WIRE

3D

22

INSTRUMENT PANEL WIRE

: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS

CODE

SEE PAGE

JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)

EB2

34

ENGINE WIRE AND ENGINE ROOM MAIN WIRE (FRONT SIDE OF R/B NO 2)

EB2

34

ENGINE WIRE AND ENGINE ROOM MAIN WIRE (FRONT SIDE OF R/B NO.2)

IG3

38

INSTRUMENT PANEL WIRE AND COWL WIRE (RIGHT KICK PANEL)

IJ1

36

ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)

IJ2

36

ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)

: SPLICE POINTS

CODE

SEE PAGE

WIRE HARNESS WITH SPLICE POINTS

CODE

SEE PAGE

WIRE HARNESS WITH SPLICE POINTS

I14

38

COWL WIRE

X

X

14 15

6

5

7

1

2

3

1

B

A

A10

A11

C12

F 9

BLACK

BLACK

SERVICE HINTS