Lexus SC300 / Lexus SC400. Manual - part 961
228
AUTOMATIC AIR CONDITIONER
2
2
2
2
2
2
2
2
1A
5
2
2
2
2
2
2
2
I32
E11
I27
I27
EB
IJ
1K
2
IN1
6
II1
5
II1
2
IR2
4
IJ2
2
EB1
2
IR2
2
IR2
1
IR2
6
IN1
1
IN1
3
IE2
12
EB1
1
M
1
2
4
2
1
A
B
B
B
1
2
1
2
IR2
10
IR2
9
23
34
R–L
R–L
R–L
R–L
R–L
R–Y
L–R
L–Y
L–W
Y
B–R
R
L–W
R–L
B
R–
L
R–
L
R–
L
R–L
B
L–R
W
W
L–W
L–W
L–R
W–
B
L–
R
L
L–
R
W–
B
W–
B
W
–
B
W–
B
W–
B
R
Y
B–
R
W–B
R
L
L
R–L
R–L
FROM POWER SOURCE SYSTEM (SEE PAGE 56)
10A
HEATER
60A
HEATER
HEATER
RELAY
A/C MAGNETIC
CLUTCH RELAY
ENGINE AND ECT ECU
DEFOGGER
RELAY
BLOWER
MOTOR
A/
C
M
AG
N
ET
IC
C
L
U
T
C
H
BL
O
W
ER
R
ES
IS
T
O
R
(F
O
R
L
O
W
SPEE
D
)
A/C POWER
TRANSISTOR
A1 7
, A1 8
B3
A2
E 9
B 2
ACMG
A/C
B
R–
Y
4
3
1
3
5
1
4
2
2
1
2
3
4
R–
L
B
L–O
W–G
IN1
2
A
A
1