Multiplex Communication System
(
CAN
)
3
4
2
1
(
Cont. next page
)
2 LX 570
1
5A
ECU–B1
BATT
R
E1
GND
W–B
(
BAT
)
4
2
IG1
G
10
5A
ECU–IG
No. 1

(
IG
)
2D56
E31
B
9
10A
IGN
(
IG
)
1
2B15
2D17
2B13
2D14
B
R–L
8
Junction
Connector
E62
Junction
Connector
E61
2
B
G
IG2

44
74
Junction
Connector
E59
86
47
ACC
GR
8
7. 5A
ACC
(
ACC
)
2D8
GR
48
77
45
75
R
GR
Junction
Connector
E60
65
55
G
42

52
44
54
R
47
57
B
CA2LCA2H
1213
SB
L
B
BR
L
SB
B
BR
CA1L
15
CA1H
16
1
W–B
2
Network Gateway ECU
A
B
C
D
M OVERALL ELECTRICAL WIRING DIAGRAM

LEXUS LX 570 (EM08F0U)
Multiplex Communication System
(
CAN
)
5
6
7
8
(
Cont. next page
)
2 LX 570
(
Cont' d
)
L
SB
E50
CANHCANL
A27
(
A
)
CAN+CAN–
4 AE35 AE3
2
114
13
W

L
23
P
L
E71
Junction Connector
L
P
123
Yaw Rate
Sensor Assembly
12
3
1
L
BR
14
Y
L
Y
L
E68
Junction Connector
L
W
EK42
2
116
13
W

L
EK41
E74
Junction Connector
125
1
14
12
3
F21
Junction Connector
213
213
10
Y
FE4
L
Y
L
FE420
A24
(
A
)
CANHCANL
V
LL
V
Skid Control ECU
with Actuator Assembly

Parking Assist ECU
L
CANL
F36
(
A
)
V
CANH
15 4
GR
CANH
E11
109
L
CANL
B
BRBR
B
SB
L
20 A 19 A
FE41FE411
L
YV
L
516
G
L
CANH CANL

Seat Belt Control ECU
E42
(
B
)
2
3
ST–Plug
1A
2B 1B
1
K1
W–B
1B 2B
11 A25 A
Four Wheel Drive
Control ECU
Steering Sensor
EA132 EA131
89
CANL CANH
E86
Distance Control
ECU Assembly
L
SB
15 4
9A 10A
Steering Control ECU
CANL

E84
(
C
)
CANH
20 C 9 C
LG
L
14 3
4B3B
4A3A
Suspension Control ECU
CANL CANH
K30
(
A
)
7A8A
Junction Connector
K28
(
A
)
, K29
(
B
)
, K41
(
C

)
2C 1C
Short Connector
A49
(
A
)
, A50
(
B
)
L
V
A
B
C
D
A
B
M
LEXUS LX 570 (EM08F0U)
9 12
11
10
2 LX 570
(
Cont' d
)
CANH CANL
P

B
F28
(
B
)
B
Y
CANL CANH
A38
(
A
)
G
B
CANL CANH
ECM
CANH CANL
E35
(
A
)
GR
B
E47
(
A
)
Center Airbag Sensor Assembly
15 4213165154
112121132

EE15 EE14
GR
B
Junction Connector
E72
11 EA3
P
B
10 EA3
B
P
FE46
B
P
FE416
2
1
13
E75
Junction Connector
12
CANL
B
14 6
E22
CANH
G
DLC3
Multiplex Communication System
(

CAN
)
Junction Connector
E69
BR
B
314
BR
B
W
B
11 A 10 A
26 B 25 B
22 A 13 A
14 3
B
V
V
B
(
Cont. next page
)
Multi–Display
A/C Amplifier Assembly
3A 4A
LG
MPX1
E91
1213
Headlight Swivel ECU Assembly

B
MPX2
14 315 4
B
SB
B
SB
A
B
A
B
C
D
M OVERALL ELECTRICAL WIRING DIAGRAM
LEXUS LX 570 (EM08F0U)
13 16
15
14
2 LX 570
(
Cont' d
)
W
W
R
R
2KL13KL129 EK219 EK2
A2
Y
R

73 EL1EL1
Tire Pressure Warning ECU
C1
Y
G
R
CANP
L10
612
C
R
B
CANN
2
1
74
1A
B2
5
R
W
R
MPX1 MPX2 CANH CANL
CANP CANN
R
2
c15
(
B
)

12
E27
143
P
R
1
13
V
R
LG
14
Multiplex Tilt and
Telescopic ECU
415
CAN+
V
R
Junction Connector
E76
Certification ECU Assembly
E29
(
A
)
I18
(
B
)
CANLCANH
21

BR
R
IE4 IE422
BR
EK24EK23
R
V
Junction
Connector
E70
14
12
1
W
6Kc1 5Kc1
E73
Junction Connector
Option Connector
(
Bus Buffer
)
3
1
13
314 12
2
R
E6
21
CAN–

V
R
MPX–
R
516
MPX+
LG
E77
CANLCANH
B
V
V
B
5B 1B
Multiplex Communication System
(
CAN
)
176
GR
R
Front Power Seat Control
ECU and Switch LH
Outer Mirror Control
ECU Assembly
Combination Meter
Assembly
CANP
Bus Buffer ECU
P5

21
CANN CANH
Windshield Wiper ECU
R
E90
(
B
)
CANL
LG
16 5
FE75FE74
PF24PF25
R
G
R
G
R
G
Power Back Door Unit Assembly
D1
V
MPX1
L36
65
D
R
MPX2
2
No. 2 Multiplex

Network Body ECU
E1
LG
MPX+
L33
(
A
)
E
R
MPX–
2
12 A 11 A
Junction Connector
L29
(
A
)
, L30
(
B
)
, L31
(
C
)
, L45
(
D
)

, L46
(
E
)
36 35
38 37
15 4
5B 6B
27 A 28 A21 B1B
CANP CANN
15 C16 C
CANH CANL
5C 6C
SB
B
Main Body ECU
E3
(
C
)
A
B
C
D
M
LEXUS LX 570 (EM08F0U)