1
2
3
4
4 LX 570
(
Cont. next page
)
STR
(
BAT
)
1
5A
AM2
W
B1A6
AM2
W
W
AM1
A8D6
L
L
STR2
15
IG
10A
ECU–IG
No. 2
(

IG
)
2
2
1
(
IG
)
10A
IGN
D2
(
A
)
, D3
(
B
)
M
1
B
Battery
BB–W
W–B
P
N
BL
1A
1
L

1
1
ST Relay
1
15
23
W–B
ST CUT
Relay
11
11
25
13
G–B
30A
ST
1
(
BAT
)
B
Smart Access System with Push–Button Start and Theft Deterrent
CA14
A3
1
B
Starter Assembly
2D62
E1
1

4
GND2
4
W–B W–B
Junction
Connector
E62
Main Body ECU
E1
(
A
)
, E2
(
B
)
, E3
(
C
)
, E4
(
D
)
Junction
Connector
E59
5
4
Park/Neutral

Position Switch
C19
Junction
Connector
A34
RR–B
L
L
W–B
W–B
3
L
L
EA317EA318
2
ECM
<12–15>
AD11
R–B
B20 B19
A12 A13
ECM
<12–16>
ECM
<12–15>
L
B10
A2A1
L
W–B

EA236
W
W
69
79 78
Junction
Connector
A37
(
A
)
, C52
(
B
)
Junction
Connector
A37
(
A
)
, C52
(
B
)
B
ST
M OVERALL ELECTRICAL WIRING DIAGRAM
LEXUS LX 570 (EM08F0U)
7

8
6
5
(
Cont. next page
)
4 LX 570
(
Cont' d
)
A19 A18
SLR+ SLP
IGE SLP1
43
IG2 GND SGND LIN B
6125
W–B
7
B
20A
STR
LOCK
1
2
(
BAT
)
R
GR
3

R
LIN1
6
+BGND EFIO EFII
GR
14
LIN1
20 2D
E28
W
51
ECM<12–14>
8
GR
B
B
E2
A17 A16
SSW1
A14 A15
SSW2
A25
7 2 13 12 11
INDW INDS SWIL
GND
5
8
L
9
SB

1410
W–B
GR
R
BR
INDW INDS SWIL
SS1
SS2SS1
Full
Traveling
Free
GND
SS2
BR
B
10A
IGN
1
(
IG
)
B
E1
W–B
E2
BR
1
(
BAT
)

B–R
W
W
R
VC5CODETXCTAGND
G
BR
GND3
1C
BR
Smart Access System with Push–Button Start and Theft Deterrent
SB
G
E18
GR
ID Code Box
Engine Switch
Main Body ECU
E1
(
A
)
, E2
(
B
)
, E3
(
C
)

, E4
(
D
)
13
4
53
43
96
76
Power Source System
<1–7><1–8>
7. 5A
IMB
33 63
W–B
Junction
Connector
E58
Junction
Connector
E67
B
P
G
SB
L
E26
Transponder Key Coil
EA139

13
9
Junction
Connector
E67
3
1
Junction
Connector
E66
13
12
E61
Junction
Connector
52
40 EA1
B
2
EA328 EA327
W–R
R–G
2
2B15
2D17
35
45
Junction
Connector
E61

BB
7
BR
IG2D
11 B
M
Steering Lock
Actuator Assembly
A
B
C
D
E
F
M
LEXUS LX 570 (EM08F0U)
9
10
11
12
(
Cont. next page
)
4 LX 570
(
Cont' d
)
B
CANL CG5B
L

CANH
RSSI
LG
RDA
L
2
RSSI
LG
5
DATA+5
RC0
BB
4
BZR
12
VC5 CLG5
CLGB
LGLG–B
CLG4
L8
CLG6 CG6B
E96
CLG3 CLGB
31
CODE TXCT AGND
W–B
1
CLG8 CG8B
Multiplex Communication System
(

CAN
)
<2–14>
1
2
LIN
R
SB
1
GND
SB
R
GR
E
L21
A10 A17
A28 27 A
A21 A29 A38 A39
A40A8A9A30 A11 A12 A13 A14 A31 A32
A3
HSW
W
B24
A19
1
SECURITY
HORN
Relay
G
SH–

LG
B20
2
CLGBCLG6
L9
CLG7 CG7B
GR
WW
GR
A15 A16
1A
B
+B
L2
EL15EL14
L
SB
G
P
E1
11
E62
11
1
GR
Smart Access System with Push–Button Start and Theft Deterrent
GR
Security Horn
Assembly
Front Indoor Electrical

Key Oscillator
Rear Indoor Electrical
Key Oscillator
Indoor Luggage Compartment
Electrical Key Oscillator
Door Control Receiver
Junction
Connector
Main Body ECU
E1
(
A
)
, E2
(
B
)
, E3
(
C
)
, E4
(
D
)
G
GRGR
G
K23
CLG5 CLGB

21
Outside Luggage
Electrical Key Antenna
Wireless Door
Lock Buzzer
A20
L
SB
G
P
W–B
W–B
FE317 FE316 FE318
1
SB
V
Certification ECU Assembly
E29
(
A
)
, E30
(
B
)
EA121
2EL13EL1 35EK236 EK2
W–B
10 FL2 11 FL2FL29
B

LG
L
(
BAT
)
2
1
5A
SECURITY
1
25
13
EA120
1
2
A4
WW–BW–B
A8
Engine Hood
Courtesy Switch
AA32
GR
EA122
LG
LG
E
B
E
+
A

B
C
D
E
F
M OVERALL ELECTRICAL WIRING DIAGRAM
LEXUS LX 570 (EM08F0U)
13 16
15
14
(
Cont. next page
)
4 LX 570
(
Cont' d
)
ACCR STSW
R
TACH
3B 4D C8
W
B
IGACC
LCTY
17
LSWPLSWD
9A
25
HORN

B27
L
A18A19
10A
IGN
(
IG
)
1
B
ECM<12–15>
2D8
(
ACC
)
7. 5A
ACC
ACC
22
Smart Access System with Push–Button Start and Theft Deterrent
A5
ACTDSTP
23
Main Body ECU
E1
(
A
)
, E2
(

B
)
, E3
(
C
)
, E4
(
D
)
5B
LSWR
55
45
Junction
Connector
E61
SPD
9C
Headlight System
<3–7>
Headlight System
<3–7>
W–B
W–B
36 A35 A23 A6A4A34 A33 A22 A3A
I1
IE28
RR
YY

IE26
RR
SEN2
IE2
SEL2
LL
CLG2
9IE2
CG2B
R
19
R
IE2 18
BR BR
TSW2
7IE2
RR
6IE5
YY
18 IE5
SEL1
IE519
RR
SEN1
7
G
IE5
G
TSW1
9IE5

LL
CLG1
8IE5
A5
WW
CG1B
Certification ECU Assembly
E29
(
A
)
, E30
(
B
)
SGTANT1ANT2TRG–
2389
GND
7
BR
B
1
Y
O
6
SENSSEL
4
TRG+
V
3

10
CLG
B
R
CLGB
5
P
Front Door Outside
Handle Assembly LH
z23
z24
W
L
G
R
2156
TRG– ANT2 ANT1 SGT
P
5
CLGB
R
B
CLG
10
3
V
TRG+
4
SEL SENS
6

O
Y
1
B
BR
7
GND
9832
TRG– ANT2 ANT1 SGT
Front Door Electrical Key Oscillator RH
z22
Front Door Outside
Handle Assembly RH
z21
W
L
G
R
1
ANT1 SGT
2
TRG– ANT2
56
W–B
I2
EA39 EA38
zI21zI25zI27zI26zI22zI24
zI23
zI14zI12zI16zI17zI15zI11
zI13

R
R
48
58
GR
Junction
Connector
E61
L–Y
R
4C
HAZ
20 1 3
ACT–ACT+LSWL
Door Lock Control System
<3–15>
GR
2
2B15
2D17
B
Front Door Electrical Key Oscillator LH
HORN Relay
<22–4>
Stop Light Switch
Assembly<15–2>
Interior Light System
<3–26>
Door Lock Control System
<3–13><3–14><3–16>

B
RCTY
21 B
PCTYDCTY
Interior Light System
<3–25><3–27><3–28>
24 A 7
W–B
D2
P
L
Shift Lock Control ECU
Sub–Assembly<23–2>
78
HRLYTRLY
Taillight System
<3–41>
Headlight System
<3–3>
A
B
M
LEXUS LX 570 (EM08F0U)
17 20
19
18
4 LX 570
(
Cont' d
)

CG3B
WW
1B
CLG3
LL
TSW3
G
SEN3
RR
SEL3
YY
RR
TSW4
G
WW
CG4BCLG4
LL
SEL4 SEN4
RR
YY
R
L1
TSW5
L
B25 B28 B8B9 B26 B2B27 B10 B11
A7
W–B
5A
ECU–B1
1

2
(
BAT
)
R
R–L
2B13
2D14
R
Smart Access System with Push–Button Start and Theft Deterrent
76
86
Certification ECU Assembly
E29
(
A
)
, E30
(
B
)
Junction Connector
E59
46
L
24
31 EK233EK2
SGTANT1ANT2TRG–
2389
GND

7
BR
B
1
Y
O
6
SENS
26
SEL
4
TRG+
V
3
10
CLG
B
R
CLGB
5
P
EK2
EK2
34 27EK2EK2
Rear Door Outside
Handle Assembly LH
z27
Rear Door Electrical Key Oscillator LH
z28
W

L
G
R
1256
TRG– ANT2 ANT1 SGT
P
5
CLGB
R
B
CLG
10
3
V
TRG+
4
SEL SENS
6
O
Y
1
B
BR
7
GND
9832
TRG– ANT2 ANT1 SGT
Rear Door Electrical Key Oscillator RH
z26
Rear Door Outside

Handle Assembly RH
z25
W
L
G
R
1256
TRG– ANT2 ANT1 SGT
W–B
W–B
K1
L
L
zJ14 zJ12 zJ16 zJ17zJ15 zJ11
R
W
L
R
Y
zJ13
JL114JL14JL15JL112JL113
EL117 EL19EL118 EL116 EL115 EL114
JL110zJ23
JK14JK112 JK114 JK113 JK15JK110
1 zJ25 zJ27 zJ26 zJ22 zJ2
R
Y
R
4 zJ2
L

W
W–B
3
JK1
G
3
JL1
GG
G
R
R
56
W–B
R
R
(
Cont. next page
)
A26
BDSU
EK228
R
125
BCTY TR+
AB
W
L
(
∗2
)

2A
V
IND
V
∗ 2 : w/o Power Back Door
L
(
∗2
)
W
L
Main Body ECU
E1
(
A
)
, E2
(
B
)
, E3
(
C
)
, E4
(
D
)
A
B

A
B
C
D
E
M OVERALL ELECTRICAL WIRING DIAGRAM
LEXUS LX 570 (EM08F0U)