3 LS 460 L / LS 460 (Cont.

next page)

M OVERALL ELECTRICAL WIRING DIAGRAM

M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n )

1 2 3 4
B
A
W
B
∗35 : From Sep. 2009 Production
∗36 : Before Sep. 2009 Production
∗37 : w/ Power Seat (Rear Passenger' s Seat)
∗38 : w/o Power Seat (Rear Passenger' s Seat)
∗47 : Before Sep. 2009 Production w/ Ottoman,
A33
From Sep. 2009 Production 4–Seater Driving Support ECU
∗48 : Before Sep. 2009 Production w/o Ottoman,
From Sep. 2009 Production 5–Seater
S43 ∗50 : Before Sep. 2009 Production w/o Ottoman
LEXUS LS 460 L / LS 460 (EM2731E)

Power Trunk Lid ∗52 : From Sep. 2009 Production 5–Seater

Control ECU
∗53 : From Sep. 2010 Production CANP CANN CA1P CA1N
∗60 : From Sep. 2009 Production until Sep. 2010 Production
19 18 40 39

CANL CANH
5 6

W
B

Monitor
CA1P CA1N (∗36)

Driver
ECU
CANL (∗35)

L18
CANH
9 24
59 LS1 60 LS1 4 AS1 5 AS1 59 LA3 60 LA3

W
B

B
W

8 19 10 21
B

Junction Connector
W

W
B

L96
S59
13 2 Junction Connector 15 4 2 13 5 16 6 17
9 20 11 22
Junction Connector

W
B
W
B
18 LR1 19 LR1
S60

12 1 14 3 1 12 3 14 4 15 37 LA3 38 LA3
B

W
B
(∗48) R45(A), R46(B), R47(C), R52(D)
1 B 2 B Junction Connector
W
W

W
R

B
(∗48) ST–Plug
2
3 rS1 4 rS1 (∗36)
7 rS3 6 rS3 (∗35 ∗37)
W

3 rS4 (∗35 ∗38) 2 rS4 (∗60 ∗38) 10 Se2 9 Se2 14 OS1 15 OS1 2 NS2 1 NS2 11 BA1 10 BA1 3
4 rS4 (∗53 ∗38)
1

1 A 2 A 1 D 2 D 1 C
(∗47)

(∗47)

(∗48)

(∗52)

(∗50)
W

(∗36)

(∗35)
R

R
B

W
B

L
B
(∗35)

W
2 1 2 A 1 A 28 B 20 B 25 B 24 B 9 B 10 B 9 B 10 B 4 3 (∗35)
CANN CANP CANN CANP CANN CANP CANP CANN CANP CANN CANP CANN CA1P CA1N
1 gR1 2 gR1

(∗36)

(∗36)

W–B
W

W
B

B
(∗35)

(∗35)
W
B

Junction Connector
S15 r2(A) S62(B) e46(B) O14(B) N10(B) B9
Rear Console Switch Rear Console Switch Rear Junction Front Power Seat Rear Door Front Door Front Center Millimeter
Block ECU Control ECU Control ECU LH Control ECU LH Wave Radar Sensor 16 A 5 A 16 A 5 A 4 3
and Switch LH 7
CA1P CA1N CA1P CA1N CA1P CA1N

R43
g1(A) R25(A) R51 R2
Object Recognition Object Recognition Rear Center Millimeter
ECU ECU Wave Radar Sensor
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)

M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n ) ∗35 : From Sep. 2009 Production

∗36 : Before Sep. 2009 Production

5 6 7 8
B B
A A
W W
B B
R
C
G
D
A33 B
Driving Support ECU E
W
F

W
G
R

B
LEXUS LS 460 L / LS 460 (EM2731E)

B
G
CA2L CA2H CA1L CA1H 45 LA1 46 LA1 48 LA1 49 LA1 W
H
17 16 2 1

W
G
R

B
W

W
B

A67 A65
Junction Connector 11 22 1 12 Junction Connector 8 19

10 21 9 20 3 14 4 15 2 13 9 20 10 21 11 22 7 18

LG(∗35)

W(∗36)

W(∗36)
B(∗36)

V(∗35)

B(∗36)

P(∗35)
L(∗35)
W

W
G
R

B
LG(∗35)
W(∗36)
G(∗36)
R(∗36)
V(∗35)

P(∗35)

B(∗36)

L(∗35)
14 A 13 A 12 A 11 A 5 AS2 6 AS2

Engine ECU
CANH CANL CA1H CA1L
30 C 29 C 7 A 6 A

A13(A)
CA1H CA1L CA2H CA2L
CA2L CA2H CAN+ CAN–
17 A 18 A 10 A 9 A
CANL CANH
8 C 9 C A19(A), A21(C)

W
B

B
Skid Control ECU

18 A 28 A
CAN+ CAN– 9 B 1 B
LG(∗35)

W(∗36)

G(∗36)

R(∗36)
B(∗36)

P(∗35)

V(∗35)
L(∗35)

CA2H CA2L

A12(A)
Transmission Control ECU S48(B)
Parking Brake ECU

M
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)

M OVERALL ELECTRICAL WIRING DIAGRAM

M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n )

9 10 11 12
B B
A A
W W
B B
R R
C C
G G
D D
B B
E E
W W
F F
LEXUS LS 460 L / LS 460 (EM2731E)

B B
G G
W ∗ 1 : w/ Ottoman W
H ∗ 2 : w/o Ottoman H
∗ 4 : w/ Intelligent Parking Assist or Parking Assist (Back Guide Monitor)
∗ 5 : w/o Intelligent Parking Assist and Parking Assist (Back Guide Monitor)
∗35 : From Sep. 2009 Production (IG)
∗36 : Before Sep. 2009 Production

W
B
L99 10A
P–IG1–1
W

Junction Connector 3 14
A66
15 4 Junction Connector
12 4H

V
31 PA

4 15 5 16 1 12 2 13 11 4M

16 5 14 3 13 2 12 1

W
B

V
16 15 10
W

Gateway ECU
B

CA1H CA1L IG1

L102
GND CA2H CA2L

W(∗36)
P(∗35)

V(∗35)

B(∗36)
24 LA3 23 LA3 4 AR1 3 AR1 21 LA3 22 LA3 39 LA3 40 LA3 4 13 12
W

W(∗35)

G(∗36)
R(∗36)
B(∗35)
W–B
W

LG(∗35)
B

W(∗36)
B(∗36)
L(∗35)

W
B
L96
1 12 Junction Connector
Air Suspension Control ECU
(∗4)

(∗4)

(∗5)

(∗5)

2 4M
W

W
B

Steering Control ECU

Power Steering ECU

10 A 9 A 5 3 21 C 22 C 9 B 4 B 8 A 1 A
A41(A), A42(B)
L88(B), R1(C)

CA2L CA2H CA2L CA2H CA2L CA2H CA2L CA2H (∗36) CA2L CA2H
CAN– CAN+ (∗35) 1 4J 1 4H

A44(A)
2 13 3 14
CANL CANH CA1L CA1H CA1L CA1H

W–B

W–B
8 B 7 B 20 A 9 A 3 A 2 A

G
R

R
L90(A) L19
Parking Assist Clearance Sonar
W(∗36)

ECU ECU
B(∗36)

32 LS1 33 LS1 45 LR1 46 LR1

W

W
B

L 40 PA 51 PA
(∗35)

G
R

R
LG 5 Se1 6 Se1 5 Re1 6 Re1
(∗35) 39 PA

G(∗1)
I

(∗2)
W–B

G
(∗2)
G
R

R
R(∗1)
J
2 5 2 5
CA3H CA3L CA3H CA3L

L3
e73 e60
Active Headrest Active Headrest
Control ECU LH Control ECU RH
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)

∗ 1 : w/ Ottoman
M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n ) ∗35 : From Sep. 2009 Production
∗36 : Before Sep. 2009 Production

13 14 15 16
B B
A A
W W
B B
R G
C C
G R
D D
B
E
W
F
LEXUS LS 460 L / LS 460 (EM2731E)

B
G
W
H

A69(A)
W

W
B

Electric Power A37 L77(B)

Control ECU AFS ECU A/C Amplifier

55 LS1 54 LS1 37 LS1 38 LS1

CANH CANL CANH CANL CANH CANL

15 A 14 A 12 13 3 B 4 B
W

W
B

12 1 2 13
G

G
R

W
G

G
R

R
B

B
18 LA3 19 LA3 15 LA3 16 LA3

14 3 S58
G

G
R

R
Junction Connector
L98 L97
W

6 17 Junction Connector 11 22 10 21 21 10 22 11 Junction Connector 15 4 16 5

2 B 1 B
CANL CANH

S47(B)
Seat Belt Control ECU 8 19 9 20 7 18 19 8 20 9 13 2 12 1 14 3

e92(A), e93(B)
Junction Connector
(∗35)

(∗35)

(∗36)

(∗36)

W
G

G
R

R
B
ST–Plug
3

13 A 22 A 21 D 22 D 26 A 25 A 9 10 2 3 14 6
1
CANH CANL CANH CANL CANH CANL CA1L CA1H CA1L CA1H CANL CANH
2 A 1 A 1 B
W–B
(∗1)

L73(A) L139(D) L59(A) L21 L71 L31

Center Airbag ECU Display & Navigation Multi–Display Steering Angle Sensor Yaw Rate Sensor DLC3
G(∗1) Module Display
I 18 Re1
R(∗1)
J
R
W–B
(∗1)

E
G
F
R3

M
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)

M OVERALL ELECTRICAL WIRING DIAGRAM

∗33 : From Sep. 2008 Production
∗34 : Before Sep. 2008 Production
M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n ) ∗35 : From Sep. 2009 Production
∗36 : Before Sep. 2009 Production

17 18 19 L101(A) 20
B Tire Pressure Warning ECU and Receiver
A
W
B
G CANN CANP
C 6 A 3 A
R
D

B
L6 60 LR1 59 LR1 38 LR1 37 LR1
20 A 21 A (∗33) L24(A), L110(E)
Combination Meter

Outer Mirror
LEXUS LS 460 L / LS 460 (EM2731E)

20 B 21 B (∗34) Spiral Cable Switch Assembly

W
B

B
CANH CANL
L10(A), (B)

15 4 16 5
CANP CANN CANP CANN CANP CANN

Junction Connector
22 A 23 A (∗33) 9 A 8 A (∗36) 2 3
22 B 23 B (∗34) 10 E 9 E (∗35)

R48
12 1 13 2 14 3
W

W
R

R
B

B
9 NR2 8 NR2 15 OR1 14 OR1

W
R

B
7 18 9 20 10 21 4 15 11 22

Junction Connector
R65
10 A 9 A 10 B 9 B 7 5 Junction Connector
CANN CANP CANN CANP

L95
5 16 6 17 8 19 1 12 3 14 N1(A) O3(B)
Front Door Control Rear Door Control
ECU RH ECU RH
3 1 8 6

R
B
(∗35)

(∗35)
W

W
R
B

B
21 AR1 20 AR1 9 Re2 10 Re2

R
B
27 A 28 A 5 14 5 A 6 A 1 2 4 A 3 A 24 B 25 B
CANP CANN (∗36) CANP CANN CANP CANN CANP CANN CANN CANP CANN CANP
CANH CANL (∗35)

L15(A) L34 L25(A) L134 A50(A) e20(B)

Certification ECU Multiplex Tilt Windshield Wiper Option Connector Front Controller Front Power Seat Control ECU
and Telescopic ECU Switch (Bus Buffer) and Switch RH

W
A
B
B
R R
E C
G G
F D
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)

M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n )

21 22 23 24

A68(D), L11(A), L12(B), L13(C)

Main Body ECU
CANN CANP CANH CANL
15 A 16 A 5 A 6 A

A50(A), A51(B), A52(C), B14(D)

Front Controller
W

G
R
B

CANN CANP SG PRS S5 DGSE DGS DGS1 TM TME E H FRWA HDLO HORL HORH HDCY SH– BZR
4 A 3 A 14 D 13 D 12 D 9 D 11 D 10 D 20 D 19 D 2 A 6 B 7 B 5 B 1 D 2 D 21 D 4 C 14 C
LEXUS LS 460 L / LS 460 (EM2731E)

(IG) (BAT)

RM–IG1–2

H/LP CLN

(∗36)

(∗36)
10A E/G

W
G

B
30A
W–B

R
B

L
Air Conditioner System
Multiplex Communication

29 2C 1 1A
System (CAN)< 3–20>

< 45–19> < 45–20>

2 5 1

(∗35)

(∗35)
Y

B
L
H FRWA HDLO

Headlight Cleaner Relay

(∗36)

(∗36)

W
G

B
Hood Courtesy Switch
High Pitched Horn
Low Pitched Horn

Wireless Door Lock Buzzer

E PB IG

A6

Security Horn
2 1
4 6 3
1 1 1

B10

A29
(∗58)

(∗57)
W–B

W–B

W–B

R–B

B6
Y

B7
1

A28
Junction Connector
A63(A), A64(B)

A63(A), A64(B)
2

Cleaner Motor
15 A 17 B
2

Connector
Headlight

Junction
M

A3
21 B 16 A
1
(∗58)
W–B

BR

Y
L

W–B

W–B
∗35 : From Sep. 2009 Production
∗36 : Before Sep. 2009 Production
∗57 : Before Sep. 2009 Production 1UR–FE China,
From Sep. 2009 Production 2WD
∗58 : Before Sep. 2009 Production Except 1UR–FE China,
W From Sep. 2009 Production 4WD
A
B
B
R 4
C A70
G Junction
D Connector

A8 A9 A2 B2 A3

M
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)

M OVERALL ELECTRICAL WIRING DIAGRAM

∗ 6 : w/ Lane Keeping Assist
∗ 7 : w/o Lane Keeping Assist
M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n ) ∗33 : From Sep. 2008 Production
∗34 : Before Sep. 2008 Production

25 26 27 28

A68(D), L11(A), L12(B), L13(C)

Main Body ECU

A50(A), A51(B), A52(C), B14(D)

Front Controller
FFOG HRLY OUT1 HLHL CRAL HLHR CRAR
6 A 7 A 16 C 6 D 23 D 5 D 15 D
LEXUS LS 460 L / LS 460 (EM2731E)

(BAT) (BAT)
E/G RM B

E/G RM1

Y
80A
80A

BE(∗33)
O(∗34)
1 1K 1 1H
W

P
L

R
B

P
L

L
1 2F 5 2G 1 2A 6 2G 2 2A 8 2G 10 2A 9 2A

2 BA1
9 BA2 1 BA1 1 BA2
H–LP RL

H–LP LL

H–LP LVL
15A
FR FOG

15A

R
B

P
Relay

Relay
17 A 2 A 8 A 3 A (∗6) 17 A 2 A 8 A 3 A (∗6)
2 C 4 C 1 B 7 B (∗7) 2 C 4 C 1 B 7 B (∗7)
LO HI B SOL+ LO HI B SOL+
H–LP LO RH

H–LP LO LH
15A FR FOG

H–LP LVL
Relay
Relay

Clearance

Clearance
Control ECU

Control ECU

B11(A), B12(B), B13(C)

10A

Low (HID)

Low (HID)
High

High
B1(A), B2(B), B3(C)
Light

Light
(∗6) (∗6)

Headlight RH
Headlight LH
(∗7)

(∗7)
E E E E E E
15 2C 21 2C 2 2E 19 2C 11 2G 16 A 1 A (∗6) 16 A 1 A (∗6)
1 C 3 C 2 B (∗7) 1 C 3 C 2 B (∗7)
W
R

W–B

W–B

W–B

W–B

W–B

W–B

W–B

W–B
2 2
Fog Light RH
Fog Light LH

19 B
A64(B)
Junction
Connector
A58

21 B
A7

1 1

W–B

W–B
W–B
W–B

W–B

Connector

2 W–B
Junction

3 W–B
A70

A2 A8 B1 B2
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)

M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n ) ∗15 : w/ Auto Wiper

∗16 : w/o Auto Wiper

29 30 31 32

A68(D), L11(A), L12(B), L13(C)

Main Body ECU

A50(A), A51(B), A52(C), B14(D)

Front Controller
HEAD 2S
8 A 14 B
LEXUS LS 460 L / LS 460 (EM2731E)

(IG)

5A
D–IG1–1
LG
R
Multiplex Communication
System (CAN)< 3–18>

21 DA
AUTO
EW OFF (∗15) LO HI MIST
INT (∗16)

G
MIST

Control ECU< 3–102>

OFF

Electric Power
12 5F
42 LA3 43 LA3 AUTO (∗15) WF EW
INT (∗16)

Washer Switch
Wiper Switch
LO Off
12 5J
HI On

G
R

B
L25(A), z6(B)
6 A 5 A 7 A 3 A Windshield Wiper Switch 2 A 1 A
CANN CANP HEAD 2S IG B

E
8 A
G–W

G–R

GR
BR
SB

O
G
R
B

W–B
8 B 10 B 3 B 4 B 2 B 15 B 13 B 12 B 11 B 17 B 19 B 18 B 20 B
VC MSW LFG BFG B TL TR EL HU HF A T H
1 5J

LFG BFG B TL TR EL EL HU HF EL AUTO T H

Telescopic

Telescopic

Tilt Down

OFF LH Flash OFF

Tilt Up

1 5F
Stretch

Shrink

Front N Low Tail

W–B
Rear RH High Head

Tilt and Telescopic Switch Fog Switch Turn Switch Dimmer Switch AUTO
57 DA
Light Control Switch

z6(B)
Headlight Dimmer Switch 40 DA

W–B
L4

M
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)

M OVERALL ELECTRICAL WIRING DIAGRAM

M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n )

33 34 35 36

A68(D), L11(A), L12(B), L13(C)

Main Body ECU

A50(A), A51(B), A52(C), B14(D)

Front Controller
WIG S/M S/S +2 W+ LIN RDEF FDEF MOPS ALTL FAN1 WLVL
2 B 1 B 8 B 9 B 17 B 9 A 12 B 13 B 11 C 12 C 22 D 13 C
LEXUS LS 460 L / LS 460 (EM2731E)

∗23 : Before Apr. 2007 Production

∗24 : From Apr. 2007 Production

L
(IG) (IG) (BAT) (BAT)
∗25 : w/ Object Recognition Camera

L
∗26 : w/o Object Recognition Camera
G
30A WIP

∗35 : From Sep. 2009 Production

B
L
23 LA1 10A 40A 25A
D–IG1–3 DEFOG ∗36 : Before Sep. 2009 Production DEICER
∗55 : From Sep. 2009 Production 1UR–FE
∗56 : From Apr. 2007 Production until Sep. 2009 Production,

L
From Sep. 2009 Production 1UR–FSE
2 2C 4 LX2 (∗35) 21 EA2 10 EA2

Fan Control ECU

∗57 : Before Sep. 2009 Production 1UR–FE China,
3 LX2 (∗36)
From Sep. 2009 Production 2WD
47 DA 8 DH 3 1B 13 2C
∗58 : Before Sep. 2009 Production Except 1UR–FE China,

< 22–3>
From Sep. 2009 Production 4WD

BR
W

R
3 A (∗23, ∗24 ∗26) 12 3H R

L
3 B (∗24 ∗25) W
B

B
L

MPX
X8(A), X16(B)

3 3 3
Rain Sensor

Washer Fluid Level Sensor

Oil Pressure Switch

Alternator
12 3C 3 3 1

< 5–2>
ES SIG 1 5 1
1 2C 1 A 4 A (∗23, ∗24 ∗26) 1

FILTER
NOISE
DEFOG
1 B 4 B (∗24 ∗25) 4 2 5 SLR+

Relay

DEICER Relay

E8
BR

LG

2
L

A2
2 3
Overhead Module

L
19 B 8 A 2
2 3 1 4
X4(A), X6(B)

1 GND2 IG2 1 3
Washer Motor

B +S +1 +2 3 3 3 3
M GND4 IG 20 LX1 3 3

W–B

W–B
B
L
20 B 9 A

W–B
A1

2
W–B(∗57)

W
L

1 AS3
M
(∗36)
W–B

W–B(∗57)

A61(A), A62(B)
W–B(∗58)
20 A

W–B
B

Connector
Junction Connector
15 LX1

Junction
(∗35)
W–B

B–R
(∗36)
W–B

B
1 A
2 14 B 12 B
X21

A62(B)
E
Junction
A32 10 Connector 2 1
5 L100
Wiper Motor Junction 1 12 B B B2
Connector (Rear Window Defogger)
(∗35)

(∗35)
W–B

W–B

8 17 EA1 25 EA1

(∗58)
W–B

W–B
E

W–B
W–B(∗57)
S19(A), W1(B)

W–B(∗23, ∗55)
25 LX1
W–B

W–B

3 A30
Noise Filter

W–B(∗57)

W–B(∗58)
41 DA Front Wiper Deicer

BR(∗58)

BR(∗56)
Rear Window

W–B
Defogger
(∗58)
W–B

W–B
1 B

Connector
40 DA 6 5 1 4 6
W–B

Junction
W–B

W–B

A70
A70
A3 L4 W1 A2 Junction E1 A3 A2
Connector
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)

M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n )

37 38 39 40

A68(D), L11(A), L12(B), L13(C)

Main Body ECU
LIN2 ALTB ACC IG GND1 GND2 GND3
10 A 6 22 15 5 4 1 A

A50(A), A51(B), A52(C), B14(D)

L
(IG) (ACC) (BAT)
Front Controller

10A D–IG1–3

5A D–ACC
ALTB BATB FMB3 FMIG MOL MOLE 3 3L

5A AM1

W–B
5 C 1 C 1 A 5 A 10 C 20 C 40 DA 41 DA
LEXUS LS 460 L / LS 460 (EM2731E)

(IG) (BAT) (BAT) (BAT)

Junction Connector
W–B

W–B
3 3K 3 3C 3 3B

FR CTRL BAT

FR CTRL ALT
10A ECU–B
RM–IG1–2
10A E/G
LG

W
P

Y
L

L
11

20A
30A

L100
L

L
8
11 EA2 22 EA2

28 2C 4 2C 5 2A 4 2A
10 PA 12 DA

Sliding Roof Control ECU

LG

W
Y

L
8 PJ 7 PJ 15 DD 27 DD

Engine Oil Level Sensor

< 21–2>
1

L
LOIL

E26
GND
2

Front Door Control ECU RH

Rear Door Control ECU RH

Front Door Control ECU LH

Rear Door Control ECU LH

< 3–143>
< 3–136>

< 3–128>
< 3–120>

W–B
L4

M
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)

M OVERALL ELECTRICAL WIRING DIAGRAM

M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n )

41 42 43 44

A68(D), L11(A), L12(B), L13(C)

Main Body ECU
GSW TRNL TRNR HAZ HZSW HDLC TACH SPD TMSW PKBO P ACCR SKSW
16 25 11 14 A 7 A 10 C 8 A 9 A 3 A 13 B 2 D 3 B 5 D
(IG) (IG)

(∗34)

(∗46)

(∗36)

W
A

G
B

P
10A 5A

BE
53 DA 55 DA 56 DA

R
P–J/B P IG2 (∗36)

(∗35)

(∗35)
BE

R
LEXUS LS 460 L / LS 460 (EM2731E)

Light Control Rheostat

V
3 Lr1 7 Lr1 39 LA1 (∗36) 19 LA1 L
B

Combination Meter
< 7–41> < 8–37>
B
G

7 LA3 (∗35) 30 2C 60 PA (∗35)

Headlight

Engine ECU
Cleaner

Luggage Compartment Door

Switch

(∗35)

(∗36)
(∗36)

(∗36)
W–B

L
LG

G
Y
< 44–6>

Opener Cancel Switch

E

L8
2
5
Center Airbag ECU

5 A 7 A (∗36) L10(A), (B)

Flasher Relay

5 B 7 B (∗35) Combination Meter

LJB HAZ

Multi–Display

Control ECU

Engine ECU
Module Display< 53–17>

< 7–36> < 8–32>

< 10–6>

L83
TFT Module
< 17–8>

W–B

Shift Lock
Display & Navigation

Engine ECU

< 7–36>
< 22–2>
< 41–5>
Off 1

On TFT Panel CPU

TFT

B
CPU

Hazard Warning Signal Switch

MPX–B

r5(A), L112(B)
IG2
Back Light
Body
FRLY FLSW GND Earth
2 A 4 A 8 A (∗36)
2 B 4 B 8 B (∗35) Signal
Earth
(∗36)
O

B
(∗35)

(∗36)

(∗35)

(∗36)
BR
G

(∗35)
W–B

6 Lr1 2 3L
(∗36)
W–B

2 Lr1
W–B
Flasher Relay

1 3H
1 4D 1 4C
(∗36)
G

< 10–5>

W–B
1 4H 1 4J
∗34 : Before Sep. 2008 Production
Flasher Relay

45 DA
W–B

W–B

∗35 : From Sep. 2009 Production

∗36 : Before Sep. 2009 Production
< 10–3>

∗46 : From Sep. 2008 Production until Sep. 2009 Production

51 PA 40 PA

40 DA

39 PA
W–B
W–B

W–B

L3 L1 L4
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)
∗33 : From Sep. 2008 Production
∗34 : Before Sep. 2008 Production
M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n ) ∗35 : From Sep. 2009 Production
∗36 : Before Sep. 2009 Production

45 46 47 48

A68(D), L11(A), L12(B), L13(C)

Main Body ECU
PANL
8 B
(BAT) (BAT) G
A
10 10 12 12 (BAT) (BAT)
L L B B G

GR
A 4H 4G 4G 4F 10A 10A B
(∗36) (∗36) (∗36) (∗36) D MPX–B 1 D MPX–B 2
G
20A 80A C
D S/HTR D–J/B
LEXUS LS 460 L / LS 460 (EM2731E)

ALT G
6 D
L L P 2 1 L
B LA1
(∗35) (∗35) (∗35) (∗35) 58 DA 42 DA
L136
Junction

(∗36)

(∗35)
B

L
Connector 1 1G

14 A 13 A (∗33) L10(A), (B) B

G
14 B 13 B (∗34) Combination Meter
IG2 B
34 DA 1 DF 9 DD 38 DA 60 DA 49 DA

PANEL Relay
Buzzer 10A

Driver' s Seat Belt

PANEL

I/F

High Beam

Front Fog
Rear Fog

Master
AUTO
5V IC

Door
Tail
CPU
CAN CONTROLLER
LED DRIVER

CAN I/F

CANH CANL CANP CANN ES RHUP RHDW E2 ILL–

20 A 21 A 22 A 23 A 18 A 8 A 7 A 17 A 16 A (∗33)
20 B 21 B 22 B 23 B 18 B 8 B 7 B 17 B 16 B (∗34)

LG
R

L
(∗36)
BR

(∗36)

(∗35)
W–B

W–B
3 7
11 4G UP DOWN

Connector
1 4G 6

Junction
Down
(∗35)
BR

Up

L100
Multiplex Communication
System (CAN)< 3–17>
8
11 4H
E 1 4C 1 4H 1 4J

(∗35)
W–B
(∗36)
BR

5 L8
W–B

W–B

W–B

Light Control Rheostat

W–B

41 DA
58 PA 51 PA 40 PA
LG
E
40 DA

43 PA 39 PA
W–B

W–B
BR

(∗35)
W–B

L1 L3 L4

M
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)

M OVERALL ELECTRICAL WIRING DIAGRAM

∗35 : From Sep. 2009 Production
∗36 : Before Sep. 2009 Production
M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n ) ∗53 : From Sep. 2010 Production
∗54 : Before Sep. 2010 Production

49 50 51 52

A68(D), L11(A), L12(B), L13(C)

Main Body ECU

G G
A A
G G
B B
G
C

G
LEXUS LS 460 L / LS 460 (EM2731E)

G
D 10 4F
G

10 4D 10 4E 10 4C 11 4C 10 4B
10 3H
G
(∗36)

1 Lr1

(∗35)
G

G
10 3D 10 3F 10 3E 10 3I 10 3C
G

Luggage Door Opening Switch

Hazard Warning Signal Switch
(∗36)

G
8
3 A (∗36)

Front Cigarette Lighter

ILL+
3 B (∗35) 5 2 4
G

G
11 LX1 (∗35)

Light Control Rheostat

ILL+ ILL+ ILL+ ILL+

r5(A), L112(B)
Electric Parking Brake Switch

Headlight
Rheostat
16 LX1 (∗36)
Shift Lever Illumination Light

Cleaner
Control

Trip Switch
Switch
Light

L45

L46
2 1 8 8 ILL– ILL– ILL– ILL–
Front Seat Climate

Front Seat Climate

L3
Control Switch RH
Control Switch LH

G
ILL+ ILL+ ILL+ ILL+ 6 A (∗36) 1 8 3
6 B (∗35) ILL–

L8
6
W–G
L39

L69

L67

L68

ILL– ILL– ILL– ILL– (∗36)

(∗54)

(∗53)
4 2 1 1

LG

LG

LG

LG

LG
(∗35)
LG
5 Lr1

LG
LG

LG

LG

LG

(∗36)

9 4D 9 4E 9 4C 8 4C 8 4B 4 5L

9 3D 9 3F 9 3E 9 3I

9 4G 9 4F 9 4B 9 4J 4 5J

9 3C 9 3H LG(∗53)

LG

LG

LG
8 DA 28 DD 16 DD 29 DD 15 DA 31 DA
C

LG
LG
LG

D
LG

LG

LG

LG

LG

LG
LG

Control ECU

Control ECU
LH< 3–140>

LH< 3–125>
E

Front Door
Rear Door
LG LG
E F

LG
G
17 LX1 G
H
LG
I
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)
∗33 : From Sep. 2008 Production
∗35 : From Sep. 2009 Production
M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n ) ∗36 : Before Sep. 2009 Production
∗53 : From Sep. 2010 Production

53 54 55 56

A68(D), L11(A), L12(B), L13(C)

Main Body ECU
ACAN
16 B
G G
A A
G

G
B
5 5 50 34
G G
3L 3K PA PA

G
G
LEXUS LS 460 L / LS 460 (EM2731E)

10 5K 10 5F 5 5B
6 SL1 (∗36)
1 SL1 (∗35)
G

10 5M 10 5E 10 5L 9 5G 10 5J 10 5C 10 5D 10 5A 5 5A
2 SU1

(∗35)
G
Console Box Illumination
G

2 29 LR1
+B

Coin Box Illumination Light

Radio Receiver Assembly

(∗35)

(∗36)

(∗36)

(∗36)

(∗35)

(∗35)
LG

(∗35)

G
G

Display & Navigation

Resistor Illumination

Resistor Illumination

Resistor Illumination
R42(A), R44(B)
Light

(Passenger Side)

L139(D), L117(I)
Illumination Light

E 2 11 A Junction Connector 3 2 A 2 2 2 12 A 22 A 12 D 26 D
U1

Radio Receiver

Module Display
2

Multi–Display
(Driver Side)
1 B ILL+ ILL+ ILL+ ILL+ ILL+ ILL+ DR ILL+ DR
Glove Box

Assembly

(Center)
W–B

L51(A)

L59(A)
L113
L80

L79

L92
L ILL– ILL– ILL– ILL– ILL– HILL HILL

L4

L5
1
1 2 B 1 B 17 12 A 3 3 3 5 A 1 I
1 SU1
(∗35)

(∗35)

(∗35)

(∗36)

(∗36)

(∗35)
W–B

LG

LG

LG

LG

LG

LG

LG

LG
W–B

G
Front Console Box

Rear Console Box

2 Light Assembly 2

Light Assembly
ILL+ ILL+
1 SL1 (∗35)
7 SL1 (∗36) 2 5M 40 DA
R78

R71
ILL– ILL– 6 5L 8 5G 9 5J 9 5C 8 5D 9 5A
1 1
W–B

(∗35)

(∗35)
W–B

W–B

40 DA 3 5K 1 5F 57 DA
6 5J 6 5I 9 5B 9 5F 9 5I 9 5H 9 5D
Connector

W–B 22 B 21 B
W–B

Junction
R44(B)

(∗53)
W–B

LG

LG

LG

LG

LG

LG

LG
16
57 DA 1 5F 20 B
PA
W–B
(∗35)
W–B

17
LG(∗33) Front Door
LG(∗53) PJ Control LG
C ECU RH < 3–120> B
32 18
LG LG LG Rear Door Control LG
D PA PJ C
ECU RH < 3–134>
LG
D
LG LG
E E
LG LG
F LG
F
G
G
LG
H
LG I
G
G 6
H R43
LG Junction
I Connector

L4 L4 R2

M
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)

M OVERALL ELECTRICAL WIRING DIAGRAM

∗ 1 : w/ Ottoman ∗36 : Before Sep. 2009 Production
∗ 2 : w/o Ottoman ∗42 : w/ Paddle Shift Switch
∗33 : From Sep. 2008 Production ∗43 : w/o Paddle Shift Switch
M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) ∗34 : Before Sep. 2008 Production ∗44 : 4–Seater
(B e fo re S e p . 2 0 1 2 P ro d u c tio n ) ∗35 : From Sep. 2009 Production ∗45 : 5–Seater

57 58 59 60

A68(D), L11(A), L12(B), L13(C)

Main Body ECU

G
A
Multiplex Communication
Electric Power System (CAN)< 3–17>
Control ECU< 3–102>

G
LG
LEXUS LS 460 L / LS 460 (EM2731E)

S56

B
8 Junction Connector

z7(C), (H), z15(F)

L24(A), L110(E),
12 A 6 A 8 A 9 A (∗36)

Spiral Cable
14 E 7 E 9 E 10 E (∗35) 11 10 9
ILL– +B CANN CANP
(ACC) (BAT)

(∗44)
G

(∗45)
GR
6 F 12 F 1 F 2 F (∗33 ∗42)

(∗1)
G
5A 10A 6 H 12 H 1 H 2 H (∗33 ∗43) 18 SY2 (∗35)

(∗1)
P–ACC DOME

G
5 C 10 C 1 C 2 C (∗34) 2 SY1 (∗36)
15 rS3 19 SY2 (∗35)
4 SY1 (∗36)

(∗44)
G
W–R(∗42)

Rear Cigarette Lighter Socket

Cooling Box Illumination Light
33 PA 37 DA

(∗42)

(∗43)

(∗43)

(∗45)
BR
W

R
B

GR
2 A (∗36)

(∗2)
G
Seat Vibrator Switch

(∗1)
2 B (∗35)

Seat Vibrator Switch

G
2

Rear Cigarette Lighter

ILL+
LG

Y2(A), Y6(B)
ILL+

Illumination Light
2 2 ILL+

z7(C), (H), z8(D), z15(F)

11 5B 7 5F ILL– ILL–
Steering Switch ECU

Steering Pad Switch

r7
S16
4 A (∗36) ILL–

S9
1 4 1
4 B (∗35)

Y5
4

with Modulator

(∗1)
LG
(∗45)
(∗44)
LG

(∗2)
LG
11 5D 7 5D

W–B(∗1 ∗33)

W–B(∗1 ∗34)
8 rS3 5 SY1 (∗36)
5 D 8 D 4 D 2 D 1 D 3 SY1 (∗35) 15 SY2 (∗35)
ILL– –1 DISP/ E ILL+–1 HO 16 SY2 (∗36)
LG

REST

(∗1)
LG
(∗44)

Y
LG
(∗35)

(∗36)
R–W

4 8
G

L–W(∗42)

L(∗43)
ACC B S56
B–W(∗35)

W–B(∗42)

W(∗43)
Y(∗36)

21 20 Junction Connector

ILL–
3 L38 19
REST

Clock
DISP

Horn Switch

LG
Steering Pad Switch
W–B(∗1 ∗34)
LG A
B W–B(∗1 ∗33)
LG B

z8(D)
C
LG LG
D C
LG LG
E D
LG LG
F LG
E
G G G
H LG LG
F
I G
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)

M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n )

61 62 63 64

A68(D), L11(A), L12(B), L13(C)

Main Body ECU
DCTY PCTY LCTY RCTY
24 C 21 B 17 7 B
∗ 1 : w/ Ottoman
∗ 2 : w/o Ottoman
(BAT) ∗17 : Before Jan. 2007 Production (IG) (BAT) 12 DD
∗18 : From Jan. 2007 Production
∗31 : w/ Climate Control Seat (Rear Passenger' s Seat)

(∗35)

(∗36)
∗32 : w/o Climate Control Seat (Rear Passenger' s Seat)

R
L

L
5A 10A 5A
RR MPX–B 2 ∗33 : From Sep. 2008 Production RR–IG1–2 RR MPX–B 2
LEXUS LS 460 L / LS 460 (EM2731E)

Skid Control ECU

∗34 : Before Sep. 2008 Production
4 4E
∗35 : From Sep. 2009 Production
∗36 : Before Sep. 2009 Production

< 13–8>
∗37 : w/ Power Seat (Rear Passenger' s Seat)
57 LA 18 LD 35 LA
∗38 : w/o Power Seat (Rear Passenger' s Seat)
R(∗50) ∗49 : Before Sep. 2009 Production w/ Ottoman
4 4F
∗50 : Before Sep. 2009 Production w/o Ottoman
W(∗52) ∗51 : From Sep. 2009 Production 4–Seater
∗52 : From Sep. 2009 Production 5–Seater
W(∗51)

(∗49)

∗53 : From Sep. 2010 Production

W
R

P
∗60 : From Sep. 2009 Production until Sep. 2010 Production
13 LR1 16 RL2 14 LR1
6 20 DH 14 DA

(∗2)

R
Y
Cooling Box Illumination Light
B 6 rS1 (∗36)
11 rS3 (∗35 ∗37) Rear Power Seat Switch
Rear Power Seat Switch

Rear Console
7 rS4 (∗60 ∗38) Rear A/C Switch
Rear Console Switch

r1(B), r2(A)
Rear A/C Switch
6 rS4 (∗53 ∗38) Rear Audio Switch
Rear Audio Switch
1 A (∗17)

Switch
30 DD

S31(A), S74(B)
Rear Seat Climate Control Switch B ILL– ILL+ ILL– 1 B (∗18)
Rear Sunshade Switch 2
11 A 8 A 18 B 4 B S43
Rear Door Sunshade Switch
Power Trunk Lid
W(∗52)

ILL+
R(∗50)

Power Trunk Lid Switch

S15

ILL– 2 A (∗17) Control ECU

(∗50, ∗52)

(∗50, ∗52)

(∗50, ∗52)
8 2 B (∗18)
LG

(∗35)

(∗36)
Front Door Courtesy Switch RH
Front Door Courtesy Switch LH

Rear Door Courtesy Switch RH

Rear Door Courtesy Switch LH
R

R
L

L
ILL GND
8 rS4 (∗53 ∗38) 6 14
(∗49, ∗51)

3 11

S40
6 rS4 (∗60 ∗38) ILL+ ILL– ILL– ILL–
LG

W–B(∗2 ∗34)

W–B(∗2 ∗33)
10 rS3 (∗35 ∗37) 6 1
1 1 1 1
Rear Sunshade Switch
8 rS1 (∗36)
Rear Door Sunshade Switch
LG Rear Seat Climate

W–B
Control Switch (∗31)

SB

SB

SB

R12
S14
(∗50, ∗52)

R6
S6
Rear Seat Heater
22 Switch (∗32)

r3 12 A 13 A 14 A (∗35)
S56 Rear Console Switch Sub 13 A 12 A 14 A (∗36)
Junction (Curtain Switch)
Connector
S55(A)
W–B(∗1 ∗34) W–B(∗1 ∗34) Junction Connector
A

(∗2 ∗33)
W–B(∗1 ∗33) W–B

W–B
B
(∗1 ∗33)

(∗34)
W–B
LG LG
C A
LG LG
D B
LG LG
E C
G G
F LG LG
D
G E

7 1 7
S54 S57 W–B 2 S57
Junction Junction Junction
Connector Connector (∗35) Connector

S1 S2 S3 S2

M
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)

M OVERALL ELECTRICAL WIRING DIAGRAM

M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n )

65 66 67 68

A68(D), L11(A), L12(B), L13(C)

Main Body ECU

∗31 : w/ Climate Control Seat (Rear Passenger' s Seat)

∗32 : w/o Climate Control Seat (Rear Passenger' s Seat)
(IG) (IG) (BAT) ∗33 : From Sep. 2008 Production
∗34 : Before Sep. 2008 Production
∗35

D MPX–B 1
: From Sep. 2009 Production

D–IG1–1
15A ∗40 : 4–Seater w/ Ottoman, w/o Ottoman
D–IG1–4 ∗41 : 5–Seater w/ Ottoman
LEXUS LS 460 L / LS 460 (EM2731E)

5A

10A
z5(B), z14(C)
Integration Control and Panel Assembly

Multiplex Communication
System (CAN)< 3–18>
44 DA 21 DA 36 DA
z13(B)
Steering Wheel Heater Controller

Rear Sunshade Switch

Front Passenger' s Seat

Front Passenger' s Seat

(∗41)

(∗41)
Reclining Control Switch
G

Control Switch (∗31)

L

Rear Seat Heater

Sunshade Switch

Rear Seat Climate

GR

Return Switch
Steering Heater

Slide Control Switch

Switch (∗32)
Rear Seat
12 5F 5 5F 51 DA 3 4F

Rear Door
(∗41)

(∗41)
12 5I 5 5I 29 DA 7 DD 3 4L 4 4B

(∗41)

L
2 3 11 12
Heater Control
Outer Mirror Switch Assembly

Assembly CANP CANN IG B

Control ECU< 3–103>

Rear Sunshade Switch

Control Switch (∗31)

Front Passenger' s

Front Passenger' s
Outer Mirror Switch

Rear Seat Heater

Sunshade Switch

Rear Seat Climate

Switch Indicator
Climate Control

Return Switch
Electric Power
AFS OFF Switch

Control Switch

Control Switch
Seat Reclining
L23(A), z13(B)

Switch (∗32)
Rear Seat
3 B 1 B 2 B 4 B Clearance Sonar Switch

Rear Seat
Spiral Cable

Rear Door
Front Seat Climate Control

Front Seat Climate Control

Seat Slide
Steering Heater Switch
ECO MODE Switch (∗35)
EHT BTM ETM BHT

ECU RH< 34–3>

ECU LH< 34–7>
2 A 1 A 3 A 4 A STHS STHI CIL– ILL– E MPX
L6

9 5 4 6 1 7

L
GR

W–B
L

LG

LG
BE(∗33)

B
L

L
O(∗34)

3 5F

(∗41)

(∗41)

(∗41)

(∗41)
G–W
BE(∗33)

R–W

B–W

G–O
G–R
G–Y

G–B
R–B

R–Y

G–L
O(∗34)

1 5I

G
R

Y
2 B 10 B 3 B 7 B 12 B 11 B 5 B 6 B 8 B 4 B (∗40)
W–B

3 5I 3 A 1 A 2 C 12 C 3 C 9 C 14 C 13 C 5 C 6 C 10 C 4 C 8 C 16 C 7 C 15 C (∗41)
1 5F MPX B
HEIGHT HIGH Switch
W–B

Traction Off Switch

L

Suspension Control Switch

ECT Pattern Select Switch
57 DA
ILL– E
2 A 5 A L75(A), z5(B), z14(C)
LG Console Switch
A

W–B
LG

LG 40 DA
B
LG W–B
C A
G G
D LG LG
B
E C
W–B

L2 L4
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)
∗33 : From Sep. 2008 Production
∗34 : Before Sep. 2008 Production
M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n ) ∗35 : From Sep. 2009 Production
∗36 : Before Sep. 2009 Production

69 70 71 72

A68(D), L11(A), L12(B), L13(C)

Main Body ECU
HZCT FUSW TSW CLTE CLTS CLTB
9 D 20 C 26 C 18 B 19 B 20 B

(BAT) (IG)

(∗34)

(∗33)
BE
W

O
V
(∗35)
GR

L
10A 10A
DOME D–IG1–3
LEXUS LS 460 L / LS 460 (EM2731E)

6 LM1 5 LM1 4 LM1

Interior Light Switch

Map Light Switch

Opener Switch

Control Switch

Sensor Switch
Garage Door

Emergency
Sliding Roof

Intrusion
(∗34)

(∗33)

Switch
2 4

BE
59 DA 47 DA

O
V
B B
Flasher Relay

L
3 5 6
< 10–2>

Luggage Door Opening Switch

Compartment

CLTE CLTS CLTB

Fuel Lid

Luggage

12 3H
Door

M2
Light Control Sensor

12 3C
L
L3

L
Microphone and
Microphone Amplifier
B

1 4E

ILL+ ACC MI1+ MIC– ILL– IG IG2 GND2

11 B 22 A 21 A 20 A X4(A), X6(B) 13 B 9 A 8 A 19 B
Overhead Module
1 4B 1 4H 1 4J

(∗35)
W–B

W–B

W–B

Connector
2

Junction
(∗36)
LG
G

X20

Communication
< 41–2> < 53–10> < 53–11>
LEXUS Navigation System
51 PA 40 PA

System (CAN)
1

Multiplex

< 3–34>
(∗35)
V
39 PA
W–B

20 LX1

L
W–B
A
G
B LG
C

R
W–B A

L1 L3

M
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)

M OVERALL ELECTRICAL WIRING DIAGRAM

∗23 : Before Apr. 2007 Production
∗24 : From Apr. 2007 Production
M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n ) ∗35 : From Sep. 2009 Production
∗36 : Before Sep. 2009 Production

73 74 75 76

A68(D), L11(A), L12(B), L13(C)

Main Body ECU

CPU
LEXUS LS 460 L / LS 460 (EM2731E)

5V 5V
12V

Interior

DOOR

Center Console

Center Console
OFF
ON
Light

Spot Light

Spot Light

DOOR
GND1 IG1 GND5 IG3 GND4 RILL ILLB DOME +B1 RRVS RRVT +B2 RLVS RLVT
10 B 25 A 9 B 7 A 20 B 18 B 11 A 27 A X4(A), X6(B) 10 A 13 A 14 B 26 A 12 A 16 B
Overhead Module
W–B GR

B
L

L
(∗35) (∗35) X19
1 3 2 1 3 2
(∗36)
W–B

Junction
Connector

2 2 Connector B E RRVS(∗23) B E RLVS(∗23)

Junction

3 RRVT(∗24) RLVT(∗24)
(∗36)
R

R
L
X21
Rear Pre–Crash Safety System and
Automatic Glare–Resistant

15 LX1
EC Mirror System< 24–2>

1 1 3

(∗35)
(∗35)

(∗35)
W–B

W–B

Y
R
(∗36)
Lane Keeping Assist System

W–B
Pre–Crash Safety System,

(∗35)
L100
25 LX1 Junction 23 LX1
10 Connector X14 X11
(∗35)
W–B

Rear Vanity Light RH Rear Vanity Light LH

< 18–5>

8 9
R
A
(∗36)
W–B

L
B
W–B(∗35)
C
41 DA B(∗36)
D

40 DA
R
A
W–B

Y
E
L4 (∗35)
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)
∗33 : From Sep. 2008 Production
∗35 : From Sep. 2009 Production
M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) ∗36 : Before Sep. 2009 Production
(B e fo re S e p . 2 0 1 2 P ro d u c tio n ) ∗46 : From Sep. 2008 Production until Sep. 2009 Production

77 78 79 80

A68(D), L11(A), L12(B), L13(C)

Main Body ECU

CPU
LEXUS LS 460 L / LS 460 (EM2731E)

5V 5V

Front Map Light

Front Map Light

Switch RH
Switch LH

Control Switch
Sliding Roof
Opener Switch

Down
Close
Open
Garage Door

Up
Map Light RH
Map Light LH
Garage Door Opener

RRMP RLMP RDSW RRSW RLSW GND6 +B GND9 OPN CLS UP DOWN
8 B 7 B 14 A 4 A 3 A 15 A X4(A), X6(B) 6 A 16 A 3 B 12 B 24 A 23 A
Overhead Module
(∗35)
W

G
B

10 2 7 5 4 3

(∗36)

(∗35)
W–B
B B RDSW E E RGND

B
RH

LH

Light Switch

System< 21–2>
RH

LH
Interior

Sliding Roof
21 LX1 24 LX1
Rear Map Light
Rear

Interior Light Interior Light

(∗36)
X12

B E E B

B
8 9 6 1
R

R
W–B(∗33)

A
SB(∗46)
Y(∗35)

L B
B A
W–B(∗35)
C
B(∗36)
D
5
SB(∗46) SB(∗46) SB(∗46)
LX2 B

6 2 1 45 40
W–B W–B W–B
LX2 3G 3H DA DA
(∗33) (∗33) (∗33)

Y
E
(∗35) L4

M
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)

M OVERALL ELECTRICAL WIRING DIAGRAM

∗33 : From Sep. 2008 Production
∗34 : Before Sep. 2008 Production
∗35 : From Sep. 2009 Production
M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) ∗36 : Before Sep. 2009 Production
(B e fo re S e p . 2 0 1 2 P ro d u c tio n ) ∗46 : From Sep. 2008 Production until Sep. 2009 Production

81 82 83 84

A68(D), L11(A), L12(B), L13(C)

Main Body ECU
STP
23

(BAT) (BAT) (BAT)

D MPX–B 1
Intrusion Sensor

STOP
10A
DOME

5A
LEXUS LS 460 L / LS 460 (EM2731E)

10A
15 DH 10 DA 13 DH 12 DH 14 DH 13 DD

48 DA 16 DH

(∗34)

(∗33)
BE

W
O
G

G
B
L
46 DA 37 DA

R
B
A61(A)
7 5F
Emergency

Junction
Sensor Switch 4 3H 5 A Connector

Skid Control ECU

Switch

G
7 3H
Intrusion

Driving Support ECU

6 A 7 A

< 7–40> < 8–36>

< 13–8>
Stop Light Switch
2 7 5G 7 5E
4 3F
7 3G

R
A35

L
8 LX1

B
1

Overhead Module

L
W

W
X4(A), X6(B)

Transmission Control ECU

Shift Lock Control ECU

< 7–36> < 8–32>

1 1

Front Vanity

Front Vanity
Engine ECU
SIG1 GND3 LIN IOUT SOFF IND1 IND2 R

Light RH
Light LH
30 A 32 A 2 B 1 B 29 A 4 B 5 B
A

< 7–50> < 8–46>

X2

X9
2 2

< 22–1>

W
W

1 3C
L

2 2
Telematics System

Telematics System

Visor RH
Visor LH
1 LX2 2 LX2

X10
1 3H

X1
< 52–3>

< 52–4>

1 1
W

W–B
R

W
45 DA

11 LX1 (∗36)
Certification 10 LX1 (∗35)
ECU< 3–115>
B W–B 40 DA
A
R
B
G
C
SB(∗46) SB(∗46)
B D
L
E

W–B
L4
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)

M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n )

85 86 87 88

A68(D), L11(A), L12(B), L13(C)

Main Body ECU
FSPT
11 A

S61(A), S62(B), S63(C), S64(D)

Rear Junction Block ECU

RSPL RSPR STOP LIN BDCY LCLS LOPN LCTY LCM+ LCM– LPSW LGLP TKUL FUO LGCY MU MD LMT PGND TSW1 TSW2 SG
LEXUS LS 460 L / LS 460 (EM2731E)

21 B 25 A 16 B 9 B 16 C 2 C 3 C 9 C 12 13 6 C 11 C 10 C 1 A 8 B 4 A 3 A 22 A 4 12 A 14 B 17
V

1 LA 39 LA
V

L
29 LA
13 DA 25 DA 14 RS1 (∗36)
17 Se1 1 RS4 (∗35)

W–B
R–B
(∗9)

(∗9)

(∗9)

(∗9)

(∗9)

(∗9)

(∗9)

(∗8)

(∗8)
GR
BR
W
G
V

P
L

L
V
14 LS1
6 5F 6 3H 6 3L 17 Re1
V

Luggage Electrical Key Switch

V

Luggage Compartment

Luggage Compartment

Fuel Lid Opener Motor

1 ek4 1 ek3 (∗35)

Rear Seat Entertainment

Luggage Room Light
6 5E 6 3J 1 ek2 1 ek1 (∗36)

Door Lock Cylinder

6 5 2 7 1 4 2 2 2 1 3 4 6
1 2 2
+B CLS OPN CTY M+ M– RSMU RSMD RSL TSW1 TSW2
V

Door Light

Table Switch
B

M
Front Footwell

Front Footwell

Rear Footwell

Rear Footwell

S38

S34

S39

S42

S26
1 1 1 1 E
2 1 1

S23
S36 RSE E1
8 1 1
Light RH

Light RH
Light LH

Light LH

Luggage Closer Motor 4 S25 5

L81

L29

2 2 Rear Sunshade
k2

k1

(∗9)
2 2

B
3 LX2 (∗35)
B–W

B–W

4 LX2 (∗36)
R

R
A 2 ek4 2 ek3 (∗35)

(∗8 ∗34)

(∗8 ∗33)
2 ek2 2 ek1 (∗36)

W–B

W–B

W–B

W–B
(∗9)

Y
R

4 Se1 4 Re1
R

20 A

Junction Connector
21
8 LS1 51 LR1
A
16 LA 15 LA 31 LA
18
R

S55(A)
B
A
11 3E 11 3I (∗9)
16 A

43 LA

W–B
11 3J 11 3H 11 3G

W–B
R
R

7 A
(∗46)
SB

R 8 B W–B
B A
S55(A) (∗8 ∗34)
G 10 A
C Junction

W–B
Connector
SB(∗46)
D
L ∗ 8 : w/ Rear Seat Entertainment Table Switch
W–B

E ∗ 9 : w/o Power Trunk Lid System 7

∗33 : From Sep. 2008 Production W–B 6 1 W–B
∗34 : Before Sep. 2008 Production
∗35 : From Sep. 2009 Production
∗36 : Before Sep. 2009 Production S54
S1 Junction S3
∗46 : From Sep. 2008 Production until Sep. 2009 Production Connector

M
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)

M OVERALL ELECTRICAL WIRING DIAGRAM

M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n )
∗33 : From Sep. 2008 Production

89 90 91 92

A68(D), L11(A), L12(B), L13(C)

Main Body ECU

S61(A), S62(B), S63(C), S64(D)

Rear Junction Block ECU

+BT1 +BS2 +BS1 FUEL RSB BANC IG LGLB MPXB PBM+ PBM– PVC PBES PSSE CANN CANP
LEXUS LS 460 L / LS 460 (EM2731E)

1 2 6 3 5 9 8 15 7 22 B 23 B 3 B 4 B 27 B 28 B 20 B

(BAT) (BAT) (IG) (BAT) (BAT) (BAT) (BAT) (BAT) (BAT)

(∗33)

(∗33)

(∗33)

(∗33)

(∗33)
LG
R
V

Y
L
RR S/SHADE
RR MPX–B 1

RR MPX–B 2

10A B/ANC

STOP LP 1

STOP LP 2
FUEL OPN
RR–IG1–2

5A TAIL
10A

15A

10A

10A
10A

10A
5A

5 SR1 10 SR1 9 SR1 8 SR1 7 SR1

System (CAN)< 3–1> < 3–2>

Multiplex Communication
(∗33)

(∗33)

(∗33)

(∗33)

(∗33)
LG
R
V

Y
L
5 3 2 4 6
UP DOWN VC BES E

R56
Shoulder Belt Anchor RH
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)

M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n )

93 94 95 96

A68(D), L11(A), L12(B), L13(C)

Main Body ECU

S61(A), S62(B), S63(C), S64(D)

Rear Junction Block ECU

SMOK RMGV TSB TSD LCE2 TIL3 STP3 TIL4 BCK1 TIL2 STP2 TIL1 STP1 STP4
LEXUS LS 460 L / LS 460 (EM2731E)

7 B 5 B 26 B 18 B 15 C 14 C 4 C 13 C 1 C 3 D 9 D 7 D 10 D 6 B

BR

BR

BR

BR
R

R
V

B
L

L
4 A 12
6 R 14
A
System< 45–18>

5 A S55(A) 13 S56
Air Conditioner

Junction Junction
Connector Connector

R
1 A
R 2 S55(A)
A Junction
Connector
3 A

BR

BR
L

L
BR

BR
R

R
V

(High Mounted Stop Light)

3 1 3 1
2 1 3 2 1 3
TL STP TL STP
1 A 1
License Plate Light

T/P B B T/P B B

Multi–Display
Module Display< 53–17>

Noise Filter
Display & Navigation

< 41–5>
Back–Up

Back–Up
Tail

Rear

Rear
Fog

Fog

S13
Tail
S37(A)

2
2 A

Stop

Stop
Tail/

Tail/
E E E E
S33 4 S41 4 4 S51 4 S52
Rear Combination Light LH Rear Combination Rear Combination Rear Combination

(Shielded)
Light RH Light LH Light RH
W–B

W–B

W–B

B
W–B

W–B
5 LF 6 LF
1

High Mounted
22 A 9 A
19 16 7 S55(A)

Stop Light
W–B W–B
A A A Junction
Connector 43 LA

S20
S55(A) 10 A
Junction 2
Connector

W–B

W–B

W–B
BR
7
W–B 6 3

S54
Junction
S1 Connector S4

M
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)

M OVERALL ELECTRICAL WIRING DIAGRAM

M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n )

97 98 99 100

A68(D), L11(A), L12(B), L13(C)

Main Body ECU

S61(A), S62(B), S63(C), S64(D)

Rear Junction Block ECU

PBM+ PBM– PIND DBIL PBIL FR FE DBM+ DBM– VC BES E

LEXUS LS 460 L / LS 460 (EM2731E)

22 B 23 B 19 A 21 A 13 B 7 A 18 A 10 A 8 A 15 A 14 A 13 A

R
P

SB

LG
(∗34)

(∗34)

(∗36)
(∗35)
V

P
L

B
7 Se1 15 RS1 (∗36) 13 RS1 (∗36)
7 RS2 17 RS1 (∗35) 16 RS1 (∗35)

W
R
Y

Y
L
13 RS2 12 RS2

(∗36)

R
B
(∗34)

(∗34)
V

Shoulder Belt Anchor RH

L

Fuel Sender Gauge (Sub)

7 Re1

SB

LG
P
Rear Pad Wear Indicator Switch RH
Rear Pad Wear Indicator Switch LH

7 7

Fuel Sender Gauge

Rear Height Control Sensor RH
Rear Height Control Sensor LH

R
2 2 5 3 2 4 6
RL+ RR+
UP DOWN VC BES E

Front Seat Inner Belt

M

Rear Speed Sensor RH

Rear Speed Sensor LH
Indicator Switch

Indicator Switch
4 4
Rear Pad Wear

Rear Pad Wear

Front Seat Inner

R8

B B

Belt Switch RH
3

R10
S11
Switch LH
(∗35)

3 1 M
L

E E

e54

e12

P
R64
S78

RL– RR–
3 3
8 8

15 RS1 (∗35)
(∗35)

(∗36)

(∗2 ∗34)
S7
SB

W–B
L

2 RS1 (∗36) Shoulder Belt Anchor LH

(∗1 ∗34, ∗33)

Connector
2

Junction
W–B

W–B
e87
3 AS1 16 AR1
4

(∗2 ∗34)
W–B
(∗35)
SB

(∗36)
L

3
LG
Front Pad Wear Indicator LH

FL+
(∗35) ∗ 1 : w/ Ottoman
Front Speed Sensor LH
Front Pad Wear

4
Indicator Switch

18 Se1 18 Re1
∗ 2 : w/o Ottoman
FR+ ∗33 : From Sep. 2008 Production
(∗35)

(∗35)
W–B
Front Pad Wear Indicator

∗34 : Before Sep. 2008 Production

Front Speed Sensor RH
L
Front Pad Wear
Indicator Switch

∗35 : From Sep. 2009 Production

(∗36)
W–B

∗36 : Before Sep. 2009 Production

Junction Connector

A75

FL–
A63(A), A64(B)

Switch RH

22 A 4
A55

FR–
(∗35)
LG

3
12 B
W–B

W–B
(∗36)
W–B

W–B 7
R43
(∗36) Junction
Connector

A8 R2 S3 R3
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)

M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n ) ∗33 : From Sep. 2008 Production

∗34 : Before Sep. 2008 Production

101 102 103 104

A68(D), L11(A), L12(B), L13(C)

Main Body ECU
STSW
4 D

(BAT) (IG) (BAT) (BAT)

A69(A)

B
Electric Power Control ECU

P–D/C CUT
5A VSSR

5A P IG2

5A PMG
BCUT BECU IG VB+ CUTD GND VB– CANH CANL THB VC IB E2 STSW
LEXUS LS 460 L / LS 460 (EM2731E)

2 26 7 18 A 1 4 8 A 15 A 14 A 20 A 6 A 9 A 10 A 12 A

5A
11 PK
2

W–B

W
P

B
L
35 PA 57 PA 39 PA

BE(∗33)

O(∗34)
1
20 PK 12 PK

W–B
B

B
BE(∗33)
O(∗34)

1 2 3 4

System (CAN)< 3–13> < 3–14>

8 5B 5 4H THB VC5 IB E2

Multiplex Communication
8 5H 8 5J 4 4A 5 4B

< 7–36> < 8–32>

Engine ECU
B

B
A49

Front Door Control ECU LH

Windshield Wiper

Console Switch
< 3–58> < 7–38> < 8–34>
Battery Current Sensor

Switch< 3–32>

< 3–67>
Spiral Cable

< 3–126>

W–B

W–B
W–B

L3 A6 A5

M
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)

M OVERALL ELECTRICAL WIRING DIAGRAM

∗33 : From Sep. 2008 Production
∗34 : Before Sep. 2008 Production
M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n ) ∗35 : From Sep. 2009 Production
∗36 : Before Sep. 2009 Production

105 106 107 108

A68(D), L11(A), L12(B), L13(C)

Main Body ECU
STR2 STR
6 D 8 C

(IG) (BAT)

(∗36)
BR

BR
L

BR
10A 19 EA1 30A
ECU–IG ST
LEXUS LS 460 L / LS 460 (EM2731E)

Junction Connector
6 4E
2 A

A61(A), A62(B)
B L 2

Y
Position Switch

Junction Connector
Park/Neutral
P
27 2C 25 2C 9 B 8 B 7 2D

A61(A), A62(B)
6 4H
N

E49
(∗35)
10 B 11 B

(∗35)

(∗36)

L
R

R
4

BR

BR
4 A 3 A

A61(A), A62(B)

A63(A), A64(B)

L
16 A 10 B

Y
Connector

Connector
Junction

Junction
18 EA1

< 7–36> < 8–31>

Engine ECU

(∗36)
16 B 1 A

Y
L

L
R(∗36)

Transmission Control ECU

< 7–36> < 8–31>

Engine ECU
36 PA 23 PK 2 2

BR

< 7–50> < 8–46>

2 2 1 5

ST/IGCT Relay
22 PK 24 PK
(∗35)
R

2 5

ST CUT/IGCT2
2 3

L
Relay

1 3 2 2

2 2

W–B
< 7–36> < 8–32>

B
Engine ECU
GR

4 EA4

W–B
W–B

B
20 A 21 A
A63(A), A64(B)
Junction
Connector 1 A
B 1 1
C B

(∗33)
(∗34)
12 B
W–B

Battery E25(A), F1(B), (C)

Starter

A8
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)
∗27 : Before Aug. 2007 Production
∗28 : From Aug. 2007 Production
M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n ) ∗33 : From Sep. 2008 Production
∗34 : Before Sep. 2008 Production

109 110 111 112

A68(D), L11(A), L12(B), L13(C)

Main Body ECU
LIN1 SLP SLR+ AM1 AM2 ACCD IG1D IG2D SSW1 SSW2 INDS INDW SWIL
14 18 C 19 C 6 C 1 B 22 C 3 C 11 B 17 C 16 C 15 C 14 C 25 C

(BAT) (IG) (BAT)

20A

R
B

P
L
52 DA 23 DA 5A 5A
SECURITY P IG2 STR
LOCK
LEXUS LS 460 L / LS 460 (EM2731E)

< 7–33> < 8–28>

Engine ECU

Power Source System

11 DA 46 PA 1 DA
(∗34)

(∗33)

(∗34)

(∗33)
BE

BE
O

7 2 12 13 11

< 1–7> < 1–8>

L

L
SS1 SS2 INDS INDW SWIL
Antenna Coil

LG

SB
P
8 3H 8 3K

B
L
2 4F
SS1 SS2 GND
29 LA1 30 LA1
8 3F 8 3J
Free

B
L

L
2 4A Full
6 7 4 3 Traveling
IG2 B SLP1 IGE
L

Steering Lock ECU

1 6 5
ID Code Box GND AGND CODE TXCT VC5
(∗34)

(∗33)

+B EFIO EFII
BE
O

L36 5 8 10 9 14
Power Switch
L32

L33
GND LIN1 LIN GND SGND
8 3 5 1 2

BE(∗33)
O(∗34)
B(∗27)

(∗28)
W

V
L
(∗34)

(∗33)

(∗34)

(∗33)
W–B

BE

BE
O

W–B

BR
2 3F 5 3F 5 3J 4 3J 2 4E

Connector
3

Junction
L100
8
1 3H 5 3H 4 3K 1 4J 1 4H
W–B

W–B

BR
BE(∗33) V

W–B

W–B
A
O(∗34) BE(∗33)
B
40 PA 51 PA O(∗34)
45 DA 45 PA
C

41
W–B W
DA D
39 PA
40 DA 43 PA L
E
W–B

W–B
BR

BE(∗33)
F
O(∗34)
G
W–B W–B

L4 L1 L3

M
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)

M OVERALL ELECTRICAL WIRING DIAGRAM

∗33 : From Sep. 2008 Production
∗34 : Before Sep. 2008 Production
M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n ) ∗35 : From Sep. 2009 Production
∗36 : Before Sep. 2009 Production

113 114 115 116

(BAT) (IG) (BAT)
# : There is no wire color information.

10A 5A 5A
P MPX–B P IG2 SECURITY

Yaw Rate Sensor

2

< 13–14>
L
22 PA 60 PA 17 DA

Lock Buzzer Controller

LEXUS LS 460 L / LS 460 (EM2731E)

Key Antenna (Inner)

Overhead Module< 3–81>

Multiplex Communication
Luggage Electrical
R

Oscillator (Front)

System (CAN)< 3–17>

Oscillator (Rear)

Wireless Door
Electrical Key

Electrical Key
S44

S10
L74

L30
7 4J 10 4H 11 4F CLG3 CLGB CLG6 CLGB CLG4 CLGB B

(w/ Inclination Function)

1 3 1 3 1 3 1

P
7 4A 10 4A 11 4A

56 LS1 57 LS1 19 LS1 20 LS1

G
Y
L

W
R
W
R

Y
L

20 A 18 A 1 A 11 A 12 A 15 A 16 A 13 A 14 A 18 B 19 B 5 B 4 B 21 B 27 A 28 A
CUTB IG +B1 CLG5 CG5B CLG7 CG7B CLG6 CG6B BZR3 BZRG SSW1 IOUT INCS CANP CANN (∗36)
CANP CANN (∗35)

L15(A), L16(B)
Certification ECU
VC5 TXCT CODE AGND LIN CLG8 CG8B RC0 RDA ASEL RSSI SSCL E CG3B CLG3 CG4B CLG4 CG1B CLG1 IND CG2B CLG2
30 A 8 A 9 A 40 A 10 A 31 A 32 A 29 A 38 A 37 A 39 A 7 B 17 A 9 B 8 B 11 B 10 B 34 A 33 A 2 A 36 A 35 A

(BAT)

W–B

LG

LG
W
G

G
R

R
V

P
L

L
(∗34)

(∗33)
BE
BE(∗33)

BE(∗33)

O
5A
O(∗34)

O(∗34)

RR MPX–B 2
W
V

1 4A
40 LR1 39 LR1 3 LR1 41 LR1 42 LR1 4 LR1 5 LR1
25 LA

R
1 4H 1 4J LG
A
V 8 RS1 L

(∗34)

(∗33)

W–B

W–B
BE
A W B

O
G

G
R

BE(∗33) L
B C

R
Key Antenna (Outside)

O(∗34) 51 PA 40 PA P
Luggage Electrical

C 1 2 2 3 4 5 3 1 D
V
Door Control

CLG5 CLGB +5 DATA ASEL RSSI CONT +B

W E
Receiver

D LG
F
R40

R37

ANT ANT2 ANT GND GND 39 PA

L R50 L
E 5 1 7 7 6 2 G
Theft Warning Siren
(∗35)

(∗36)
#

L R
W–B

W–B

BE(∗33) H
F 1 G
O(∗34) I

W–B
G 1 8
R43 W–B
Electrical Junction
Key Connector
Antenna
R77
Electrical R2 L3 L1
Key Antenna
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)

M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n )

117 118 119 120

∗10 : w/ Double Locking ∗27 : Before Aug. 2007 Production ∗34 : Before Sep. 2008 Production
(BAT) (BAT) (IG) (BAT) ∗11 : w/o Double Locking ∗28 : From Aug. 2007 Production ∗35 : From Sep. 2009 Production
∗19 : Before Dec. 2006 Production ∗33 : From Sep. 2008 Production ∗36 : Before Sep. 2009 Production
∗20 : From Dec. 2006 Production
N7
10A 25A 10A 10A Front Door Closer RH N8(A), (B)
P DOOR 2 P DOOR 1 P–IG1–1 P MPX–B
Front Door Lock Motor RH

Temporary Stop

Switch (∗36)

Switch (∗35)
Switch (∗36)

Pawl Switch
Secondary/

Detection
Switch (∗35)
Position

Half Latch

Locking
Handle

Full Latch
Full Latch

Double
Switch

Switch
19 PJ 20 PJ 13 PJ 28 PJ

Switch

Unlock
Switch
Initial
M M M
LEXUS LS 460 L / LS 460 (EM2731E)

O(∗27)

(∗28)
GR
R

R
V
STOP(∗35) H/FU(∗35) L UL LSSR E UNDL DL DLSR E
CLM+ CLM– DLSE CLP3 CPSE HALF(∗36) FULL(∗36) POLE 2 A 1 A 7 A 8 A 3 A 4 A 9 A 10 A (∗10)
1 4 3 7 8 2 5 6 4 B 1 B 7 B 8 B (∗11)
4 NR2 3 NR1 13 NR2 12 NR2

BE(∗10 ∗33)

(∗10 ∗34)
(∗33)

(∗34)

(∗10)

(∗10)

(∗10)
GR

GR
BE

O
G

G
R

R
P

B
L

L
O(∗34)

(∗33)
BE
R

R
V

16 A 6 A 3 A 11 A 5 B 6 B 18 B 19 B 15 B 8 B 9 B 7 B 2 B 1 B 25 B 13 B 4 B 3 B 20 B 21 B
BDG1 BDR SIG CPUB A2+ A2– INIT HNDL CPSE HALF FULL (∗36) POLE A+ A– LSW LSWE A1– A1+ DBLS DBE
STOP H/FU (∗35)
N1(A), N2(B), P4(C), z9(D)
Front Door Control ECU RH

ECI+ ECI– CLGI CGBI GND CTYB CYL PSUP PSDN PSE LED+ LED– SID+ SID– PML PMUL PWS DLE LIN1 TRNI PNLI CANN CANP
21 A 22 A 17 A 7 A 1 A 6 C 7 C 18 C 17 C 28 C 10 C 22 C 8 C 9 C 11 C 12 C 19 C 20 C 8 A 24 A 18 A 10 A 9 A

BE(∗33)
O(∗34)

(∗33)

(∗34)

(∗35)

(∗33)
W–B
BE

LG

LG
W
O
R
P

Y
L

L
(∗34)

(∗33)
BE
O
R

R
B

L
17 NR2 18 NR2 5 NR1 2 PN1 6 PN1 7 PN1 3 PN1 14 NR2 11 NR2 6 NR2

2 4 3 2 1 2 1

BE(∗33)

(∗34)

(∗35)

(∗33)
W–B

UP DW UL + – LP1 E1
LG

LG
W
O
R
B

Y
L

L
EC Mirror System

Multiplex Communication
< 24–2> < 24–3>
Glare–Resistant

System (CAN)< 3–19>

Automatic

1 LR1 2 LR1 2 A 4 A 5 A 3 A (∗19)

Front Door Lock Switch RH

1 2 P2 P3 2 B 4 B 5 B 3 B (∗20)

Combination Meter
Main Body ECU

Flasher Relay
Front Inside Handle Security Indicator RH L UL ILL+ E
LG

Illumination
P5 P1

< 10–4>
Light RH

Unlock

< 3–38>
Front Door Courtesy Height Adjustable

Lock
N5(A), N18(B)

< 3–55>
Light RH Anchor Switch RH
LG
A
L
B
L L
C A
P P
D B
V V
E C
LG LG
F D
L L
G E
R R
H F
G G
I G

R3

M
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)

M OVERALL ELECTRICAL WIRING DIAGRAM

∗33 : From Sep. 2008 Production
∗34 : Before Sep. 2008 Production
∗35 : From Sep. 2009 Production
M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n ) ∗36 : Before Sep. 2009 Production
∗59 : w/ Front Seat Memory Switch RH

121 122 123 124

Oscillator (Front Door RH)

GR
BR
W
G

G
R

Y
L

L
2 3 8 9 1 2 5 6 10 7 4 5
SGT1 ANT1 ANT2 TRG– TRG– ANT2 ANT1 SGT1 8 4 10 2 5
UP1 DWN1 AUTO LED

R
Electrical Key

LED AUTO DOWN UP GND

CLGB CLG B GND SENS SEL TRG+

LEXUS LS 460 L / LS 460 (EM2731E)

Auto Down
a2
a1

5 10 1 7 6 4 3

Auto Up

Down
Front Door

BR

Up
R
P

B
Outside Handle RH 5 PN1
M HALL IC
6 Na1 7 Na1 1 Na1 5 Na1 4 Na1 2 Na1 3 Na1 E B LIN
1 2 9 N3

R
Front Power Window N6

BE(∗33)
Regulator Motor RH

O(∗34)
Front Power Window Switch RH

(∗33)

(∗34)
BE

O
G
R

B
L

L
17 B 26 B 12 A 19 A 14 A 15 A 20 A 2 A 5 A 13 A 27 C
CGBO CLGO OSCB OSCE SENS SEL TRG+ PWE BDRJ LIN3 SGND

N1(A), N2(B), P4(C), z9(D)

Front Door Control ECU RH

MR MF RMVR RM+R RMHR HTR+ HTR– LP+ EC+ EC– VSSR RVC HSSR RE1 TRN– TRN+ MSW+ MSW– MSWE M1 M2 M3 MM SIDI
3 D 11 D 1 D 10 D 9 D 4 D 12 D 2 D 7 D 15 D 6 D 5 D 13 D 14 D 8 D 16 D 24 C 23 C 29 C 13 C 14 C 15 C 16 C 23 A

(∗59)

(∗59)

(∗59)

(∗59)

(∗59)

(∗59)

(∗59)
B–Y(∗35)

LG

BE
SB(∗35)

R
P

L
W(∗36)

W(∗35)
B(∗35)

B(∗36)

R–W
B–G

B–R

Y–B

GR
BR

LG
G

R
V

P
L

6 3 7 4 2 1 5 3 NR2
ILL+ ILL– E M1 M2 M3 MRY

L
SET
1

3
Mirror Heater
Mirror Motor

Outer Foot
Retractable

EC Mirror
Left/Right
Up/Down

M M M
Light

34 LR1

L
Side Turn
P12
Front Seat Memory Switch RH
Mirror Position Sensor

z9(D)
Outer Rear View Mirror RH L
A
L L
A B
P P
B C
V V
C D
LG LG
D E
L L
E F
R R
F G
G G
G H
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)

M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n )

125 126 127 128

(BAT) (BAT) (IG) (BAT)

Electric Power
Control ECU
N14

D MPX–B 1

< 3–103>
D DOOR 2

D DOOR 1
Front Door Closer LH

D–IG1–3

Combination Meter
N15(A), (B)

10A
10A

25A
Front Door Lock Motor LH

10A

Temporary Stop

Switch (∗35)
< 3–51>

Pawl Switch
Switch(∗36)

Switch(∗36)
Secondary/
Switch (∗35)
Half Latch

Full Latch
Position

Full Latch
Handle
Switch
Switch

Detection
Initial
M

Locking
Unlock

Double
Switch
4 DD 1 DD 8 DD 17 DD

Lock

Unlock
Switch
Key
M M

Key
LEXUS LS 460 L / LS 460 (EM2731E)

O(∗27)

48 LS1
(∗28)
STOP(∗35) H/FU(∗35)
GR

LG
R

B
L CLM+ CLM– DLSE CLP3 CPSE HALF(∗36) FULL(∗36) POLE L UL L UL LSSR E UNDL DL DLSR E
1 4 3 7 8 2 5 6 4 A 3 A 9 A 10 A 8 A 7 A 1 A 2 A 6 A 5 A (∗10)
4 B 1 B 9 B 10 B 8 B 7 B (∗11)

B
15 NS2 3 NS1 17 NS2 18 NS2 16 NS2

BE(∗10 ∗33)

(∗10 ∗34)
6 NS2

(∗33)

(∗34)

(∗10)

(∗10)

(∗10)
GR

GR

GR
BE

O
G

G
R

R
P

B
L

L
O(∗34)

(∗33)
BE

LG
R

B
L

16 B 6 B 3 B 11 B 18 B 4 B 5 A 6 A 18 A 19 A 15 A 8 A 9 A 7 A 2 A 1 A 23 A 22 A 25 A 13 A 4 A 3 A 20 A 21 A
BDG1 BDR SIG CPUB PNLI BCUT A2+ A2– INIT HNDL CPSE HALF FULL (∗36) POLE A+ A– KL KUL LSW LSWE A1– A1+ DBSL DBE
STOP H/FU (∗35)

N9(A), N10(B), P10(C), z10(D)

Front Door Control ECU LH
SID1 CLGI CGBI MSW+ MSW– MSWE M1 M2 M3 MM ECI+ ECI– CTYB CYL GND DSUP DSDN DSE LED+ LED– SID+ SID– LIN1 TRNI CANP CANN
23 B 17 B 7 B 24 C 23 C 29 C 13 C 14 C 15 C 16 C 21 B 22 B 6 C 7 C 1 B 18 C 17 C 28 C 10 C 22 C 8 C 9 C 8 B 24 B 9 B 10 B
P
L

(∗35)
LG
(∗34)

(∗33)

(∗34)

(∗33)

G
L

L
BE

LG

BE

(∗34)

(∗33)
O

W–B
R
P

BE
O
R

R
B

L
7 NS2

6 3 7 4 2 1 5 14 NS2 12 NS2
8 NS2 9 NS2 ILL+ ILL– E 1 2 3 MMRY
L

4 2 3 2 1 2 1

(∗35)
UP DW UL + – LP2 E2

G
L
EC Mirror System

System (CAN)< 3–2> < 3–3>

SET

Glare–Resistant
P

Multiplex Communication
49 LS1 5 NS1

Automatic

< 24–3>
L

Main Body ECU

Flasher Relay
34 LS1 35 LS1 1 2

W–B
P8 P9
6 4A Front Inside Handle Security

< 10–3>
Illumination Light LH Indicator LH

< 3–39>
P

P7 P11 P6
Front Seat Memory Switch LH Front Door Height Adjustable
Courtesy Light LH Anchor Switch LH

6 4L 5 4A
L ∗10 : w/ Double Locking
A ∗11 : w/o Double Locking
L ∗27 : Before Aug. 2007 Production
B ∗28 : From Aug. 2007 Production
P ∗33 : From Sep. 2008 Production
C ∗34 : Before Sep. 2008 Production
V ∗35 : From Sep. 2009 Production
D ∗36 : Before Sep. 2009 Production
LG LG
E A
L L
F B
R R
G C
G G
H D
W–B

S3

M
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)

M OVERALL ELECTRICAL WIRING DIAGRAM

∗33 : From Sep. 2008 Production
∗34 : Before Sep. 2008 Production
M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n ) ∗35 : From Sep. 2009 Production
∗36 : Before Sep. 2009 Production

129 130 131 132

Oscillator (Front Door LH)

W
G

G
R

R
L

L
2 3 8 9 1 2 5 6
Electrical Key

SGT4 ANT3 ANT4 TRG– TRG– ANT4 ANT3 SGT3

9 2 1
LIN B E
CLG CLGB B GND SENS SEL TRG+
b1

HALL IC
10 5 1 7 6 4 3 b2
LEXUS LS 460 L / LS 460 (EM2731E)

Front Door
Outside Handle LH

BR
R

B
7 Nb2 6 Nb2 1 Nb2 5 Nb2 4 Nb2 2 Nb2 3 Nb2

BE(∗33)

O(∗34)
M

R
B

L
O(∗34)
UP1 DWN1 LED

(∗33)
LG

BE
B

Y
L

L
2 PN2 7 PN2 3 PN2 10 N11 7 5

R
B

B
L

L
Front Power Window
Regulator Motor LH

GR

BR
R
B

L
26 A 17 A 12 B 19 B 14 B 15 B 20 B 2 B 5 B 13 B 27 C 1 C 26 C N13
CLGO CGBO OSCB OSCE SENS SEL TRG+ PWE BDRJ LIN3 SGND LIN2 CPBJ Power Window
11 17 12 20 Regulator Master Switch 15 18

N9(A), N10(B), P10(C), z10(D) B LIN1 GND UP DOWN LED

+B 12V 12V 12V
Front Door Control ECU LH
TRN– TRN+ MR MF RMVR RM+R RMHR HTR+ HTR– LP+ EC+ EC– VSSR RVC HSSR RE1

Down Switch
8 D 16 D 3 D 11 D 1 D 10 D 9 D 4 D 12 D 2 D 7 D 15 D 6 D 5 D 13 D 14 D 12V

Driver Side

Driver Side
Up Switch
+B +B
B–Y(∗35)

SB(∗35)

W(∗36)

W(∗35)
B(∗35)

B(∗36)

R–W
B–G

B–R

Y–B

GR
BR

LG
G

R
V

P
L

5V
Outer Foot Light
Mirror Heater
Mirror Motor
Retractable

EC Mirror
Left/Right
Up/Down

M M M

Side Turn Control Circuit

Mirror Position Sensor

Front Passenger

Control Switch

Control Switch
Rear RH Side
Window Lock

Rear LH Side
Auto Switch
Driver Side

Door Lock

Side Control
Unlock
Lock
z10(D)

Switch
Switch
Outer Rear View Mirror LH

Switch
LG LG
A A
L L
B B
R R
C C
G G
D D
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)
∗12 : w/ Rear Door Sunshade
∗33 : From Sep. 2008 Production
∗34 : Before Sep. 2008 Production
M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n ) ∗35 : From Sep. 2009 Production
∗36 : Before Sep. 2009 Production

133 134 135 136

(BAT) (BAT) (IG) (IG)

P RR DOOR

RR–IG1–2
P MPX–B

P–IG1–2

Combination Meter
10A

10A

5A
25A

< 3–55>
23 PJ 26 PJ 23 LA 12 PJ

Rear Room Temperature

(∗36)

(∗35)
Y

L
LEXUS LS 460 L / LS 460 (EM2731E)

Rear Power Window Regulator Motor RH

R42(A), R44(B)

GR

BR
Y
L
19 A

(∗35)
LG

Sensor RH
Connector
5 RS2 10 7 4 5

Junction
8 4 10 2 5
UP1 DWN1 AUTO LED

R
Connector
1 A

Q4
LED AUTO DOWN UP GND

Junction
R42(A)
(∗36)

(∗36)
12 B 1

LG
R

Y
L

(∗35)
2 A

Auto Down
Auto Up

Y
L

Down

Up
(∗35)
LG
M HALL IC
1 OR1 11 OR1 10 OR1 E B LIN

O8
1 2 9 11 OQ1 19 OQ1
17 OR1 O7
Rear Power Window Switch RH
(∗36)

(∗35)

(∗33)

(∗34)
GR

BE

O
R

Y
L

L
LG

R
6 B 11 B 3 B 13 B 2 B 5 B 8 B 25 A 13 A 26 A
BDR CPUB SIG PNLI PWE BDRJ LIN3 SGND TRAD TRE

O2(A), O3(B), O4(C)

Rear Door Control ECU RH
CLGI CGB1 SSA– SSA+ SHSE SHSB SHS2 SHS1 ASH+ ASH– LED+ LED– CTYB CYL MSWE IND CAN SET M MSW+ MSW– LIN1 CANN CANP
7 B 17 B 10 A 1 A 30 A 8 A 28 A 27 A 16 A 15 A 11 A 12 A 6 A 7 A 29 A 17 A 18 A 22 A 19 A 24 A 23 A 18 B 10 B 9 B

BE(∗33)
(∗12)

(∗12)

(∗12)

(∗12)

(∗12)

(∗12)

(∗34)
LG

LG

SB
W
O
R
B

B
L

L
GR

LG
R
P

L
7 OR1 8 OR1 1 2 3 4 5 6 21 OQ1 14 OQ1 13 OQ1 12 OQ1 20 OQ1 15 OQ1 22 OQ1 18 OR1
SSA– SSA+ SHSE SHSB SHS2 SHS1 3 OQ1 2 OQ1 8 OQ1 7 OQ1

BE(∗33)

(∗34)
LG

LG

SB
O

R
P

B
L

Multiplex Communication
System (CAN)< 3–19>
Rear Ashtray Light RH

LG
Illumination Light RH
R
B

L
Rear Door Courtesy
5 7 1 3 2 6 8
Rear Inside Handle

O5
44 LR1 43 LR1 Rear Door Shade RH 2
SGND IND CAN SET M ILL+ ILL–

Main Body ECU

1 1

Light RH
LG

< 3–38>
SET

M
C
Q1

Q5
O6

2 1 2

LG
A
L Q2
B Rear Seat Memory Switch RH
R R
C A
G G
D B

M
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)

M OVERALL ELECTRICAL WIRING DIAGRAM

M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n )

137 138 139 140

∗10 : w/ Double Locking (BAT) (BAT) (IG)
∗11 : w/o Double Locking

RR MPX–B 2
D RR DOOR
∗12 : w/ Rear Door Sunshade

RR–IG1–2
∗21 : Before Nov. 2006 Production
∗22 : From Nov. 2006 Production

10A
25A
∗33 : From Sep. 2008 Production

5A
∗34 : Before Sep. 2008 Production
∗35 : From Sep. 2009 Production
∗36 : Before Sep. 2009 Production
2 DD 10 LD 12 LD
O9

Rear Room Temperature

Rear Door Closer RH
LEXUS LS 460 L / LS 460 (EM2731E)

O11(A), (B) 2

Y
Rear Door Lock Motor RH

Combination Meter
Temporary Stop

Sensor LH
Switch (∗35)
Switch (∗36)

Switch (∗36)
Secondary/
Switch (∗35)
Position

Half Latch
Handle

Full Latch

Connector
Switch
1

Full Latch
Switch
Switch

Pawl

Detection

Junction
Initial

R
Locking

L
Double

< 3–51>
Switch

Q9
Unlock
Switch
M M

S56
1
2
STOP(∗35) H/FU(∗35)

Y
CLM+ CLM– DLSE CLP3 CPSE HALF(∗36) FULL(∗36) POLE L UL LSSR E DL UNDL DLSR E
1 5 3 7 8 2 4 6 4 A 3 A 9 A 10 A 2 A 1 A 5 A 6 A (∗10)

LG
4 B 1 B 6 B 9 B (∗11)

Y
11 OQ2 19 OQ2
10 OS1

(∗10 ∗33)

(∗10 ∗34)

(∗10 ∗33)

(∗10 ∗34)
GR(∗10)

GR(∗10)
(∗33)

(∗34)
BE

BE

BE
O

O
G

R
P

B
L

1 OS1 18 OS1 17 OS1

Y
LG
R

Y
L
3 C 4 C 16 C 24 C 15 C 8 C 9 C 7 C 2 C 1 C 14 C 23 C 10 C 11 C 18 C 19 C 6 B 11 B 3 B 13 B 13 C 26 C
A2+ A2– INIT HNDL CPSE HALF FULL (∗36) POLE A+ A– LSW LSWE A1+ A1– DBLS DLE1 BDR CPUB SIG PNLI TRAD TRE
STOP H/FU (∗35)

O2(A), O3(B), O4(C) O13(A), O14(B), O15(C)

Rear Door Control ECU RH Rear Door Control ECU LH
CGBO CLGO OSCB OSCE SENS SEL TRG+ GND CLGI CGB1 SAA– SAA+ SHSE SHSB SHS2 SHS1 ASH+ ASH–
26 C 17 C 12 B 15 B 14 B 16 B 20 B 1 B 7 B 17 B 10 C 1 C 30 C 8 C 28 C 27 C 16 C 15 C

W–B
O(∗34)

(∗33)

(∗12)

(∗12)

(∗12)

(∗12)

(∗12)

(∗12)
LG

BE

(∗22)

(∗21)

(∗22)

(∗21)

R
B

B
L

L
LG

W
R

GR
P
1 2 3 4 5 6
Oscillator (Rear Door RH)

7 cO1 6 cO1 1 cO1 5 cO1 4 cO1 2 cO1 3 cO1 2 OR1

c1 8 OS1 7 OS1 SSA– SSA+ SHSE SHSB SHS2 SHS1
BR
R

Rear Door
10 5 1 7 6 4 3 Outside Handle RH
W–B
Electrical Key

G
R
CLG CLGB B GND SENS SEL TRG+

Rear Ashtray Light LH

O16
SGT6 ANT5 ANT6 TRG– TRG– ANT6 ANT5 SGT5 21 LS1 22 LS1 Rear Door Shade LH
c2

1
2 3 8 9 1 2 5 6
W
G

G
R

R
L

O17
2

R
A
G
B
4
W–B 1 R41
Junction Connector

R3 R1
 3 LS 460 L / LS 460 (Cont' d) (Cont. next page)
∗33 : From Sep. 2008 Production
∗34 : Before Sep. 2008 Production
M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n ) ∗35 : From Sep. 2009 Production
∗36 : Before Sep. 2009 Production

141 142 143 144

O20
Rear Door Closer LH
LEXUS LS 460 L / LS 460 (EM2731E)

Rear Power Window Regulator Motor LH

Temporary Stop
Position Switch

Switch (∗36)

Switch (∗35)
Switch (∗36)
Secondary/
GR

BR

Switch (∗35)
Half Latch
Y
L

Handle

Full Latch
Full Latch

Switch
Switch
Multiplex Communication

Pawl
10 7 4 5 M
System (CAN)< 3–2>

Initial
8 4 10 2 5
UP1 DWN1 AUTO LED
LED AUTO DOWN UP GND
STOP(∗35) H/FU(∗35)
CLM+ CLM– DLSE CLP3 CPSE HALF(∗36) FULL(∗36) POLE

Auto Down
1 5 3 7 8 2 4 6

Auto Up

Down

Up
M HALL IC
O19

E B LIN

(∗33)

(∗34)
BE

O
G

V
L

L
1 2 9

R
O18
BE(∗33)

Rear Power Window Switch LH

(∗34)
O
B

9 B 10 B 2 B 5 B 8 B 25 C 3 A 4 A 16 A 24 A 15 A 8 A 9 A 7 A
CANP CANN PWE BDRJ LIN3 SGND A2+ A2– INIT HNDL CPSE HALF FULL (∗36) POLE
STOP H/FU (∗35)

O13(A), O14(B), O15(C)

Rear Door Control ECU LH
LED+ LED– CTYB CYL CGBO CLGO OSCB OSCE SENS SEL TRG+ GND LIN1 MSWE IND CAN SET M MSW+ MSW–
11 C 12 C 6 C 7 C 26 A 17 A 12 B 15 B 14 B 16 B 20 B 1 B 18 B 29 C 17 C 18 C 22 C 19 C 24 C 23 C

W–B
(∗34)

(∗33)

(∗34)

(∗33)
L

BR
LG

BE

LG

BE

W
O

G
B

B
L

L
LG
R
B

2 OS1 11 OS1
3 OQ2 2 OQ2 8 OQ2 7 OQ2 7 dO2 6 dO2 1 dO2 5 dO2 4 dO2 2 dO2 3 dO2 21 OQ2 14 OQ2 13 OQ2 12 OQ2 20 OQ2 15 OQ2 22 OQ2
Rear Door Courtesy Light LH
Rear Inside Handle Illumination

Oscillator (Rear Door LH)

W–B
BR
R

L
d1

(∗34)

(∗33)

(∗34)

(∗33)
BR
LG

BE

BE
O

O
R
P

B
Rear Door
LG
R
B

10 5 1 7 6 4 3 Outside Handle LH
Electrical Key

2 CLG CLGB B GND SENS SEL TRG+

Main Body ECU

1 5 7 1 3 2 6 8
SGND IND CAN SET M ILL+ ILL–
Light LH

Q10

SGT8 ANT7 ANT8 TRG– TRG– ANT8 ANT7 SGT7

< 3–39>
d2
Q6

1 2 2 3 8 9 1 2 5 6
W

SET

M
G

G
R

C
L

Q7
Rear Seat Memory Switch LH

S3

M
 3 LS 460 L / LS 460 (Cont' d)

M OVERALL ELECTRICAL WIRING DIAGRAM

∗10 : w/ Double Locking
∗11 : w/o Double Locking
M u ltip le x C o m m u n ic a tio n S y s te m (C A N L H D ) (B e fo re S e p . 2 0 1 2 P ro d u c tio n ) ∗33 : From Sep. 2008 Production
∗34 : Before Sep. 2008 Production

145 146 147 148

LEXUS LS 460 L / LS 460 (EM2731E)

O22(A), (B)
Rear Door Lock Motor LH
Detection

Locking
Double
Switch
Unlock
Switch

M M

L UL LSSR E DL UNDL DLSR E

2 A 1 A 5 A 6 A 4 A 3 A 9 A 10 A (∗10)
4 B 1 B 6 B 9 B (∗11)
(∗10 ∗34)

(∗10 ∗33)

(∗10 ∗34)

(∗10 ∗33)
(∗10)

(∗10)
GR

GR
BE

BE
O

O
R

R
B

2 A 1 A 14 A 23 A 10 A 11 A 18 A 19 A
A+ A– LSW LSWE A1+ A1– DBLS DLE1

O13(A), O14(B), O15(C)

Rear Door Control ECU LH