electrical wiring diagrams.pdf
TRANSCRIPT
2000 LEX
US
RX
300 (EW
D395U
)
M
3 421
1 RX 300 ELECTRICAL WIRING DIAGRAM
2
ACC
IG1
ST1
IG2
ST2
AM1
P 1PARK/NEUTRALPOSITION SW
4
From Engine Control Module<2−8>
6
8
7 AM2
1C3
1G12
2C6
B
2I1
W
W
1C6
1A1
15
To Engine Control Module<2−8>
140A A
LT
4
BB
2
1
3
5
2D2 2A6 1 2D
1 B
A1
2H1
N
P
5
6
9 IH1
1G9
B
1C4
EB Surge tank RH
2
1
IH11
1G3
1C1
IE Cowl side panel LH
11 D 18 D
15 E
6 EC1
19 IH1
1 B
L3
B
2B
1A
S
IG
B
B
1B5
1C7
9 II1
I 7IGN
ITION
CO
IL AND
IGN
ITER N
O. 6
I 6IGN
ITION
CO
IL AND
IGN
ITER N
O. 5
I 5IGN
ITION
CO
IL AND
IGN
ITER N
O. 4
I 4IGN
ITION
CO
IL AND
IGN
ITER N
O. 3
I 3IGN
ITION
CO
IL AND
IGN
ITER N
O. 2
I 2IGN
ITION
CO
IL AND
IGN
ITER N
O. 1
A
See M
ultiplexC
omm
unicationS
ystem<7−18>
To Engine ControlModule<2−10>
J 5JUNCTIONCONNECTOR
N 1
NO
ISE FILTER(Ignition System
)
STARTERRELAY
4 2 4 2 4 2 4 2 4 2 4 2
1 3 1 3 1 3 1 3 1 3 1 3
1
2
B
B
B
B−W
B
W−L
B−Y
W
B
B−W
W−L
W W
W−B W−B W−B W−B
W−R W−R W−R W−R W−RW−L
W−R
W−L
B−W
W−B
B
B−WB−W
W−R
W−R
W−R
B−Y
W−R
L−R R Y−G
W−R
L−Y
W−R
Y
W−R
G−B
W−B
W−B
B
W−B
B
W−B
B
W−B
B
W−B
B
W−B
B
W−B
YY
W−L
B−R
W
B−RB−Y
W−R
BB
I15IGNITION SW
F 9FUSIBLE LINK BLOCK
BA
STARTER
, S 2S 1
G 1 G 2,
GENERATOR
A B
ENG
INE C
ON
TRO
L MO
DU
LE
ED
E 8
E 9,
S tarting and IgnitionPower Source
15A ECU
−IG
7. 5A STAR
TER
7. 5A ALT−S
50A MA
IN
20A AM2
40A AM1
RL
MPX1 MPX2
Charg ing
3
2
1
W−B
2000 LEX
US
RX
300 (EW
D395U
)
M O
VE
RA
LL
EL
EC
TR
ICA
L W
IRIN
G D
IAG
RA
M
3 421
(Cont. next page)2 RX 300
1 3A
1K
7 1C
7. 5AIGN
B−R
2
7
ACC
IG1
IG2
ST2
AM1 4
6AM2
W−G
140A ALT
40A AM1
2
1
3
1E10 6 1C
2C6 2B7
1C1
1A1
2I1
13
W
1C3
1G12
BATTERY
1 1G
1G6
2G22F4 2B4 2B8
2
1
3
5
ED
1
Right radiatorside support
1
L−Y
11
B−R
5 2B
8 IB1
W−L
5
4
M
BI
5B3
5B11
IF Dash panel center
J 2JUNCTIONCONNECTOR
A
W
WW
B−O
W−L
W−R
B−Y
W−B
W−B
L−WB−Y
L−R
R−W
R−L
Y−G
W−B
B−O
W−B
W−B
BR
−W
W
B−Y
BR−W
B−R
B−R
L−W
B−W
B−O
B−Y
W−L
B
7. 5A O
BD
I15IGNITION SW
20A EFI
20A AM2
B−Y
A
AW
−B
F
W−B
N
M
B
BAT
4 5
16
B−W
L−Y
Upper the rear axlehousing left
EFI RE
LAY
CIR
CU
IT OP
ENIN
GR
ELAY
F16FU
EL PU
MP
J12JU
NC
TION
CO
NN
ECTO
R
2G
15A HE
ATER
D 4DATA LINKCONNECTOR 3
CG SG
C
BR−W
K
H
D 1DATA LINKCONNECTOR 1
2 3
51
Engine Control and Engine Immobiliser Sys temPower Source
BR−W
P−B
P−B
3
8
G
E1
TE15
25A A
/F HTR
2
1
2
2
WB
−W
Y−G
B−W
L−Y
W−B
2
1
2
B−R
W−B
I
B−W
D
A/F HE
ATERR
ELAY
B
B−W
L−R
B−W
B−W B−R
F 9FUSIBLE LINKBLOCK
5
A
16
C1
5
2 2
7
SIL
3E5
W
W−L
From Body
ECU
<7−11>
IH111
AB−O
B
3 2
3 2D
L−W
B−R
B−R
BR−W
1C4
1F6
B−W8
B−W
EB−W
B−W
L
J7. 5A STA
RTER
WFrom
Center Airbag
Sensor A
ssembly
<13−4>
1
B−O
MA
LFUN
CTIO
NIN
DIC
ATOR
LAMP
[CO
MB
. METE
R EC
U]
CA
C12
C14
,
W
B−O B−O
W−B
+B
12
L−W
1E12 1L3
1E3
5A8 5A9
5A10
W
ST1
2000 LEX
US
RX
300 (EW
D395U
)
M
7 865
(Cont. next page)2 RX 300 (Cont’ d)
2
G−BYL−Y
Y−G
MPX1
11 DD18
MPX2
B−O
C25
IGF
BR−W
(*1)
B−R
B−R
W−B
B−RB−R B−R
Y−R
B−R
W−B
B−R
W−B
L−R
V12VS
V (Pressure Sw
itching Valve )
R−Y
W
BB
L−Y
Y−G
E
1
I12IN
JECTO
R N
O. 5
I10IN
JECTO
R N
O. 3
I11IN
JECTO
R N
O. 4
1
2
1
2
1
2
1
2
EB
I13IN
JECTO
R N
O. 6
IA2
LG
2
I 9INJEC
TOR
NO
. 2
I 8INJEC
TOR
NO
. 1
GRLBYWB−O
P−B
31 C
E02
1
2
1
2
1
2
1
2
1
L−RL−RL−R
L−R
L−R
L−R
L−R
L−R
L−R
1
2
C B C B
AA A A
JUN
CTIO
N C
ON
NEC
TOR
L−W
BR−W BR−W
L−R
Surge tank RH
L−W
1 3
L−R
2 4
W−B
Y−G
L−Y
B−R
B−R
L−W
B21B20
1
B12
2
1 3
19
BR
IGT3
ENGINE CONTROL MODULE
W
L−W
B−Y
L−R
P−B
H 9
HE
ATED O
XYGEN
SEN
SOR
(Bank 1 Sensor 2 )
3
BR BR−W
HAFR
D
AFR+ AFR− HAFL
A
AFL+ AFL−
C
L R G
B
7
A
To Ignition Coil and Igniters<1−2><1−3><1−4>
IGT4
W
IGT5 IGT6
B4
1
B11
3
B
OXHT
E1+B
3
RLBATTTC IGSW #10 #20 #30 #40 #50 #60SIL
FC HTS OXS ACIS ACI1 ACM1 EVP1 RSO
(*1)
Engine Control and Engine Immobiliser System
424
8
2
W
1
G L
B−R
F
B−R
D
E
F
L−Y
W−L
G
IA2
B−W
H
B−W
B−Y
I
J
K
L
M
N
IA2
A12AIR
FUEL R
ATIO
SEN
SOR
(Bank 2 Sensor 1 )
A11AIR
FUEL R
ATIO
SEN
SOR
(Bank 1 Sensor 1 )
B−R
MREL
E01
BR−W
(*1 )
21 C
(*1 )
, E 6E 5 A B , E 7 C , E 8 D , E 9 E
AJ 3
J 4B
,
TBP
W−B
B−R B−R
16 C15 C14 C13 C15 E
L−R
C
IGT2
12
IGT1
B−Y
11 C4 C3 C2 C1 C6 B5 B2 D5 E 1 DD4 8 D
B
EB12
B−R
B−R
B−R
26 C7 B11 A15 B17 C8 E9 E3 D
W
6 D
IB1
L−W
+B
16 D
L−W
3
L−W
L−R
EB14
IE28
Y−G
L−W
B−W
EB−W
B−W
NSW
20 E
L−W
L−W
C
See Multiplex C
omm
unicationSystem
<7−18>
From Ignition C
oil and Igniters<
1−3>
See C
harging System
<1−4>
* 1 : Shielded
B
IH18
W−B
2
1
CCV
B−R
10 D
B−R
18 IH1
GG
I 1IDLE AIR
CO
NTR
OL V
ALVE
V 4VSV
(EVAP )
V 3VSV
(ACM
)
V 2VSV
(ACIS
No. 2 )
V 1VSV
(ACIS
No. 1 )
V11VS
V (Canister
Closed V
alve )
2000 LEX
US
RX
300 (EW
D395U
)
M O
VE
RA
LL
EL
EC
TR
ICA
L W
IRIN
G D
IAG
RA
M
11 12109
2 RX 300 (Cont’ d)
10 B
Y−R
22 B
L−B
19 B
G−B
23 B
L−W
2 B
Y−B
17 D
L−OL−O
14 B
G−W
18 B
BR
15 D
G−O
2 EA1 EA14 1 EA1 3 EA1
1 1 1
(*1 )
2
1 1
2
(*1 )
(*1 )
(*1 )
M 1
MAS
S AIR FLO
WM
ETER
V 9VA
POR
PRES
SUR
ESE
NSO
R
T 2TH
RO
TTLE POSITIO
NSEN
SOR
28 C 27 C 16 B 24 B 10 C 9 B
(*1 )
From S
top Light SW
<5−2>
E 2EN
GIN
E CO
OLA
NT TEM
P. SEN
SOR
B
BW
WW
B W W O
W
B−Y
BR BR
ENGINE CONTROL MODULE
BR
3 4 23 3 2
1
22
(*1 )
BR
Y−B
Y−B
W
FromP
ark/Neutral
Position SW
<1−2>
V 6VV
T SENSO
R R
H
C 4
CR
ANK
SHAFT P
OSITIO
NS
ENSO
R
O
PSSTA VV1NE−NE+KNKRKNKL
VG THA E2GVTA1 VC PTNK
K 2KN
OC
K SEN
SOR
2
K 1KN
OC
K SEN
SOR
1
P 4PO
WER
STEER
ING
OIL P
RES
SUR
E SW
THW
VTA
E2
VC
E2
STP
2
1
1
2
CF
26 E 27 E
R−W
Y−B Y−B
To Com
bination Meter
EC
U<
21−2>
From FAN
NO
. 1 Relay
or FAN
NO
. 2 Relay
<22−3>
O
(*1 )
O
TACH
Engine Control and Engine Immobiliser System
T 6TRANSPONDERKEY AMPLIFIER
EC Rear side ofsurge tank
BR
B17
W−B
B8
W−B
B1
W−B
C30
A
A
A
A
A
A
L
BR
A
A
J10JUNCTIONCONNECTOR
E03E04E05
W−B
E1
C
D
E
F
18 E
TXCT
19 E
RXCK
28 E
CODE
22 D
IMLD
23 E
KSW
IECowl side panel LH
See Multiplex
Com
munication
System<
7−18>
V P GR
B−R
(*1)
(*1)
BR−W
(*1)
(*1)
(*1)
L−W
BR B−RBR
5 1
A
, E 6E 5 A B , E 7 C , E 8 D , E 9 E
To Unlock
Warning S
W<7−11>
(*1)
AL−W
W−B
C
2IH1
L
B−W
VV2
V 5VVT SE
NSO
R LH
2
L
1
7 D
A (*1)
9 IE2
1
17 A
Y−G
MOPS
O 1
OIL P
RES
SUR
E SW
12 IJ1
22 E
SPD
V−WTo C
ombination
Meter EC
U<21−2>
6 C
OC1+
Y−B
5 C
OC1−
G−W
29 C
OC2+
G−R
18 C
OC2−
G−Y
G−W
G−Y
C 1
CAM
SH
AFT TIMIN
G O
ILC
ON
TRO
L VALVE
LH
C 2
CAM
SH
AFT TIMIN
G O
ILC
ON
TRO
L VALVE
RH
A
V−W
J 5JUNCTIONCONNECTOR
See Autom
atic AirC
onditioning System<
23−3>
10 A
LCKI
* 1 : Shielded
6 E
ACMG
TRANSPONDER KEY COIL
1 2 3 4 5
+B CODE PXCK TXCT GND
ANT1 ANT2
W−B
W−BL−W
BW−B
W−B
3 IH1
BR
BRBR
BR
1 1
2 2
BR
16 IM1 15 IM1
17 IM1
2000 LEX
US
RX
300 (EW
D395U
)
ME
MO
2000 LEX
US
RX
300 (EW
D395U
)
M O
VE
RA
LL
EL
EC
TR
ICA
L W
IRIN
G D
IAG
RA
M
3 421
3 RX 300
2
ACC
IG1
ST1
IG2
ST2
AM1 4
AM2
1C6
R−Y
1A1
3
140A ALT
R−Y
2
1
3
5
1J4
EA Engine compartmentright
A
1
2
12 EC1
2
1
1B11
10ATAIL
EDRight radiator sidesupport
A
1
2
13 EC1
2
1
1B4 1H4
10 IA1 9 BC2
BM Under the rearRH seat
A
R−W
1
2
R−L
1
2
A
A
BI Upper the rear axlehousing left
1
2
1
2
A
Back panel center BN
D
D4 BC2
C
C
5 BD1
4
1
5 IA1
13 IE1
1
18E A
D B
1H2
7. 5AGAUGE
15AHEATER
1K13
1C7
3A1
3E5
1
4
B
4 BD1
1
2
11 9
A
B
B
2
1
3 4 8
B
D
C
A
C
A
A
B
A
W−L B−Y
W−B
G
G
G−O
G−O
W−B
W−B W−B
G−O
R−YW−L
WW
G−W G
B−Y
G
G−W
G−W
G−W G G
W−B
W−B
W−B
W−B
W−B
W−B
G G
G
GG
W−B
W−B
W−B
G
G
W−B
W−B
G−O
G−O
G−O
G−O
G−O
G−O
W−B
W−B
G
See Illum
ination System<
4−1>
J 2JUNCTIONCONNECTOR
J 1JUNCTIONCONNECTOR
I15IGNITION SW
J15JUNCTIONCONNECTOR
J12JUNCTIONCONNECTOR
TAILLIGH
TR
ELAY
L 2LIGHT FAILURE SENSOR
R 9
TAILLIGH
T RH
[RE
AR C
OM
B. LIG
HT R
H]
F 3FR
ON
T SID
E MAR
KER
LIGH
T LH
P 2PA
RKIN
G LIG
HT LH
P 3PAR
KIN
G LIG
HT R
H
F 4FR
ON
T SIDE M
AR
KER LIG
HT R
H
R20
RE
AR SID
E MA
RKE
R LIG
HT R
H
L 1LIC
ENSE
PLATE LIG
HT
R19
RE
AR SID
EM
ARKE
R LIG
HT LH
R 7
TAILLIGH
T LH[R
EAR
CO
MB. LIG
HT LH
]
R 8
TAILLIGH
T LH[R
EAR
CO
MB. LIG
HT LH
]
R10
TAILLIG
HT R
H[R
EAR C
OM
B. LIG
HT R
H]
C14
REA
R LIG
HTS
WAR
NIN
G LIG
HT
[CO
MB. M
ETER E
CU
]
JUN
CTIO
N C
ON
NE
CTO
R
AB
J 3J 4
,
R−L
R−L
J11JUNCTIONCONNECTOR
BATTER
Y
Power Source Taillight
W−B
J13JU
NC
TION
CO
NN
ECTO
R
J14JUNCTIONCONNECTOR
J11JUNCTIONCONNECTOR
T−
40A AM1
GND
T+ IL IG
5
F 9FU
SIBLE LIN
K BLOC
K
2000 LEX
US
RX
300 (EW
D395U
)
M
3 421
4 RX 300
140A ALT
3
IHInstrument panelbrace RH
3H9
3H10
2
1
3H2
22C
C12
3D
3E10
3E8
5 3A
8
9
7 3A 3G1
1
2
3G8 1 3H
1
4
7 3D 3H4
8
4
3H7 8 3I
5
6
6 3D 3F5
2
3
3J2 8 3K
B7
1
4
B6
B14
B10
1 3K
4
2
1
8 IK2
A
IECowl sidepanel RH
TAIL
OFF
HEAD
T H EL
LIGH
TC
ON
TRO
LSW
14
1K7
7. 5A PAN
EL
16 A
7 D
1J4
5
3
1
2
3A12
1A1
W
W−B
BR−W
B−R
Y
LG−B
16
1
2
4
3
GGGGGGGG
W−B
W−G
W−G
W−G
W−G
W−G
W−G
Y
W−B
GG
W−B
G−R
G−W
WW
G
J 5JUNCTIONCONNECTOR
G 3
GLO
VE BO
X LIG
HT
S21
SEAT H
EATER
SW(D
river’s S
eat )
T 5TR
AC
TION
CU
T SWILLU
MIN
ATION
E 4
ELEC
TRO
NIC
ALLY CO
NTR
OLLED
TRAN
SM
ISSIO
N P
ATTERN
SELE
CT SW
ILLUM
INA
TION
I16IN
STRU
ME
NT C
ON
TRO
LPAN
EL ILLUM
INATIO
N
O 2
O/D
MAIN
SW
ILLUM
INATIO
N
C11
CIG
ARETTE LIG
HTE
RILLU
MIN
ATION
H 7
HAZA
RD
SW
A28AS
HTR
AY ILLU
MIN
ATIO
N
C17COMBINATIONSW
R 6RHEOSTAT
B 5 B 8,
BODY ECU
A D
3F
F 9FUSIBLE LINKBLOCK
TAILLIGHTRELAY
TAIL
TRLY
E
TC
RV
T
ILL−
E2
ET
TC
TR
ILL+
BATTER
Y
C13 C14,
COMBINATION METER ECU
B C
Power Source Illumination
5
2
3 IK2
W−G
W−G
9 3K
1
4
4 3F
GW
−G
S22SEA
T HEATE
R SW
(Front Passenger’
s Seat )
2000 LEX
US
RX
300 (EW
D395U
)
M O
VE
RA
LL
EL
EC
TR
ICA
L W
IRIN
G D
IAG
RA
M
3 421
5 RX 300
2
ACC
IG1
ST1
IG2
ST2
AM1 4
AM2
40A AM1
20A STOP
1C6
1A1
3
140A ALT
1E1
1
2 5B5
5E11 5E12 5E5
5C3
9 IA1
3 BC2
1
3
1
3
BNBack panel center
A
B
B
5 BC3
BMUnder the rearRH seat
A
4
3
3 BD1
A
A
1C7
7. 5AGAUGE
15AHEATER
R−L
1H21K13
3A1
3E5
E A
D B
BI Upper the rearaxle housing left
A
A
4
3
BN Back panelcenter
A
1
2
1
2
A
A
11 BC2
6 IA1
20 IH1
C
C
8
2
10 IH11G2
1
18
13 IE1
5 IA1
1
2
2 11
4
2
1
1
A
A
A
A
A
R−LB−Y
B−YW−L
G−R
A A
W−B
W−B W−B
G−R
W−B
W−L
WW
G−W
G−B
G−W
G−W
G−O
G−W
G−W
G−R
G−Y
G−Y
W−B
W−B
W−B
G−R
G−R
G−R
G−R
W−B
W−B
W−B
G−R
G−R
W−B
R−B
W−B
W−B
R−B
R−B
R−B
R−B
R−B
R−L
R−L
R−W
R−Y
R−Y
R−L
R−B
G−R
R−Y
J 8JUNCTIONCONNECTOR
I15IGNITION SW
H10
HIG
H M
OU
NTED
STOP
LIGH
T
J13JUNCTIONCONNECTOR
J11JUNCTIONCONNECTOR
J12JUNCTIONCONNECTOR
J14JUNCTIONCONNECTOR
J13JUNCTIONCONNECTOR
S 9STOPLIGHT SW
To Body ECU
<7−14>
To Shift Lock EC
U<
10−3> R 8
STOP
LIGH
T LH[R
EAR
CO
MB. LIG
HT LH
]
R10
STOP LIG
HT R
H[R
EAR C
OM
B. LIG
HT R
H]
R 9
STO
P LIGH
T RH
[REAR
CO
MB
. LIGH
T RH
]
R 7
STOP
LIGH
T LH[R
EAR
CO
MB. LIG
HT LH
]
C14
REA
R LIG
HTS
WA
RN
ING
LIGH
T[C
OM
B. METER
ECU
]
B13BA
CK−U
P LIGH
T RH
B12
BAC
K−U
P LIG
HT LH
L 2LIGHT FAILURE SENSOR
5
8
G−W
7
BATTER
Y
To ABS and Traction
ECU
(*1 )<16−6>
To ABS EC
U(*2 )<
17−4>
J14JUNCTIONCONNECTOR
J15JUNCTIONCONNECTOR
AB
JUNCTIONCONNECTOR
, J 4J 3
Power Source S top L ight B ack−Up Light
5B4
G−O
To Engine Control
Module<
2−9><19−3>
GNDST−HS−
P 1BA
CK−U
P LIGH
T SW[PAR
K/NE
UTR
AL
POS
ITION
SW
]
ST+ IL IG
F 9FU
SIBLE LIN
K BLOC
K
B
* 1 : w/ Traction Control* 2 : w/o Traction Control
2000 LEX
US
RX
300 (EW
D395U
)
M
3 421
6 RX 300
AM2
H 7HAZARD SW
4AM1
ST2
IG2
ST1
IG1
ACC
2
1C6
40AAM1
1A1
140A ALT
1C7
7. 5AGAUGE
8 1E
EDRight radiatorside support
A
BI Upper therear axlehousingleft
B
A
A
4
2
11 IA15 II1
5D75D6
3H9
10 3E 3A6
22 C
11 A
3 IE2
5C11
5C5
10 A
4 IE2
5E2
5E1
5C105E6
20 IM16 II1
4
2
1
2
EA Engine compartmentright
To Body EC
U<
7−14>
BM Under the rearRH seat
AA
19 IE1
HornTurn S ignal and Hazard W arning
W
Power Source
2I110A H
OR
N
15A H
AZAR
D
2B2
2
1
3
5
2E1 2B6
6
11
3
1
2
IH Instrument panelbrace RH
LH
RH
TL TR TB
31
B
B
IF Dash panelcenter
5F3
5E9
8 5 6 7
2
6 7
1
2
2 3 1 4
5
B−Y
G−Y
G−B
R−L
G−W
R−Y
R−B
W−B
WW
W−L
W
G−B
G−Y
G−B
G−B
G−B
G−Y
G−Y
G−Y
G−B
G−B
G−B
G−Y G
−Y
G−Y
W−B
W−B
W−B
W−B
W−B
W−B
W−B
W−B
GR
GR
W−B
LG−B
W−B
W−B
W−B
W−B
G−W
W
W−R
W−R
W−R
G−W
G−W
W−B
I15IGNITION SW
C17TURN SIGNAL SW[COMB. SW]
HORNRELAY
H 5HORN LH
J 1JUNCTIONCONNECTOR
T 7TURN SIGNAL FLASHER
C15
HO
RN
SW[C
OM
B. SW
]
F 6FR
ON
T TUR
N SIG
NAL
LIGH
T RH
R 9
REA
R TU
RN
SIG
NA
L LIGH
T RH
[REA
R C
OM
B. LIGH
T RH
]
R 7
RE
AR TU
RN
SIGN
AL LIGH
T LH[R
EAR C
OM
B. LIG
HT LH
]
F 5FR
ON
T TUR
N SIG
NAL
LIGH
T LH
J12JU
NC
TION
CO
NN
ECTO
R
H 6HORN RH
J 7JUNCTIONCONNECTOR
J 2JUNCTIONCONNECTOR
G−W
R−L
From Body E
CU
<7−11>
BATTER
Y
J15JUNCTIONCONNECTOR
LH RH
E B1
F
51
F 9FUSIBLE LINK BLOCK TU
RN
SIGN
ALIN
DIC
ATOR
LIGH
T[C
OM
B. M
ETER
ECU
]
CA
C12
C14
,
EHW EL ER GND
LR LL IG +B
G−W
2000 LEX
US
RX
300 (EW
D395U
)
M O
VE
RA
LL
EL
EC
TR
ICA
L W
IRIN
G D
IAG
RA
M
3 421
(Cont. next page)7 RX 300
1
1A1
20A P
FR D
OO
R
FOGLIGHTRELAY
40A AM1
20A P R
R D
OO
R
20A D R
R D
OO
R
1C61H38 1D1D12
AM2
4
3
AM1
ST2
IG2
ST1
IG1
ACC
2
3
5
2
1
10A TAIL
TAILLIGH
TR
ELAY
3
5
1
2
15A FR FO
G
1J4
7 1B1B6 1J2
3 EC14 EC1
1
2 2
1
EDRight radiatorside support
EA Engine compartmentright
2I1
SH
OR
T PIN
50A M
AIN
7. 5A E
CU
−B
10A DO
ME
2A4 2A3
20A FL D
OO
R
4
3
1
2
2G4 2B1 2G1
HE
AD LAM
P R
ELAY
2A2
2
1
4
3
DR
L NO
. 2R
ELAY3 3
3 3
15A H
−LP L LW
R
15A H−LP R
LWR
2F3 2F6 2A1
1
2
1
2
EDRight radiatorside support
EA Enginecompartmentright
IE114
A
B
C
D
E
F
H
I
J
K
L
M
N
O
P
Q
L−B
L−W
L−Y
P
B−Y
BR−W
G−W
L−B
W−R
R
R−Y
R−B
R
R−B
W−B
P
B−Y
BR−W
L−Y
L−W
L−B
G−W
I15IGNITION SW
W W
W
W−L
L−Y
L−W
L−B
L−B
RR−B
R−B R
W−B
W−B
W
RRRR
W−R
L−B
R
R R−L
W−B
W−B
R−B
R−B
R−BR
A AAAA
3
H 4
HE
ADLIG
HT R
H(Low
Beam
)
H 2
HEA
DLIG
HT LH
(Low Beam
)
J 2JUNCTIONCONNECTOR
J 1JU
NC
TION
CO
NN
EC
TOR
1
2
BATTERY
R−B
F 1FR
ON
T FOG
LIGH
T LH
J 2JUNCTIONCONNECTOR
J 1JUNCTIONCONNECTOR
F 2FR
ON
T FOG
LIGH
T RH
Power Source M ultiplex Communication S ystem
7 1J
1
2
L−BG
140AALT
5
F 9FUSIBLE LINKBLOCK
2000 LEX
US
RX
300 (EW
D395U
)
M
7 865
(Cont. next page)7 RX 300 (Cont’ d)
DRLNO. 4RELAY
33
2
3
1
3
H 3
HE
ADLIG
HT R
H(H
igh Beam
)
4
1
2
3
5
3
7. 5ADRL
15A H
−LP R
UPR
3
2
15A H−LP L U
PR
2 2
H 1
HEA
DLIG
HT LH
(High B
eam)
4
3
2
1
2
1
3 3
1
2
3
3 3
1C2
7. 5A RAD
IO N
O. 2
1J6
18 D
ACC
6 D
FFGO
7 D
TRLY
8 EC1
14 A
DRL
12 A
HRLY
C A AC
A B
1 BC2 1
2
13 IA2
5 BC2
5 C
BN Back panel center
R
OFF
DO
OR
BCTY
5B8 5B9
5E8 5C6
2 ID1
2
1
2
1
2
1
2
1
DO
OR
OFFO
N
IE Cowl sidepanel LH
J14JUNCTIONCONNECTOR
8 ID1
3 ID1
5B25F52
15F6
C10
ILE
A
B
C
D
E
F
H
I
J
K
L
M
N
O
P
Q
A
B
C
D
E
F
G
H
R−B
W−R
L−B
B−Y
L−Y
L−W
L−BL−B
L−W
L−Y
P
B−Y
BR−W
G−W
L−B
W−R
R
R−Y
R−B
R
R−B
R−B
W−B R
W−R W−R
W−B W−B
R−W
R−W
R
R−B
R−W
R
LG
W−B
W−B
R−Y
R−Y
R−W
W−B
W−B
W−B
R
R−B
W−R
W−B
W−B
W−B
W−B
RRR
R
R
R
R−W
R−W
R−Y
W−R
W−R
W−R
GR
BR
−W
G−W
G−Y
R
P
R−W
R R R
R
GR
BR−W
G−W
R−Y
R
R−B
A A
R
J 5JUNCTIONCONNECTOR
F14FR
ON
T INTER
IOR
LIGH
T
P 6
PER
SO
NA
L LIGH
T
V 7VAN
ITY LIGH
T LH
V 8
VAN
ITY LIG
HT R
H
I14IG
NITIO
N K
EYC
YLIND
ER
LIGH
T
B 9BA
CK D
OO
R C
OU
RTES
Y SW
R
M ultip lex Commun ication System
GL−B
4 D
BSUB
L−B
L−B
11
2 2
, J 4
J 3B
A
JUN
CTIO
N C
ON
NEC
TOR
IJ114
B 5 B 6,
BODY ECU
A B B 7, C B 8, D
W−B
R−B
R
ON R17
REAR INTERIORLIGHT
1
2
1 2
D 6DIODE(Rear Interior Light)
2
1DRLNO. 3RELAY
R−L
2
1
D 2
SHO
RT C
ON
NEC
TOR
(Canada )
D 2
DA
YTIME R
UN
NIN
GLIG
HT R
ESISTO
R(U
SA )
2000 LEX
US
RX
300 (EW
D395U
)
M O
VE
RA
LL
EL
EC
TR
ICA
L W
IRIN
G D
IAG
RA
M
11 12109
(Cont. next page)7 RX 300 (Cont’ d)
2 CC3
1
Left rearquarter panel
BL
B17B15B16
IA21716 IA2IA218
C8
1
2
Dash panel centerIF
HCTYSH
C6
EC11
1
2
Engine compartmentright
EA
II11
A511 D
HAZ
W 5
WIR
ELES
SD
OO
R LO
CK
BUZZE
R
4 C
OBD2TC
13 5C
2 5F
C16C20 15 A A16 B5
5A3
4 5E4 5A
Cowl side panel LHIE
7 B
A
B
C
D
E
F
G
H H
G
F
E
D
C
B
AL−B
L−W
L−Y
B−Y
L−B
W−R
R−B
R
W−R
L−B
B−Y
L−Y
L−W
L−B
R−B
R
11 8 13 14 7
114 3 5
1
16
1
M ultiplex Commun ication System
2
G−Y
R R−L
G−R
R−W
P−B
LG−B
W−L
Y−R
LG−R
LG−B
LG−B
R−L
R−L
W−B
W−B
W−B
L L
L L L−Y
LG LGG
R
LG
L−YL
W−B
W−B
GR
W−B
R−W
BZR
BU
ZZER
BZR2RSSIRCORDAKSW
From Engine C
ontrolM
odule<2−9>
U 1
UN
LOC
K WAR
NIN
G SWE 3
ENG
INE H
OO
D C
OU
RTES
YSW
B
A
B
W 6WIRELESS DOORLOCK ECU
J 7JUNCTIONCONNECTOR
J 1JUNCTIONCONNECTOR
T 1TH
EFT D
ETERR
ENT
HO
RN
To Hazard SW
<6−3>
FOG
LIGH
TS
W
To Data Link C
onnector 3<2−4>
D 1DATA LINKCONNECTOR 1
CODE VCC SQ
E
HU
DIM
MER
SW
LIGH
TC
ON
TRO
LSW
OFF
TAIL
HEAD
LOW
HIGH
FLASH
OFF
ON
TAILHEADHFFFOG
AJ 5JUNCTIONCONNECTOR
10 17
LG
C17COMBINATION SW LG−R
I
BFG LFG HF HL H T HU EL
B 8, DC, B 7B 5 B 6,
BODY ECU
A B
TC
15 IE1
LG−R
CLTS CLTB CLTE
D9D12D21
4 1 3
R−B
R R−Y
CLTS CLTB CLTE
A29AUTOMATIC LIGHTCONTROL SENSOR
AUTO
A
12
B4
A
P
2000 LEX
US
RX
300 (EW
D395U
)
M
15 161413
(Cont. next page)7 RX 300 (Cont’ d)
C18
STPIBDSL BDSU DBKL PKB BLVL HORN HR DFG
17 DC9B10C17
9 1B
14 1D
B14BU
CKLE S
W LH
Cowl sidepanel RH
IG
1
2
C19
1
BE116
J 9JUNCTIONCONNECTOR
1
4
BE19
IA214
7 C
BC27BC28
IA26IA25
B18B19
W−B
M
BC26BC36BC32
IB110IB19IB13
17 AA6A1 20 D
IH Instrument panelbrace RH
3E10
3H9
4 IE1BR
−Y
MPX−
MPX+
I16IN
STR
UM
EN
T CO
NTR
OL PAN
EL
L−O
3A1
3E5
IF Dash panel center
W−R
13 C
23 II1
3
2
M
2
12 CC21
A
B
C
D
E
F
G
H
I J
H
G
F
E
D
C
B
A
R−B
R
W−R
L−B
B−Y
L−Y
L−W
L−B L−B
L−W
L−Y
B−Y
L−B
W−R
R−W
Y−RLG−R
9 14 21 1
13 10 12
A
2 3132
AA
RDR+ RDR− LSWA MPX2 RWC1 RWLS RWW
12
20 22 17
B
A
1
4
13
B
W−B
W−B
R−W
R−B
G−W
LG−R
L−W
GR
L−R
L−BL−B
L−R
GR
GR
L−R
L−B
L−W
LG−R
LG−R
L−W
G−W
G−W
W−B
W−B
W−B
W−B
LG−R
W−B
Y−R
Y−R
GR
−R
GR
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L−Y
R−L
Y−BRR−B
B−O
W−B
W−B
W−B
L−YL−W
L−Y
L−Y
W−BA
WASH1
OFF
INT
ON
WASH2
J 7JUNCTIONCONNECTOR
SEAT BE
LT
BU
ZZER
OPEN
DO
OR
HIG
H BEA
M
G−O
P 5PAR
KING
BRA
KE SW
From Stop Light SW
<5−2>
From H
OR
N R
elay<
6−4>
From H
eater Relay
<23−2>
From R
R D
EF Relay or
MIR
RO
R H
EATER
Relay
<20−2>
B 1BR
AKE FLU
ID LEVE
LW
AR
NIN
G SW
J17JU
NC
TION
CO
NN
ECTO
R
B10
BAC
K DO
OR
KEY LO
CK
AND
UN
LOC
K SW
LOC
K
UN
LOC
K
J14JUNCTIONCONNECTOR
B11BACK DOOR UNLOCKDETECTION SW ANDBACK DOOR LOCKMOTOR
M ultiplex Commun ication System
R
9 3F
B 8, DC, B 7B 5 B 6,
BODY ECU
A B
I
L−W
R−L
G−W
G−W
G−W
A
F10FR
ON
T PASS
ENG
ER
’S SE
ATBELT W
ARN
ING
LIGH
T
9 BF1
2 IK2
S17SEAT BELTWARNINGOCCUPANTDETECTIONSENSOR
4
1
2
5
B15BUCKLESW RH
4
1
W−R
BM Under the rear RH seat
EW
16 BF1
AJ15JUNCTIONCONNECTOR
A
W−B
J18JU
NC
TION
CO
NN
ECTO
RW
−B
W−B
C1R +1R WR
3D3
C14COMBINATIONMETER ECU
BNBack panelcenter
BJUnder the leftcenter pillar
W 2
WA
SHER
MO
TOR
C16REAR WIPERAND WASHER SW[COMB. SW]
8 D15 D
SNOW PWR
See Electronically
Controlled
Transmission and A/T
Indicator System
<19−6>
2000 LEX
US
RX
300 (EW
D395U
)
M O
VE
RA
LL
EL
EC
TR
ICA
L W
IRIN
G D
IAG
RA
M
19 201817
(Cont. next page)7 RX 300 (Cont’ d)
M
3 BC3 4 BC2 BC31
2 IA1 7 IA1 12 IA1
4 A 7 A 3 A
J 5JUNCTIONCONNECTOR
Back panelcenter
BN
16 D
IJ13
11 A
ID17
IH Instrument panelbrace RH
3F10
3F13
3F11
2 D
1C7
8 A
6 1E
WIG
1K13 1B3
9 A
1K10 1D1 1H2 1D7 2 1D
3A10
3F6
5 D
IG
IC15
J14JUNCTIONCONNECTOR
Cowl sidepanel LH
IE
12 IC1
4 IC1
AUTO
UP
WIN
DO
WLO
CK SW
LOC
K
UN
LOC
K
DO
WNFR
ON
T RH
REAR
LH
REA
R R
H
2 A
BECU
A
B
C
D
E
F
G
H
I
J
Y−R
W−B
W−B
W−B
W−B
W−B
W−B
LL−O
L−WL−W
L−O LL
L−O
L−W
LG
LG
W−R
W−R
LG
W−R
W−B
W−B
L−Y
G−B
R−L
R−B
R−L
L−W
R−W
R−L
R−L
R−L
J
H
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F
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D
C
B
A
A AA
218223
214
10 25
11
1
3
5
Y−R
L−W
R−W
W−R
L−B
B−Y
L−Y
L−W
L−B L−B
L−W
L−Y
L−B
W−R
R−L
R−L
R−L
G−B
Y
R−L15A
RR
WIP
SIG
7. 5A G
AUG
E
L−YW−RLG
MPX2
MPX1
MPX1
IMLD
MPX1 GND
Y−R
W−B
W−B
Y
M 3MOON ROOFCONTROL ECU
E 8ENGINECONTROLMODULE
T 4TH
EFT D
ETER
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T IND
ICA
TOR
LIGH
T
INDGND2GND1
R23REAR WIPERMOTOR
15A HE
ATER
20A WA
SHER
9 EC1
L−W
RWLMRWSWRWIG
M ultiplex Commun ication System
B−Y
R−L
R−L
B 8, DC, B 7
I
B 5 B 6,
BODY ECU
A B
1 3I
D17DRIVER DOOR ECU
AUTO
UP
DO
WN
AUTO
DO
WN
UP
DO
WN
AUTO
UP
MPX1
2000 LEX
US
RX
300 (EW
D395U
)
M
23 242221
(Cont. next page)7 RX 300 (Cont’ d)
9 IC2
UN
LOC
K
D 9
DO
OR
CO
UR
TESY SW
FRO
NT LH
2
1
M
MANUALUP
AUTOUP
MANUALDOWN
AUTODOWN
2
P18
PO
WE
R SEA
T ECU
(Driver’
s Seat )
BA1
P 7POWER WINDOW CONTROLSW REAR LH
DN
3 BA1
1 IA1
E A
D B
1 BA1
BJ Under the leftcenter pillar
13 BA1
10 IC1
11 IA2
11 BA1
111511220814
MPX1MPX2 BDR SIG
1
2
5 BA1
4 IA1
5B7
5D98 5D
3 5D
6 IC1
W/L2
9
9 IA2
IC19
18
CPUB
10 BA1
BE115
A18
2 3 6 4 5
A
B
C
D
E
F
G
H
I
J
J
I
H
G
F
E
D
C
B
AL−B
L−W
W−R
R−L
R−L
Y
G−B
L−R
L−R
W
R−L
R−L
G−B
Y
W−R
L−B
L−Y
L−W
L−B
BA825
L−R
CTY CTYE PWE PCTO MUP MDN AUTOGND
L−Y P P−L
GR
GR
−R
R−W
R−B
R−W
R−B
W−B
W−B
G R L Y B Y−G
L−O
BR−W
Y−R YWG−B
GR
−R
GR
L−B
L−RY−B
R−L
L−YVVG−B
L−RGR
LG−R
LG−B
LG
L−BL−B
L−R
G−B V V L−Y
R−L
W
G−B
G−B
W
G−B
R−L
G−BG−B
L−R
R−BR−B
G−B G−B
MPX2CPUBA+ A− LSW LSWE
2 1 3 4
D13DOOR LOCK MOTOR ANDDOOR UNLOCK DETECTION SWREAR LH
Y−BY
−B
PCTI
L−Y
D11
DO
OR
CO
UR
TESY SW
REA
R LH
P 9POWER WINDOW MOTORFRONT LH
23
PULSE
SEN
SOR
LIMIT SW
172416196213
21534
LMT PLS SGND UP DNBDR
2 1 5 6 4 3
LOC
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M
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D15DOOR LOCK MOTOR, DOOR UNLOCK DETECTIONSW AND DOOR KEY LOCK AND UNLOCK SWFRONT LH
M ultiplex Commun ication System
G−W
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D 7
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OR
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1
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,
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R11 R12,
REAR DOOR LH ECU
A BD17DRIVER DOOR ECU
A 21 B 3 B 10 A
POWER WINDOW MOTOR REAR LH
6 B 21 A 24 A 23 A 22 A
4 A15 A19 A17 A13 A11 A9 A14 AA5
B7
A1
R−L
2000 LEX
US
RX
300 (EW
D395U
)
M O
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27 282625
7 RX 300 (Cont’ d)
UN
LOC
K
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M LOC
K
34
1 IL1
M
3 BB1
1 IM1
M
255
CPUB
PULSE
SENSO
R
4313 6
IG Cowl side panel RH
12 IL1
1
2
1G10
1D39 1D1H6
9 IL1BB111
10 BD1
BB15
2 IM1
5 IL1
13 IM1
10 BB1
BK Under the right center pillar
13 BB1
2
7 IL1 4 IL1
10 7 5 18 14
SIG
1
BB11
10 IM1
10 IL12 BB1
11 IM1
A
B
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17 23241619621312208151
P10POWER WINDOW MOTOR FRONT RH
D16DOOR LOCK MOTOR, DOOR UNLOCKDETECTION SW AND DOOR KEY LOCKAND UNLOCK SW FRONT RH
A
J 9JU
NC
TION
CO
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25
GND UP DN LMT PLS SGND A+ A− KL KUL LSW LSWE CTY CTYE
R−W
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R−B
GR
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GR
P−L
PL−Y
L−R
LG−R
LG−B
LGG
W−B
W−B
RBDRCPUB
25 A A20 A 24
2 3 6 4 5
2 1
W−B
W−B
W−B
W−B
G R L Y B
BR−W
L−O
Y−G
R−W Y
Y−R
L−R Y R−L
W−L
L−BL−B
W−L
R−L
YL−R
Y−R
Y−R
G−B
L−W
R−L
L−R
WW L−R
R−L
R−Y
R−B
L−W
L−R
L−B
GR
GR
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G−B
Y−R
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L−R
W
L−R
L−R
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Y
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R−L
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L−B
G−B
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MANUALDOWN
AUTODOWN
AUTOUP
MANUALUP
MPX2
DOOR LOCKCONTROL SW
POWER WINDOWCONTROL SW
LOC
K
UN
LOC
K
UP
DO
WN
MPX1 PCT MPX2
11
GND SEL1 AUTOMDNMUPPCTOPWE
P 8POWER WINDOW CONTROLSW REAR RH
BDR A+ A− LSW LSWECTYECTY
D12
DO
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CO
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RE
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D14DOOR LOCK MOTOR ANDDOOR UNLOCK DETECTION SWREAR RH
SIGMPX1 PCTI
M ultiplex Commun ication System
SGNDLMTPLS
M
UPDN
1
2
D 8
DO
OR
CO
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TESY LIG
HT
FRO
NT R
HG
−WL−B
L−B
4 21
CYL CTYB
1 B 3 B 7 B
POWER WINDOW MOTORREAR RH
2 B 6 B 21 A 23 A10 A
5 A 11 A 9 A
22
8 A
A
18 A 14 A 13 A 1 A 17 A 19 A 15 A
F15FRONT PASSENGER DOOR ECU
4 A
, R14R13 A B REAR DOOR RH ECU
AU
TO
2000 LEX
US
RX
300 (EW
D395U
)
ME
MO
2000 LEX
US
RX
300 (EW
D395U
)
M O
VE
RA
LL
EL
EC
TR
ICA
L W
IRIN
G D
IAG
RA
M
3 421
8 RX 300
2
ACC
IG1
ST1
IG2
ST2
AM1
3
4
R18
REA
R PO
WER
OU
TLET
AM2
1C6
7. 5AR
AD
IO N
O. 2
1 1A
3
BATTER
Y
15APW
R O
UTLET 2
1
3
5
1H7 1D14
B A
B B B B
1C2
15A C
IG
40A AM1
1H1 1K4
IH Instrument panelbrace RH
3H9
3G3
3K5
3A8
BM Under the rearRH seat
A
7 IK2
16 IM1 12 IM1 IM18
D
D
1E9
15AECU−IG
140AALT
1C7
2C4
20ARADNO. 1
2I1
BIUpper the rear axlehousing left
IG Cowl sidepanel RH
A
A
A
1
1 1
1
6 4
2
2 2
A
2
2 5 3
P
B−Y
P
W−B
GR
W−B
B−Y
WWW
W−L
P GR
GR
GR
W−B
W−B
W−B
W−B
W−B
BB
L−Y
B−R
GR
B−R
GR
L−Y
B−R
W
PP
W−B
W−B
W−L
J 9JUNCTIONCONNECTOR
C10CIGARETTELIGHTER
J15JUNCTIONCONNECTOR
J 4JUNCTIONCONNECTOR
SHORTPIN
ACCRELAY
J12JUNCTIONCONNECTOR
I15IGNITION SW
A32AUTO ANTENNAMOTOR AND RELAY
J 3 J 4,
JUNCTIONCONNECTOR
B A
F 9FUSIBLE LINKBLOCK
From R
adio andPlayer<
12−7>
W
F11FR
ON
T POW
ER O
UTLET
Power Source P ower O utlet C igarette Lighter A uto A ntenna
1 5
E ANT
ACC IG +B
2000 LEX
US
RX
300 (EW
D395U
)
M
3 421
9 RX 300
2
ACC
IG1
ST1
IG2
ST2
AM1 4
AM2
6 1C
40AAM1
1A1
140A ALT
1C7
25AWIPER
1B2 1E5 1B3
20AWASHER
Cowl side panel RHIG
A
1D14
1B8
M
OFF
HIGH
LOW
INT
WASHER
+B B1 IN1 IN2 WF EW+2
8 177 16
+S+1
11
INT TIME
IF
B
B
2
WIPER RELAY
II122
1
2
M
9 EC1
Front W iper and W asherP ower S ource
B−Y
L−W
L−W
L
L−W
L−B
L−R
W−L
WW
W−B
W−B
W−B
W−B
L−OL−O
L−W
L
I15IGNITION SW
F 8FRONT WIPER MOTOR
W 2WASHERMOTOR
J 7JUNCTIONCONNECTOR
J 9JUNCTIONCONNECTOR
F 9FUSIBLE LINKBLOCK
1
2
5
2 3 1 4
BATTERYC16FRONT WIPER AND WASHER[COMB. SW]
2A3
10A D
OM
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2I1
3
51
W
SHO
RT
PINR
IECowl sidepanel LH
Dash panel center
A
8 ID1
C
C
5B8
5B9
2 ID1
RR
RR
W−B
W−B
1
2
J 4JUNCTIONCONNECTOR
J 5JUNCTIONCONNECTOR
V 7G
ARAG
E D
OO
R O
PENER
[VANITY LIG
HT LH
]
G arage DoorO pener
2000 LEX
US
RX
300 (EW
D395U
)
M O
VE
RA
LL
EL
EC
TR
ICA
L W
IRIN
G D
IAG
RA
M
3 421
10 RX 300
2
ACC
IG1
ST1
IG2
ST2
AM1
3
4
AM2
1C6
40AAM1
1 1A
140A ALT
3
1C7
15AECU−IG
1K9
Instrument panelbrace RH
IH
3H9
3D9
11 IE1
1
2
IF
4
Dash panel center
B
B
IE116 From Stop
Light SW<5−2>
1C2
15ACIG
1K4
3A8
3E9
3D1
P
OPER
ATION
SW
SELECT
SW
5 IE1 7 IE1
6 IC2 7 IC2 8 IC2
1 IJ1 2 IJ1
6 IL2 7 IL2 8 IL2
6 IE1
M M M M
3E11
3H9
IH Instrument panelbrace RH
Power Source S hift Lock Remote Control M irror
6 5 4 6 5
915
3 4 2
5 8 1 7 6 10
P
B−Y
P
P
G−W G−W
W−B
W−B
LG−R
BR−W
W−L
WW
B−R P
W−B
L−W
W−B
L−W
W−B
BR
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LG−B
BR−Y
BR
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LG
LG−R
LG−B
LG
W−B
LG
BR
−Y
BR−W
LG
LG−B
LG−R
LG
W−B
P
W−L
I15IGNITION SW
R24REMOTE CONTROL MIRROR LH
R25REMOTE CONTROL MIRROR RH
R 5REMOTE CONTROL MIRROR SW
S 6SHIFT LOCKECU
J 7JUNCTIONCONNECTOR
K 3KEY
INTER
LOC
KSO
LENO
ID
SH
IFT LOC
KC
ON
TRO
L SWSH
IFT LOC
KSO
LENO
ID
1
2
BATTERY
LH LHRH RH
RIG
HT
LEFT
UP
DO
WN
UP/
LEFT
DO
WN
/R
IGH
T
STPKLS+E
IG ACC
SLS+
SLS−
P2
P1
P
LG
LG
5
F 9FUSIBLELINK BLOCK
2000 LEX
US
RX
300 (EW
D395U
)
M
3 421
11 RX 300
2
ACC
IG1
ST1
IG2
ST2
AM1 4
AM2
1C6
40AAM1
1A1
1
2
140A ALT
3
Upper the rearaxle housing left
BI
A
A
4 IA2 12 IA2
1 B 6 B
B10
4 B12 A
9 BA1
1 2
4 BA1
5 A5 B12 B4 A
B−Y
W
D A
E B E B
9 B 3 A
4 IB1
2A5
15ATEL
See Radio andPlayer System<12−1><12−2>
2I1
8 BD1
9 IK2
1E9
15AECU−IG
1C7
11 B
2 1
A
I15IGNITION SW
R15REAR DOOR SPEAKER LH
From A/C ECU[Comb. Meter ECU]<23−7>
J12JUNCTIONCONNECTOR
F 9FUSIBLE LINKBLOCK
1
T10 T11,
TELEPHONE TRANSCEIVER AND SPEAKER RELAY
A B
J 3 J 4,
JUNCTIONCONNECTOR
B A
B−Y
B−R
B−R
B−R
B−R
O
W−B
WW
W−L
W
B−R
G−R
G−R
B Y
B Y
R−W
R W
R W
W−B
W−B
OO
BATTER
Y
5
C15TELEPHONEMICROPHONE[COMB. SW]
Power Source Cellular M obile Telephone
PH+ PH−
3 6
2
C20CELLULAR PHONE
2000 LEX
US
RX
300 (EW
D395U
)
M O
VE
RA
LL
EL
EC
TR
ICA
L W
IRIN
G D
IAG
RA
M
3 421
(Cont. next page)12 RX 300
* 2 : Shielded* 1 : Except NAKAMICHI
AM2
3
AM1
ST2
IG2
ST1
IG1
ACC
2
1C6
40A AM1
1 1A
140A ALT
3
A
B
C
D
E
F
G
H
I
J
K
L
9 BA14 BA1
R15REAR DOOR SPEAKER LH
1 2
12 A5 A
YB
YB
5 B
SPI+
12 B
SPI−
4 A
MUTE
1 BD1 6 BD1 9 BD1
1 A
RL+
5 A
RL−
9 C
TMUT RR+
B2
SP+ SP−
6 B
RR−
4 BB1 9 BB1
R16REAR DOOR SPEAKER RH
1 2
1 B
WFR+
3 B
WFR−
5 B
WF−
4 B
WF+
1 2 3 4
12 C
CDR+
2 IK1
11 C
CDR−
3 IK1
4 C
CDL+
10 IK1
10 C
CDL−
11 IK1
13 C
SGD2
4 IK1
2 C
EMUT
13 IK1
1 C
TX+
16 IK1
8 C
TX−
15 IK1
3 C
MUTE
17 IK1
8 IM1
4 A
+B
3 A
ACC
6 A
GND
8 A
FR+
7 C
R+
BMUnder the rearRH seat
A
LGLG
1
IJ16 16 IJ1
3 IL1 8 IL1
1 2
7 A
FR−
LL
LLGLG L
LG L
F13FRONT DOOR SPEAKER RH
3 4
2
9 A
FL−
10 A
FL+
9 IK1 1 IK1
2
4 3
1
1J1 1J3
1F1 5 1F
8 IC1 3 IC1
2 1
F12FRONT DOOR SPEAKER LH
V P
V P
V P
V P
V P
T 8TW
EETER
LH
T 9TW
EETER
RH
J15JUNCTIONCONNECTOR
I15IGNITION SW
F 9FUSIBLELINK BLOCK
1 5
W 7WOOFER SPEAKER
7 IK1
15 C
R−
6 IK1
6 C
L+
19 IK1
14 C
L−
18 IK1
5 C
SGND
5 IK1
M
N
O
P
Q
R
14 IM1
P
W
P
W(*1)
R(*1)
G(*1)
B(*1)
(*1)(*2)
W−L(*1)
P
LG
V−W
GR
R
L
Y
B
(*2)
L−Y
WWW
W−L
B Y V
B Y V R W
R W
B Y L LG
W R G B (*2 )
W−L
P LG
V−W
L−YL−Y
W−B
(*2 )
B Y L R (*2 )
(*2 )
B Y L R
GR
GR
(*1 )
(*1 )
(*1 )
(*1 )
(*1 )
(*1 )
(*1 )
(*1 )
P ower S ource Radio and P layer
W R G B (*2 )
W−L
P LG
(*1 )
(*1 )
(*1 )
(*1 )
(*1 )
(*1 )
BATTERY
, S15S14 A B , S16 C STEREO COMPONENT AMPLIFIER
IK18
TELEP
HO
NE
TRAN
SC
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AN
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RE
LAY
BA
T10T11
,
20 IK1
1
2
(*1 )
(*1 )
2000 LEX
US
RX
300 (EW
D395U
)
M
7 865
12 RX 300 (Cont’ d)
Radio and P layer
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
6 C
EJECT
8 B
MUTE
9 B
TX− TX+
B10 5 C
ANT
1 A
ACC
1 C
TX−
2 C
TX+
1 B
R+
5 B
R−
2 B
L+
6 B
L−
7 B
SGND
2 A
GND +B
A4
IH Instrument panelbrace RH
1C2
7. 5ARADIONO. 2
1 1H1K39 3I 3A13
3H6
2I1
20A R
AD N
O. 1
2A32C4
C
C
5B8
5E8
14 IJ1
3F8
3I7 9 3F
W
P
W(*1)
R(*1)
G(*1)
B(*1)
(*1)(*2)
W−L(*1)
P
LG
V−W
L−Y
GR
R
L
Y
B
(*2)
R
W
GR−R L−Y
W−L
BR
GR−R
P−B
P−L
GR−R
P−B
W−L
(*2 )
B G R W (*2 )
R−W
GR
V−W
LG P B
GR
−R
GR
R−W
RR
R
W−L
BR
(*2 )
BYLRP−B
GR
−R
Y
B−W
BR
BR
BRG
R
P
1178
67
5610910125162734
EJCTTX1+TX1−TX−TX++B ACCR+R−L+L−SGNDMUTE
TX−TX+
TX−TX+
C 6CD AUTOMATIC CHANGER
I16IN
STRU
MEN
TC
ON
TRO
L PANEL
J 4JUNCTIONCONNECTOR
, R 3R 2 A B , R 4 C RADIO AND PLAYER
(*1 )
(*1 )
(*1 )
(*1 )
(*1 )
(*1 )
5 4
M 2MULTIDISPLAY
To Auto Antenna
Motor and R
elay<
8−4>
SHORTPIN
GND
* 2 : Shielded* 1 : Except NAKAMICHI
TX1+ TX1−
10A D
OM
E
2000 LEX
US
RX
300 (EW
D395U
)
M O
VE
RA
LL
EL
EC
TR
ICA
L W
IRIN
G D
IAG
RA
M
3 421
13 RX 300
AM27
20A AM2
6
BATTERY
3
AM1
ST2
IG2
ST1
IG1
ACC
2
1C3
12 1G
2C6
40A AM1
1C6
7. 5A SR
S−B
1K6
2I1
1A1
140A A
LT
F 9FUSIBLE LINKBLOCK
1 2
SPIRALCABLE
1 2 21 1 2 3 3 1 2 1 2
IFDash panelcenter
B
B
1E4
1L9
16 B1 A2 A6 CC510 C12 C7 C9 C9 A7 A12 A10 A1 C2 CA65 A8 B7 B9 B10 B
18 B
B17
10 1L
14 1D
A
A
CowlsidepanelRH
IG
6 B
1 II2
W−R
2 II2
5 B11 B12 B15 B
1L8
1E11
5F7
5C13
5C4 1L2 1K5
1E2 1G4
19
8
4 B
1L1
15A SR
S−AC
C
7. 5A IGN
1L6
1C21C1
3 B
1
4 12 11 5
1 2 1 2
1 244 1 2
2
P
W−G
B
W
P−B
B−Y
B−Y
B−Y
TC AB TC AB
D+ D− P+ P− SFL+ SFL− SFR+ SFR− FSL ESL VUPL SSL+ FSR ESR VUPR SSR+ PR+ PR− PL+ PL− E1 E2
IG2 ACC TC −SL +SL −SR +SR SIL
W
W−L
W−G
W−R
W−L
P
B−O
GR
B−Y
P−B
Y−R
B−Y
P−B
P−B
B W B W
BR
−W
B−W
To Data Link
Connector 3
<2−4>
W
Y−B Y
Y−R
Y−G
Y−R
Y−G
Y−R
Y−G
LG−B
GR
−L
P−L
L−W
LG GR P L−Y
Y−B Y Y−B Y
W−B
W−B
W−B
W−B
W−B
W−B
W−G
D 3DATA LINKCONNECTOR 2
D 1DATA LINKCONNECTOR 1 A13
AIRBAG SENSORFRONT LH
A14AIRBAG SENSORFRONT RH
I15IGNITION SW
S10SIDE AIRBAG SENSORLH
S11SIDE AIRBAG SENSORRH
P14PRETENSIONERRH
P13PRETENSIONERLH
S13SIDE AIRBAGSQUIB RH
S12SIDE AIRBAGSQUIB LH
A26AIRBAG SQUIB(Front Passenger’ s Airbag Assembly)
A27AIRBAG SQUIB(Steering Wheel Pad)
C14
SR
S WAR
NIN
G LIG
HT
[CO
MB
. ME
TER EC
U]
J 9JU
NC
TION
CO
NN
EC
TOR
J 7JU
NC
TION
CO
NN
EC
TOR
15
3
2 B
LA
BA , C 8C 7 C, C 9 CENTER AIRBAG SENSOR ASSEMBLY
Power Source SRS
W
2 B 1 B
1 A2 A
BR
SHO
RT C
ON
NEC
TOR
BA
S 7S 8
,
2000 LEX
US
RX
300 (EW
D395U
)
M
3 421
14 RX 300
1G11 1D13
30APOWER
1 1A
140A ALT
1
2
8 IA1
3 BE1
B
B
L−O
FRO
NT
REA
R
UP
DO
WN
FRO
NT
REA
R
UP
DO
WN
1
2
M
P24PO
WER
SEAT M
OTO
R(D
river’s Seat
Slide Control )
L−BL
L
9 6
1
1
2
M
P20
PO
WE
R SEA
T MO
TOR
(Driver’
s Seat Front Vertical C
ontrol )
L−R
L−Y
L−Y
10 5
2
1
M
P23
PO
WE
R SEA
T MO
TOR
(Driver’
s Seat
Reclining C
ontrol )
Y−B
Y−R
Y−R
3 2
2
1
M
P22
PO
WE
R SEA
T MO
TOR
(Driver’
s Seat R
ear V
ertical Control )
YY−G
Y−G
7 8
A
A
16 BE1
Under the leftcenter pillar
BJ
FRO
NT
REA
R
A
4
3
4
1 2
B
2
1
M
P21
PO
WE
R SE
AT MO
TOR
(Driver’
s Seat Lum
bar S
upport Control )
L−W
L−B
L−B
FRO
NT
REA
R
9 6
2
1
M
P26
PO
WE
R SE
AT MO
TOR
(Front Passenger’s S
eat S
lide Control )
L−BL
L
FRO
NT
REA
R
3 2
2
1
M
P25
PO
WE
R SE
AT MO
TOR
(Front Passenger’s S
eat R
eclining Control )
Y−B
Y−R
Y−R
RECLININGSLIDEREARVERTICALRECLINING
FRONTVERTICALSLIDE
1
B
B
3 BF1
9 IM1
A
A
16 BF1
A
BMUnder the rearRH seat
4
J18JUNCTIONCONNECTOR
J15JUNCTIONCONNECTOR
J18JUNCTIONCONNECTOR
J17JU
NC
TION
CO
NN
ECTO
R
J17JU
NC
TION
CO
NN
EC
TOR
Power Seat (w /o D riv ing Position M emory)P ower S ource
P15POWER SEAT CONTROL SW(Driver’ s Seat)
P17POWER SEAT CONTROL SW(Driver’ s Seat Lumbar Support Control)
P16POWER SEAT CONTROL SW(Front Passenger’ s Seat)
5
3
L−O
WW
L−O
L−O
L−OL−O
L−O
L−OL−O
L−O
W−B
W−B
W−B
W−B
W−B
W−B
W−B
L−O
L−O
BATTERY
F 9FUSIBLELINK BLOCK
2000 LEX
US
RX
300 (EW
D395U
)
M O
VE
RA
LL
EL
EC
TR
ICA
L W
IRIN
G D
IAG
RA
M
3 421
(Cont. next page)15 RX 300
2A3
10A D
OM
E
1 2I
11 1G 1D13 1C6
30A POW
ER
40A AM1
1A1
140A A
LT
1 5
2
ACC
IG1
ST1
IG2
ST2
AM1 4
AM2
FRO
NT
VER
TICAL
UP
DO
WN
REAR
FRO
NT
SLID
E
REAR
VER
TICAL
UP
DO
WN
RE
CLIN
ING
REAR
FRO
NT
1 9 6 10 5 7 8 2 3
7 1C
15A ECU
−IG
1E9
D AC A
E BA B
12 BE14 BE1
SYSB
A9 8 A
IG
21 A
RCLF
22 A
RCLR
18 A
LDWN
17 A
LUP
7 A
FDWN
19 A
FUP
16 A
SLDR
15 A
SLDF
Y−R
Y−B
L−O
L−W
L−R
L−Y
L−BL
1 A
SW1
2 A
SW2
12 A
MMRY
2 BE1 6 BE1 14 BE1
3 IA2 2 IA2 10 IA2
18 IE1 17 IE1 10 IE1
B−RR P P−B
LG−B
B−RR P P
−B
LG−B
P P−B
LG−B
P P−B
LG−B
2 3 1 4
W−B
NO
. 1
NO
. 2
SET
B−RR
W−L
L−O
L−O
RW
W
W
13 A
SGND
14 A
SSRS
B
B
B
B
B
B
B
BIUpper the rearaxle housing left
A
A
7 BE1
1 2
3
LG
S20
SLID
E P
OSITIO
NC
ON
TRO
L SEN
SOR
3 A
SSFV
1 2
3
LG−R
F18FR
ON
T VERTIC
ALPO
SITIO
N C
ON
TRO
L SEN
SOR
4 A
SSRL
1 2
3
G−B
R26
REA
R VER
TICAL
POS
ITION
CO
NTR
OL SE
NSO
R
5 A
SSRR
1 2
3
V−W
R27
RE
CLIN
ING
POSITIO
NC
ON
TRO
L SENSO
R
A AA A
A
6 A
PVCC
4 B
SLD+
3 B
SLD−
1
2
M
L−BL
L
P24PO
WER
SEAT M
OTO
R(D
river’s Seat Slide C
ontrol )
10 B
FRV+
9 B
FRV−
1
2
M
L−R
L−Y
L−Y
P20
PO
WER
SEAT M
OTO
R(D
river’s S
eat Front Vertical C
ontrol )
6 B
LFT+
5 B
LFT−
2
1
M
YY−G
Y−G
P22PO
WER
SEAT M
OTO
R(D
river’s Seat R
ear Vertical Control )
2 B
RCL+
1 B
RCL−
2
1
M
Y−B
Y−R
Y−R
P23PO
WER
SEAT M
OTO
R(D
river’s Seat R
eclining Control )
IHInstrument panelbrace RH
3H9
3J4
7 B
GND
10 A
MPX1
8 B
+B
D
C
E
L−O
L−O
L−O
B−Y
B−Y
V V
V
BR
BR
BR
BR
BR
BR
BR
BR BR
VV
V
W−B
F
W−B
W−B
I15IGNITION SW
P15POWER SEAT CONTROL SW(Driver’ s Seat)
S 5SEAT MEMORY SW
J16JUNCTIONCONNECTOR
J12JUNCTIONCONNECTOR
J16JU
NC
TION
CO
NN
ECTO
R
F 9FUSIBLE LINKBLOCK
7. 5A G
AUG
E
Power Seat (w / D riving P osition M emory)Power Source
SHO
RT PIN
BATTERY
BRB
RW
−B
1D7
See MultiplexCommunication System<7−24>
L−O
2 2
11
3
1H2
A
BR−L
R−L
R−L
R−L
P18 P19, POWER SEAT ECU(Driver’ s Seat)A B
J 3 J 4,
JUNCTIONCONNECTOR
B A
2000 LEX
US
RX
300 (EW
D395U
)
M
7 865
15 RX 300 (Cont’ d)
C
D
E
F
A
A
Under the leftcenter pillar
BJ
16 BE1
A
FRO
NT
REA
R
3
4
1 2
2
1
M
P21
PO
WE
R SE
AT MO
TOR
(Driver’
s Seat Lum
bar S
upport Control )
L−W
L−B
L−B
FRO
NT
REA
R
9 6
2
1
M
P26
PO
WE
R SE
AT MO
TOR
(Front Passenger’s S
eat S
lide Control )
L−BL
L
FRO
NT
REA
R
3 2
2
1
M
P25
PO
WE
R SE
AT MO
TOR
(Front Passenger’s S
eat R
eclining Control )
Y−B
Y−R
Y−R
RECLININGSLIDE
1
B
B
3 BF1
9 IM1
A
A
16 BF1
4
J18JUNCTIONCONNECTOR
J18JUNCTIONCONNECTOR
P17POWER SEAT CONTROL SW(Driver’ s Seat Lumbar Support Control)
P16POWER SEAT CONTROL SW(Front Passenger’ s Seat)
L−O
L−OL−O
L−O
W−B
W−B
W−B
8 IA1
3 BE1
B
B
L−O
L−O
L−O
W−B
B
A
L−OL−O
L−O
L−O
W−B
W−B
W−B
J17JUNCTIONCONNECTOR
J17JUNCTIONCONNECTOR
Power Seat (w / D riving P osition M emory)
B
A
E A
D B
10 BF1
4
2
A
A
16 BF1
IM110
BM Under the rearRH seat
BJ Under the leftcenter pillar
W−BA
10 BE1
4
2
A
A
16 BE1
R−L
R−L
R−L
R−L
GG
W−B
W−B
W−B
W−B
W−B
W−B
G−O
G−O
J17JUNCTIONCONNECTOR
B14BUCKLESW LH
B15BUCKLESW RH
J18JUNCTIONCONNECTOR
J15JUNCTIONCONNECTOR
T12TE
NSIO
N R
EDU
CER
SO
LEN
OID
LH
T13TE
NSIO
N R
EDU
CER
SO
LEN
OID
RH
J 3 ,
JUNCTIONCONNECTOR
B AJ 4
1 1
22
R−L
R−L
E lec tric Tension Reducer
2000 LEX
US
RX
300 (EW
D395U
)
M O
VE
RA
LL
EL
EC
TR
ICA
L W
IRIN
G D
IAG
RA
M
3 421
16 RX 300
2
ACC
IG1
ST1
IG2
ST2
AM1
ABS
4
TC
AM2
1C6
B−Y
1A1
140A ALT
60A ABS
3
2 WA
5
3
2
1
2
B−Y
2 2 2W
2
W−L
2
2
4
6
1
3
2 2
Y−R
2
7 EC1
11 A24 A
8 C1 C2 C 7 C 13 A 26 A 25 A 12 A 10 A
4 B10 B3 B9 B5 B11 BB612 B 5 A
M
A42 A
1A
22 A 9 A 23 A 4 B
12 5C 9 5C
5C75C4 5C13 5C8
6 IE2
EA Enginecompartmentright
EDRight radiatorside support
A
2F4
2G2
5
2
1
14 4 11 16 22
23
B
B
V
GR
W−B
L−Y
W−B
W
W
BB
B B
V
Y−G
B−WL−W
L−YBA
ABS AND TRACTION ACTUATOR
, A 8A 7
F 9FU
SIBLE LIN
K BLOC
K
5
SFLH SFLR SRRH SRRR SFRH SFRR SRLH SRLR AST
MR SR D/G TC TS WA
I15IGNITION SW
ABSSOLRELAY
ABSMOTORRELAY
J 2JUNCTIONCONNECTOR
D 3DATA LINKCONNECTOR 2
D 1DATA LINKCONNECTOR 1
W−B
W−B
BATTER
Y
2
W−L
VY−R
P−B
R−B
WB
TC TS
L−Y
L−W
(Short Pin)
7 B 2 B 8 B 1 B 3 A
C5 4 C C12 6 C 14 A
12 B
1 IE2
13 A
2 IE2
12 AA18 1 C
3 B
B
D
C
L−O
R−L
B−Y
L−O
L−O
13 B 5 B 6 B 14 B15 B
20A S/RO
OF
1 A
8 1H
LG−B
GR
MTSMC2SMC1SRC2SRC1 TRC+ TRC− EFI+ EFI−NEO
R+ WT IND
TRC
LG−B
G R
BR
−Y
GR
−L
V−W
BR−W
Y−B
B−O
R−Y
GR
−R
L
G−B
B−Y
R−L
GR
P−B
R−Y
BR−W
L−O
R−L
LG−B
LG−R
LG−B
LG−R
B−Y
LG−B
B−Y
18 II124 II1
10 II1
C12 C14,
COMBINATION METER ECU
A C
A18 A19,
ABS AND TRACTION ECU
A B A20, C
ABS
TRAC
OFF
TRA
C
Power Source AB S and Traction Control
B−Y
(Cont. next page)
17
Y−R
R−B
GR
W−L
40A AM1
W−B
From E
ngine Control
Module<
19−4>
To Engine Control
Module<
19−4>
J 7JUNCTIONCONNECTOR
GND2
1 5D
II125
9 5E
B
B
Dash panel center IF
10 C
W−B
W−B
W−B
W−B
3 2A
2I1
AR
1
WR
10A D
OM
ESH
OR
T PIN
2000 LEX
US
RX
300 (EW
D395U
)
M
7 865
16 RX 300 (Cont’ d)
9 B
7 IM1
1 2
19 IM1 6 IM1
1 2
18 IM1
10 B 2 B 1 B B7 11 B
17 A 18 A 5 A 4 A 16 B
IE12
4 II1 3 II1
2 12 1
IHInstrument panelbrace RH
3H9
5 3J
1
4
A31ABS SPEED SENSORREAR RH
A30ABS SPEED SENSORREAR LH
A10ABS SPEED SENSORFRONT RH
A 9ABS SPEED SENSORFRONT LH
To Com
binationM
eter ECU
<21−1>
From Stop Light
SW<
5−2>
T 5TRACTIONCUT SW
B
FR+ FR− FL+ FL− STP
GR
−R
L L−Y
L−W
YG
−R
LG L
LG L
V P
W−B
BW
−B
CSWSP1RL−RL+RR−RR+
BAA18 A19,
BL−W
L−Y
R−B
GR
−R
CA20, ABS AND TRACTION ECU
ABS and Trac tion Control
7 IE2
Y
15AH
EATER
R−W
B−R
IG1
B−Y
B8
10 1D
15AECU−IG
3E5
1 3A
13 1K
7 1C
9 C
IG Cowl sidepanel RH
A
26 II17 II1
A15
GND1 GND3
W−B
W−B
W−B
W−B
A J 9JUNCTIONCONNECTOR
D
C
BL−O
R−L
1E9
D
D
4 ID1
1 ID1
Cowl sidepanel LH
IE
A
8 ID1
L−O
W−B
W−B
L−O
B−R
B−RB−R
W−B
W−B
W−B
P G−Y
J 4JUNCTIONCONNECTOR
J 5JUNCTIONCONNECTOR
M 4
MO
ON
RO
OF
CO
NTR
OL SW
2 8
8 6
5 9 10 7
4
See Multiplex
Com
munication
System<
7−18>
M 3MOON ROOF CONTROL ECU
M oon Roof
B−R
B−R
L−O
AR
CLS
MPX1
B OPN
IG
E
2 ID1
5B9
5B8
C
C
RR
RR
1
B2
J 4JUNCTIONCONNECTOR
SLIDEOPEN/TILTDOWN
SLIDECLOSE/TILTUP
2000 LEX
US
RX
300 (EW
D395U
)
M O
VE
RA
LL
EL
EC
TR
ICA
L W
IRIN
G D
IAG
RA
M
3 421
17 RX 300
2
ACC
IG1
ST1
IG2
ST2
AM1
ABS
4
TC
AM2
1C6
B−Y
1A1
140A ALT
60A ABS
3
2
WA
5
3
2
1
2
B−Y
2 2 2
W
2 W−L
2
2
4
6
1
3
2 2
Y−R
2
7 EC1
7 A1 A
11 A6 A5 A 12 A 2 B 1 B 15 B 14 B 10 A
19 II1 11 II1 20 II1 12 II1
6 B2 B5 B1 B8 B4 BB73 B 3 A
M
A42 A
1A
24 B 8 B 21 B 11 B
12 5C 9 5C
5C75C4 5C13 5C8
6 IE2
EA Engine compartmentright
EDRight radiatorside support
A
2F4
2G2
5
2
1
14 4 11 16 22
23
B
B
V
GR
W−B
L−Y
W−B
W
W
BB
B
B
GR
V
Y−G
B−W
V−W
L−W
L−Y
BR−W
Y−B
B−O
V−W
BR−W
Y−B
B−O
R−L
GR
−L
BR
−Y
RG
BA
ABS ACTUATOR
, A 6A 5
26
F 9FU
SIBLE LIN
K BLOC
K
SFLH SFLR SRRH SRRR SFRH SFRR SRLH SRLR MT
MR SR D/G TC TS WA
I15IGNITION SW
ABS SOLRELAYABS
MOTORRELAY
J 2JUNCTIONCONNECTOR
D 3DATA LINKCONNECTOR 2
D 1DATA LINKCONNECTOR 1
W−B
W−B
BATTER
Y
2
W−L
VY−R
P−B
R−B
WB
TC TS
L−Y
L−W
(Short Pin)
4 II1
2 1
3 II1
8 A 2 A
2 1
3 A 9 A
7 IM1
1 2
19 IM1
10 B 23 B
6 IM1
1 2
18 IM1
22 B 9 B 25 B
IFDash panelcenter
5B11
5D1
IG CowlsidepanelRH
A
12 B
B−Y
1 C
18 A
1C7
R−W
15AHEATER
15AECU−IG
1K13 10 1D
3A1
3E5
13 B 5 B 4 B B3
2 II1
From A/T
Indicator SW[P
ark/Neutral
Position SW]
<19−5>
A 9ABS SPEED SENSORFRONT LH
A10ABS SPEED SENSORFRONT RH
A31ABS SPEED SENSORREAR RH
A30ABS SPEED SENSORREAR LH
ABS W
ARN
ING
LIGH
T[C
OM
B. M
ETER
ECU
]
CA
C12
C14
,
A21 A22,
ABS ECU
A B
From Stop Light SW
<5−2>
J 9JU
NC
TION
CO
NN
ECTO
R
R−L
GR
B−R
G−R
R−W
G−W
B−Y
FL+ FL− FR+ FR− RR+ RR− RL+ RL− GND GND
IG1 STP N P
LG L
LG L
V P
GR
−R
L L−Y
L−W
W−B
W−B
W−B
GR
−R
L L−Y
L−W
Power Source AB S
B−Y
40AAM1
16 B
To Com
binationM
eter ECU
<21−1>
SP1
7 IE2
YY
5
B
R+
GR
GR
W−B
2000 LEX
US
RX
300 (EW
D395U
)
M
3 421
18 RX 300
4
3 2
1
M
2
ACC
IG1
ST1
IG2
ST2
AM1
RES/ACC
4
SET/COAST
CRUISE
CANCEL
AM2
1C6
40AAM1
20ASTOP
1E1
1 1A
140A ALT
5
1C7
7. 5AGAUGE
1G2
10 IH1
10
L−W
2
D
A
A
13 IH1
15AECU−IG
8
15AHEATER
1E9 1K13
D
D3A1
3E5
V−W
10 IE2
1 C
14 A 5C4
5B1
135C
12 IH114 II1 15 II1
IFDash panel center
II113
5E11
5B13
IJ112
From E
ngine Control M
odule<19−3>
1
3 13 14 6 10 16 15 7 2
44
10 4 11
9
2
4 5 12
321
5
W−L B−Y
W
Y−R L−Y
BR BR
G−R
R−L
C/C TC TC
W−L
G−B
WW
R−L
R−L
B−RB−R
G−R
G−R
R−Y
R−Y
Y−G
B−Y
L
L−B
L−R
BRB
R
L−W
G−W
V−W
L−Y
W
P−B
W W
W
R−W
G−B
P−B
L−W
L−R
L−BBR
G−B
G−W
G−W
C 5CRUISE CONTROLACTUATOR
S 9STOPLIGHTSW
D 3DATA LINKCONNECTOR 2 D 1
DATA LINKCONNECTOR 1
P 1PARK/NEUTRALPOSITION SW
J 4JUNCTIONCONNECTOR
I15IGNITION SW
C15CRUISE CONTROLSW[COMB. SW]
3
CR
UIS
E CO
NTR
OL
IND
ICATO
R LIG
HT
[CO
MB. M
ETER E
CU
]
CA
C12
C14
,
To Com
binationM
eter ECU
<21−2>
J 8JUNCTIONCONNECTOR
Power Source Cruise Control
C18CRUISE CONTROL ECU
BATTERY
GND
STPMCMOGNDCCS
L
ECTOD
MC
IDLD
B
MO
PI
CCS
TC SPD L
ECC
II121
BR
F 9FUSIBLE LINKBLOCK
ECRear side ofsurge tank
8 IH1
A
A
3
E1
BR
−W
BR
−WBR
−W
J10JU
NC
TION
CO
NN
EC
TOR
BR
2000 LEX
US
RX
300 (EW
D395U
)
M O
VE
RA
LL
EL
EC
TR
ICA
L W
IRIN
G D
IAG
RA
M
3 421
(Cont. next page)19 RX 300
2
ACC
IG1
ST1
IG2
ST2
AM1
140A ALT
4
67 AM2
B
1C
1
2
3
5
D16R
−Y
A
S4
L−W
B−W
B−Y
J 4JU
NC
TION
CO
NN
ECTO
R
A
(*1 )
2B4
2B52F4
R−Y
Y−G
B−Y
L−W
1G6
+B
8
1C1
From Stop Light SW
<5−2>
7 2B
A1 D
E
2 D 15 D
SLT−
G
A
W−B
3
NEO
16
W−B
ED EB
3
1 B
E05 E03
31 C
BR
E1
20 C 19 C 9 C 8 C1
BR
BR
18 B
BR
3 A13 B
23 C24 C
B−Y
2
1
Rear side ofsurge tank
17
21
E01
W−B
E
C 7
R−L
C
DSL
21
To Cruise C
ontrol EC
U<
18−2>
6
B−Y
B
L−O
P−B
R−Y
G−O
B−O
6B
−Y
TRC+ TRC− ENG+
WW
GR
W−L
IDLO
G−B
R−W
R−B
L−W
L−B
E 1ELECTRONICALLY CONTROLLEDTRANSMISSION SOLENOID
21
A
7. 5AIGN
EFI RE
LAY
BATT IGSW STP
E04
W−B
E02 SL1+ SL1− SL2+ SL2−
R−Y
THO SLT+ E2
F 9FUSIBLE LINK BLOCK
BATTERY
Surge tank RHRight radiatorside support
W
B8
9
W−B
4
W−B
105
D
A2
A
NC−NC+
G−Y
B−O
R G
C 3
CO
UN
TER G
EAR
SPEED
SENS
OR
W−B
BR
20 D
7
ENG−
D
BR
−W
P ower S ource Electronically Controlled Transmiss ion and A/T Indicator* 1 : w/ Traction Control
14 D
ENGINE CONTROL MODULE
A
24
13
E 6,
OD1
W B Y BRR G O O G
O
E 5 A B E 7, C E 8, D E 9, E
To ABS and Traction
ECU
<16−3>
<16−4>
From A
BS and TractionEC
U<
16−4>
C
4
30
W−B
W−B
25
J10JUNCTIONCONNECTOR
E
W−B
B
5 A
2
1
NT−NT+
L LG
T 3TU
RBIN
E SPEED
SEN
SO
R
EC
1A1
40A AM1
I15IGNITION SW
2I1
2C6
3 1C
12 1G
W−B MREL
8
B−W
D
(*1 )
(*1 )
(*1 )
(*1 )
20A AM2
20A EFI
W−R
1
2
W−L
W−L
5 1
S4 DSL SL1+ SL1− SL2+ SL2− THO SLT+ SLT−
AJ 2JUNCTIONCONNECTOR
E2
2000 LEX
US
RX
300 (EW
D395U
)
M
7 865
19 RX 300 (Cont’ d)
7 8 9 10 3 4
2
IH114IH115 L−R
R−B
R−W
G−R
P 1A/T IN
DIC
ATOR
SW[PA
RK/N
EUTR
AL PO
SITIO
N SW
]
E lectronically Controlled Transmission and A/T Indicator
B−Y
1C7
1K131G2
A9 A8 A7 A16
10 IH1
3D 3H
G−Y
G−W
8
D
D
A
D 2
D
L
D
ODLP
18 D
6
3
1
4
D11 A
N
Y
Y
W−R
W−BW−B
Y−B
20 D
C
MPX2
A13
3
A14
PWR
NO
RM
SNO
W
B−Y
8 9
9
15AHEATER
R−L
R−L
R−W
2
STA
D
See Engine Control andEngine Immobiliser System<2−10><2−11>
THW
B
VTA1
23B
VC
MPX1
14 B 7
R−L
Y−B8
R−W
G−W
R
3H
MPX2
See Multiplex CommunicationSystem<7−15>
PWRSNOW
15
E 4ELE
CTR
ON
ICA
LLY CO
NTR
OLLE
DTR
ANSM
ISSION
PATTER
N SE
LECT S
W
A
GR
−L
O 2
O/D
MAIN
SW
B
W−B
C14COMBINATION METER ECU
DNR L2
3E5
3A1
R−L
O/D
OFF
EC
TP
WR
B
P
ENGINE CONTROL MODULE, E 6E 5 A B , E 7 C , E 8 D , E 9 E
R−W
G−W
D AC
6
B
R−W
R−W
3E10
22
EC
TS
NO
W
IH Instrument panelbrace RH
W−B
W−B
* 2 : w/o Traction Control
(*2 )
P
G−W
G−R
R−W
J 8JU
NC
TION
CO
NN
EC
TOR
R−B
To ABS ECU<17−4>
(*2)
(*2)
(*2 )
7. 5AGAUGE
1
B 5 B 8,
BODY ECU
A D
LL2LDLNLRLPL
C
12 A
ODMS
7 IH1IJ111
IJ115
R−W
GR
−L
GR−L
2000 LEX
US
RX
300 (EW
D395U
)
M O
VE
RA
LL
EL
EC
TR
ICA
L W
IRIN
G D
IAG
RA
M
3 421
20 RX 300
3
1A1
20A FR
DEF
15A S
EAT HTR
40A AM1
8 1F 1F3 1C6
AM2
4AM1
ST2
IG2
ST1
IG1
ACC
2
BNBack panelcenter
A
1 A
1 B
2 BC1
7 IB1
2C1
2
1
3
5
4
2C3 2A7
2A8 2H2
1G8
7. 5A G
AUG
E
1C7
15A HE
ATER
1
5
1 3
1
1 1
2
IGCowl sidepanel RH
A
12 IL112 IC1
8
7
8
7
3 IL23 IC2
IF UndertherearRH seat
BM
A
16 BF1
A
A
2
1
11 BF1
1 IK2
4 IJ1
IGCowlsidepanelRH
A
1
2
11 BE1
8 IE1
1 IA2
13 IJ1IE19
5
3
1
2
1 1
1
J18JU
NC
TION
CO
NN
ECTO
R
1
5B11
5F1
IH
J15JUNCTIONCONNECTOR
BJ Under theleft centerpillar
1H5
16 BE1
3K6
9 3H
A
A
A
IE Cowl sidepanel LH
W−B
2
3 2
3 6
1
5 1
2
A
B−Y
L−B
GR
B
R−Y
B
BR−Y
B B
R
LG
W−B
W−B
WB
L−B
GR
W−L
R−Y
R−Y
BB
B
BR
−Y
W−B
W−B
W−B
BR
−Y
BR
−W B
W−B
W−B
W−B
W−B W
−B
W−B
W−B
W−B
W−B
LGLG
LG
G−B
G−B
G−B
G−R
G−R
G−R
G−R
W−B
W−B
W−B
W−B
W−B
W−B
G−B
G−WL−B
W
I15IGNITION SW
RR DEFRELAY
J14JUNCTIONCONNECTOR
ENGINEMAINRELAY
S19SE
AT HE
ATER(Front Passenger’
s Seat )
J 9JUNCTIONCONNECTOR
S18SE
AT HEA
TER(D
river’s Seat )
J17JUNCTIONCONNECTOR
S 3SEAT HEATERRELAY
MIRRORHEATERRELAY
S21SEAT HEATER SW(Driver’ s Seat)
R25
MIR
RO
R H
EATER
RH
[REM
OTE C
ON
TRO
L M
IRR
OR
RH
]
R24
MIR
RO
R H
EATER
LH[R
EM
OTE
CO
NTR
OL
MIR
RO
R LH
]
J 9JUNCTIONCONNECTOR
J 5JUNCTIONCONNECTOR
8
R21
R22
,
REA
R W
IND
OW
DEFO
GG
ER
AB
30ARR DEF
140AALT
BATTER
Y
To Body EC
U<
7−14>
R
Power Source M irror Heater and W indow Defogger Seat HeaterG
−R
E
BR−Y
9 IJ1
IG LH
5
F 9FUSIBLE LINK BLOCK
1
N 2
NO
ISE FILTE
R(D
EF )
B
Dashpanelcenter
2 F 7FRONTWINDOWDEFOGGER
3
B
1
W−B
W
B B
W
BB
W−B
5A6
5A13
5E
101K
Instrumentpanelbrace RH
3A10
3D2
3K7
W−B
2
E
R−B
6
RH
3
IG
R−B G−W
S22SEAT HEATERSW(FrontPassenger’ sSeat)
2000 LEX
US
RX
300 (EW
D395U
)
M
3 421
21 RX 300
FUEL
WA
TERTEM
P.
MALFU
NC
TION
IND
ICATO
R LAM
P
O/D
OFF
TRA
C
TACH
OM
ETER
ABS
TRA
C O
FF
SPEED
OM
ETER
1 C A11 10 A 8 C 9 C
See MultiplexCommunication System<7−15>
14 C
OPEN
DO
OR
3 C
6 C 16 A 12 A A13 18 A 19 C 20 C17 A 17 C 21 C 18 C 10 C 11 C22 C
TUR
N LH
IH Instrumentpanel brace RH
BU
ZZER REAR
LIGH
TS
SEAT
BELT
OIL
A/T OIL
TEMP
.
BR
AKE
P
R
N
D
2
L
FUE
L
ECT PW
R
ECT
SNO
W CR
UISE
3
1A1
1C6
2
ACC
IG1
ST1
IG2
ST2
AM1W−L
AM2
2I1
4 2A
1G10
1K1
2 B
5 IJ1
II116
1
2
EA
A
Engine compartmentright
L−W
L−W
L−WL−W
W−B
J 1JUNCTIONCONNECTOR
W 1
WA
SHER
LEVEL
WA
RN
ING
SW
ODO/TRIP
15 C
10 IK2
2 BD1
7 BD1
3E10 3B123B6
3H9 3K2
TUR
N R
H
SRS
HIG
H BE
AM
14 A7 B 6 B 14 B 10 B
F16FU
EL SEN
DE
R(M
ain )
F17FU
EL SEND
ER(S
ub )
See IlluminationSystem<4−3>
3
12
2
Y−GY−G
Y−G
Y−BBR
W−B
BR
W−B
Y−B
BR
15 A
From ABS
and TractionEC
U(*1 )<
16−6>From
ABS EC
U(*2 )<
17−4>
From Engine C
ontrolM
odule<2−12>
Y
See Multiplex
Com
munication S
ystem<
7−15>
See Taillight System<
3−4>See S
top Light System
<5−3>
See ElectronicallyC
ontrolled Transmission
and A/T Indicator System
<19−7>
See Engine Control System
<2−3>
See Cruise C
ontrol System
<18−2>
See ABS and Traction
Control System
(*1 )<16−4>
See ABS System
(*2 )<17−3>
See AB
S and TractionC
ontrol System<
16−4>
140A A
LT
W
WW
W−L
W−L
W−R
7. 5A ECU
−BSH
OR
T PIN
40A AM1
3E5
3A1
13 1K
15AHEATER
1C7
4
R−L
R−W
B−Y
B−YSee SR
S System<
13−3>
See Multiplex
Com
munication System
<7−15>
See Turn Signal andH
azard Warning System
<6−2>
See SRS System
<13−3>
See Multiplex
Com
munication System
<7−15>
I15IGNITIONSW
2
1
IK211
BRF 9FUSIBLELINK BLOCK
5 1
BATTERY
V−WO
C12 C13,
COMBINATION METER ECU
A B C14, C
* 2 : w/o Traction Control* 1 : w/ Traction Control
From Engine C
ontrolM
odule<2−9>From
Cruise
Control EC
U<
18−4>
CH
ARG
ETAIL
HEAD
(USA
)
Combination M eterP ower S ource
2000 LEX
US
RX
300 (EW
D395U
)
M O
VE
RA
LL
EL
EC
TR
ICA
L W
IRIN
G D
IAG
RA
M
3 421
22 RX 300
2
ACC
IG1
ST1
IG2
ST2
AM1
W
4
AM2
1C6
40AAM1
1A1
7 5
140A A
LT
40A CD
S
40A RD
I
3
5
2
1
2 2
22
1 EB1II18
1
2
M
2
1
1
3
5
1
2
4
2 2
2 22
2G3 8 2G 2B3
2E2
2
3
1
2
EDRight radiatorside support
3
4
2
1
2 2
2 2
1
2
M
Cowl sidepanel LH
IE
A
4 IL21 IL24 IC21 IC2
5 ID1ID16
ID14
D
D
1E91G8
1C7
3
4 2E
2G62G7
2A8
EA Engine compartmentright
AA
1
2 3 4
1
2 1 1 2
2
B−Y
B−Y
R−Y
G−Y
G−B
R−W
B
R−W
W−B W−BW−B
W−B
W−B
R−L
W
L
W−R
WW
−L
R−L
W−R
R−L
R−L L
R−L
YY
L−B
L−YLG
−B
Y
W−B
W−B
W−B
L−Y
R−W
W−B
W−B
W−B
R−L
R−Y
B−RB−R
B−R
G−Y
G−B
W−B
W−B
G−B
G−Y
G−B
G−Y
G−Y
G−B
BB
R−L
FAN NO. 3RELAY
FANNO. 1RELAY
J 1JUNCTIONCONNECTOR J 5
JUNCTIONCONNECTOR
J 4JUNCTIONCONNECTOR
I17INNER MIRROR
FANNO. 2RELAY
W 4WATERTEMP. SW NO. 2
J 2JUNCTIONCONNECTOR
D 5DIODE(A/C)
R 1
RAD
IATO
RFAN
MO
TOR
W 3
WATER
TEMP.
SW N
O. 1
A 4
A/C
SING
LEP
RES
SUR
E SW
A 2A/C
CO
ND
ENS
ERFAN
MO
TOR
R24REMOTE CONTROLMIRROR LH
R25REMOTE CONTROLMIRROR RH
I15IGNITION SW
BATTERY
W
To Engine C
ontrolM
odule<2−12>
To Engine Control
Module<23−3>
Power Source Radiator Fan and Condenser Fan Automatic G lare−Resis tantEC M irror
F 9FUSIBLE LINK BLOCK
6
15A HE
ATER
15A ECU
−IG
EC+ EC− GND
IG
R−W
8 ID1
5A6
5A1
2000 LEX
US
RX
300 (EW
D395U
)
ME
MO
2000 LEX
US
RX
300 (EW
D395U
)
M O
VE
RA
LL
EL
EC
TR
ICA
L W
IRIN
G D
IAG
RA
M
3 421
23 RX 300
2I1 1A1
2A4 2A3
40A AM1
1C6
2
ACC
IG1
ST1
IG2
ST2
AM1
3
4
140A ALT
I15IGNITION SW
To Body ECU
<7−14>
B 2BLOWERMOTOR
AM2
4
3
5
1
2
Cowl side panel RHIG
2C5
2H3
3 A
1 A 1 B 2 B
M2 1
3 IG1
IG12
1C7
15AHEATER
7. 5AGAUGE
1G8 1K13
8 2A
5
3
1
2
2C2 2E3
6 E2 E
Right radiatorside support
ED
4
1
16 EC1
3 EB110 A
EC Rear side ofsurge tank
2 A
1 IG1
1K10
3B5
3A10
5B8
5E8
2 1C7. 5A
RAD
IO N
O. 2
1K3
3A13
3I11 10 3I
10 1G
1K2 1K1
3H9
IH
A 3
A/C
MA
GN
ETIC C
LUTC
HA
ND
LOC
K SEN
SOR
Instrument panelbrace RH
3B3
3E10 3I6
10 IJ1
18 D 11 D
13 12 9 7 11
C
1
2
AA A
A
1 3
3 2 1
C
A
A
B
C
D
E
F
G
H
I
W
W W L−B
W−B
W−B
R B
W−B
BR
B−Y
W−L
R−Y
P−LP−L
L−R
R−Y
R−Y
RR
W−R
W−L
LG−B
R−L
GR
W−B
W−B
RR
W−R
P
W−B
B
L−B
W−B
B−Y
P
R
R−W
P−L
GR
W−L
W−B
W−B
Y
B−W
GR
−R
R−B
R−W
R−Y
R−B
P−L
BR
BR
R
W−L
G−R
L−O
P ower S ource Automatic A ir Conditioning
J 4JU
NC
TION
CO
NN
EC
TOR
7. 5A ECU
−B
10A DO
ME
50A HEATE
R
2
J 9JUNCTIONCONNECTOR
H 8HEATERRELAY
L−R
R−Y
B−Y
W−L
J10JU
NC
TION
CO
NN
ECTO
R
J 2JUNCTIONCONNECTOR
A 4A/C
DU
AL PRES
SUR
E SW
See MultiplexCommunicationSystem<7−18>
MG CLTRELAY
See MultiplexCommunicationSystem<7−15>
I16INSTRUMENTCONTROL PANEL
(Cont. next page)
SHO
RT PIN
BATTER
Y
GND M+ M−
+B SI PRE
MPX1MPX2
BLOW
ER
MO
TOR
CO
NTR
OL R
ELAY B
AB
3B 4
,
ACMG LCKI
1043
951
F 9FUSIBLE LINKBLOCK
LG−BFrom
Diode
(A/C)<
22−2>
E 5 E 8,
ENGINE CONTROL MODULE
A D E 9, E
MPX+ MPX− GND TX+ TX−
IG+ ACC +B
5A2
5A16
5A
2000 LEX
US
RX
300 (EW
D395U
)
M
7 865
A utomatic A ir Conditioning
23 RX 300 (Cont’ d)
IJ114
3F9
3D37 3F
14 C1 C4 CC3
22 C
3A1
3E5
7 C
IJ17 8 IJ1
11 EC1 17 EC1
2
1
16 C 3 B 9 B
2
1
M
12 B13 B8 B11 B1 B
M M
1 A 9 A
2
1
4 IF1 IF16 2 IF1
3 A
1 IF1
10 IF1
3 IF1
9 IF1
8 IF1
7 IF1
A4 5 A A2 6 A 7 A 8 A
C21 C17 16 B B15
A
B
C
D
E
F
G
H
I
4 5 8
3 5 1 7 6 1 5 3 6 7 1 5 3 7 6
1
3 1
2
L Y−B
B−R
W−R
G−R
G−W
B−W
GR
V−W
BR−W
R G−Y
B−Y
LG−R
LG−B
W G−B
O Y−G Y
B−Y
LG−R
G−B
LG−B
W G−B B B−Y
Y−G Y
G−B
B−Y
B−Y
See Multiplex CommunicationSystem<7−15>
B−Y
W−R
B−R
R−L
P−L
W−L
W−B
W−B
B−W
R
R−W
R
W−R
B−R
W−B
W−B
B−W
Y
GR
W−L
P−L
R−W
LG−R
R
G−Y
B−R
R
G−R G−YBR
−W
B−Y B−Y
V−W
R
A17A/C SOLAR SENSOR
A23AIR INLET CONTROL SERVO MOTOR
A25AIR VENT MODE CONTROL SERVO MOTOR
A24AIR MIX CONTROL SERVO MOTOR
M 2
MU
LTI DISP
LAY
A 1A/C
AM
BIEN
T TEM
P. SEN
SOR
A16A/C
RO
OM
TEMP. SEN
SOR
A15
A/C
EVAPO
RATO
RTE
MP. S
ENSO
R
G−B
GR
RR
B−W
TSS5−3MPX−MPX+E2
B BLW IG B2 TAM SG−5 TR SG−3 SG−2 TPI S5−2 AIF AIR TE SG−1
TELI
TPO
O
AOD AOF S5−1
C5
TP
To Telephone Transceiver andSpeaker Relay<11−4>
AMH AMC
, C13C12 A B , C14 C A/C ECU[COMB. METER ECU]
TX− TX+ GND1
ACC +B1