2001 TOYOTA HIGHLANDER relay

2005 HIGHLANDER (EWD592U)
M
1
234
5 HIGHLANDER
Power Source Headlight (
w/ Daytime Running Light)
40A
MAIN2G 4
2I 13 4
2 12B 1
10A H- LP LH UPR 10A H- LP RH UPR
7. 5A
DRL
2F 22F533
1 2
2 1
3 5
4 33
3332 1
5 1
2 3 33
33
EB Right Fr ont
Fender Apron15A
H- L P
LH LWR15A
H- LP
RH LWR 2
22
1 2
1 2
EG Under the Left
He ad li g htEARight Fr ont
Fender Apron7IC3
7IF3
AA9IF34A 134F 64N2 14 B14 D 2 1
5 333
33
Dimmer SW Light
Cont rol SW
Fl a shHi ghLow HeadTa i l OFF15 B 17 B 4IK3 16IK3
3C 2C 2
1
Battery 1 3
FL MAIN
3. 0W
HEAD LAMP RelayDRL NO. 3
Relay DRL NO. 4
Relay
11
22
16 B
19 AHRLY DRL
HF HEAD PKB HUDRL NO. 2
Re l ay
R- BP B
W R
W R- W L- Y L- WR- W R- W
W- BR- L W- B
W- B W- B
W- B W- B
R- L R- WR- YBG BR
W
Y
Y
O LG R
7813
W- B W- B B R- B R- BP
L- R RB
B
B 2ACC
IG1 AM1 4
5A
IG
BR3A 10
3B 51K 101C 7GR
1A 1
40A AM1
1C 6B W G
G
2
W- B
BR- B
16
W- BIA Left Cowl Side Panel7DGND1 GND2
A 2
3B 3
13 3F 4N 1 11 4H
4L 7
IC Right
Cowl Side
PanelIBRi g ht
Ins trument
Panel
Br ac e
W- B
W- BW- B
W- B
W- B
140A
ALT7. 5A
IG1
R- YR- Y
HU HL HF T H E L 12
21
L- W
R- W
ST 1
Park ing Br ake SW
<15- 5>
F 7
H 1
J 3
J 1
H 3 H 2 H 4Beam C1 1(
A)
, C12(
B)
C13B 9(
A)
, B10(
B)
, B11(
C)
, B12(
D)
Bo dy ECU
Combinat ion Meter
Combination SW Fus ible Link Block
Headlight LH (
High Beam) Headlight LH (
Low Beam)
Headlight RH (
High Beam) Headlight RH (
Low Beam)
Junc tion
Connec tor
Junction
Connector I gnit ion SW I15

2005 HIGHLANDER (EWD592U)
M
1
234
7 HIGHLANDER
Power SourceT a illig h t
2 1
3 5
10A
TAIL
1J 41B41B11 1H4 1A 1
140A ALT
7A
18 B
OFF
Ta i l
HeadTELH
16 14
IALef t Cowl
Side Panel2 1
2 1
6 4 8IA1
6 4
2 1
1 2
AA
EGUnder the
Lef t HeadlightEARight Fr ont
Fender ApronB B
BCLeft Side of
Rear Cr oss MemberBELeft Side of
Back Door A 2BG2
1
2
B E
E EE E TAILLIGHT
Relay
Batt ery 1 2
WFL MAIN
3. 0W
Light
Contr ol SW
B SB VW- B
TRL Y
TAIL
WBR
G
GBR BR BR W
W- B W- B
Towing Conv er ter
<22- 4>
BRW- B
W- B
W- B W- BW- B W- B
E
EBR BR(
*1)
* 1 : w/ Tr ai l er To wi n g
B W- B
W- B
W- B
W- B
B 9(
A)
, B10(
B)
J 1 J 3
C13
F 7F 3 F 4 L 1
R1 4
R1 5
R 7
R 8Ta i l
Ta i l
J13
J12
J14 Body ECU
Combination SWFront Par king Light LH Front Par king Light RH
Fusible Link Block
Junct ion
Connect orJunct ion
Connect orJunc tion
Connec tor Junction Connector
Junct ion
Connect or
Lic ens e Plate Light
Rear Combinat ion Light LH
Rear Combinat ion Light RH Rear Side Mar ker Light LH
Rear Side Mar ker
Light RH

2005 HIGHLANDER (EWD592U)
M OVERALL ELECTRICAL WIRING DIAGRAM
34
2 1
11 HIGHLANDER
140A ALT13A 1 3J
15
21
73D1 23G 813H
3
7
43H 3F33I 443D
5
6
63D 3F22 13K 983K
1
2
13K 11
2 1 1K 7
7. 5A PANEL
1J 45
3 1
23A 12
1A 1
L
L
L
G
W
R
VB
B
R
B
G
W
Y
L
BW
O
3A TAIL LI GHT
Relay
Battery
Power SourceIllu m in a tio n
2
7
G
* 3 : w/ Seat Heater System
* 4 : w/ Rear Heater Syst em FL MAIN
3. 0W3F 5
B
Taillight System
<7- 1> (
*1)(
*1)
3E 83F 1
2 1LGR
3F 43I 3G
(
*1)B
(
*1)
3J 8
1 2YR
R
A
(
Cont. next page)
3G 1
(
*2)(
*2)
19
220
Combinat ion Meter
<31- 3>
(
*3)(
*3)
(
*3) (
*3)
(
*4)(
*4)
* 1 : w/ Navigation System
* 2 : w/o Navigation System 1D 6
1
10
W- R W B
Audio Sy stem
<29- 5>
B
* 5 : 8 Speaker
(
*5)(
*5)
F 7
C1 6 M 2 A22 A10 C10 T1 6 M 3 E 4 R24 S 3 S 4
A/C Control Assembly
Ashtray Illumination Cigar et te Lighter Illuminat ion
Combination SW Electronically Controlled
Tr ansmiss ion Pat ter n
Select SW
Fusible Link Block
Main SW Multi- Display Rear Heat er Main SW Seat Heat er SW LH Seat Heat er SW RH
Indic ator Light Wire Sub Ass embly
ILL- HREO ILL+ HI LL+

2005 HIGHLANDER (EWD592U)
M OVERALL ELECTRICAL WIRING DIAGRAM
1
234
12 HIGHLANDER
20A
FR FOG10A
TAIL2 1
3 5
2 1
5 3
1B 71J21J 4 1A 1
40A
AM12ACC
IG1 AM13
4
1C 6
2 1
5 3 40A
MAIN
7. 5A ECU- B
7. 5A
RAD
NO. 2 7. 5A
IG11C 71C22I 1
32A 4 1K 10 1J6
3C 6 3B 5
1H 6 3A 10 3A8
1G 105IC3
17 A 5 A 12 A 20 A 21 A
4IK3
12 13 14 8 1116 B 17 B 18 B 15 B 10 B
W
GR BRB G WRL- R W- L
BROV LGP
IALeft Cowl Side PanelW- B169D 6A11 C
G BR
GL
V
WB
WB
W Taillight
System< 7- 1> Headlight System
<5- 3>
1 2
1 2R- W W- BW- B R- W
R- WEA Right Fr ont Fender ApronA
EGUnder the Left Headlight A V L
GW
FFGO FFOG HF TAIL HEAD A DCTY BECUCLTS CL TE CLTB ACC IG
DRL NO. 2 Re la y D. C. C
Bat tery 1 32
FL MAIN
3. 0W
140A ALT
TAILLIGHT
Relay
FOG LIGHT
Re l ay 2 11
2
CLTB CLTE CLTS
134
17 10
L Fog
Light SW
Light
Co nt r ol S W
Dimmer
SWOFF
ON
OFF
Tail
He ad
Au t o
Low
Hi g h
Flash
Power Source Front Fog Light Automatic Light Control
Interior Light System
< 10- 6>
HRL Y
3CR
33 3 2G 4R- B R- BR- BG
R
TRLYA 7Taillight System
<7- 1>
LF G BF G HU HL HF T H E L A ST 1
F 7
J 1 J 3F 2
F 1
C13A23 I15
B 9(
A)
, B10(
B)
, B11(
C)
, B12(
D) Aut omatic Light Contr ol Sens or
Bo dy ECU
Combinat ion SW
Front Fog Light LH Front Fog Light RH
Fus ible Link Bloc k
I gnit ion SW
Junct ion
Connect or Junct ion
Connect or

2005 HIGHLANDER (EWD592U)
M OVERALL ELECTRICAL WIRING DIAGRAM
34
2 1
(
Cont. next page)
15 HIGHLANDER
A
B
D V
P
V
P
4E 1
P
555
55
ABS MTR Relay
LG
B- R
4C 2
B- OB- OLG G- RB
45 15 14 31219 5 6 20
B M RL+ RL- RR+ RR-
+BS MRF MR R+
2 1
2 1 2 1
2 1
7 IC2 16 IC2 6 IC2 15 IC2
RV GRP
Y- GG
W- LY BR
Power SourceV S C a nd Tire P ressu re W a rn in g System
O18FL+ FL-
4
P R- Y
3FR+ FR-
17
LG
ABS CUT Relay GR
4H 2 4C 11C L
L
1 2GBR-W
B- R
46
IG1 BZ302 IA1 12 IA1 1 IO2 2 IO2
Y OL R
30A AM2
FL MAIN
3. 0W
50A ABS2
W
2ACC
IG1
IG2
ST 2 AM1 4
6 7AM2
1A 11C 6
30A ABS1
140A ALT
2B WY
40A AM11 2
1
1IC1
L- YB10 89 W
Bat tery 2I 12A 4GRG
7. 5A ECU- B
3W D. C. C
BR10A ECU- IG
1C 7
1D 10
10A IGN
1C 1
1G 6 GR
G
4M 4WE EP
84M
G
20 IC4 10 IC4
GRO
4J 4
Y
55
W- L
G- R
5
25 13
2 51
3 B B- O 10 1G1D 9
W- L PB- R
ST 1
10A HEATER
1K 13E BB
5IC3
W
I15
F 7S2 7
A2 5
A2 4
V 8
J 6A 5
A 4
ABS Speed Sensor Front LH ABS Speed Sensor Front RH
ABS Speed Sens or
Re ar L H ABS Speed Sens or
Re ar RH
Fusible Link Bloc kI gnit ion SW
J unc tion
Connec tor
Sk i d Con t ro l ECU wi t h Ac t u at o rVSC Warning Buzzer

2005 HIGHLANDER (EWD592U)
M OVERALL ELECTRICAL WIRING DIAGRAM
34
2 1
23 HIGHLANDER
61C
40A
AM1
1A 1
140A ALT
1C 7
25A
WI PE R
1B 21E51B320A
WASHER
Left Cowl Side Panel
IA 1D 141B 8MOFF
HI GHLOWINT
Was her+B B1 IN1 IN2 WF EW +2 817716
+S +111
INT TI ME
2 Wiper RelayIK3 1
Front W iper and W asher Power Source
G
L- W
LG
WBWW- B W- BW- B
W L- W
B1 2
5 23 14
Bat tery
Front Wiper and Was her SW
1 2
Rear W iper and W asher
FL MAIN
3. 0W1E 615A
RR WI P
IC210
IC29
IC211 L
LG
RG
B
L
4
1EW- B5
4C 6
4MW- BM
2 1
9IA2
6BG2
1
10 BG3 5 BG3
19 IA1 18 IA1 INT
ON
WASH2
13 212
10 WASH1
OFF11 IK3
Y
V
IALeft Cowl Side Panel 4C 5
4M 6
1E 4
1D 14W- B W- B W- B
32GRB
LGL
GRP
P GR GR GR L
Rear Wiper
and Was her
2ACC
IG1 AM1 4
GR
L- BM
2 1 L- W ST1
I15
F1 4 R21
R1 8
F 7
F 6
C14C14
EWRC1R+1R
Combination SWCombinat ion SW
Fr ont Wiper Motor Fusible
Link BlockFr ont Washer Motor Ignition SW
Re ar Wi p er Mot o r Rear Was her Motor
LS C1 +B 1 2
Diode
(
Rear Wiper) D16
YGR
GR
Y

2005 HIGHLANDER (EWD592U)
M OVERALL ELECTRICAL WIRING DIAGRAM
34
2 1
27 HIGHLANDER
L
21C
Power Source
1D 4
1F 1
3A 6
3F 13
IBRight Ins trument
Panel Br ace1
1 22LG
PW-B W-BW- B V
B
E
Power Outlet (
12V)
C iga re tte L igh te r
ACC
Relay
15A CIG71H
2 1
5 3
LG
A
EH
R1
+BL
3 2-SG- RB 5 1
+S
WW- B
W- B
4E 2
GRY
W- B
GR
4
AC2 7 3
AC1 3
63D 3A
W- B
10 1K 4
1C 7
R
G
10
7. 5A IG1
1
4
W
W
7IA15 EXCD 3
1K 4
Engine Contr ol Module
<2- 12><3- 10>
11J
1
GW-BB
E 2
2
140A ALT11A 140A AM1 15A
PWR OUTLET1
1C 62ACC
IG1 AM1BW
Bat tery FL MAIN
3. 0W
W
32I 120A
POWER OUTL ET2
2C 6W G- RINVERTER Relay
1D 14
3G 4
Y
2IA2
IALef t Cowl Side Panel W- B
W- B
W- B
3F 12W- B
BB
Rear Side of
Rear Cr oss Member BC
W- BB
Under t he
Left Headlight 7IL222
22 15 IK2
R
7IA2 1IK2
RR
R
L
G* 1 : w/ Rear Seat Entertainment System
G
(
*1)G
(
*1)
ST 1
BIND
E
Power Outlet (
110V)
F 7
C 9
J 2
J12
V1 5
P23
M 2
R1 3
F 8
I15
Cigarette
Lighter Fusible Link Block
Front Power Outlet
I gnit ion SW
Junct ion
Connect or
Junct ion
Connect or
Main SW Power Outlet
(
110V)
Rear Power Outlet
Volt age Inver ter

2005 HIGHLANDER (EWD592U)
M
34
2 1
32 HIGHLANDER
1C 6
40A
AM1
1A 1
42140A ALT
30A CDS
30A RDI
1 2
5 322
2 2
1 2
M2 1
5 3
4 22
22 2
2G 382G
2E 2
2 3
EBRight Fr ont
Fender Apron2 1
5 3 22
22
1 2
M1G 81C 7
142E2G 6 2G 7
2A 8
A 1 2GG
B- R
B- Y B- R
L- Y
Y WB WB- R
W B- RY
B- R
R- L
L- RW- B R- Y
R- Y W- B B- RY
B- Y B- Y
FAN NO. 3
RelayFAN
NO. 1
Relay FAN
NO. 2
Re l ay
Battery
W
Power Source
R adiator Fan and Condenser Fan (
3M Z- FE)
6
10 A HEAT ER
FL MAIN
3. 0W
EGUnder the Left
Headlight
W- B
A A
7IK2
B- R
B- R
R- L
L- YEngine Control
Module< 2- 7>
1 2
12 1
R- L
MG CLT Relay
<34- 8><35- 8> Y- G
2ACC
IG1 AM1 4
L- W
L- Y
2 EB2
EH Under the Left
He ad li g htA 2G 2
2F 4
R- YW- B
5 EB22B 3
R- Y R- Y
A W- B
W- B
F 7I15
D 2
C 5W 4
J 2 J 4
R 1
W 3
A 3
Single
J 5
Pressure SW
Condens er Fan Mot or
Di od e
(
Cooling Fan) Fus ible Link Bloc kI gnit ion SW
Junc tion
Connec torJunction
ConnectorJ unc tion
Connec tor
Radiator Fan Mot or
Water Temp. SW No. 1
Water Temp. SW No. 2