2001 TOYOTA HIGHLANDER warning

2005 HIGHLANDER (EWD592U)
M
1
234
26 HIGHLANDER
Power SourceKey Reminder and Seat Belt W arning
1C 6
1A 1140A ALT2B 40A AM11WW
WFL MAIN
3. 0W3
7. 5A ECU- B
D. C. C
2I 1L
G
2ACC
IG1 AM13
4
2A 412 IK3W- L
1G 10
1H 6 BR1C 7
7. 5A IG1
10 1K
3A 10
3B 5
GR
1C 2
7. 5A
RAD NO. 2
61J
3A 8
3C 6
W
G BRB
9D 5A 17A
3CBECU IG ACC
HRLY
2BKSW
D D
1 2
GG W-B4G 9
4L 7W- B
4N 1
ICRight Cowl Side
Pa ne lW- B
MPX1 MPX2
Buzzer
3A 4
3C 73F 9
3D 3P V
11 IL2
LG4D 11V V
10 A HEAT ER
13 1K
B
9A
3B 12
3K 2
BR R
10A DOME
2A 3R
4H 6
B
L
G
D
Theft Deter rent ECU
<19- 3> G
Light Auto
Tu rn O ff S y s te m
Headlight System
<5- 3><6- 3>
11 CDCTY
Int er ior Light Sys tem
<10- 6> Headlight System
<5- 4><6- 4>
HEAD
B 17TAIL
B 18TRLY
A 7
Taillight System
<7- 1>
DTr ans ponder Key Comput er
<4- 4> G
MPX-
Dr iver ' s
Seat Belt
1 25IC3
V
ST1
6B 10A
Multiplex Communication
System (
BEAN Bus)
< 20- 3>
3J 7 1K 3
3A 13
3I 11
VB
B 2
MPX+ 2A
BR
13 A
BACC IG+ V
BR
IBRight Instr ument
Panel Brace 3J 6
3F 13W- B
11 A
W- BGND
Multiplex Communication
System (
BEAN Bus)
< 20- 4>
11 12 1
BR F 7I15
B 9(
A)
, B10(
B)
, B11(
C)
, B12(
D)
J 6
K 4
C11
A10(
A)
, A11(
B)
Pass enger ' s
Seat Belt A/C Cont rol Assembly
Bo dy ECU
Combination
Met er
Fus ible Link BlockIgnition SW
J unc tion
Connec tor
Unlock Warning SW

2005 HIGHLANDER (EWD592U)
M
5
678
31 HIGHLANDER (
Cont' d)(
Cont. next page)
2IR2
5BH111 IR2
3K 23B 6
IBRight I nst rument
Panel Brace
OOPY
V
BR
10 IF2
8IC3
EARight Fr ont
Fender Apron A2 1
BR P Y- B
Y- B
W- B Engine Control
Sys tem< 2- 4> < 3- 4>
VSC and Tir e Pres sure
Warning System< 15- 9>
Combination Meter
A A14 BH1
D D
P23
O
O
13 A
B 7 A 17 11 B 10 B 4B 12 B 9A
VSC
ABS
Brake
Malfunction
Indicator Lamp
Washer Level CRUISE
Oil Pressure
Char ge
ECT SNOW
Fue l
L
2
D
N
R
P
Do or
Buzzer 3 O/ D OF F A/T
OIL TEMP
Air bag
Driver ' s
Seat BeltSlip MAINT REQDTi r e Ai r
Pressure
(
USA)(
US A)
E E P
9IL1PSB
A
W- B
B
P
W- B
TRAC OFF (
2WD)(
2WD)
* 1 : 3MZ- FE
(
*1)(
*1)
3B 1211 AR
F12J 3
W 1
J13
C11(
A)
, C12(
B)
J 6
Combinat ion Meter
Fuel SenderJunction
Connector
Junct ion
Connect or
Junct ion
Connect or Washer Level
Se nso r

2005 HIGHLANDER (EWD592U)
M OVERALL ELECTRICAL WIRING DIAGRAM
9
101112
31 HIGHLANDER (
Cont' d)
Combination M eter
9B 21A
Multiplex Communication
Sy st e m (
BEAN Bus)
<20- 4>
B 16 14 A 15 A
19 A
Tu rn RH
Tur n L H
Be am Tur n Signal and
Haz ar d Warning Light
System< 8- 2>
Headlight System
<5- 3><6- 2>Headlight System
<5- 3><6- 2>
C11(
A)
, C12(
B)
Combination Meter

SYSTEM INDEX
M OVERALL ELECTRICAL WIRING DIAGRAM
2005 HIGHLANDER (EWD592U)
348
SYSTEMS LOCATION SYSTEMS LOCATION
Air Conditioning (Automatic A/C) 34-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Air Conditioning (Manual A/C) 35-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Audio System (6 Speaker) 28-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Audio System (8 Speaker) 29-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Automatic Glare-Resistant EC Mirror 20-2. . . . . . . . . . . . . . . . . . . . . . . .
Automatic Light Control 12-3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Back-Up Light 9-4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Charging 1-5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Cigarette Lighter 27-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Combination Meter 31-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Cruise Control (2AZ-FE) 3-1 1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Cruise Control (3MZ-FE) 2-14. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Door Lock Control 18-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Electronically Controlled Transmission and A/T Indicator
(2AZ-FE) 14-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Electronically Controlled Transmission and A/T Indicator
(3MZ-FE) 13-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Engine Control (2AZ-FE) 3-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Engine Control (3MZ-FE) 2-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Engine Immobilizer System 4-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Front Deicer 25-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Front Fog Light 12-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Front Wiper and Washer 23-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Garage Door Opener 10-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Headlight (w/ Daytime Running Light) 5-2. . . . . . . . . . . . . . . . . . . . . . . . . .
Headlight (w/o Daytime Running Light) 6-2. . . . . . . . . . . . . . . . . . . . . . . . .
Horn 8-4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Ignition 1-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Illumination 11-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Interior Light 10-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Key Reminder 26-3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Light Auto Turn Off System 26-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Mirror Heater 25-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Moon Roof 20-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Multiplex Communication System (BEAN Bus) 20-3. . . . . . . . . . . . . . . .
Multiplex Communication System (CAN) 15-10. . . . . . . . . . . . . . . . . . . . .
Navigation System 30-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Power Outlet (110V) 27-3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Power Outlet (12V) 27-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Power Seat (Driver's Seat) 21-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Power Seat (Front Passenger's Seat) 21-3. . . . . . . . . . . . . . . . . . . . . . . .
Power Source 1~36-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Power Window 17-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Radiator Fan and Condenser Fan (2AZ-FE) 33-2. . . . . . . . . . . . . . . . . .
Radiator Fan and Condenser Fan (3MZ-FE) 32-2. . . . . . . . . . . . . . . . . .
Rear Heater 36-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Rear Window Defogger 25-3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Rear Wiper and Washer 23-3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Remote Control Mirror 24-3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Seat Belt Warning 26-3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Seat Heater 22-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Shift Lock 24-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SRS 16-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Starting 1-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Stop Light 9-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Taillight 7-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Theft Deterrent System 19-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Tire Pressure Warning System 15-3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Trailer Towing 22-3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Turn Signal and Hazard Warning Light 8-2. . . . . . . . . . . . . . . . . . . . . . . . . .
VSC 15-3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Wireless Door Lock Control 18-8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

05CD0-06
F46284
Rear Speed Sensor and Rotor
ABS & TRACTION Actuator
(with Skid Control ECU)
Engine Room J/B

ABS NO.1 Fuse

ABS NO.2 Fuse
Combination Meter Assy

ABS Warning Lamp

Brake Warning Lamp

VSC Warning Lamp

TRAC OFF Indicator

Slip Indicator
Driver Side J/B

ECU-IG FuseStop Lamp Switch
2WD:
TRAC OFF Switch DLC 3
VSC R/B

ABS MTR Relay

ABS CNT Relay
Yaw Rate Sensor
(Deceleration Sensor)
ECM
Steering Angle Sensor
Skid Control Buzzer
Front Speed Sensor
Front Speed Sensor Rotor
2WD:
Parking Brake Switch
Rear Speed Sensor Rear Speed Sensor Rotor
- DIAGNOSTICSABS WITH EBD & BA & TRAC & VSC SYSTEM
05-783
973 Author
: Date
:
LOCATION

L PART NUMBER OF CONNECTORS
Code Part Name Part NumberCodePart Name Part Number
Note : Not all of the above part numbers of the connector are established for the supply.
2005 HIGHLANDER (EWD592U)
342
A 1A/C Ambient Temp. Sensor90980-1 1070
A2A/C Lock Sensor90980-1 1016A 2A/C Magnetic Clutch90980-1 1016
A 3Pressure SW90980-10943
A 4ABS Speed Sensor Front LH90980-1 1075A 5ABS Speed Sensor Front RH90980-11075
A 6Air Fuel Ratio Sensor (Bank 1 Sensor 1)90980-1 1178A 7Air Fuel Ratio Sensor (Bank 2 Sensor 1)90980-11178
A 8Airbag Sensor Front LH90980-1 1856A 9Airbag Sensor Front RH90980-11856
A10A/C Control Assembly90980-1 1392
A11A/C Control Assembly90980-1 1391
A12A/C Solar Sensor90980-1 1918
A13Air Inlet Control Servo Motor
A14Air Mix Control Servo Motor90980-1 1909
A15Air Vent Mode Control Servo Motor
A16
Airbag Sensor Assembly (w/ Curtain Shield
Airbag)82824-50160
A16Airbag Sensor Assembly (w/o Curtain
Shield Airbag)90980-1 1869
A17Airbag Sensor Assembly90980-1 1872
A18
Airbag Sensor Assembly (w/ Curtain Shield
Airbag)82824-50150
A18Airbag Sensor Assembly (w/o Curtain
Shield Airbag)90980-1 1867
A19Airbag Squib (Front Passenger Airbag
Assembly)
90980-12160
A20Airbag Squib (Steering Wheel Pad)
90980 12160
A21Antenna Amplifier (Front)90980-10871
A22Ashtray Illumination90980-10824
A23Automatic Light Control Sensor90980-1 1107
A24ABS Speed Sensor Rear LH90980-1 1060A25ABS Speed Sensor Rear RH90980-1 1060
A26Antenna Amplifier (Rear)90980-10871
A27Accel Position Sensor90980-1 1858
B 4Brake Warning SW90980-1 1207
B 5Blower Control SW90980-10877
B 6Blower Motor90980-10385
B 7Blower Motor Control90980-1 1676
B 8Blower Resister90980-1 1136
B 9Body ECU90980-1 1957
B10Body ECU90980-1 1956
B11Body ECU90980-1 1955
B12Body ECU90980-1 1954
B13Brake Pedal Load Sensing SW90980-10860
B14Back Door Key Lock and Unlock SW90980-1 1489
B15Back Door Lock Motor90980-1 1292B15Back Door Unlock Detection SW90980-1 1292
B17Buckle SW (Front Passenger's Side)90980-1 1019
B19Buckle SW LH90980-10942B19Seat Position Airbag Sensor LH90980-10942
C 1Camshaft Position Sensor90980-10947
C 2Camshaft Timing Control Valve
C 3Camshaft Timing Oil Control Valve LH90980-1 1162
C 4Camshaft Timing Oil Control Valve RH
C 5Condenser Fan Motor90980-10928
C 6Counter Gear Speed Sensor90980-1 1156
C 7Crankshaft Position Sensor90980-10947
C 9Cigarette Lighter90980-10760
C10Cigarette Lighter Illumination90980-1 1148
C11Combination Meter90980-1 1392
C12Combination Meter90980-1 1391
C13Combination SW90980-1 1672
C14Combination SW90980-1 1594
C16Combination SW90980-12183
C17Charcoal Canister Assembly90980-12380
C18Curtain Shield Airbag Squib LH90980-12219C19Curtain Shield Airbag Squib RH90980-12219
D 2Diode (Cooling Fan)90980-10962
D 3Data Link Connector 390980-1 1978
D 4Diode (Rear Interior Light)90980-10962
D 5Door Courtesy Light Front LH90980-1 1148D 6Door Courtesy Light Front RH90980-1 1148
D 7Door Courtesy SW Front LH
D 8Door Courtesy SW Front RH90980-10871D 9Door Courtesy SW Rear LH90980-10871
D10Door Courtesy SW Rear RH
D11Door Lock Control SW90980-10797
Door Key Lock and Unlock SW Front LH
D12Door Lock Motor Front LH
Door Unlock Detection SW Front LH90980-1 1858Door Key Lock and Unlock SW Front RH90980-11858
D13Door Lock Motor Front RH
Door Unlock Detection SW Front RH
D14Door Lock Motor Rear LHD14Door Unlock Detection SW Rear LH90980-1 1150
D15Door Lock Motor Rear RH90980-11150
D15Door Unlock Detection SW Rear RH
D16Diode (Rear Wiper)90980-10962
E 1Electronically Controlled Transmission
Solenoid90980-12326
E2Engine Coolant Temp. Sensor (2AZ-FE)90980-1 1061E 2Engine Coolant Temp. Sensor (3MZ-FE)90980-10737
E 3Engine Hood Courtesy SW90980-1 1189

L
CodePart Name Part NumberCodePart Name Part Number
2005 HIGHLANDER (EWD592U)
343
E 4Electronically Controlled Transmission
Pattern Select SW90980-10797
E 5Engine Control Module90980-12142
E 6Engine Control Module90980-12146
E 7Engine Control Module90980-12144
E 8Engine Control Module90980-12145
E 9Engine Control Module90980-12143
E10Electronically Controlled Transmission
Solenoid90980-1 1658
E12Evaporator Temp. Sensor90980-1 1918
F 1Front Fog Light LH90980-1 1660F 2Front Fog Light RH90980-1 1660
F3Front Parking Light LHF 3Front Turn Signal Light LH90980-1 1020
F4Front Parking Light RH90980-1 1020
F 4Front Turn Signal Light RH
F 5Front Wiper Deicer90980-1 1407
F 6Front Wiper Motor90980-1 1599
F 7Fusible Link Block-
F 8Front Power Outlet90980-10760
F10Front Door Speaker LH90980-10935F11Front Door Speaker RH90980-10935
F12Fuel Pump90980-1 1077F12Fuel Sender90980-11077
F14Front Washer Motor90980-1 1019
G 1Generator90980-1 1964
G 2Generator90980-09365
G 4Glove Box Light90980-1 1098
G 5Gateway ECU90980-1 1911
H 1Headlight LH (High Beam)90980-1 1659
H 2Headlight LH (Low Beam)90980-1 1660
H 3Headlight RH (High Beam)90980-1 1659
H 4Headlight RH (Low Beam)90980-1 1660
H 6Heated Oxygen Sensor (Bank 2 Sensor 2)90980-1 1930
H 7Horn LH90980-10619H 8Horn RH90980-10619
H 9Heater Relay82660-44010
H10Heated Oxygen Sensor (Bank 1 Sensor 2)90980-1 1929
H11High Mounted Stop Light90980-1 1148
I 2Ignition Coil and Igniter No.1
I 3Ignition Coil and Igniter No.2
I 4Ignition Coil and Igniter No.390980-1 1885I 5Ignition Coil and Igniter No.490980-1 1885
I 6Ignition Coil and Igniter No.5
I 7Ignition Coil and Igniter No.6
I8Injector No.1 (2AZ-FE)90980-1 1875I 8Injector No.1 (3MZ-FE)90980-1 1153
I9Injector No.2 (2AZ-FE)90980-1 1875I 9Injector No.2 (3MZ-FE)90980-1 1153
I10Injector No.3 (2AZ-FE)90980-1 1875I10Injector No.3 (3MZ-FE)90980-1 1153
I11Injector No.4 (2AZ-FE)90980-1 1875I11Injector No.4 (3MZ-FE)90980-1 1153
I12Injector No.590980-1 1153I13Injector No.690980-11153
I14Ignition Key Cylinder Illumination90980-1 1148
I15Ignition SW90980-1 1615
I16Interior Light90980-10908
I17Inner Mirror90980-1 1794
J 1Junction Connector
J 2Junction Connector90980-1 1194J 3Junction Connector90980-1 1194
J 4Junction Connector
J 5Junction Connector90980-1 1542
J 6Junction Connector90980-1 1915
J 7Junction Connector90980-1 1542
J10Junction Connector90980-10807J12Junction Connector90980-10807
J13Junction Connector90980-1 1915
J14Junction Connector90980-10976
J16Junction Connector90980-1 1915J17Junction Connector90980-1 1915
J18Junction Connector
J19Junction Connector90980-1 1542
J20Junction Connector
J21Junction Connector
J22Junction Connector90980-12374J23Junction Connector90980-12374
J24Junction Connector
K 1Knock Sensor (Bank 1)
K 2Knock Sensor (Bank 1)90980-1 1875
K 3Knock Sensor (Bank 2)
K4Key Interlock Solenoid90980-10795K 4Unlock Warning SW90980-10795
L 1License Plate light90980-1 1300
M 1Mass Air Flow Meter90980-1 1317
M 2Main SW90980-10957
M 3Multi-Display90980-12203
M 4Multi-Display90980-12410
M 5Multi-Display90980-12012
N 1Noise Filter (Ignition System)90980-10843
N 2Noise Filter (Rear Window Defogger)90980-10860
N 3Navigation ECU90980-1 1973

L
CodePart Name Part NumberCodePart Name Part Number
2005 HIGHLANDER (EWD592U)
345
S28Short Connector90980-12366
S29Short Connector90980-12365
S30Short Connector90980-10859
S31Short Connector90980-10860
S32Side Airbag Sensor Rear LH90980-12225S33Side Airbag Sensor Rear RH90980-12225
T 1Theft Deterrent Horn90980-10619
T 3Turbine Speed Sensor90980-1 1156
T 4Theft Deterrent ECU90980-12169
T 5Theft Deterrent Indicator Light90980-12063
T 6TRAC Off SW90980-1 1013
T 7Transponder Key Amplifier90980-12092
T 8Turn Signal Flasher90980-10799
T 9Towing Converter90980-1 1527
T10Trailer Hitch90980-10794
T11Tweeter LH90980-1 1013T12Tweeter RH90980-1 1013
T13Throttle Control Motor90980-1 1858T13Throttle Position Sensor90980-11858
T14Transponder Key Computer90980-1 1911
T15Telltale Light Assembly
Indicator Light Wire Sub Assembly90980-12221T16Transmission Control SW90980-12221
Transmission Shift Main SW
V 2VSV (ACIS No.2)90980-1 1149
V 4VSV (EVAP)90980-1 1156V 5VSV (ACM)90980-11156
V 6VVT Sensor LH90980-10947V 7VVT Sensor RH90980-10947
V 8VSC Warning Buzzer90980-10906
V9Garage Door OpenerV 9Vanity Light LH90980-1 1369
V10Vanity Light RH
V11Vapor Pressure Sensor90980-1 1860
V13Video Terminal90980-12221
V14VSV (Canister Closed Valve)90980-1 1859
V15Voltage Inverter90980-10799
W 1Washer Level Sensor90980-1 1068
W 3Water Temp. SW No.190980-1 1235
W 4Water Temp. SW No.290980-1 1243
W 5Wireless Door Lock Buzzer90980-1 1142
W 6Wireless Door Lock ECU90980-1 1909
Y 1Yaw Rate Sensor90980-1 1904