o2 sensor TOYOTA HIGHLANDER 2001 Service Manual PDF

2005 HIGHLANDER (EWD592U)
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B 29
W
E 6
MPX2
18
22 24 MPX1
G125 12 3J
IB2 1
IF3 5
A 10
B 9
VY O GR
IL2 1
GR
SB
SB BR
MPX2
R PBEW
BRY
BR
4A 3E 1
G
GR4F 7IB2 87 8
P 5
MPX2
MPX1
G GR
IL2A 9
B 2MPX-
MPX+
B 2 B 1
A 2 A 1 MPX1 6
A17MPX2 MPX1
V G
21 A 9 B
VC11(
A)
, C12(
B)
S30(
A)
, S31(
B)B 9(
A)
, B10(
B)
A10(
A)
, A11(
B)
A/C Control Assembly
Airbag Sensor Assembly
Body ECU
Combination Meter
Engine Contr ol Module
Power Window Master SW
with ECU Short Connector

2005 HIGHLANDER (EWD592U)
285
IF2 10
IC3 8
EA A1
2
BR P Y- B W- B Y- B
Engine Control Module
Skid Control ECU
with Actuator
L
V
B
W
P
BR
Combination SW
J 3
W 1
IC3 7
IF3 7 15A
H- LP
RH LWR
2
R- Y B G
2 1
IF3 15
IC4 1
EB A
R R- B W- B R- B
J 4
B 4
B
Washer Level
Malfunction
Indicator Lamp
Brake
ABS
VSC
Beam
Turn LH
Turn RH
19 AA 15 A 14 B 16
7 A 17 11 B B 10 B 4 B 12
L
GRTurn Signal Flasher SlipDriver' s
Seat Belt
TRAC OFFAirbag
A/T
OI L TEMP
MAINT REQD
Tire Air
Pressure(
2WD) (
2WD)
13 A 10A
IGN
1G 6
4M 4
4E 1
W
SB P
J 6
E E
IL1 9 P
P
(
USA) (
USA)
* 1 : 3MZ- FEFr om Power Source System (
See Page 62)
Brake Warning SW
Junction
ConnectorJunction
Connector
Junction
Connector Washer Level
Sensor
Combination Meter C11(
A)
, C12(
B)
2 1

2005 HIGHLANDER (EWD592U)
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Combination Meter
IB2
IF3 5
A 10
B 6
B 18
B 29
I 31
Y O W GR GR
IL2 1
GR
SB
MPX2
MPX1
MPX1
MPX2
10
Y
S20
MPX1
Y
C 22
Y- B
MOPS
1
O 1
3E 1
E 19
G- B
THW2 1
E 2BRT 4
MPX1
V
(
*6)
3J 12G
G
GR
(
*5) (
*5)
B 9 A 21 3H 531
IE 1 6
B 9(
A)
, B10(
B)
C11(
A)
, C12(
B)
E 6(
B)
, E 7(
E)
, E 9(
C)
Body ECU
Combination Meter
Engine Coolant Temp.
Sensor
Engine Control Module
Oil Pr essure SW Sliding Roof
Control ECUTheft Deterrent ECU
E 28A 5
B 5
E2
BR
Short Connector S28(
A)
, S29(
B)
E14
W- BBR
BR
(
*1) (
*7) (
*7)(
*1)

2005 HIGHLANDER (EWD592U)
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3
O 3Y
(
*2)
44O4F 7IB2 87 8
P 5
MPX2
MPX1
4A 5A 9
B 2MPX-
MPX+
G
A 2A1
B 2B1 A17
MPX2 MPX1
22 24
4 11
G 5
MPD2
MPD1
V
(
*3) G
(
*3)G
(
*4) BR BR BRSB V
G
R GR
IL2 12
A10(
A)
, A11(
B) S30(
A)
, S31(
B)
A/C Control Assembly
Airbag Sensor
Assembly
Gateway ECU Option Connector 1Power Window Master SW
with ECU
Shor t Connector
* 2 : w/o Theft Deterrent System * 1 : 3MZ- FE
* 3 : w/ Navigation System
* 4 : w/o Navigation System
* 5 : w/ Moon Roof
* 6 : w/ Theft Deterr ent System
* 7 : 2AZ- FE

2005 HIGHLANDER (EWD592U)
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25 1322
22
R- Y
B- Y
1 2
B- Y L- W
W- B
EG
W- BR- W
B- Y2G 7
2A 82G 6
A A
IK2 7
Y B- RB- R
Y
B- R
B- R
B- R FAN NO. 1
Relay
R 1J 5
B- Y
R- Y
R- Y B- R B- RY
R- W10A
HEATER
1G 8
FAN
CFE 2
E 14 E19
C 82 1
G- B
E 2
THWBR
EB2 5MFrom Power Source System (
See Page 62)
E 7(
E)
, E 9(
C)
Engine Coolant
Temp. Sensor
Engine Contr ol
ModuleJunction
Connector
Radiator Fan
Motor
E 28
E2A 5
B 5
BR
Shor t Connector S28(
A)
, S29(
B)

2005 HIGHLANDER (EWD592U)
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Automatic Air Conditioning
10A
HEATER
1K 13
IK4 1
25 413A A1G 8
3A 4
3J 7
IL2 2
A 7A2
IH1 2IL25
IH1 1
21
IH1 3
IAM B 14AMH
B 13AMC
B 12SG- 1
B 11S5- 1
IJ1 1IJ12IJ13IJ14IJ15B 10TP
IJ1 6B 5TE
A14
B
GR
P
O
SB
LG Y- G
Y
LG- R LG- R
P- L P- L
O O
5421 2
4
B 6A
3
B- Y
Y
B Y
BRJ 5
BR O
HR IG+H 9
LG W P- LB
W- B
YY
W
50A HTR
7F 7
4L 74H 7
IC
W- B
I12 W- B
B
I14
1 2
E12VMSI
G- Y
A 17BLW
1 GND
W- BB
3
+B
RB 7BBW- B
ILL+ ILL- ILL- ACC IG BLK STX ILL+ +B 16 12 13 1 2 15 14 6 7
LG- R
LG- R Control Panel
M From Power Source System (
See Page 62)
A10(
A)
, A11(
B)
A/C Control Assembly
Air Mix Control Servo Motor
Blower Motor
Blower Motor
Control
Evapor ator Temp. Sensor
Fusible
Link Block
Heater
Relay
Junction
Connector

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M B 8AOF
B 7AOD
B 1SG- 4
B 9S5- 4
IL2 15 IL24IL213 IL23IL214B 6TPO
A15
V
G
B
BR
R LG
L
W
B
G
54123A 4MR/F
A 6AIF
A 5AIR
A13 7. 5A
ECU- B
2A 47. 5A
RAD
NO. 2
1K 3
IC3 5
1K 23I11 1G 10 3A13
A 12
+BA 13
ACCB 3B4 B 15 B16
W- L
V BR W
GR
W
L
Y
W
S5- 3 TS SG- 3 TR
521
Y
W
B
YY
2 1
R 62 1A12
CLK DPD SWD HAZ GND SG 89101834Control Panel
A 11GND
3F 133J 6
IB
W- B W- B
A 14DIM
SB
T15DIM 6 From Power Source System (
See Page 62)
A10(
A)
, A11(
B)
A/C Control Assembly
A/C Solar Sensor
Air Inlet Control Servo Motor
Air Vent Mode Control Servo Motor
Room Temp. Sensor
Telltale Light
Assembly

2005 HIGHLANDER (EWD592U)
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Automatic Air Conditioning
2B
B 1B
5IK332
B- R B
TAM MPD2 MPD1
E 28
BR BR
E2 * 4 : w/o Navigation System * 3 : w/ Navigation System * 2 : 2AZ- FE * 1 : 3MZ- FE
(
*2) (
*1)BR
BR
BR
EE 5B
5A
6 EB2
A 1
2
1
A 3G 5 A17
MPX2 MPX1 22 244
11
BR
BR
V(
*3) G(
*3) R BRP 5
3E 13J 12
G
2A 1A YIB2 8
4F 7
4A 5
IL2 12
B 2
A 9MPX-
Y
IB2 1
IF3 5
A 10
B 6
B 18 B2 2A8
22C 2E3
IK3 18
B 1C 23
IK3 2
1
4
EH A2 13EB2 9
ED A A
J 7
W
J 2 78 MPX1 MPX2
SB
YV
GR G(
*4)
MPX2
MPX1
MPX1
LCK1
BR BRW- B G L
W- L
B- Y A 2
OY-G
Y- G
OMG CLT
Relay IK27
23 15 B- R
MPX+
A 21 9 BIL2 1B 29
SB GR
MPX- MPX+Y
HP MPX2ACMG
Diode
(
Cooling Fan) Y- G
(
*1) B 9(
A)
, B10(
B)
E 6(
B)
, E 7(
E)
, E 9(
C)
A10(
A)
, A11(
B)
S30(
A)
, S31(
B)
Dual
S28(
A)
, S29(
B)
C11(
A)
, C12(
B)
A/C Ambient Temp. Sensor
A/C Magnetic Clutch
A/C Lock Sensor Pr essure SW
A/C Contr ol Assembly
Air bag Sensor
Assembly
Body ECU
Combination MeterEngine Control Module
Gateway ECU
Ju nctio n
ConnectorJunction
Connector Power Window Master SW
with ECU
Short ConnectorShort Connector
E14 : * 1
E 9 : * 2
BR
1 2Engine Coolant
Temp. Sensor E 2
E 19THW
G- B G- B BR
W- B
W- B
BR
(
*2) (
*1) (
*1)(
*2)

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A 4A6A5
A13M
A14 54312B 14 B13 B10 B11 B12
IJ1 1
B Y- G
YGR
IJ1 2
OSB
IJ1 5
P- L O
IJ1 4
P
IJ1 3
I14
LG- R LG- R
IJ1 6
1 2B 5Y Y
LG G- Y LG- R
LG- R
B WY
MR/F AIF AIR AMH AMC TP S5- 1 SG- 1 TE 1416121312151154678910183
IG +B ILL+ ILL+ ILL- ILL- ACC 5V TEST SG BLK STX CLK DPD SWD HAZ GNDControl Panel
1 2 5A10(
A)
, A11(
B)
A/C Control Assembly
Air Inlet Control Servo Motor
Air Mix Control Servo Motor
Evaporator Temp.
Sensor E12

2005 HIGHLANDER (EWD592U)
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Manual Air Conditioning
Y
B 2IL2 12
4A 54F 7 A 9
P 5G
BR
MPX+ MPX-
B 8B7B1B9B6
IL2 15 IL24IL213 IL23IL211
M 5 4123
V
G
B
BR
R GB WL LG
AOF AOD SG- 4 S5- 4 TPO
A153J 123E 1
B 1B2
A 1A2IB2 8MPX1 MPX2
IB2 1
IF3 5
(
*4)
G 5
8
24 22 MPD1
MPD2
R
R
GR R
V SB BR
BR
OYGR
7 11
MPX1 MPX2
A17
Y
Y
Y
O A 14
DIM DIM
T1 56
G SB
G
V (
*3)
(
*3)4
S30(
A)
, S31(
B)
A10(
A)
, A11(
B)
A/C Control Assembly
Air Vent Mode Control Servo Motor Airbag Sensor Assembly
Gateway ECU
Power Window Master SW
wi th ECU Short ConnectorTelltale Light Assembly