2003
PRIUS (EWD493U)
11
12
10
9
(Cont. next page)
2 PRIUS (Cont’ d)
2
1
5 B
2
1
6 B
2
1
1 A
2
1
2 A
14 C
2 B
22 C
9 IO1
B B
C A
C A
C A
15 IO1
3 BC1
7 BC1
4 BC1
C
F
G
H
I
C A
A B
A B
5 BC1
1 BC1
1
2
2 BC1
6 BC1
11 C
13 C
7 A
8 A
30 A
1
2
23 A
24 A
23 B
B
21
7 IK1
6 IK1
1 IK1
1 IE1
2 IE1
22 IE1
1 D
12 D
16 D
D A
E B
E B
E B
18 B
11 D
7 D
1
2
D
A
A
C
D
E
E
R–G
B–W
B
B–W
BR
B
B
(*1)
B–W
B–W
B–W
B–W
B–R
BR
BR
BR
B
B–
W
B–
W
B–
W
B–
W
Y
B–
R
L–W
R–
W
B–
R
B
B
B
BB
L
L
P
L
Y–
R
W–
G
V–
W
V
–
W
B
R
Y–
R
Y–
R
Y–
R
Y–
R
L–R
BR
Y–
R
P
L
BR
BR
L–
R
BR
BR
BR
P–
L
W
P–
L
W
P–
L
W
(*1
)
BR
BR
Y
G–
Y
I 5
IN
JE
CT
O
R
NO
. 1
I 6
IN
JE
CT
O
R
NO
. 2
I 7
IN
JE
CT
O
R
NO
. 3
I 8
IN
JE
CT
O
R
NO
. 4
N 1
NO
IS
E
F
IL
T
E
R
(Ig
n
iti
o
n
)
V 1
V
A
CUU
M
S
E
NS
O
R
(H
C
A
d
so
rb
er
an
d
C
a
ta
lyst
S
y
st
e
m
)
V 4
VAPOR PRESSURE SENSOR
J 8
J 9
,
JUNCTION
CONNECTOR
A
B
JU
N
C
T
IO
N
CO
NN
E
C
T
O
R
B
A
J1
2
J
1
3
,
T 2
THROTTLE CONTROL MOTOR
H 3
HEATED OXYGEN SENSOR
(Bank 1 Sensor 1)
H 9
HEATED OXYGEN SENSOR
(Bank 1 Sensor 2)
J22
J23
,
JUNCTION
CONNECTOR
A
B
V 5
VS
V
(C
a
nis
ter
Cl
o
se
d
V
a
lv
e
)
C 2
CA
M
S
HA
F
T
T
IM
IN
G
O
IL
CO
NT
RO
L
V
A
L
V
E
T 3
THROTTLE POSITION
SENSOR
HCLS
VC
PTNK
VTA
VTA2
E2
HT1A
OX1A
#10
# 20
#30
#40
TBP
CCV
M–
M+
1
V 6
VSV(Parge Flow
Switching Valve)
(*1
)
1
2
GE01
OCV+
OCV–
2
3
2
1
1
2
3
4
1
3
1
3
4
2
BR
Y–R
Y–R
BR
(*1
)
(*1
)(
*1
)
(*1
)
(*1)
(*1)
E11
OX1B
HT1B
(*1
)
IE1
12
B
2
4
3
1
R–G
B–W
* 1 : Shielded
E n g in e C o n tro l
E 7
E 8
,
ENGINE CONTROL MODULE
A
B
E 9
, C
E10
, D
A
C
A
C
B B
D
9
B–
W
, J
2
5
J2
4
A
B
JU
N
C
T
IO
N
CO
NN
E
C
T
O
R
IGSW
B–
W
B–
W
B
B
B–R
B–R
B
C
20
6 IO1
1
2
B–
W
B
–
W
B
HCC
V 3
VSV
(HC
A
d
so
rb
e
r a
n
d
C
a
ta
ly
st
S
yst
e
m
)
B
BR
VC
VTA1
VTA2
E2
IO1
7
BR
HCLS
E2
VC
VC
PTNK
E2
E1
HT1A
OX1A
+B
E1
OX1B
HT1B
+B
Summary of Contents for 2003 Prius
Page 21: ...2003 PRIUS EWD493U 20 F RELAY LOCATIONS Engine Compartment Instrument Panel ...
Page 22: ...2003 PRIUS EWD493U 21 F Body ...
Page 26: ...2003 PRIUS EWD493U 25 MEMO ...
Page 27: ...2003 PRIUS EWD493U 26 F RELAY LOCATIONS Engine Room J B EngineCompartment Left See Page 20 ...
Page 28: ...2003 PRIUS EWD493U 27 F ...
Page 29: ...2003 PRIUS EWD493U 28 F RELAY LOCATIONS Engine Room J B Inner Circuit ...
Page 30: ...2003 PRIUS EWD493U 29 F ...
Page 31: ...2003 PRIUS EWD493U 30 F RELAY LOCATIONS Instrument Panel J B CowlSide Panel LH See Page 20 ...
Page 32: ...2003 PRIUS EWD493U 31 F ...
Page 33: ...2003 PRIUS EWD493U 32 F RELAY LOCATIONS Instrument Panel J B Inner Circuit ...
Page 34: ...2003 PRIUS EWD493U 33 F ...
Page 49: ...2003 PRIUS EWD493U 48 MEMO ...
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Page 203: ...2003 PRIUS EWD493U 202 J POWER SOURCE Current Flow Chart ...
Page 204: ...2003 PRIUS EWD493U 203 J ...
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Page 222: ...L Code Part Name Part Number Code Part Name Part Number 2003 PRIUS EWD493U 221 ...
Page 223: ...M OVERALL ELECTRICAL WIRING DIAGRAM 2003 PRIUS EWD493U 222 ...
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Page 269: ...2003 PRIUS EWD493U MEMO ...
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