2003 PRIUS (EWD493U)
71
IO1
6
I 7
C
20
B
18
I 7
IK1
7
IK1
6
IE1
1
IE1
2
D
1
D
12
IK1
1
IE1
22
D
7
D
11
I 6
A
D
D
16
B
E
B
E
B
E
A
4
1
2
A
23
A
24
C
10
C
18
C
19
C
28
C
27
1
4
2
2
IE1
12
2
4
3
1
L
P
Y
BR
O
Y–
R
W–
G
LG
W–
G
B–
W
B–
W
P–
L
W
(*1
)
BR
BR
B
BR
BR
Y
G–
Y
BR
(*1
)
BR
BR
B
B
B
B
(* 1)
(* 1)
P–
L
W
P–
L
W
(*1
)
(*1
)
(*1
)
CA
M
S
HA
F
T
T
IM
ING
O
IL
C
O
N
T
R
O
L
VAL
VE
C 2
VSV
(H
C
AD
SO
R
BER
AN
D
C
A
T
A
L
YST
SYST
EM
)
V 3
H
EAT
ED
O
XYG
EN
SEN
S
O
R
(BAN
K 1
SEN
SO
R
1
)
H 3
H
EAT
ED
O
XYG
EN
SEN
SO
R
(BAN
K 1
SEN
SO
R
2
)
H 9
B
J
UNCT
IO
N
CO
NNE
CT
O
R
B
J2
2
A
, J2
3
HT1B
OX1B
E11
OX1A
HT1A
HCC
E2
SPHV
1
3
HTE–
HTE+
ETH+
ETH–
OCV–
OCV+
FAN
FR
O
M
FA
N
N
O
.
1
A
N
D
F
A
N NO
. 2
RE
L
A
Y
(* 1)
(* 1)
(* 1)
(* 1)
* 1 : SHIELDED
E10
,
D
C
, E
9
A
E 8
,
E 7
B
ENGINE CONTROL MODULE
I 6
(*1
)
BR
D
5
V–
W
SPD
T
O
C
O
M
B
IN
A
T
IO
N
ME
T
E
R
SPDO
HTE–
HTE+
ETH+
ETH1
D
6
D
29
D
19
D
28
D
27
C
21
G
GO
GO
B
10
C
16
R–
Y
ESTP
ESTP
D
8
D
1
HYBRID VEHICLE CONTROL ECU
D
H12
, H14
B
15A
STOP
FROM POWER SOURCE SYSTEM (SEE PAGE 50)
2K
9
1
2
D B
E A
ST
O
P
L
IG
H
T
SW
S 3
JU
NCT
IO
N
CO
N
N
E
C
T
O
R
B
J1
4
A
, J1
5
G–
W
G–
W
R
–
B
STP
G–W
IA2
9
G
HT1A
E1
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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