2003
PRIUS (EWD493U)
1
2
3
4
21 PRIUS
2
ACC
IG1
ST1
IG2
ST2
AM1
7 AM2
1
12
0A
M
A
IN
1 B
1 C
1 D
2H
1
5A
A
M
1
2B
3
ID
Cowl side
panel LH
2K
8
1B
2
15A
AM2
1J
9
2C
2
2G
1
A
W–
B
W–
B
W–
G
W
W–
R
B
WB
–
G
W–R
W–G
I15
IGNITION SW
10
0A
D
C
/D
C
BATTERY
F18
FUSIBLE LINK
BLOCK NO. 2
F11
F12
,
FUSIBLE LINK
BLOCK NO. 1
B
C
F13
, D
SIL
TC
5 B
12 B
19 B
6 B
12 C
9 C
7 C
10 C
1
2
SPIRAL
CABLE
2
1
2
1
14 B
13 B
10 B
11 B
9 B
20 B
2
1
15 B
26 B
B–
W
IG2
Y–
R
Y
Y–
B
A17
A18
,
AIRBAG SENSOR ASSEMBLY
A
B
Y–
G
B–
W
BR
–
W
W–
R
BR
F 2
FRONT AIRBAG
SENSOR RH
A21
AIRBAG SQUIB
(Steering Wheel
Pad)
A20
AIRBAG SQUIB
(Front Passenger
Airbag Assembly)
F 1
FRONT AIRBAG
SENSOR LH
–SL
+SL
–SR
+SR
P–
P+
D–
D+
GR
LG
L–
Y
P
ESR
SSR–
SSR+
VUPR
ACC
3 IL1
4 IL1
1 IL1
2 IL1
BR
–
W
W–
R
BR
GR
W
P–
B
A19
, C
B–
O
To Data Link Connector 3
<2–5><2–6>
2
1
6 A
5 A
Y–
R
Y–
G
S 6
SIDE AIRBAG
SQUIB LH
SFL–
SFL+
C
2 C
1
2
1
Y–
G
Y–
R
S 7
SIDE AIRBAG
SQUIB RH
SFR+
SFR–
2E
3
C
5 C
6
2
1
Y–
B
Y
P15
PRETENSIONER
RH
PR–
PR+
W–
B
PL+
PL–
P14
PRETENSIONER
LH
Y
Y–
B
A
1
2
1
2 A
4
3
2
1
1
2
3
7 A
10 A
12 A
9 A
4
GR
–
L
LG
–
B
L–W
P–
L
ESL
SSL–
SSL+
VUPL
3 B
LA
B–
Y
2E
1
2A
9
2B
4
B–
Y
L
W
P–
B
2B
5
2E
2
B–
W
10
A
A
C
C
2D
2
2
1
3
5
2C
8
1
0
A SR
S
A
C
C
2E
4
GR
–
R
P–
L
6
B–
W
3
P–L
A
CC R
E
L
A
Y
S 4
SIDE AIRBAG SENSOR LH
S 5
SIDE AIRBAG SENSOR RH
S R S
P o w e r S o u rc e
C
B
C
A
5
B
14
A
16 A
LBE+
8
T
o
Bu
c
kle
SW
L
H
<
9
–3>
RBE+
23 B
L
GSW2
To
H
yb
rid
V
e
h
ic
le
C
o
nt
ro
l E
C
U
<
1
–20
>
11
Fr
o
m
B
u
c
kle
S
W
R
H
<
9
–3>
G–
O
A
C
G–
O
GR–R
B
B
GR–R
J26
JUNCTION
CONNECTOR
C10
C11
,
SRS WARNING LIGHT
[COMB. METER]
A
B
J27
J28
,
JUNCTION
CONNECTOR
A
B
* 1 : w/ Side Airbags
(*1
)
(*1
)
(*1
)
(*1
)
(*1
)
(*1
)
(*1
)
(*1
)
(*1
)
(*1
)
(*1
)
(*1
)
28 B
E2
J11
JUNCTION
CONNECTOR
Right kick
panel
W–
B
IH
B
27
E1
W–
B
2A
7
2B
6
L
LB
R
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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