Page 243 of 1943

2001 PRIUS (EWD414U)
M
1
234
12 PRIUS
2ACC
IG1
ST1 AM1 4
1
120A MAIN
1B 1C
1D
5A AM1
2 1
3 52B 3 2D 6
ID Cowl si de
panel LH2K 8 1B 2
AW±B W± B
B±Y W±G
B
WB±G
W±G
J11
J UNCTI ON
CONNECTOR I15
IGNITION SW
100 A DC/ DCBATTERYF18
FUSI BLE L I NK
BLOCK NO. 2
F11 F12,
FUSI BL E LI NK
BLOCK NO. 1BCF13, D IG1 RELAY
10A
HORN
3 22N 22I62G3
W iper and W asher Power Source
D
D
L L
B± R B±R
J20
JUNCTI ON
CONNECTOR
30 A WI PER
15 A WASHER
B±Y
2H 1INT OFF
WA SHE RHI LOW+B +2 +1 +S INT1 INT2
MB1 EW WF
17 IA1 15 IA1 16 IA1
A A
J17
JUNCTION
CONNECTOR
IGCowl side
panel RH A
J 1
JUNCTI ON
CONNECTOR
IECowl si de
panel LH A H 4
HORN 13 512
4
AA J 7
JUNCTI ON
CONNECTOR J18
JUNCTION
CONNECTOR 2IA11 2
M 10 IH1
11 17 2 8 7 16 W 1
WA SHE R
MO TOR
W± B 1J 21F9
W LL±YL±W
L±B
L±R
W± B
L
L±YL±W
L±B
L±RW±B
B± W
L
L
W±B W± B
HORN
RELA Y 15
C14
HORN SW
[COMB. SW] 6L
C1 2
FRONT WI PER AND WASHER SW[ COMB. SW]
WF +B E +2 +1 + SWI PER RELAY
+2 +1 +S +B
F 9
FRONT WIPER MOTOR
Horn
E D
B±R
To Body ECU
< 17±2>
8IA2
B± R
Page 244 of 1943

2001 PRIUS (EWD414U)
M OVERALL ELECTRICAL WIRING DIAGRAM
1
234
13 PRIUS
Power Source S hift Lock Electric Tension Reducer
1120A MAIN 1 00A DC/ DC
2ACC
IG1
ST1 AM13
4
2 1
3 55A
AM1 2B 3 2D 62H1
5A
ECU±I G 2C 42I22C8
2 1
3 5
10A
ACC
D D
B B
1ID25ID1 CA
CB12 IJ1
2 1
1 3
11 IJ1
3 4
E E
DB DB
EA
IDCowl si de
panel LH A2K 8
1D 1B2D 2
W± B W±G B±YP±L
WB±GW±B W±BW±B W±B LW±BW±BW±B W± B G B±Y
B±Y B±Y B±Y
GR± R
G±W G± W GR±R GR± R
GR± R
61 3
54
J11
JUNCT I ON
CONNECTORIG1
RELA Y
F18
FUSI BL E LI NK
BL OCK NO. 2
BATTERYJ26
JUNCTION
CONNECTORJ21
JUNCTI ON
CONNECTORT 6
T ENSI ON RE DUCE R
SOLENOID
B20
T ENSI ON RE DUCE R
LH[BUCKLE SW LH]
S 2
SHI FT LOCK ECU ACC
RE LAY
F1 1 F13,
FUSI BL E LI NK
BL OCK NO. 1BDJ27 J28,
JUNCTION
CONNECTORABJ14
JUNCTI ON
CONNECTOR
J24 J25,
JUNCTION
CONNECTORABFrom Stop Light
SW< 3±4>AB
AA AA
J22 J23,
JUNCTI ON
CONNECTORAB
W± BU 1
KEY I NTERLOCK
SOL ENOI D
[ UNL OCK WARNI NG S W]
J21
JUNCTI ON
CONNECTOR I15
IGNITION SW
P±L
B± Y
B± Y
W
W±G
STP ACC I G
EKLS+ 2D 8
W±B
W±B
D
D
12 3
2
1
B L±RY B R
P1
P
P2
SLS+
SLS±SHIFT LOCK
CONTROL SW
SHIFT LOCK SOLENOIDLOCK
FREE
Page 246 of 1943

2001 PRIUS (EWD414U)
M OVERALL ELECTRICAL WIRING DIAGRAM
1
234
14 PRIUS(
Cont. next page)
2ACC
IG1
ST1 AM1 4
1
120A MAIN
1B 1C
1D2H 1
5A AM1
2 1
3 52B 3 2D 6
ID Cowl side
panel LH2K 8 1B 2
15A DOME
1J 7
A
W±B W± B B±Y W± GW
L±Y BWB±G
W± G
J11
JUNCTI ON
CONNE CTOR I15
IGNITION SW100 A DC/ DCBATTERYF18
FUSI BLE L I NK
BLOCK NO. 2F11 F12,
FUSIBLE LINK
BL OCK NO. 1BCF13, DIG1
RELA Y
5A ECU± I G 7. 5A ECU±B
2 1
5 3 2C 8
10A ACC
2D 2 2I 22C5
2B
12 3IG1 4IG16B 1B
12 3IN1 4IN15B 2A
126A 1A
123A
IFLeft kick
panel 7B 2D 4
2G 2
BA BA BA
4BCA CA
CB CB CB
3B
12C 11C 5C 8C 9C 10C2B 6B 9 IJ2 8 I J2 4IJ1B A
C
D
E
F
G
H
I
J
K CB
B
FC FC
7 8 4 2 9 1 B
C
F
GR P± B
L±RBR GR
GR P
V
GR±R
GR±R GR±R GR±R
L±Y L±Y L±Y
GR± R
P±L
R± G
B±YL±Y GR±RW
R
Y
B
L
LG
V
P
BR BRP V LGL B Y R W
B±Y R±G
L±Y
L±Y
GR±R
GR±R
GR±R
V(
*2)
P(
*2)
R
G GR± RGR± R
GR± R L±Y P±L
L±Y
Radio and Player Power Source
GR±R
7 IF1 8 IF1 5 IF1 6 IF1
F1 4
FRONT DOOR
SPEAKER L HF15
FRONT DOOR
SPEAKER RHR 8
REAR SPEAKER L HR 9
REAR SPEAKER RH
J26
JUNCTI ON CONNE CTOR
R 2 R 3,
RADI O AND P LAYE RABR 4, CJ26
JUNCTION
CONNECT OR
C 7
CENTE R CLUS TER SW
J UNCTI ON
CONNE CTORB A J27 J28,
J UNCTI ON
CONNE CTORB A J24 J25,
ACC RE LAY
3
(
*2)
(
*2)
* 1 : w/o Nav igation Syst em
* 2 : w/ Navigation System
(
*1)
(
*1)(
*1) (
*1)
TX+ TX± GND +B EJCT ACCFL± FL+ ACC+B BU+B
GND FL+ FL± FR+ FR± RL+ RL± RR+ RR± A CC+B EJ ECT BU+B GND TX± TX+
Page 248 of 1943

2001 PRIUS (EWD414U)
M OVERALL ELECTRICAL WIRING DIAGRAM
1
234
15 PRIUS(
Cont. next page)
2ACC
IG1
ST1 AM1 4
1
120A MAIN
1B
1D2H 1
5A AM1
2 1
3 52B 3 2D 6
IDCowl si de
panel LH 2K 8
AW±B W± B W±GW
WB±G
J11
JUNCTION
CONNECTOR I15
IGNITION SW
100 A DC/ DCBATTERY
F18
FUSI BLE LI NK
BL OCK NO. 2 F1 1 F12,
FUSI BL E LI NK
BL OCK NO. 1BC
IG1
RELAY
10A GAUGE
30A DOOR
AB
AA AA 2D 81B
1 2 2C 9
W±GW± B W± BL±BL±B W±B
W± BB 8 B 9,
BODY ECUAB
J24 J25,
JUNCTION
CONNECTORAB
Door Lock Control
U 1
UNLOCK
WARNI NG SW 12
IG1 2
G
B 10
MIC1 5 IG1 7 A 6
5IG1
See Power Window
System< 18±2> YYL±BW±B G±YW RRG18
654 1 2
3 15 6 10 16DCTY
LOCK
KUL KL L SWD MP X1
D13
DOOR L OCK MOTOR, DOOR KEY
L OCK A ND UNL OCK SW A ND
DOOR DETECTI ON SW FRONT L HUNLOCKP 9
P OWE R WI N DOW
MASTER SW
W±B W±B2L 62K312 A
2K 1
See Interior Light System
< 10±2> < 10±3>
63 B±Y
A
W±B
Power Source
815
7. 5A ECU±B
2C 5F
FJ27
J UNCTI ON
CONNE CTORR± G R± G
9B
BA BA
DB
L±B
Fr om Trans ponder
Key Computer< 2±16>
JUNCTI ON
CONNE CTORB A J27 J28,
1C1B 21J 72G2
2D 4
1IG1B L±Y L±Y
, F13 D
CPUB
5L±Y
15A
DOMEL±YB
B I G E KSW RCTY PCTY DCTY RX ACTD
BA
CB
L±Y
JUNCTION CONNECTORB J24 A , J25
Page 250 of 1943

2001 PRIUS (EWD414U)
M OVERALL ELECTRICAL WIRING DIAGRAM
1
234
16 PRIUS(
Cont. next page)
2ACC
IG1
ST1 AM1 4
1
120A MAIN
1B
1D2H 1
5A AM1
2 1
3 52B 3 2D 6
IDCowl side
panel LH 2K 8
AW±B W± B W±GW
WB±GJ11
JUNCTI ON
CONNECTOR I15
IGNITION SW
100A DC/DCBATTERYF18
FUSI BLE L I NK
BLOCK NO. 2
F1 1 F12,
FUSI BL E LI NK
BLOCK NO. 1BC
IG1
RELA Y
10A GAUGE
30A DOOR 7. 5A ECU±B
2C 5 B±Y
9B 7A 8A
AB
AA AA AA 2D 81B
1 22C 92L62K312 A
2K 1
W±GSee Interior Light System
< 10±2> < 10±3>
A F
53215 8
B
E F
EB
F
W± BR±G R±GB± RL
W± BR± GB± RLL±B W±B W±B
W±B W±B W±B
W±B
W± B W± BB 8 B 9,
BODY ECUAB
J24 J25,
JUNCTION
CONNECTORAB
W ireless D oor Lock C ontrol
+BU 1
UNL OCK
WA RNI NG SW J27
JUNCTION
CONNECTORJ27
JUNCTION
CONNECTOR
W 5
WI REL ESS DOOR
CONTROL RECE I VE RPRG RDA
E R±G
112 6 3
J23
JUNCTI ON
CONNECTOR
Power Source
1C1B 21J 72G2
2D 4B L±Y
F13 , D15A
DOME
BA
CB
1IG1
L±Y
B L±Y J24 J25,
JUNCTI ON
CONNECTORAB L±YIG B
E S PRG RDA K SW RCTY P CTY DCTY
5A
L±BLUG
2IF1L±B1 2W±BBJRight s ide of rear
pillar B BW±B L 4
LU GGA GE COMP ARTMENT
DOOR UNLOCK SWJ33
JUNCTI ON
CONNECTOR
L±Y
Page 252 of 1943

2001 PRIUS (EWD414U)
M OVERALL ELECTRICAL WIRING DIAGRAM
1
234
17 PRIUS
2ACC
IG1
ST1 AM1 4
1
120A MAIN
1B
1D2H 1
5A AM1
2 1
3 52B 3 2D 6
IDCowl si de
panel LH 2K 8
AW±B W±B W± GW
WB±GJ11
JUNCTI ON
CONNECTOR I15
IGNITION SW
100 A DC/ DCBATTERYF18
FUSI BLE L I NK
BLOCK NO. 2
F1 1 F13,
FUSI BL E LI NK
BLOCK NO. 1BD
IG1
RELA Y
10A GAUGE
30A DOOR 7. 5A ECU±B
2C 5 B±Y
9B
AB
AA 2D 81B
1 22C 92L62K312 A
2K 1
W±GSee Interior
Light System
< 10±2> < 10±3>
B
B
W±B W± B
R± GL±B L±B W±B
W± BB 8 B 9,
BODY ECUAB
J24 J25,
JUNCTION
CONNECTORAB
Theft Deterrent System
U 1
UNL OCK
WA RNI NG SW J27
JUNCTI ON
CONNECTOR
12 6 3
Power Source
B 10 A 6 16B 7B 17A 14 B 15 B 18 A
J27
JUNCTION
CONNECTOR
F F 815
W±B2I 42J1 2L 82L9
916
A 20 A13 B13
9IE1 10IE1
IE Co wl s id e
panel LH8C
7B
IFLeft kick
panel 4ID2
10 A
BR
W±B W±BBR LG±B
R± W
B± W B± W R±W LG±B
B±R B±R
W
R±G
R±G
A2A
4 1
A
A6 A
J 1
JUNCTI ON
CONNECTOR J 7
JUNCTI ON
CONNECTORJ27
J UNCTI ON
CONNECTOR Fro m HORN
Relay < 12±1>
RADI O AND PL AYERC B R 3 R 4,
E 2
ENGI NE H OOD
COURTESY SW C 7
CENTE R CLUS TER S W
T 1
THEFT
DETERRENT
HORN1 See Door Lock Control Sys tem
< 15±4> < 15±5> < 15±6> < 15±7> < 15±8>
B IG B E KSW RCTY PCTY DCTY SH HCTY INDHR LSR L1 UL1 RX A CTD UL2 L2 LS WP ACT+ A CT±5A
LUG
W± L
11 A
BDR D D
J26
J UNCTI ON
CONNE CTOR
7. 5A OBDII
2D 9W± L W±L
Page 253 of 1943

2001 PRIUS (EWD414U)
M
1
234
18 PRIUS
2ACC
IG1
ST1 AM1 4
1
120A MAIN
1B
1D2H 1
5A AM1
2 1
3 52B 3 2D 6
IDCowl si de
panel LH 2K 8
AW±B W± B B±Y W± GW
WB±G
W±G
J11
JUNCTI ON
CONNE CTOR I15
IGNITION SW
100 A DC/ DCBATTERYF18
FUSI BLE L I NK
BLOCK NO. 2
F11 F12,
FUSIBLE LINK
BL OCK NO. 1BCF13, D
IG1
REL AY
C 1
B1J 7
15A
DOME
2 1
3 5
2I 32K7 1B 2
2J 11
2IC1 3IC1 1IG1CBBA2D 42G 22C 5
2K 10
8IC1 9B 6A
AA AA CB CB
1IC13IQ1 7IN1 5IN1
M 21 3A 2A
IGCowl side
panel RH
P 6
POWER WI NDOW CONTROL S W FRONT RH
P11
POWER WI NDOW MOTOR
FRONT RH 1IQ15 BB1 BB134BB1
M 21
P 8
P OWER WI NDOW CONTROL S W RE AR RH
P13
POWER WINDOW MOTOR
REAR RH 1BB15BA1 BA134BA1
M 12
P 7
POWER WI NDOW CONTROL SW REAR L H
P12
P OWE R WI N DOW MOTO R
RE AR L H 1BA1 7IB1 2J 10 5K52L22L1
M 52 1418461461461
3452 1
AA F
C 1
C14 1 5 10
F
A
BILeft s ide of
rear pillar 5 235 2 3 2 5 3
89 20 11 13 12
W B± WL±O G± R
L±O G± R
W± B
W
L±W
G± B
R± W
L±W
L±W
R± L R±LY
W±R
B± L B±L W±RR±L Y R±WG±B
L±W R± WG± B
L±WW B±WL±WL±O G±RG
Y
W±B
G
Y
W±B
G
Y
W±B
W±B
Y
G
O
P± L
GR
L±Y L±Y L±WW±B
W±B
W±B W±B
L±W R±G R±G
W±B
L±W
L±W 15
2
L±W
J17
JUNCTI ON
CONNECTOR L±Y
J20
JUNCTION
CONNECTOR
P10
POWER WI NDOW MOTOR FRONT LH L±Y
JUNCTI ON CONNE CTORB A J24 J25,
J27
JUNCTION
CONNECTOR30A POWER
20A PWR1
P OWE R REL AY 10A GAUGE 7. 5A ECU±B
B 8 B 9,
BODY ECUAB
PLS LMT SGND DON DU EEU D
16
To Diode
(
Doo r Cour t e sy)
< 10±2> R±YDCTY CPUB WLSW B I G MPX1
P 9
POWER WI NDOW
MASTER SW See Int erior
Light Sy stem
< 10±2>
2K 13
Power W indow Power Source
PCT SU SD
EU DSD SU PCT
D U E PCT SU SD
JUNCTI ON
CONNE CTORB A J14 J15,
5IG1
Y
B I G RX DCTY FLU FLD RRU RRD RLU RLD
1BE
2D 8
W± B
Page 254 of 1943
2001 PRIUS (EWD414U)
M OVERALL ELECTRICAL WIRING DIAGRAM
1
234
19 PRIUS(
Cont. next page)
1B 1C
1D2H 1
A
5A AM12 1
3 5
120A MAIN1I15
IGNI TION SW2B 3 2D 6
IDCowl si de
panel LH 2K 8
W±B W±B
B±Y W± GW
B
WB±GJ11
J UNCTI ON
CONNECTOR BATTERYF18
FUSI BLE L I NK
BLOCK NO. 2IG1
RELAY
F10 F11,
FUSI BLE LI NK
BL OCK NO. 1ABF12, C
100A
DC/ DC 1A
W W± G10A GAUGE
2A 53
322A2B9A 10 A
3B 14 A
IHRight k ick
panel2IP1 1IP1
4 3
2 1
4 3
2 1
3 1
6 4
2 22 22 33
22 22 333 2ACC
IG1
ST1
IG2
ST2 AM1 4
6 7AM2
1B 21K 41K6
30A ABS NO. 2 20A ABS NO. 3 15 A AM2
3C B
14 IA2
J 1J 92G12C 2G
H
L
40A ABS NO. 1 10A ABS NO. 4
KI F
M
N
O
P
6
2B7
2A
Power SourceABS
W± B G±WG Y±GL±O LG±RY± BB±LGR GR ±BR V± R B± WL B± W
D
E
L±O Y±BY±B
L W± R
B± L
W± L
BLG±WY± GG LG±RW±B
R
Y± BL
BR
D , F13
WL
W±R
1 2
W± L
B± WHYDRO MTR
NO. 1 RELAY HYDRO MTR
NO. 2 RELAYABS SOL
RE LAY L
L
L
BY± B
W±R
12
21
C10 C11,
COMB I NATI ON
METERAB
BRAKEABS
B±Y
22I5A E CU± I G
A B±Y