TOYOTA PRIUS 2001 Service Repair Manual

2001 PRIUS (EWD414U)
C 10 C9
B 7 C 8
IF
R
G
G
R
BR BRGR
BR BR
TX± TX+ GND
310 874
CF CF
F
C MULTI
DISPLAY M 5
CENTER CLUSTER SW C 7
JUNCTION
CONNECTOR J26
IJ1 21 BR
BR BR
* 1 : W/ NAVIGATION SYSTEM
* 2 : W/O NAVIGATION SYSTEM
RADIO AND PLAYERB R 2 , R 3AC, R 4 G
R
12 C
GR GR
ACC
1
11 C
P±B P±B
EJCT
9
5C
L±R L±R
+B
2
GND TX+ TX± GND ACC+B EJECT BU+B TX+ TX±

2001 PRIUS (EWD414U)
RADIO AND PLAYER
R3 (B) RADIO AND PLAYER
(B)4±GROUND : Always approx. 12 volts
(B)3±GROUND : Approx. 12 volts with the ignition SW at ON or ACC position
(B)7±GROUND : Always continuity
N2 NAVIGATION ECU
9±GROUND : Always approx. 12 volts
18±GROUND : Approx. 12 volts with the ignition SW at ON or ACC position
17±GROUND : Always continuity
: PARTS LOCATION
CodeSee PageCodeSee PageCodeSee Page
C736J27A37R3B37
F1438J28B37R4C37
F1538M537R839
J2437N239R939
J2637R2A37
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CodeSee PageJunction Block and Wire Harness (Connector Location)
1J27Engine Room Main Wire and Engine Room J/B (Engine Compartment Left)
2D30Instrument Panel Wire and Instrument Panel J/B (Cowl Side Panel LH)
2G31Engine Room Main Wire and Instrument Panel J/B (Cowl Side Panel LH)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CodeSee PageJoining Wire Harness and Wire Harness (Connector Location)
IF142Instrument Panel Wire and Floor Wire (Left Kick Panel)
IG142Front Door LH Wire and Instrument Panel Wire (Left Kick Panel)
IJ144Floor No 3 Wire and Instrument Panel Wire (Under the Instrument Panel Center)IJ244Floor No.3 Wire and Instrument Panel Wire (Under the Instrument Panel Center)
IN144Front Door RH Wire and Instrument Panel Wire (Right Kick Panel)
: GROUND POINTS
CodeSee PageGround Points Location
IF42Left Kick Panel
SERVICE HINTS

2001 PRIUS (EWD414U)
MEMO

2001 PRIUS (EWD414U)
NAVIGATION SYSTEM
15A
DOMEFROM POWER SOURCE SYSTEM (
SEE PAGE 50)
1J 710A
ACC
2D 2
A 18 A 910 B B 5
L±Y
GR ±R
R
G GR±R L±Y
+B ACCTX1+ TX1 ± 2G 2
2D 4
L±Y
B CA CJUNCTION
CONNECTORB J27 A , J28
L±Y
L±Y GR±R
GR±R
NAVIGATION ECUB N 2 , N 3AB C A BAB
JUNCTION
CONNECTORB J24 A , J25
AM 6, M 5 B
MULTI DISPLAYC , M 7
C 1 C 4B5B10
B C
IJ1 4 IJ1 1
GR±R GR±RL±Y
B
BJUNCTION
CONNECTOR J26IJ1 6IJ17IJ1226B
IJ1 16
2B
R B 2
W R
G
W(
SHIELDED)
(
SHIELDED) (
SHIELDED)
(
SHIELDED)
5A
ECU±IG
2I 2
ID1 5C 2
P±B
14 A
P±B
D
D
E D
D
E
JUNCTION
CONNECTOR J14
JUNCTION
CONNECTOR J21
JUNCTION
CONNECTOR J26B±Y B±Y
B±Y
B±Y11 A A4 12 5
G
R
GATEWAY ECU G 1
A 13
ID1 7
B E
A E
1
R±Y R±Y R±Y
PARKING
BRAKE SW P 2
JUNCTION
CONNECTORB J12 A , J13
I 5
BR
13
TC
DATA LINK
CONNECTOR 3 D 2 IG ACC +B1 PKB TC TX1+ TX1± VG RTX3 ± TX3+ GTX± GTX+

2001 PRIUS (EWD414U)
A 17
IF
R
G
G
R GR BR
87
CF CF
F
CCENTER
CLUSTER SW C 7
GNDJUNCTION
CONNECTOR J26 M 7 , C
MULTI DISPLAYB M 5 , M 6A
AN 3, N 2 B
NAVIGATION ECU IJ1 17 IJ118 IJ119 IJ120
B 7
G3B B1
BVRB 6
VG B 7
R
B 3
G
B 1
Y
A 5
IJ1 3
A 52B 7
2A 6
A 13 B110A
GAUGE FROM POWER SOURCE SYSTEM (
SEE PAGE 50)
2C 3
25 13
IJ1 5A 14REV
R
G
Y
V±W V±W
V±W V±W
L
W± G
R±L R±B
R±B
R±BBR BR
COMBINATION METERB C10 , C11A 10 9
BACK±UP
LIGHT
RELAY B 5
RADIO AND
PLAYER R 4C 6
A 3A10
(
SHIELDED) (
SHIELDED)
SPDR±L
IJ1 21
BR
15 IJ1
8B
SYNCB 8
B B
A 14
IH 2A7
2B6
L
BR TX± TX+
GND1
G SYNC B VR SPD TX+ TX±
TX+ TX± A G
A GAG J27
JUNCTION
CONNECTORA
A DA D
J27
JUNCTION
CONNECTORA

2001 PRIUS (EWD414U)
NAVIGATION SYSTEM
N2 (A) NAVIGATION ECU
(A) 9±GROUND : Always approx. 12 volts
(A)18±GROUND : Approx. 12 volts with the ignition SW at ON or ACC position
(A)17±GROUND : Always continuity
M7 (C) MULTI DISPLAY
(C)2±GROUND : Approx. 12 volts with the ignition SW at ON position
(C)4±GROUND : Approx. 12 volts with the ignition SW at ON or ACC position
(C)6±GROUND : Always continuity
: PARTS LOCATION
CodeSee PageCodeSee PageCodeSee Page
B536J1437M6B37
C736J2137M7C37
C10A36J24A37N2A39
C11B36J25B37N3B39
D236J2637P237
G137J27A37R437
J12A37J28B37
J13B37M5A37
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CodeSee PageJunction Block and Wire Harness (Connector Location)
1J27Engine Room Main Wire and Engine Room J/B (Engine Compartment Left)
2A
2B30Instrument Panel Wire and Instrument Panel J/B (Cowl Side Panel LH)2C30Instrument Panel Wire and Instrument Panel J/B (Cowl Side Panel LH)
2D
2G31Engine Room Main Wire and Instrument Panel J/B (Cowl Side Panel LH)
2I31Cowl Wire and Instrument Panel J/B (Cowl Side Panel LH)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CodeSee PageJoining Wire Harness and Wire Harness (Connector Location)
ID142Instrument Panel Wire and Cowl Wire (Left Kick Panel)
IJ144Floor No.3 Wire and Instrument Panel Wire (Under the Instrument Panel Center)
: GROUND POINTS
CodeSee PageGround Points Location
IF42Left Kick Panel
IH42Right Kick Panel
: SPLICE POINTS
CodeSee PageWire Harness with Splice PointsCodeSee PageWire Harness with Splice Points
I544Instrument Panel Wire
SERVICE HINTS

2001 PRIUS (EWD414U)
MEMO

2001 PRIUS (EWD414U)
GATEWAY SYSTEM
10A
ACC
2D 27. 5A
ECU±B FROM POWER SOURCE SYSTEM (
SEE PAGE 50)
2C 55A
ECU±IG
2I 2
A CAF
B CBH
ID1 5
B D
A E
ID 2D 8
2K 8 12 5 14 7
E
A4 3 15 13
D D
11 4
A E
112 16 14
D D
11 2 8 9
4
A
AGR±B W± BGR±L
MPX2
MPX+
MPX±
MP2+ MPD1 CG GN D GTX+ GTX±
GR GR±B GRGR±L W±B
GR± B W±B W±B W±B W±BW±BR GGR±R
R±G R±GGR± R
B±Y B±Y B±Y B±Y
JUNCTION
CONNECTORB J27 , J28
AJUNCTION
CONNECTOR J14
JUNCTION
CONNECTOR J21
GATEWAY ECU G 1ENGINE
CONTROL
MODULE E10
BODY
ECU B 8
COMBINATION
METER C11 ACC BATT IG MPD2MPX1
MPX±
MPX+
MPX+
A/C
AMPLIFIER A 7 JUNCTION
CONNECTOR J21
JUNCTION
CONNECTOR J24
JUNCTION
CONNECTOR J11 MULTI DISPLAY M 5JUNCTION
CONNECTORB J22 , J23
A TX3± TX3 +

2001 PRIUS (EWD414U)
G1 GATEWAY ECU
8±GROUND : Always approx. 12 volts
2±GROUND : Approx. 12 volts with the ignition SW at ON position
9±GROUND : Approx. 12 volts with the ignition SW at ACC or ON position
7, 14±GROUND : Always continuity
: PARTS LOCATION
CodeSee PageCodeSee PageCodeSee Page
A736J1137J2437
B836J1437J27A37
C1136J2137J28B37
E1036J22A37M537
G137J23B37
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CodeSee PageJunction Block and Wire Harness (Connector Location)
2C30Instrument Panel Wire and Instrument Panel J/B (Cowl Side Panel LH)2D30Instrument Panel Wire and Instrument Panel J/B (Cowl Side Panel LH)
2I31Cowl Wire and Instrument Panel J/B (Cowl Side Panel LH)2K31Cowl Wire and Instrument Panel J/B (Cowl Side Panel LH)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CodeSee PageJoining Wire Harness and Wire Harness (Connector Location)
ID142Instrument Panel Wire and Cowl Wire (Left Kick Panel)
: GROUND POINTS
CodeSee PageGround Points Location
ID42Cowl Side Panel LH
SERVICE HINTS

2001 PRIUS (EWD414U)
ELECTRIC TENSION REDUCER
5A
ECU±IG FROM POWER SOURCE SYSTEM (
SEE PAGE 50)
2C 4
IJ1 12
2 1
1 3
IJ1 11
B D
A E
ID 2D 8
2K 8A
A A
B±Y B±Y G W± B W± B W±B W±B W±B
TENSION REDUCER
SOLENOID T 6
TENSION REDUCER LH
[BUCKLE SW LH] B20
JUNCTION
CONNECTOR J24
JUNCTION
CONNECTOR J11 JUNCTION
CONNECTORB J22 , J23A