Toyota 2004 Repair Manual
M
2004 COROLLA (EWD533U)
1 COROLLA
2004 COROLLA (EWD533U)
15A
AM2
30A
MAIN
1
5AM2
BB–W
IM6
IM3
2IA4
1
2
1
1A1
B–R
B–R
B
FL MAIN
2. 0L
111
Battery
111
I10
Ignition SW
B–R
IG2
ST264
3
125
IM1IL11 IF4
B
B
7 II1
B
1B
1
A
ST
Relay
(
*2
B
)
Relay
S 2(A), S 3(B
Starter
R
TVIP ECU
<16–3>
B–W
B–R
(
(
*1
*1
)
)
3
Starter Cut
S 8
214
B
(*1)
(
*1
B
)
B
(*2)
)
StartingPower Source
(
(
M/T
A/T
R
R
)(
)(
12 II23IA2
M/T
A/T
R
R
)
)
W–B W–B
1
C 8
Clutch
Start S W
2
(
M/T
B
)
10 IA5
(
*1 M/T
B
)
A
J 6
Junction
Connector
Behind t he Combinat i on
IE
Meter
11 II2
(
*2 M/T
)
(
(
*2
*1
)
(*2)
B
B
)
B
B
Ign ition
2
R
(
)
A/T
EB
J 2(A), J 3(B
Junct ion
Connector
AAAA
(
A/T
R
)
9
Position SW
BL
P
N
6
(
(
A/T
A/T
B
B
)
)
GAGA
J 2(A
Junct i on
GA
(
M/T
B
)
Engine Control
Module< 3–3>
Connector
(
A/T
B
)
)
Park/ Neutral
A 2
)
Engine Control M odule
<3–3>
1
N 1
Noise Filter
(
Ignition
)
1
+B +B +B +B
342
R–LB–W
L–Y
R–L
3
B–W
IL5
IC12
B–W B–W
10 EA1
111
B–W Y–G
I 2
Ignition Coil and
Igniter No. 1
11
243
W–B
Y–G
L–Y
Engine Control
Module<3–5><3–6>
* 1 : w/ TVIP System
* 2 : w/ o TVIP System
I 3
Ignition Coil and
Igniter No. 2
342
W–B
W–B W–B
GRB–W
GR
HB
L–Y
W–B
L–Y
B–WB–WB–WB–W
W–B
J 2(A), J 3(B
Junction
Connector
L–Y
4
L–Y
B–W L–Y
1
IGF IGT GNDGNDIGFIGTGNDIGFIGTGNDIGFIGT
2
34
Left Side of the
Cylinder Head
I 5
Ignition Coil and
Igniter No. 4
W–B
W
W–B
W
W–B
EC
I 4
Ignition Coil and
Igniter No. 3
)
FAFAFAFA
L–Y
M OVERALL ELECTRICAL WIRING DIAGRAM
2004 COROLLA (EWD533U)
2 COROLLA
ChargingPower Source
1
2
3
4
2004 COROLLA (EWD533U)
ACC
1
AM1 2
WB–Y
W
IF12 IM6
25A
AM1
IB1IM3
B–G
W
1B111C11D11
2
100A ALT
1
1A1
B
FL MAIN
2. 0L
Battery
W
W
2
5A ALT–S
1
2IA4
2
1
B
I10
Ignition SW
15A
AM2
B–R
B–R
30A MAIN
IG1
IG2
ST2
B–Y
W
IL5
65AM2
B–W
Relay<4–2>
IK8
B–O
Daytime Running Light
Y
32
Charge
31
3B93B8
3B10
2II2
1A
L
Combination Meter
C 9
YB–W
5EA1
WW
Y
Y
A
S
3
B
B
1
A
IG
2
G 1(A), G 2(B
Generator
W
)
B–G
10A
GAUGE
IG2IF4IH10
R–W
3B22
3B20
R–W
14 II2
R–W
J 4
Junction
Connector
BA
(
A
)
, J 5
(
B
)
CB
R–W
Behind t he Combinat i on
Meter
IA1IF2
1
5
IG1
Relay
2
3
W–B
A
J 6 J 7
Junction
Connector
IE
Right
Kick
Panel
W–B
A
Junction
Connector
IG
M
2004 COROLLA (EWD533U)
2004 COROLLA (EWD533U)
3 COROLLA
R–B
IJ7
7. 5A OBD
1IB IM3
W
1C11
2
100A ALT
11
1A1
B
FL MAIN
2. 0L
Battery
Power Source Engine C ontrol
6IM
2IA4
2
1
B–W
5
B
15A AM2
B–R
B–R
30A MAIN
I10
Ignition SW
2
1
IG2AM2 6
ST2
R–W
R–W
EFI
Relay
1
15A EFI
9 EA1 9 II1
10 EA1
3EA1
11
1
352
11
B
B
B–W
B–W
B–W
B–W
W–B
2
5
C/OPN Relay
IG4ID19 IG1
B
B
B–R
4
M
5
W–B
B–O
IK8IC12 IL5
213
STA
NSW
FC
10 D
G–R
F10
Fuel Pump
BB B
9B
B
8
(
A/T
)
<1–3>
B
R
Clutch Start SW
Park/ Neutral
Position SW
<1–2>
Ignition SW
(
A/T
(
)
M/T
)
E03
5B
3
1IA2
3D
BATT
W–B
R–W
R–W
CA CA
BB BB
W–B
B–O
32
Combination Meter
Malfunction
Indicator Lamp
33
R–Y
11 D
W
E 3(A), E 4(B), E 5(C), E 6(D
Engine Control M odule
E01 RSOE02 EVP
7A 5A6A 12A
W–B
J 4
Junction
Connector
(
A
)
, J 5
(
B
)
W–B
B–W
II18
C 9
B–W
B–W B–W
B–W
W–B
1
2
Y
1A
#10
1
DUTY
GND VISC
1
I 6
Injector No. 1
2
2A 3A 4A
#20 #30 #40
)
B–L
23
B
(
Cont. next page
4
B–W
Injector No. 2
B
I 1
Idle Air
Control Valve
BB
B–W
1
I 7
Injector No. 3
2
W
L–B B
1
V 3
VSV
(
EVAP
)
2
B
B–W
1
I 8
2
L
CCV
1C
LB
II217
L
1
Closed Valve
)
2
)
R–B
A
I 9
Injector No. 4
V 2
VSV
(
Canister
B
Front Left
Suspen s ion Tower
ED BH
Under the Left
Quarter Pillar
Left Side of the
Cylinder Head
EC
M OVERALL ELECTRICAL WIRING DIAGRAM
2004 COROLLA (EWD533U)
2004 COROLLA (EWD533U)
3 COROLLA (Cont’ d
R–B
A
1
2
B–Y
Y
A
14 A
OCV+ OCV–
EC
28 B
W–B
10 II2
W–B
5
Control Valve
(
VVT
)
)
(
Cont. next page
)
Engine C ontrol
13 A
8
THR
TBP
D4
(
Vapor Pressure Sensor
)
8ID2
V 5
VSV
7ID2
RR B
1
2
LG
T 1
Throttle Position
Sensor
R–B
A
6
Ignition Coil and Igniter
No. 1, No. 2, No. 3 and No. 4
<1–3><1–4>
Airbag Sensor Assembly
<13–5>
C 215Camshaft Timi ng Oil
Y–G
29 B
PSW
R–L
A8
A
10 A
9
IGT1
IGT2
IGT3 IGF
VG VTA
L–R
324 13
VG E2G THA
P 11Power Steering
Oil Pressure SW
+B E2
BG
L–W
L–Y
GR
Y–B
51
BR
W
A23
11 A
IGT4
W
2
M 1
Mass Air Fl ow
Meter
E 2
Engine Coolant
Temp. Sensor
1
BR
” DEF I/UP” Fuse
<22–3>
W
13 D 12 D
E 3(A), E 4(B), E 5(C), E 6(D
Engine Control M odule
A28A19 A18 A21A20B32B24
BF
HA AHAH
TAIL Relay
<8–2>
Combination SW
(
Canada
)
<8–2>
BR
BR
ELSELS2
7 II2
Stop Light SW
<7–2>
(
USA
)
G–W
G
BF
Connector
BRBR
Y
14 D19 C
F/PSSTP
)
BR
1ID2
J 2
Junction
(
A
)
, J 3
(
B
)
6ID2
7
Cruise Cont rol ECU
<11–3>
Combination Meter
<24–2>
L–W
Y–R
14 C
132
D
16
THWO CF
IDLO
PTNK
D21
L
2ID2
BR
L
Vapor Pressure
Sensor
Y
System< 25–3>
7D
FAN
V 4
AB
BD
16 II2
Radiator Fan
6D
Y
Air Conditioning
System<26–4>
31 C
33 C
ACLD
Y
Y
AB
J 2
Junction
Connector
(
A
)
, J 3
(
B
)
A/CS
ACMGCPRS
VCE2THWTHAEV G
2
BR
C322
Y
B
B
A
IG
J 7
Junction
Connector
Right Kick Panel
B
B
B
B
B
C
M
2004 COROLLA (EWD533U)
3 COROLLA (Cont’ d
)
2004 COROLLA (EWD533U)
Engine C ontrol
R–B
A
(
*1
)
B
B
C
9
2
C 3
Crankshaft Position
Sensor
BA
J 2
Junction
NE–
Connector
(
A
)
, J 3
(
B
)
AEAE
W
2
B
4B
1
B
4B
1
W
B
NE+ G22+
P
B
13
+B E1
B
B
H 5
Heated Ox y gen Sens or
(
Bank 1 Sensor 1
OXHT
42
)
BR
6
II1
1
C 1
Camshaft Position
Sensor
2
W
26 AA34A27
D1 B1B4B23 C421B B7
B
B
4B3
4
4B
BB
10
<24–3>
(
*1
B
)
5D
TACH
E 3(A), E 4(B), E 5(C), E 6(D
Engine Control Module
Heated Oxygen Sensor
(
Bank 1 Sensor 2
)
(
*1
)
Combination Met er
B
17 C
P–B
H 8
HT OX
(*1)
Skid Control E CU
with Actuator
<12–4>
Combination Met er
<24–2>
L–R
V–W
SPD
)
W
(*1)
18 II2 9 II2
W
(*1)
42
E1+B
31
BR
II28
BR
<13–5>
16
BAT
Airbag Sensor
Assembly
L–R
(
*1
)
3B24C3
3B34C4
E1 KNK1OX1BHT1BOX1AHT1A +B
BR
3B43B1
11
R–B
P
P
D19D18 D20
EKNK
B2
K 1
P–B
P–B
TCSIL W F SE
W
L–R
L–R
B
2
Knock Sensor
1
* 1 : Shielded
D 1
Data Link Connector 3
4C14C24C5
P–B
ECU<11–4>
Skid Control ECU
with Actuator
<12–4>
AB AB
AA
AA AA AAAA
BR
P–B
<13–5>
Cruise Control
(
*1
)
BR
Left Side of the
Cylinder Head
12
W–B
W–B
4B16
21 4B
W–B
A
IE
SGCGTCSIL W F SE
5413715
BR
II11
BR
J 6
Junction
Connector
Behind the Combination
Meter
A/BTS
1112
B–Y
GR
Skid Control ECU
with Actuator
<12–4>
P–B
Airbag Sensor
Assembly
(
BR
*1
)
BR
BR
Airbag Sensor
Assembly
<13–6>
(
*1
)
BABA
J 4
Junction
Connector
(
A
)
, J 5
(
B
)
BR
EB
M OVERALL ELECTRICAL WIRING DIAGRAM
2004 COROLLA (EWD533U)
2004 COROLLA (EWD533U)
4 COROLLA
R
1
1
2
2
40A HEAD MAIN
1
1
1
W
G
11D 1C1
15A FOG
ACC
1
R–B
W
I10
Ignition SW
IF12 IF2IA1IG2
IH1
10A ECU–B
25A AM1
IB1
W
2
100A ALT
1
1A1
B
FL MAIN
2. 0L
Battery
2AM1 IG1
IG1
Relay
213
IH10 IF4
A
B–Y
W–BW–B
J 7
Junction
Connector
A
(
Cont. next page
* 1 : USA
* 2 : w/ TVIP System
He adlightPower Source
A18
Automatic Light
Control Sensor
CLTB
1
G–Y
(
*1
)
1IE1
G–Y
(
*1
)
2014
Integration
Relay <15–7>
R
RR
R
3
Combination Meter
(
w/o ABS
Skid Control ECU
with Actuator
(
CLTS
CLTE
4
3
G–W
G–B
(
(
*1
*1
)
)(
IE13
IE12
G–O
(
*1
)
19
CSO
(
*3
R
)
G–R
*1
)
18
CSE
HHI DRL
716 1
RR
3C6
3C43C5
8
Dimme r SW
Low
High
Flash
J 6
Junction
A
Connector
w/ ABS
)
)
<12–4>
<24–8>
R–W
R–B
10
11
BRK
PKB
E
2
Combination SW
W–B
C12
3IA4
W–B
R–Y
11
W–B
A
A
2
Tailligh t
System<6–1>
Generator
3B22
R–W
W
5
3B12
R–W
12 3
IG +B CSBTAIL
10A GAUGE
D 2
Daytime Running
Light Relay
W–B
<2–2>
R–B
Y
8
15
CHG–
T
TVIP ECU
<16–3>
Taillig ht
System
<6–1>
13 12 9
Light
Control SW
OFF
Tail
Head
W–B
W–B W–B
(
*2
)
10
ETRFHEL HLHUEDEL
* 3 : w/ Wireless Door Lock
* 4 : w/ Fog Ligh t
4
1
P 3
Parking
Brake SW
13 6
W–R
R–B
H–LPDIM
(
*4
)
4
FOG
G–O
R–Y
G–O
(*4)
R–Y
R–B
W–R
W–B
)
G
A
R
B
C
D
E
F
G
Right Kick Panel Behind the Combination
IG
Meter
IE
Front Left
ED
Suspen s ion Tower
M
2004 COROLLA (EWD533U)
4 COROLLA (Cont’ d
)
2004 COROLLA (EWD533U)
Headlight
G
A
R
B
G–O
C
(*4)
2
IA24
R–Y
D
R–B
E
W–R
F
W–B
G
5
R
R
11
351
HEAD Relay
11
R–B
R–Y
R–Y
R–B
1
11
10A
HEAD LH
LWR
11
R–W
2
Headlight LH
(
H 2
Low
)
11
1
R–B
IA4
(
Low
)
R–B
10A
HEAD RH
LWR
22
R
2
Headlight RH
H 4
R–B
6
R
1
11
10A
HEAD LH
UPR
22
11
R–W
2
Headlight LH
(
H 1
High
)
1
W–B
W–B
R
2
Headlight RH
(
H 3
High
)
1
W–BW–B
10A
HEAD RH
UPR
R–B
R
IA66
R
14
13
Combination Met er
C 9
High Beam
W–B
7
R–B
11
1
3
DIMMER
Relay
2
5
11
W–R
R
IA210
W–R
FOG
Relay
Fog
Light SW
OFF
On
C12
Combination SW
Fog Light
G
11
5
1
3
2
1
1
R–Y
IA59
R–Y
2
LFG
BFG
4
G–O
(
*4
)
8
* 4 : w/ Fog Light
G
R
R
F 1
R
Front Fog Light LH
1
2
W–B
W–B
F 2
Front Fog Light RH
1
2
W–BR
Front Left
Suspens ion Tow er
Front Right
ED
EA
Fender
Front Left
Suspension Tower
Front Right
ED
Fender
EA
M OVERALL ELECTRICAL WIRING DIAGRAM
2004 COROLLA (EWD533U)
5 COROLLA
Turn Signal and Ha zard W arning LightPower Source
1
2
3
4
2004 COROLLA (EWD533U)
G–W
11D11C1
2
2
10A HAZARD
1
1
1A1
B
FL MAIN
2. 0L
Battery
R–W
ACC
1
I10
Ignition SW
W
IF12
25A
AM1
IB1
W
W
100A ALT
IG1AM1 2
Behind the Combination
Meter
B–Y
W
IA1
IF2IG2
5
IG1
Relay
213
IF4
W–B
A
A
J 6
Junction
Connector
IE
W–B
Suspension
Tower
R–W
10A GAUGE
G–Y
G–B
ID12ID17IC1IC8 IH12 IG5
G–B
Light LH
3
2
W–B
W–B
ED
Front Turn Signal
W–B
G–Y
F 3
Front Turn Signal
Light RH
3
2
W–B
W–B
Front
EA
Right
Fender
G–B
F 4
Turn
R 9
Rear Combination
Light LH
33
Turn
44
W–B
W–B
Lowe r Back PanelFront Left
BI
G–Y
Rear Combination
Light RH
W–B
R11
3B22
3B15
R–W
1
IG
LL LR
32
G–B
IH13 IG6IH11IK1IL9 3C33C2
IH5
G–B
LH RH
2
2524
8IA5
4
+B
G–Y
G–Y
W–B
G–W
G–W
GND
7
W–B
C12
Combination
C 9
Combination Meter
SW
4B17 4B15 3A21
4B18 3A114B21
T 2
Turn Signal Flasher Relay
EL
5
57
TL E TR
Turn S W
LH
RH
* 1 : w/ Wireless Door Lock
* 2 : w/o Wireless Door Lock
* 3 : w/ TVIP System
ER
6
G–O
G–R
Hazard SW
H 7
6
W–B
W–B
Right Kick Panel
HAZ
8
)
Y–B(*2
Y–B
(*1)
Y–B
Y–B
(
(
*1
*3
)
)
TVIP ECU
<16–3>
3
2
W–B
W–B
A
J 7
Junction
Connector
IG
Y–B
(
*1
)
3C1
Y–B
(
*1
)
Integration Relay
<15–3>
M
2004 COROLLA (EWD533U)
6 COROLLA
2004 COROLLA (EWD533U)
Power Source
(
IH7
15A
TAIL
IB1
W
1C1
2
100A ALT
1
11A
B
FL MAIN
2. 0L
G–W
Canada
1
G–W
(
)
USA
)
(
Canada
Light Control
SW
C12
Combination SW
G–W
)
OFF
Tail
Head
G–W
(
)
USA
33
3
TAIL Relay
215
33
(
(
USA
USA
G–B
G
)
)
14
TAIL
D 2
Daytime Running
Light Relay
T
15
(
G–W
USA
)
13
ET
10
(
W–B W–B
USA
)(
4B11
(
Canada
G
)
Tai llight
4
G
License Plate
Light LH
L 1
W–BG
License Plate
Light RH
L 2
2
1
W–B
A
J 8
A
Junction
Connector
A
W–B
G
J 8(A), J 9(B
Junction Connector
CA
3
G
G
)
G
11
Rear Combinat ion
Light LH
Tail
44
W–B
BB
R 9
BB
ACAC
G
Light RH
Tail
W–B
Rear Combinat ion
R11
2
1
2
IC2ID2IL2
G
G
Front Parking
Light LH
1
2
W–B
G
A
Junction
Connector
A
F 3
J 1
A
G
Front Parking
Light RH
F 4
1
2
W–B
Battery
Behind t he Combination
Meter
4B21
USA
)
A
IE
J 6
Junction
Connector
Front Left
Suspension
Tower
W–B
ED EA
Front Right
Fender
W–B
Lower Back Panel Under the Left
BI BH
Quart er Pillar
M OVERALL ELECTRICAL WIRING DIAGRAM
2004 COROLLA (EWD533U)
7 COROLLA
Stop LightPower Source
1
2
R–W
2
S 9
Stop Light SW
3
4
2004 COROLLA (EWD533U)
2
1
IC14
IB1
1C1
1A1
R–W
BW
FL MAIN
2. 0L
15A
STOP
100A ALT
Battery
(
w/ ABS
)
Actuator<12–4>
1
G–W
Skid Control ECU with
G–W
IC5
IL1
G–W
3C13
3C11 3C10 3C12
G–W
Engine Control
Module<3–7>
G–W
ID7
G–W
Shift Lock Control ECU
<18–4>
G–W
G–W
Cruise Control ECU
<11–4>
2
Stop
4
W–B
G–W
CB CB
BA BA
G–W
R 9
Rear Combinat i on
Light LH
Stop
R11
Rear Combinat i on
Light RH
2
4
W–B
W–B
G–W
)
J 8(A), J 9(B
Junction
Connector
(
Bulb Type
G–W
)(
H 9
High Mounted
Stop Light
1
2
Bulb Type
W–B
)
AA
J 8
A
Junction
Connector
W–B
(
LED Type
)(
1
High Mounted
Stop Light
H 9
2
LED Type
W–BG–W
)
Lower Back Panel Under the Lef t
BI
BH
Quarter Pillar
M
2004 COROLLA (EWD533U)
8 COROLLA
2004 COROLLA (EWD533U)
Power Source Illumination
1
OFF
Tail
Head
15A
TAIL
ET
1013
G–W
(
*2
)
IH7
IB1
W
1C1
2
C12
Combination SW
(
*1
)
100A ALT
(*2)
G–W
215
G
G–W G
(
*1
)
33
3
33
(
*1
)
G
G
G
(
*1
G
)
10 A
TAIL Relay
5B
Light Control
SW
L–W L–W
IL4
IC7
1
2
15A DOME
Engine Control
Module<3–6>
G
Radio and Player
W–B
2
G
R 3
(
10
A
A/C S W
)
, R 4
(
B
)
5
W–B
G
1
A 8
R 5
Rear Window Defogger SW
3
W–B
GGGG
GW–B
5
Hazard SW
4
G
8
H 7
3
W–B
2
B 5
Blower SW
1
* 1 : USA
* 2 : Canada
C 9
Combination Met er
4
4C20
4C18
G
2
6
TAIL
+B
LED I LL–
51
W–R
L–WL–W
W–B
GND
3
R 7
Rheostat
W–B
3
Clock
<21–2>
G
GG
G
C 6
Cigarette Lighter
Illumination
W–B
G
G
3
A10
A/T Shift Lev er
Illumination
1
W–B
Illum ination
G
G
18
28
W–R
1
1
11A
B
FL MAIN
2. 0L
Battery
<6–1>
Taillight System
W–B W–B W–B W–B W–B
W–B
W–B
Connector
Behind the Combination
Meter
4B19
4B21
W–B
J 6
Junct i on
A
IE
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