2003 TOYOTA AVENSIS Service Repair Manual

battery replacement tow bar trip computer sensor fuel type brake rotor

Page 2161 of 2234

TOYOTA AVENSIS 2003 Service Repair Manual AVENSIS (EWD526E)
594 M OVERALL ELECTRICAL WIRING DIAGRAM
3 4
2
1
(
C ont. ne xt pa ge )
5 AVENSIS
B
Power Source
G–R A
B
3 5 1
2
44 44
INJ Relay
B–R
B
V
B–Y
V
K
B J
B–R
L
B–W
1
AM1 IG1

AVENSIS (EWD526E)
594 M OVERALL ELECTRICAL WIRING DIAGRAM
3 4
2
1
(
C ont. ne xt pa ge )
5 AVENSIS
B
Power Source
G–R A
B
3 5 1
2
44 44
INJ Relay
B–R
B
V
B–Y
V
K
B J
B–R
L
B–W
1
AM1 IG1 ACC
3
G–R IG2 Relay
2
B–W
E
D
B–W
2
15 3
B–W
18 DA
W–B
B–RB
W–B
B–W
44
44
1
2
3
5
I13Ignition SW
( RHD )
(
LHD )
B–R
1IE4
IP1
1 AM2
6
ST2 IG2
4
7. 5A EFI NO. 2
B–W1
24
13 EA1
B–W
DL
16 4
1
30A AM2
1 2
1A
1 2DH
10A IGN
B–W
B
W–B
W–B
B–Y
B–Y
Engine Compartment Left EC44
44
1
2
5
3
4A
1
14B 1 2
1 1
120A ALT15A IG22
4D
1 1
B–G
220A EFI
B–G B–G
Battery
FL MAIN
3. 0W
B–R
B
1 G–Y
9 51
G–R
DN
G–Y B–GW–B
G
GR
1
10A THROTTLE
1 DH
F
R–W
GR
DA
IG1 Relay
G–R
1DH
25A AM1
R–W
7DB
10A GAUGE1
IJ
Left Kick Panel 7
B–W
W–B
DA
7. 5A OBD2 W–B
10A EFI NO. 1
1
2
4 7 EA1
B
B–Y B–Y
B–R B–R
I
V H
B–Y
B–R
B–W
1 2
30A DCC
1 (
RHD )
(
LHD )
B–W
4IE4
IP1
5 1
2
7. 5A DOME
6
6 C
W–R
W–R
EFI Relay
4IE2
AVENSIS (EWD526E)
595M
5
67
8
5 AVENSIS (
C ont' d )
(
C ont. ne xt pa ge )
∗
1 : LHD M/T
∗ 2 : RHD M/T
∗ 3 : ShieldedEngine C ontrol (
1AZ–FSE )
HB–Y
BR
BR BR
B–WE A
B
L B–W
J
B–R
K B
B A
B
W–B
W–B
B
W
BR
E1C1
W–B
ME01 C4
W–B
E02E6
W–B
E01E7
W–B
E03C7
Intake Side of
Cylinder Block EE
G–R
(∗ 3 )
(
∗ 3 )
Left side of
the Cylinder
Head EF
W
W
A
11 +BM
G–Y
B6
BR
W–B
2
IE4
3
B IR1
3
R–W
V IREL20
B–W
(
RHD )
(
LHD )
BR Under the Left
Center Pillar
G–Y
L–B
5 42
M
W–B
10 A FC
G–Y
IB1
Fuel
Pump
F25G–Y
6
1
IC3
3
Circuit Opening
Relay5
B–R
A1
+B
B–R
IP1
8A
A3
10
MREL
BATT
GR
B–Y
2
GR
B–Y
IE1
B–W
B–W
C 8
IE1
( ∗ 1 )R–W
F
B–R
I 35
V
E
B–W
B–W
D
+B2
2 2A
B–R
G
GR
(
LHD )
G–W
G–W
IE2
14
CPU B9
5B
A
13 A14 B
21 22 B
BEAN I/F CAB–W
B–W
R–W W–B
Right Kick Panel
IP
6CK
6CA
W–B
C10
(
A )
, C11 (
B )Combination Meter
CRUISE
Check Engine
8CE
7CA
6CD
Stop Light SWS13
ST1– B
12
4IR1 3
4
AC
AC
DE
B–W
B–W B–W
IGSWA9
W
Engine and ECT ECU
(
A/T )E 9(
A )
, E10 (
B )
, E11 (
C )
, E12 (
D )
, E13 (
E )
Engine ECU (
M/T ) 5IE2
G–R
BR
B
B
B–W
B–W
( RHD )
(
LHD )
(LHD ) (
RHD )
(LHD )
G–W
G–W
(
RHD )
(
∗ 1 )
R–W
IR1
5
9IE2( ∗ 1 )
LG–B
LG–B
IE2
15 Clutch
Start SW
C 9
D
B
10 6IR1
1
2
R–W
C
(
∗ 1 )
(
∗ 2 )
(∗ 1 )
LG–B
C
(
∗ 1 )
LG–B
Junction
Connector
J14
R–W
C
W
BR D
1
Stop Light
System< 17–2>
BR
C
W–R
B
20 BH
CF
Multiplex
Communication System
<1–15><2–11> FA
(
LHD )
FC
Junction ConnectorJ10 (
A )
, J11 (
B )
, J26 (
C )
(
RHD )
( LHD )
W–R
( LHD )
W–R
( RHD )
R–W
( ∗ 2 )
( ∗ 2 )
R–W
CB
(
LHD )
ED (
RHD )
AC (
RHD )
AC
Junction ConnectorJ 8 (
A )
, J 9 (
B )
, J26 (
C )
, J27 (
D )
B–W
R–W
( ∗ 2 )
(LHD )
(
LHD )
B–W
( RHD )
B–W (
RHD )
D
(∗ 2 )
LG–BD
(
∗ 2 )
LG–B
Junction
Connector
J19
DB DB
DA DA DA (
LHD )
DB (
RHD ) (
RHD )
( LHD )
Junction
ConnectorJ14(
A )
, J28 (
B )
7IO1 IE3
7 (
LHD )
( RHD )
Under the Left
Center Pillar
BQ
W–B
AVENSIS (EWD526E)
596 M OVERALL ELECTRICAL WIRING DIAGRAM
9 10 11
12
5 AVENSIS (
C ont' d )
(
C ont. ne xt pa ge )
Engine C ontrol (
1AZ–FSE )
Engine ECU (
M/T )
E 9(
A )
, E10 (
B )
, E11 (
C )
, E12 (
D )
, E13 (
E )Engine and ECT ECU (
A/T )
Injector No. 3
I 6Injector No. 2
E 4 (
A )
, E 5 (
B )
BR
Charging System
<3–4>
21 C
RL
A
IJF
IJT# 4
IJT# 3
IJT# 2
IJT# 1 R
B–WCA
B
B–W B
E A
I 8Injector No. 4I 5Injector No. 1
Combination Meter
< 42–3>
17 B
V–W
SPD
FAN NO. 2 Relay< 44–4> Airbag Sensor Assembly
<22–8>
F/PS
LG–B
ST Fuse
(
M/T )
<3–3>
Diode
(
Fan )
< 44–4>
A
14
Transponder Key
Computer< 9–4>
27 B
GR
IMI
26 B
W
IMO
TRC+ A
25
TRC–
GL
A
31
Skid Control ECU
with Actuator< 20–7>
FAN NO. 1 Relay< 44–4>
4A
W
FAN
I 7
Stop Light SW
< 17–2>
19 B
G–W
STP
Neutral Start SW
(
A/T )
<3–3>
17 E
B–Y
STA
1 2
1
2
G
NE+
C
25
G
R
NE–
C
24
(
∗ 3 )
R
R
R
W
G2+
C
27
(
∗ 3 )
TAIL Fuse
<14–2>
ELS
G
A
12
B5B3B2B1B4
Ignition Coil and Igniter
No. 1, No. 2, No. 3 or No. 4
< 4–3> < 4–4>
24 E
W–R
IGF1
11 E
L–Y
IGT4
10 E
LG–B
IGT3
9E
P
IGT2
8E
R–W
IGT1
R–B
IJF1
E
25
W–L
#4
E4
R–W
#3E3
W–R
#2E2
G–W
#1E1 ∗
3 : Shielded
2
1
1
2
2
1
1
2
INJ# 3
COM2
INJ# 2
INJ# 4
COM1
INJ# 1
VB
GND
B
A8A7
L
P L L
B–W
A2
1A A 6
BR
Y
BR
BR
B–R
A3
4A A 5
E
DB
BD AE
AE
J12 (
A )
, J13 (
B )Junction
Connector
BR
EOM
A
15
BR
Camshaft
Position SensorC 1 C 6Crankshaft
Position Sensor BR
(
∗ 3 )
(
∗ 3 )
B B
B
BR
C
W
BR
D 29 B
MPX2 18 B
MPX1
Multiplex Communication
System<1–15><2–11>
ENG+
Y(
LHD )
W (
RHD )
A
24
ENG–
B
A
30
NEO
Y–B
A
17
Electronic Driver Unit
AVENSIS (EWD526E) 597M
13
14 15
16
5 AVENSIS (
C ont' d )
(
C ont. ne xt pa ge )
Engine C ontrol (
1AZ–FSE )
Engine and ECT ECU (
A/T )E 9(
A )
, E10 (
B )
, E11 (
C )
, E12 (
D )
, E13 (
E )
Engine ECU (
M/T )
D
HT2B
L–B BR
H10 H 9Heated Oxygen Sensor
(
Bank 2 Sensor 1 )
Heated Oxygen Sensor
( Bank 2 Sensor 2 )
AD
BEAD
AD
Heated Oxygen Sensor
(
Bank 1 Sensor 2 )
BR
BR
R–W
1
W
2
BR
BR HT
OX
+B
E1
H 8
B–W
C B
A
GND
VCC
VOUT BR
R–W
2
2 13
BR
R–W
1
2
6
4 53 31
R–W
BR
BR
BR
R–W BR
R–W BR L–W
21 E
VTA1
Y–G
23 E PR
G–W
33 EPIM
(∗ 3 )
17 C
GE01
W
2C M–
B
3CM+
B–R
31 E VTA2
H 7Heated Oxygen Sensor
(Bank 1 Sensor 1 )
R–W
18 E VC
BR
28 E E2 2 1
B–W
19 E
THW
HT
OX
+B
E1
E1
OX
+B
HT
E1
OX
+B
HT
B–W
B–W
B–W B–WB–W
B–W
BR
1
3
2
4
R L
HT2A
D4
OX2A
D
23
(
∗ 3 )
B–WBR
1
3
2
4
B Y
HT1A
D5
OX1A
D
22
(
∗ 3 )
B–WL–B
4
3
2
1
R
G
O2B–
C
31
OX2B
D
29
(
∗ 3 )
B–WP
4
3
2
1
B
W
O1B–
C
26
OX1B
D
21
(
∗ 3 )
( ∗ 3 )
2
B
KNK1
D1
G
FP–D3
1
2
R
FP+ D6
(∗ 3 )
BR
Y–B
OC1–C
15
1
2
W–G
OC1+ C
16
Knock SensorK 1Spill ValveS 3Camshaft Timing Oil
Control ValveC 2
EKNK
D
BR 33
P
HT1B
D
25
BR
BRB–W
B BR
T 1Throttle Control Motor
and Position SensorFuel Pressure
SensorF16
V 1Vacuum Sensor
B 2
E 2EFI Water Temp. Sensor
R–W
BR
PB E
26
Y
9 EA1
EA1
10
EA1
11 3
R–W
Y1BR2
BR∗
3 : Shielded
BE
BR
Junction
ConnectorJ12 (
A )
, J13 (
B )
B
BR
C
B–W
D
BR
E
BR A
B
VOUT
VCC GND
Accel Position Sensor
A20
IG2
1 VPA1
EP1
G
5
G
22 A
VPA
Y
3
IG2
6
Y
28 A
EPA
10 C PSW
G
1 VCPA
A
26
B
6
B
EPA2 A
29
Y
7IG2
1
Y
VPA2
A
23
W
2
W
VCP2 A
27
B
2IG2 4
B
VCP1 EP2 VPA2 VCP2
3IG2
IG2
5 (
LHD )
(
LHD )
5
1 4326 (
RHD )
(
LHD )
B
( RHD )
( LHD )(
LHD)
W
( RHD )
( LHD )(
LHD)
Y
( RHD )
( LHD )(
LHD)
G
( RHD )
(
LHD )(
LHD)
B
( RHD )
( LHD )(
LHD)
Y
( RHD )
P 2
Brake Booster Pressure Sensor
Power Steering Oil Pressure SW
PIM E2 VC
AVENSIS (EWD526E)
598 M OVERALL ELECTRICAL WIRING DIAGRAM
17 18 19
20
5 AVENSIS (
C ont' d )
Engine C ontrol (
1AZ–FSE )
5
1
BR
B–W
E2
29 E
EVG
G
2
E2G
+B
VG
3
L–Y
VG
E
30
20 E THA
GR
4
THA
B–W
2
1
L–B
SCV E5
B–W
B–W
2
1
W–G
EVP1 E
34
VSV (
EVAP )V 5VSV (
Intake Air
Control Valve )V 6 A 6Air Flow Meter
BR
BR
B–W B
BR
BR
IK2
14
Left Side of the
Cylinder Head EF
DLC3
GR–R
BA
CD
CD
GR–R GR–R
Combination
Meter< 42–4>
9
TAC
TACH BAT
BR
SG
16
5
A5 4
CG
W–B
D 5
IO
Instrument
Panel
Reinforcement
RH
A
W–B
15
WFSEG
19 A
WFSE
G BR
RES/ACC
CANCELCRUISE
SET/COAST
2
3
ECC
W
CCS
CCS
B
24
Combination SWC14Cruise Control SW
Engine and ECT ECU (
A/T )E 9(
A )
, E10 (
B )
, E11 (
C )
, E12 (
D )
, E13 (
E )
Engine ECU (
M/T )
B
BR
C B–W
D BR
E BR
A
B
Cruise Control
(
1AZ–FSE )
Junction
ConnectorJ16
EA EA (
LHD )
BD (
RHD ) (
RHD )
( LHD )
W–B
IP Right
Kick
Panel
W–B
W–B
CB
3
CA
6
(
LHD )
(
RHD )(
RHD)(
RHD)
( LHD )
Junction Connector
J 8 (
A )
, J 9 (
B )
, J26 (
C )
, J27 (
D )
DD
8
IE2
15 DL
10 DD
Integration Relay
<1–5><2–5>
DB
(
RHD )
W–L
TCA
20
W–G
SIL A
18
(
RHD )
(
LHD )
W–G W
(
RHD )
W
Multi–Display
< 39–6>
W–L
W–L
13
TC
Junction Connector
BC
(
LHD )
DB
W–L
W–L
J 8(
A )
, J 9 (
B )
, J20 (
C )
, J21 (
D )
W–L
(
LHD )
(
RHD )
DB
9
W–G
W–G
7 SIL
Junction Connector
GC GC
GB
W–G
J 8
(
A )
, J 9 (
B )
, J26 (
C )
, J27 (
D )GA GA BA BA
(
LHD )
DD (
RHD )
DD
( RHD )
GD
17
30 DA
3DC
DL
1
W–L
W–G
Skid Control ECU
with Actuator
< 20–11>
W–L
W–L
W–G
Airbag Sensor
Assembly
< 22–8>
W
W
12
TS
Junction Connector
DC
(
LHD )
(LHD )
J 8(
A )
, J20 (
C )
, J21 (
D )
W
12 (
RHD )
Skid Control ECU
with Actuator
< 20–11> DA DA
(
LHD )
BD (
RHD ) ∗
4 : w/ Navigation System (
Map Type )
(
∗ 4 )
(
RHD )
GC GA (
LHD )
W–G
Transponder Key
Computer< 9–4>
A
http://vnx.su

Page 2162 of 2234

TOYOTA AVENSIS 2003 Service Repair Manual AVENSIS (EWD526E)
600 M OVERALL ELECTRICAL WIRING DIAGRAM
1 23
4
6 AVENSIS (
C ont. ne xt pa ge )
A
Power Source
B
B–W (
LHD )
C
D
R–B
J
1
B
B–R
FL MAIN
3. 0W Battery
B–G
B–G 20A EFI
2
B

AVENSIS (EWD526E)
600 M OVERALL ELECTRICAL WIRING DIAGRAM
1 23
4
6 AVENSIS (
C ont. ne xt pa ge )
A
Power Source
B
B–W (
LHD )
C
D
R–B
J
1
B
B–R
FL MAIN
3. 0W Battery
B–G
B–G 20A EFI
2
B–G 1
14D
215A IG2
120A ALT
1
1 2
1
4B
114A 3 5
2
1
44 44
12
EC
Engine Compartment Left
B–Y
B–Y
B–R
W–B W–B
EFI
Relay
EA1
B–W
B–R
GR
10A IGN
DH
2
11A 2
1
30A AM2
1
410A EFI NO. 1
16 DL
B–W
EA1
13 4
2
2 1
B–W
B–W
7. 5A EFI NO. 2
4
1
4IG2
ST26
AM2
1IP1 IE4
1
B–R
(
LHD )
( RHD )Ignition SW
I13
5 3
2
1
44 44
R–B W–B
B–R
W–B
DA
18
B–W
B–W
3
ACC
IG1
AM1 1
IG2 Relay
B
8 EA1
R–B W–B
B–G
G–Y
DN
DH
DA
1
2
5
3
G–R
1DH
25A AM1
R–W
7DB
10A GAUGE1
IG1 Relay
G–R 51
9
G–Y
IJ
Left Kick Panel
B–W
W–B
B–Y
B
7DA
7. 5A OBD2 W–B
CE
8
CA
7 (
M/T )
R–W
A/F Relay
GR W
W–B
B–R
44
44
1
2
5
3
1
20A A/F
1 2
B–R
I
B–R
GR
2 EA1 1 EA1
WW
W
( ∗ 1 )
(
∗ 1 )
( ∗ 1 )
(
∗ 1 )
(
∗ 1 )
( ∗ 1 )(
∗1 )
(
∗ 1 )
(∗ 1 )
∗
1 : Unleaded Gasoline
K
W
(
∗ 1 )
L
W
(
∗ 1 )
R–W
E
F
B–Y
GR G
H
B–W
R–W
( M/T ) B
B–W
( RHD )
B–R
( RHD )
B–W
( LHD )
(
M/T )
AVENSIS (EWD526E)
601M
5
67
8
6 AVENSIS (
C ont' d )
(
C ont. ne xt pa ge )
Engine C ontrol (
1AZ–FE )∗
1 : Unleaded Gasoline
∗ 2 : Shielded
J 8 (
A )Junction
Connector
(
M/T )(
M/T)
R–W
IK1
4 IK1
L–R
L
( ∗ 1 )
BR
( ∗ 1 )
AD
AD
BR BR
( ∗ 1 )
( ∗ 1 )
10
GR
G
I B–R
(
∗ 2 )
(
∗ 1 )
(
∗ 1 ) (
∗ 1 )
HT1B
H 8Heated Oxygen Sensor
(
Bank 1 Sensor 2 )
L
4
2
1 34
21 C
OX1B
B
32 D O1B–
B–W
WB
–W
( ∗ 1 )
B
B–W
(∗ 1 )
Junction ConnectorJ12 (
A )
, J13 (
B )
Engine ECU (
M/T ) A
Check Engine
C
29 BR
OX2B
R
B–W R–B
B A
(∗ 2 )
31 D O2B–
G
22
B–R
I 8Injector No. 4I 7Injector No. 3I 6Injector No. 2I 5Injector No. 1 W
Y
#4 D4
#3 D3
#2 D2
#1 D1
B
2
1
2
12
12
1
R–B
R–B
R–B
R–B
R–B R–B
B–W
( ∗ 1 )
B
B–W
W
9
Combination MeterC11
BR
C
BR
B–W
G–R L–Y G
BR
BR
A 6Air Flow MeterE 2EFI Water Temp. Sensor
E2
D
28
C
R–B
B–W
(
LHD )
D
1
2
THA
4 E2
BR
5
+B
VG
3 1
B–R (
∗ 1 )
Engine and ECT ECU (
A/T )E 9(
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
2
E2G
24 C VG EVG C
32 20 D
THA THWD
19
(
∗ 1 ) (
∗ 1 )
1
(
∗ 1 )
(
∗ 1 )
3
C HT2B
(
∗ 1 ) W
H10
HA1A
A 7Air Fuel Ratio Sensor
(
Bank 1 Sensor 1 )
L
6
2
1 34
23 C
A1A+
W
31 CA1A–
BW
( ∗ 1 )
C
L
A2A–
C
30
G
A2A+
C
22
4
3
1
(
∗ 1 )
B–W IGSW
A9
B–W
WA
11
J B
A
CLSW
10 B
9IE2
2 1 15 IE2
K W
(
∗ 1 )
W (
∗ 1 )
L
E
R–W
B–Y
F
C
(∗ 1 )
A
CA
4
3
2
5
Y
Air Fuel Ratio Sensor
(
Bank 2 Sensor 1 )
(
∗ 2 )
(∗ 1 )
L–R
2
A 8
HA2A
(
∗ 1 )
( ∗ 1 )
LG–B
R–W
LG–B
J14
B
H BR
B–W
(
∗ 2 )
( M/T )
( M/T )
(
M/T )
C 9
C 8
B–W
B–W
I10ISC ValveB–R
2
G–R
RSDC
EFLeft Side of the
Cylinder Head7C
E1
BR
W–B
10
IE1
B–Y
GR
1
2
B–Y
GR
BATT
MREL 3A
A8
B–R 3
IK1
8
B–R
+B
1A
B–R
Circuit Opening Relay
IC3
6
G–Y
F25Fuel
Pump
B–W
IB1
Junction
Connector
( M/T )
LG–B
C C
B–R
B–R
B–W
VSV
(
EVAP )
V 5
(
∗ 1 )
2
1
W–G
PRG
D
12
G–Y
FC
A
10
W–B
M
4
5
L–B
G–Y
Under the Left
Center Pillar
BR
10
5
31
2
B
B–W
Clutch Start SW
AA AA
EB
Junction ConnectorJ26
(
A )
, J27 (
B )
(
LHD )
(
LHD )
(
LHD )
(
RHD )
(
LHD )
B–W B–W B–W
( RHD )
( RHD )(
RHD)
B–W
( RHD )
7IO1IE3
7 (
LHD )
( RHD )
Under the Left
Center Pillar
BQ
W–B HT +B
AF+ AF–
HT +B
AF+ AF–
HT +B
OX E1
+B HT
OX E1
+B GND
DUTY
Heated Oxygen Sensor
(
Bank 2 Sensor 2 )
AVENSIS (EWD526E)
602 M OVERALL ELECTRICAL WIRING DIAGRAM
9 10 11
12
6 AVENSIS (
C ont' d )
∗
1 : Unleaded Gasoline
∗ 2 : Shielded
∗ 4 : w/ Engine Immobiliser System
∗
3 : Leaded Gasoline
Engine C ontrol (
1AZ–FE )
(
∗ 3 )
(
∗ 3 )
(
∗ 3 )
(
∗ 3 ) (
∗ 3 )
2C
(
∗ 2 )
DA
EB
EB
BR
BR
BR BREngine ECU
(
M/T )
BMPX2
23
Multiplex Communication
System<1–15><2–11>B
Diode
(
Fan )
<44–4> GR
IMO
26
TAIL Fuse
< 14–2>
Engine and ECT ECU (
A/T )E 9(
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
BD AE Ignition Coil and Igniter
No. 1, No. 2, No. 3 or No. 4
< 4–3> < 4–4>
R–W
P
LG–B L–Y
W–R
IGF1
D
13
IGT4
D
11
IGT3
D
10
IGT2
D9
IGT1
D8
G
AA
ELS A
12
B
A
( ∗ 1 )
(
∗ 1 )
(
∗ 1 )
W–B
W–B
W–B W–B
C 2Camshaft Timing Oil
Control Valve
C 6Crankshaft
Position SensorC 1Camshaft
Position SensorPower Steering
Oil Pressure SW
P 2
K 1Knock Sensor
W
A
EOM
BR
J12
(
A )
, J13 (
B )
(
∗ 1 )
Junction Connector 10
G
PSW
3
BR
E2
2
VC
VTA
1
3
L–W R–W
BR
T 2Throttle Position
Sensor R–W
VC
D
18
VTA1 D
21
EEIntake Side of
Cylinder Block
W–B
E04
4C
D6
E02
W–B
W–B
E01
7D C
3 E05
W–B
EA1
W–G
Y–B
2 1
OC1+D
15
OC1– D
14
23
1
(∗ 2 )
( ∗ 2 )
R
G
NE+
D
27
1
2
WR
R
NE–
D
34
1
2 G2+
D
26 R–W
32 DVAF
P
Variable Resistor
D
V 3
P
R–W
(∗ 2 )
2
KNK1
B
C1
15
EA1
(
∗ 2 )
AE
Transponder Key Computer
<9–4>
B
IMI
W
27
(
∗ 4 )
MPX1
9 EA1
23
VCC
EKNK
EFLeft Side of the
Cylinder Head
1
(
∗ 2 )
E
(
∗ 4 )
A
DB 29
BR
VAF
1
E2
BR
(
∗ 3 )
7A
FAN
W
FAN NO. 1 Relay< 44–4> Combination Meter
< 42–3>
V–W
SPDB
17 9 C
STA
B–Y
ST Fuse (
M/T )
<3–3>
FAN NO. 2 Relay< 44–4> Neutral Start SW
(
A/T )
<3–3> Stop Light SW
< 17–2>
G–W
STPB
19
A
14
F/PS
LG–B
Charging System
<3–4>
RL
28 B
Airbag Sensor
Assembly< 22–8>
(∗ 1 )
(
∗ 1 )
A
B
BR B
(C ont. ne xt pa ge )
AVENSIS (EWD526E)
603M
13
14 15
16
6 AVENSIS (
C ont' d )
(
∗ 5 )
J16
DLC3
GR–R
BA CD
CD
GR–R GR–R
Combination
Meter< 42–4>
TACH TAC
GR–RBR
SG
9
5
Junction ConnectorJ 8(
A )
, J 9 (
B )
, J26 (
C )
, J27 (
D )
A5 4
CG
W–B
D 5
IO
Instrument Panel
Reinforcement RH A
W–B
15
WFSE
G
19 A
WFSE
G
EA (
LHD )
AE
BD (
RHD ) (
RHD )
( LHD )W–B
IP Right
Kick
Panel
W–B
CB
3
CA
6
(
RHD )
( LHD )
(
LHD )
(
RHD )
16
B
BAT
W–L
Engine C ontrol (
1AZ–FE )
J 8(
A )Junction Connector
AD AD ∗
5 : w/ Navigation System (
Map Type )
B BRB
A
E 9 (
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
(
LHD )
W–L
DD
8
IE2
15 DL
10 DD
Integration Relay
<1–5><2–5>
DB
(
RHD )
W–L
TCA
20
W–G
SIL A
18
(LHD )
W–G WW
Multi–Display
< 39–6>
W–L
W–L
13
TC
Junction Connector
(
LHD )
DB
W–L W–L
J 8
(
A )
, J 9 (
B )
DB
9
W–G
W–G
7 SIL
Junction Connector
GC GC
GB
W–G
J 8
(
A )
, J 9 (
B )
, J26 (
C )
, J27 (
D )GA GA
BA BA
(
RHD )
(
LHD )
(
RHD )
GD
17
30 DA
3DC
DL
1
W–L
W–G
Skid Control ECU
with Actuator
< 21–6>
W–L
W–L
W–G
Airbag Sensor
Assembly
< 22–8>
W W
12
TS
(
RHD )
(LHD )
12
Skid Control ECU
with Actuator
< 21–6>
(
LHD ) (
RHD )
W–B
W–G (
LHD )
W–L
W–G
(LHD )
AG
CG (
RHD )W–G W–G
Transponder Key
Computer< 9–4>
( ∗ 4 )
∗
4 : w/ Engine Immobiliser System
(
∗ 4 )
Junction
Connector
A
( LHD )
W–B
http://vnx.su

Page 2163 of 2234

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Page 2166 of 2234

TOYOTA AVENSIS 2003 Service Repair Manual AVENSIS (EWD526E)
604 M OVERALL ELECTRICAL WIRING DIAGRAM
1 23
4
7 AVENSIS
2
11100A ALT 15A IG22
4D
11
B–G
Battery
FL MAIN
3. 0W
4B
1
20A EFI
1 2 1
3 5
2
1
44 44 A
2 1
3
5
5 4 M
EC
Engine Compartm

AVENSIS (EWD526E)
604 M OVERALL ELECTRICAL WIRING DIAGRAM
1 23
4
7 AVENSIS
2
11100A ALT 15A IG22
4D
11
B–G
Battery
FL MAIN
3. 0W
4B
1
20A EFI
1 2 1
3 5
2
1
44 44 A
2 1
3
5
5 4 M
EC
Engine Compartment Left 10 A
BR
B–Y B–R
W–B
L–B
W–B
B–Y
B
FC BATT
Power Source
Engine C ontrol (
1ZZ–FE, 3ZZ–FE )
EFI
Relay
12 EA1 3AR–B
B–R
W–B
GR
B–R
( C ont. ne xt pa ge )
8A
MREL
GR
10A IGN
B–R
F25
Under the Left
Center Pillar
E 9 (
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
E
D B
B–W B–R
Engine and ECT ECU
(
A/T )
Engine ECU (
M/T )
Fuel Pump
6IC3
10 IB1
Circuit Opening RelayC 8
G–Y
G–Y
B–W
B–W A1
+B
B–R
8IK1
B–R
13 EA1
B–W
B–R DH
2
DA
18
2IE1
GR
B–Y
B–Y
B–Y
10A EFI NO. 1
44
2 1
7. 5A EFI NO. 2
2
4
1B–W
B–W
B–W
B–W
1
30A AM2
1
2
1A
1
4A
1
B–G
B–GB–R
B
4I
G2
ST2 6
AM2
1IP1 IE4
1
B–R B–R
(
LHD )
( RHD )Ignition SW
I13
5 3
2
1
44 44
R–B W–B
IG2
Relay
B–R
B
W–B DL
16
B–R
B–R
7. 5A OBD2
DA
7
B
1DN
B–W
B–W
C
B–W
7IO1IE3
7 (
LHD )
( RHD )
BQ Under the Left
Center PillarW–B
AVENSIS (EWD526E)
605M
5
67
8
7 AVENSIS (
C ont' d )
(
C ont. ne xt pa ge )
R–B R–B
1 2 1
21
21
2
9A
Y
W
B–W B
IGSW
Check
Engine
9
22
2D 3D 4D#20 #30 #40
Left Side of the
Cylinder Head EHE1
BR
C
W–B
7D 6D
W–B
7
11 A
R–B R–B
R–B
R–B
W W–B
E01 E02W
R–B
R–BEA1
8
5C
W–B
E03
C11 I 5 I 6
I 7
I 8Combination Meter Injector No. 1 Injector No. 2
Injector No. 3
Injector No. 4
27
#10 D1
B–R
Left Side of the
Cylinder Head
EG B
IMI
B
IMO
26
BR
9
B–Y
10
3
BR
B–W
A
E
B
D B–R
P
LG–B
Airbag Sensor Assembly
<22–8>
B
19 A14
STP F/PS
Stop Light SW
<17–2> G–W
A7
FAN
Diode (
Fan )
<45–3> W
E 2
23 C
4C
1 2
24 C 32 C 20 D 21 D
18 D
19 D
L–W B–W
BR
B–W G–R L–Y G B–RBR
15
243
1
3
1
4
2
3
OX
9
HT1A
VTA OX1A
HT
(∗ 1 )
VG
Ignition Coil and
Igniter No. 1, No. 2, No. 3
or No. 4< 4–3> < 4–4>
EVG THA
THW
BRVC
R–W
IGF
BR
D
BR 23
W–R
L–Y
11 D IGT4
IGT3 D
10
LG–B
ST Fuse (
M/T )
<3–3>
D
IGT2
R–W
IGT1
8C
STA D
E 9
(
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
A 6
23
B–R 1 2
5D 12D
1
G–R
W–G B–W
B–R
Neutral Start SW
(
A/T )
<3–3>
RSO EVP1
B–R 15 D
2
1
14 D
Y–B
W–G
OCV+ OCV–
C 2
V 5
I10
B–W
BR
H 7
BR
B–W IK1
B
B
BR
B–W D
+B
T 2
(
∗ 1 )
B–W
13 A
ELS2
G
Transponder Key Computer
<9–4> W
GR
A
B
∗
1 : Shielded
2
Y
TAIL Fuse
< 14–2>
E1
C
Air Flow Meter
Camshaft Timing Oil
Control Valve
EFI Water Temp. Sensor
Engine and ECT ECU
(
A/T )
Engine ECU (
M/T )
Heated Oxygen
Sensor
(
Bank 1 Sensor 1 )
ISC Valve
E2
BR
Throttle
Position
Sensor
VSV (
EVAP )
D
28
FAN NO. 2 Relay
< 45–3>
IH2
1
IH2
IK2
18
B–W
B
R–B
C B–W
Engine C ontrol
(
1ZZ–FE, 3ZZ–FE )
B–W
B–W
B–R
AC AC
ED
CA
(
LHD )
CA
CA
B–W B–W
B–W
( LHD ) (
RHD )
(
RHD )
( RHD )
(
LHD )
B–W
E2G
+B THA
E2
VG
Junction ConnectorJ 8
(
A )
, J26 (
C )
, J27 (
D )
GND VISC
DUTY
AVENSIS (EWD526E)
606 M OVERALL ELECTRICAL WIRING DIAGRAM
9 10 11
12
7 AVENSIS (
C ont' d )
B
R
Multiplex Communication
System<1–15><2–11>
MPX1
(
∗ 1 )
(
∗ 1 )
A
D
34
NE–
Crankshaft
Position Sensor
EB1
2
Heated Oxygen
Sensor
(
Bank 1 Sensor 2 )
A
C
BW
1
2 1
D
26 B17
SPD
V–W
5A
EA EA
DB
Left Side of
the Cylinder Head
BDBE AEAD
EH
2
1C
R
W GR–R
GR–R
B
G2
B (
∗ 1 )
D
BR BR
(
∗ 1 )
MPX2 A 9
16
29
BR
FKN+ TACHTAC
BAT
W
2
A
(∗ 1 )
Combination Meter
<42–3>
C 6
NE+
G
D B B
R
27 D
1
2
C 1
D 5
FKN–
K 1
BR BR
B–W
J12 (
A )
, J13 (
B )
E 9
(
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )D ∗
1 : Shielded
EB1
P
C
21
4B
1
B–W2
4 13
B
HT1B OX1B
(∗ 1 )
C HT
OX
+B
E1
Camshaft
Position Sensor
DLC3
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Junction
Connector
23
Knock Sensor
A
(
∗ 1 )
H17
R(
∗ 1 )
7IK2
(
∗ 1 )
B
4IH2
2IH2
BR
(
∗ 1 )
A
27
RL
Charging System
<3–4>
DC DC
AB AB
C
29
EMPSGR GR
GR–R
6
EPS ECU
< 23–4>
IK2
GR–R
Combination
Meter< 42–4>
19 A 15
WFSE WFSE
G
(∗ 1 )
Engine C ontrol (
1ZZ–FE, 3ZZ–FE )
W–L
TCA
20
W–G
SIL A
18
EA
(
LHD )
EA
BD BD (
RHD )
(
LHD )
(
RHD )
Junction ConnectorJ 8(
A )
, J 9 (
B )
, J26 (
C )
, J27 (
D )
A
B
C
D
E F
(
∗ 1 )
( ∗ 1 )
W–L
( ∗ 1 )
W–G
(
∗ 1 )
(
C ont. ne xt pa ge )
AVENSIS (EWD526E)
607M
13
14 15
16
7 AVENSIS (
C ont' d )
EPS ECU
< 23–4>
(
LHD )
BB
CD
EPS ECU
< 23–4>
(
∗ 1 )
D
BR
Left Side of the
Cylinder Head EG
14 IK2
IOInstrument Panel
Reinforcement RH
A
W–L
( RHD )
W–B
BR W–B
BR
DB 4
5
( LHD )
(
RHD )
CB CG
SG
J16Junction
Connector
(
∗ 1 ) DG
(
RHD )
W–G
BG(
LHD )
EPS ECU
< 23–4>
B
C
( LHD )
(
LHD )
IP Right Kick
Panel
W–B
W–B
( RHD )
(
RHD )
F CB
3
E
CA
6
W–B
( RHD )
W–L
DD
8
IE2
15 DL
10 DD
Integration
Relay<1–5><2–5>
DB
(
RHD )
(LHD )
(
∗ 1 ) (
RHD )
W–G W
(
RHD )
W
Multi–Display
< 39–6>
W–L
W–L
13
TC
Junction Connector
BC
(
LHD )
DB
W–L
W–L
J 8(
A )
, J 9 (
B )
, J20 (
C )
, J21 (
D )
W–L
W–G
DB
9
W–G
W–G
7 SIL
Junction Connector
GC GC
GB
W–G
J 8
(
A )
, J 9 (
B )
, J26 (
C )
, J27 (
D )GA GA (
LHD )
BA BA (
LHD )
DD (
RHD )
DD
GD
17
30 DA
3DC
DL
1
W–L
W–G
Skid Control ECU
with Actuator
< 21–6>
W–L
W–L
W–G
Airbag Sensor
Assembly
< 22–8>
W
W
12
TS
Junction Connector
DC
(
LHD )
(LHD )
J 8(
A )
, J 9 (
B )
, J20 (
C )
, J21 (
D )
W
12 (
RHD )
Skid Control ECU
with Actuator
< 21–6> DA DA
(
LHD )
BD (
RHD )
W
( RHD )
( LHD )
W
W
( RHD )
(
∗ 1 )
A
DLC3
D 5
∗ 2 : Navigation System (
Map Type )Engine C ontrol (
1ZZ–FE, 3ZZ–FE )∗
1 : Shielded
GC GA
Transponder Key
Computer< 9–4>
W–G (
∗ 2 ) W–B
( LHD )
A
http://vnx.su

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