TOYOTA AVENSIS 2003 Service Repair Manual

134AVENSIS (EWD526E)
Engine Control (1AZ–FSE)
FL MAIN
3. 0W
Battery
20A EFI
2
15A IG2
1
2
1 3
5
2
1
2
1
3
5B–Y
EFI
Relay B–W
10A IGN
10A EFI NO. 1
B–W
2
2
1
7. 5A EFI NO. 2
1
5
3
2
1
IG2
Relay
W–B
B–R
B–W B–W
G–Y
L–B
W–B B–W
B–W
B–R GR
B–Y
W–B B–W
W–B B–W
B
W–B
EC BR
E 2
B–G
4A
1
4B
1
B–G
1A
1 1
14 4
44 44 4
EA1
13
44 44
DA
18
DL
16
B–W
M
5 4
IB1
10
IC3
6
C 8
F25
G–Y
B–W B–R
G–Y GR
B–Y
B–W
From Power Source System
(
See Page 120 )
3
5
1
2
INJ Relay
44 44
EA1
7
V
V
B
B
B–R
B
B–Y
V
V Circuit
Opening Relay
Fuel Pump
IE2
4
AVENSIS (EWD526E) 135
Check
Engine
W
B
22
B9
21 B
20 B
18 B
5B
IP
6CA 6CK
Tachometer
FC
FC
HB 7. 5A
DOME
W–R
From Power Source System
(
See Page 120 )
6 10A
GAUGE1
DB
7
( RHD )
(
LHD )
FA
J1 0 (
A )
, J11 (
B )
, J26 (
C )
W–R
W–R
( LHD )
R–W
W–B
V–W
W–B
CA
7
CD
6
R–W
CPU
(
RHD )
Speedometer
Temp.
BEAN
I/F A
13
A
14
P–B
P
IC1
1 IC1
10
P–B P
MPX2
11
22I14
MPX1P
B3
GR–R
B–W
C10 (
A )
, C11 (
B )
GR–R
B–WB–Y GR
P
B–W
WP
V–W G–Y
B–R
B–W
B–W
B–Y GR
G–Y B–R
B–W 2
1
3CB
W–B
W–B
(RHD )
(
RHD )
V
B
B V
CE
8 R–W
(
∗ 2 )
R–W
(
∗ 1 )
∗
1 : LHD M/T
∗ 2 : RHD M/T
R–W (
∗ 2 )
R–W
(
∗ 1 )
Integration Relay
Combination Meter
Junction
Connector
L–WB
19
L–W
L–W
IE1
16
136
AVENSIS (EWD526E)
Engine Control (1AZ–FSE)
FC
+B IGSW
BR
B–RB–R
G–Y
DE C
AC A
A
CA CAC(
LHD )
B–W
B–W
B–W B–W
(
RHD )
(
LHD )
( RHD )
J 8(
A )
, J 9 (
B )
, J26 (
C )
, J27 (
D )
A9
A
10 A 1
E 9(
A )
, E10 (
B )
, E11 (
C )
, E12 (
D )
, E13 (
E )
HA HC AH
(
LHD )
CH (
RHD )
J1 0(
A )
, J20 (
C )
(
LHD )
(
RHD )
V–W
SPD
17 B
V–W
MPX–
A1 510
20
MPX+
P
B
PP –B
29
MPX1 MPX2
18 B
A
11 W
W
GR–R
B
B–R
G–Y
V–W P
W
L–W
P
R–W
(
∗ 2 )
R–W
(
∗ 1 )
B–W
GR–R
W–B
( RHD ) IE4
2
IP1
3 (
LHD )
( RHD )
BD AD
BD(
RHD )
AD
(
LHD )
AD (
LHD )
BD (
RHD )
B–R
+B2
A2
J1 4 (
A )
, J28 (
B )
B–W V
V
IREL
35 B
GR
B–Y
BC
DE (
LHD )
( RHD )
B
10 2 1
IE2
15 IR1
6
D
DLG–B
LG–B
LG–B
LG–B LG–B
( ∗ 1 )
( ∗ 2 )(
∗2 )
(
∗ 1 )(
∗1 )
C 9
J1 4 (
A )
J1 9
IE2 9
IR1 5
B–W
B–W
B–W
(
LHD )
B–W (
RHD )
(
LHD )
( RHD )
B–R
EE E7C
7E 6C4
B–W
W–B
( RHD )
EF W–B
B
GR
A
GR
8
BATT
MREL
B–Y B–Y
IE1
2
A3
R–W
(
∗ 1 )
R–W (
∗ 2 )
D E03 E01 E02 ME01
W–B
W–B
W–B
W–B A/C Control Assembly
Clutch
Start SW
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Junction Connector
Junction Connector
Junction
Connector
Junction Connector Junction
ConnectorIO1
7 IE3
7 (
LHD )
( RHD )
AC
AC LG–B
(∗ 2 )
B–W L–W
AVENSIS (EWD526E)
137
IMI
IMO
B–Y
STA
W
GR
B
26 B 27 E
17
76
EFII EFIO
T 8
6
7. 5A
ST
B–W
A
AA A
AB BB
P
N
96
N 1
B–Y
J1 2 (
A )
, J13 (
B )
B–Y
B–W
(
M/T )
(
A/T )
(
A/T )
1
2
E 9(
A )
, E10 (
B )
, E11 (
C )
, E12 (
D )
, E13 (
E )
GR–R
GR–R
From Power Source System (
See Page 120 )
∗ 1 : LHD M/T
W–B
( RHD )
B–W
(
LHD )
B–W (
RHD ) B–W
(
LHD )
B–W (
RHD )
W–B
( RHD ) C1
E 8 BR
BR W–B
B
B–W
W
A
7A 8 21 12
A
4A 5A 3
E 6
Y
BR
B–R BR
BR
B
W
I 5
I 8
E 4 (
A )
, E 5 (
B )
GND VB
INJ# 1COM1 INJ# 4
E1
BR
BR
B–W
BR
(
∗ 3 )
(
∗ 3 ) ∗
2 : RHD M/T
∗ 3 : Shielded
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Injector No. 1 Injector No. 4 Junction Connector
Neutral
Start SW
Transponder Key Computer
E 5 : LHD
E 4 : RHD Electronic Driver Unit
A
24 A 30 A17 A25 A
31
7IE8
15 IE2
S 1
IE2
14 IE8
14
IE1
13 IE8
5
IE2
13 IE8
6
IE2
3 IE8
13
ENG+ (
LHD )
( RHD )
ENG– TRC–
19
TRC+
18
NEO
32
ENG–
7
ENG+
8
NEO
Y
TRC+
B
TRC–
Y–BGL
L
Y
G
Y–B
(
LHD )
B
(
RHD )
W
Skid Control ECU with Actuator
L–W35
SP1
E 3 : LHD
I 3 : RHD
138 AVENSIS (EWD526E)
Engine Control (1AZ–FSE)
STP
G–W
∗
3 : Shielded
B
19 DC
10 DA
2
15A
STOP
R–W
IR1
2I E3
11
1 2 IE3
6I R1
1
(
RHD )
( LHD )
R–W
G–W
( LHD )
( RHD )
G–W
S13
G–W
( RHD )
(
LHD )
G–W R–W
( LHD )
(
RHD )
R–W
E 9
(
A )
, E10 (
B )
, E11 (
C )
, E12 (
D )
, E13 (
E )
GR–R
GR–R
DA
22
W–B W–B
( RHD )
(
RHD ) From Power Source System
(
See Page 120 )
12
I 7
1
2
INJ# 2 COM2 INJ# 3
A
1A 6
I 6
A2
E 4(
A )
, E 5 (
B )
E 7
P
L
B–W L
L
4B
IJT# 1 1B
IJT# 2 2B
IJT# 3 3B
IJT# 4 5B
IJF
E
1E 2E3E4E25
#1 #2 #3 #4 IJF1
G–W
W–R
R–W
W–LR–B
B–W B–WBR
BR 4 3
B–W
(
LHD )
B–W (
RHD )
IR1
3IE1 20
IE2
14
IR1
4
B
12
B–W B–W
G–W
G–W
B–W
B–W
G–W
G–W
G–W G–W
(RHD )
( LHD )
( RHD )
( LHD )
(
LHD )
(
RHD )
(
LHD )
(
RHD )
(
RHD )
(
LHD )
ST1–
C
10
1
PSW
G
P 2
Engine and ECT ECU
(
A/T )
Engine ECU (
M/T )
Injector No. 2 Injector No. 3
Power Steering Oil Pressure SW
Stop Light SW
Electronic Driver Unit
AVENSIS (EWD526E) 139
LG–B
F/PS
FAN
FAN NO. 2 Relay
W
RL
Y
A
14 A 4
FAN NO. 1 Relay
Diode (
Fan )DA
11 DD
9 GSW2
A2 7
23
LG–B
I
1I 2I 3I 4
2
3
IGF
IGT1
IGT
W–R R–W
E8
2
3
IGF
IGT2
IGT
W–R P
E9
IGT
3
IGF
2
IGT3
W–RLG–B
E
10
IGT
3
IGF
2
IGT4
W–RL–Y
E
11 IGF1
W–R
E
24
E 5
E 5
E 5 W–R
W–R
L
4
A1 1
C
21
E 9 (
A )
, E10 (
B )
, E11 (
C )
, E12 (
D )
, E13 (
E )
GR–R
GR–R
W–B W–B
( RHD )
(
RHD ) 2 1
1
2
A
EA EA EC
24
C
27 C25
I 5 A
15
BD
BD
B–W BR EOM
NE+
NE–
G2+
W
R
R
G
BR R
BR
C 1
C 6
J1 2
(
A )
, J13 (
B )
B–WBR
(
∗ 3 )
( ∗ 3 )
Alternator
Airbag Sensor Assembly
Camshaft
Position Sensor
Crankshaft
Position Sensor
Engine and ECT ECU
(
A/T )
Engine ECU (
M/T )
Ignition Coil
and Igniter No. 1 Ignition Coil
and Igniter No. 2 Ignition Coil
and Igniter No. 3Ignition Coil
and Igniter No. 4
Junction
Connector
5IE2
1
10A
THROTTLE
ELS
GG–R
A
12
G–Y
+BM
6B CB CC
AC
(
LHD )
DC (
RHD )
3IC2
A A DM
4
10A
TAIL
J1 0
(
A )
, J11 (
B )
, J26 (
C )
, J27 (
D )
G
G
G
(
LHD )
(
RHD )
J3 0
From Power Source System (
See Page 120 )
1
2
Junction Connector Junction
Connector
140
AVENSIS (EWD526E)
Engine Control (1AZ–FSE)
∗
3 : Shielded
E 9 (
A )
, E10 (
B )
, E11 (
C )
, E12 (
D )
, E13 (
E )
GR–R
GR–R
W–B W–B
( RHD )
(
RHD )
B–W
BR 356124
6
2
3
4
5
1
A
28 A 22 A26 A
29 A
23 A27
IG2
1I G2
6I G2
5I G2
3I G2
2I G2
7
EPA VPAVCPA EPA2VPA2VCP2
A2 0
Y
Y
Y
G
G B
B
Y
Y
W
W B
B
G
B
Y
W B
( LHD )
( RHD )
(
LHD )
( RHD )
(
LHD )
( LHD )(
LHD)
( RHD )
( LHD )
( RHD )
(
LHD )
(LHD )
( RHD )
(
LHD )
( LHD )(
LHD)
( RHD )
( LHD )
( RHD )
(
LHD )
EA1
11 EA110 EA1
9
E
26 R–W
BR
213
Y
BR
R–W
Y
PB
B 2
1
2
K 12 1
2
1
D
1D 6C16
D
2D 3C15 D25 D21C26
E 5
I 3B–W B
W
(
∗ 3 )
H 8
E1
OX O1B–
OX1B
HT +B 2
1
4
3
HT1B
B
W
R
G
W–G
Y–B P
BR BR
(
∗ 3 )
B–W
BR
B–W (
∗ 3 )
( ∗ 3 )
OC1–
OC1+
FP–
FP+
EKNK
KNK1
C 2 S 3
EP1 VPA1VCP1 EP2VPA2VCP2
Accel Position Sensor
Camshaft Timing
Oil Control Valve
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Heated Oxygen Sensor
(
Bank 1 Sensor 2 )
Knock Sensor
Spill Valve
Brake Booster Pressure Sensor
PIM E2 VC
AVENSIS (EWD526E) 141
E 9
(
A )
, E10 (
B )
, E11 (
C )
, E12 (
D )
, E13 (
E )
GR–R
GR–R
W–B W–B
( RHD )
( RHD ) A
DA DAD
BE
J1 2 (
A )
, J13 (
B )
E
28 E 182 1
E
19 E31 C
2
E
21 C
3C 17 E33 23 E
R–W
BR VOUT
VOUT
R–W
BR
BRBRBR
BR
R–W
BR
R–W BR
R–W BR
Y–G
G–W W
B
L–W B–R
B–W
BR
R–W R–W BR
2
2
1
2
6
4
3
1
1
3
3
5
E2 VC THW VTA2 VTA1 M+ M– GE01 PIMPR
VCC GND
VCC GND
F16 V 1 E 2
29 DC
31
E 5
D
33 5D
D
22
I 3 23 D
D
4
E 5
E 5
L
R Y B
G
R
L–B
B–W
B–W
B–W
B–W BR
BR
BR
B–W
B–W
BR
BR BR
(
∗ 3 )
B–W HT2A
OX2A
HT1A
OX1A
O2B–
OX2B
HT2B
HT +B E1 +B E1 +B
B–W
2
4
2
4
2
1
1
3
1
3
4
3
BR
H 9 H 7
H10
BR
OX E2 OXHT OXHT
(
∗ 3 )
(
∗ 3 )
(
∗ 3 )
(∗ 3 )
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Fuel Pressure Sensor
Heated Oxygen Sensor
( Bank 2 Sensor 1 )
Heated Oxygen Sensor
(
Bank 1 Sensor 1 )
Heated Oxygen Sensor
(
Bank 2 Sensor 2 )
Junction Connector
Vacuum Sensor EFI Water Temp. Sensor
Throttle Control Motor
and Position SensorT 1
E 3 : LHD
I 3 : RHD
E 3 : LHD
I 3 : RHD
E 3 : LHD
I 3 : RHD E 3 : LHD
I 3 : RHD
E 3 : LHD
I 3 : RHD
E 3 : LHD
I 3 : RHD
I 3 : LHD
I 4 : RHD
E 3 : LHD
I 3 : RHD E 3 : LHD
I 3 : RHD
142AVENSIS (EWD526E)
Engine Control (1AZ–FSE)
BR
A
GR–R
W–GW–L GR–R
W–GW–L
W–B BR
W–B BR
971
3 45
TACH SILTC
TAC
SILTC CG
SG
GR–R
W–G W–L
15
WFSE WFSE
G
D 5
J1 6
E 9
(
A )
, E10 (
B )
, E11 (
C )
, E12 (
D )
, E13 (
E )
B
16BAT
A
20
A
18
A
19
A5
IK2
14
BA
DB
CD
AE
CDAE
J 8
(
A )
, J 9 (
B )
, J26 (
C )
, J27 (
D )
(
LHD )
( RHD )
( LHD )
( RHD ) A
GA B(
LHD )
CG A
GA B(
LHD )
CG (
RHD )
( RHD )
J 8(
A )
, J26 (
C )
DB
9DB 17
DA
30 DC
3 DD
CB
J2 0
(
C )
, J21 (
D )
(
RHD )
(
RHD )
(
LHD )(
LHD)
W–L
W–L
IO
EF
7. 5A OBD2
DA
7
B
GR–R
(
LHD )
(
LHD )
From Power Source System (
See Page 120 )
W–B
( RHD )
W–B
( RHD ) E
34 E 5E20 E30 E
29
1 2
1
2
E 5 E 5
BR
B–W 15
2
3
4
B–W
B–W
B–W
BR W–G
L–BGR
L–Y G
EVP1 SCVTHA VG EVG
+B E2
B–W THA VG E2G
V 5
V 6
A 6
BR
BR
Air Flow Meter
DLC3
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Junction
Connector
Junction
Connector
Junction
Connector
Junction Connector
VSV
(
EVAP )
VSV (
Intake Air Control Valve )
E 3 : LHD
I 3 : RHD A
http://vnx.su

148AVENSIS (EWD526E)
Engine Control (1AZ–FE)
FL MAIN
3. 0W
Battery
20A EFI
2
15A IG2
1
2
1 3
5
2
1
2
1
3
5B–Y
EFI Relay
B–W
10A IGN
10A EFI NO. 1
B–W
2
2
1
7. 5A EFI NO. 2
1
5
3
2
1
IG2 Relay
W–B
B–R
B–W B–W
G–Y
L–B
W–B B–W
B–W
B–R B–R B–WGR
B–Y
W–B B–W
W–B R–B
B
W–B
EC BR
E 2
B–G
4A
1
4B
1
B–G
1A
1 1
14 4
44 44 4
EA1
13 EA1
12
44 44
DA
18
DL
16
B–W
M
5 4
IB1
10
IC3
6
C 8
F25
G–Y
B–W B–R
G–Y GR
B–Y
R–B
B–W
From Power Source System
(
See Page 120 )
A/F Relay
44
44
EA1
1
EA1
2
W W
( ∗ 1 )
( ∗ 1 )
(
∗ 1 )
(
∗ 1 )
W
W
W
(
∗ 1 )
W (
∗ 1 )
GR
B–R
(
∗ 1 )
(
∗ 1 )
∗
1 : Unleaded Gasoline
Circuit Opening
Relay
Fuel Pump 20A A/F
2
1
1
( ∗ 1 )
B–R
23
15
W–B
W–B
AVENSIS (EWD526E) 149
Check
Engine
W
B
22
B9
21 B
20 B
18 B
5B
IP
6CA 6CK
Tachometer
FC
FC
HB 7. 5A
DOME
W–R
From Power Source System
(
See Page 120 )
6 10A
GAUGE1
DB
7
( RHD )
(
LHD )
FA
J1 0 (
A )
, J11 (
B )
, J26 (
C )
W–R
W–R
( LHD )
R–W
W–B
V–W
W–B
CA
7
CD
6
R–W
CPU
(
RHD )
Speedometer
Temp.
BEAN
I/F A
13
A
14
P–B
P
IC1
1 IC1
10
P–B P
MPX2
11
22I14
MPX1P
B3
GR–R B–W
C10 (
A )
, C11 (
B )
GR–R
B–WR–BB–Y GR
P
B–W
WP
V–W G–YB–R
B–W
B–W
R–BB–Y GR
G–Y B–R
B–W 2
1
3CB
W–B
W–B
(RHD )
(
RHD )
W
(
∗ 1 )
W (
∗ 1 ) W
(
∗ 1 )
W (
∗ 1 )
Integration Relay
Combination Meter
Junction
Connector
S 2Skid Control ECU
with Actuator
SP1
23
L–W
L–W
IE1
16
B
19 CE
8 R–W
(
M/T )
R–W
( M/T )
150
AVENSIS (EWD526E)
Engine Control (1AZ–FE)
FC
BATT
MREL
B–R+B
B–R
R–B
R–B
2
1
2
1
2
1
2
1
Y
W B
IGSW
#2 #3 #4
W–B BR R–B
R–B
R–B
R–B
E1
R–B
R–B
#1
B–R
2
3
1
G–R
B–R
RSD
B–R
B–W
B–Y GR
GR
B–Y
B–R B–R G–Y
DE C
AC A
A
CA CAC(
LHD )
B–W
B–W
B–W B–W
(
RHD )
(
LHD )
( RHD )
J 8(
A )
, J26 (
C )
,
J2 7 (
D )
A9
IE1
2
IK1
8
A
8A 3
A
10 A
1
E 9 (
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
D
1D 2D3D4
I 8 I 7
I 6
I 5
C
10
C7
EA1
8
E 4E 4E 4
I10
EF
HA HC
AH
(
LHD )
CH (
RHD )
J1 0(
A )
, J20 (
C )
(
LHD )
(
RHD )
V–W
SPD
17 B
V–W
MPX–
A1 39
29
MPX+
P
A
P P–B
29
MPX1
MPX2
23 A
A
11 W
W
GR–R
B–W B–R
G–Y
V–W P
W B–W
P
GR
B–Y
R–B
B–W
GR–R
W–B W–B(
RHD )
( RHD ) D
23
1
PSW
G
P 2
W
(
∗ 1 )
W(
∗ 1 )
W (
∗ 1 )
W(
∗ 1 )
A/C Control Assembly
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Injector No. 1
Injector No. 2
Injector No. 3
Injector No. 4
ISC Valve
Junction
Connector
Junction Connector
Power Steering
Oil Pressure SW
IO1
7 IE3
7 (
LHD )
( RHD )
R–W
(
M/T )
R–W
( M/T )
GND +B
DUTY
E 3 : LHD
I 3 : RHD
E 3 : LHD
I 3 : RHD
BR
AVENSIS (EWD526E)151
B–Y
1
2
R–W
BR B–W
G–R
L–Y G
B–R BR
15 1
3
2
1
3
4
2
3
VAF
VC VAF
VCC
VG EVG THA THW VTA1
L–W
BR
BR STA
1
2
W–G
B–W
PRG
B–W
BR
BR
P
E2
ELS
G
2
R–W
E2
BR
A
12 C 9
D
12 C 24 C32 D
20 D19D
28 D
21 D
18 D32
V 5
A 6
E 2
V 3E2
+B
E2G
VG THA
E 3 CC
BC AC (
LHD )
DC (
RHD )
IC2
3
A A DM
4
10A
TAIL
J1 0
(
A )
, J11 (
B )
,
J2 6 (
C )
, J27 (
D )
G
G
G
(
LHD )
(
RHD ) 6
7. 5A
ST
B–W
A
AA A
AB BB
P
N
96
N 1
B–Y
J1 2 (
A )
, J13 (
B )
B–Y
B–W
(
M/T )
(
A/T )
(
A/T )
1
2
B–R
B–W
T 2
E 9
(
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
GR–R
GR–R
From Power Source System (
See Page 120 )
∗
1 : Unleaded Gasoline
W–B (
RHD )
W–B(
RHD )
∗
3 : Leaded Gasoline
EA1
9
R–W
R–W
EA1
3P
EA1
10
(
∗ 3 )
(
∗ 3 )
(
∗ 3 )
( ∗ 3 )(
∗3 )
(
∗ 3 )
( ∗ 1 )
W (
∗ 1 )
W (
∗ 1 )
W(
∗ 1 )
W
(
∗ 1 )
B–W
(
∗ 1 )
Air Flow Meter
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Junction Connector
Junction Connector
Neutral
Start SW
Throttle Position
Sensor
Variable Resistor VSV
(
EVAP )
EFI Water Temp. Sensor Junction
Connector
J3 0
R–W
( M/T )
E 3 : LHD
I 3 : RHD
E 3 : LHD
I 3 : RHD E 4
VTA VC E2
CLSW
LG–B
B
10 C C
Junction
ConnectorJ1 4
(
M/T )
IE2
15
1 2
IE2
9
Clutch Start SWC 9
R–W
( M/T ) R–W
( M/T )
LG–B( M/T )
LG–B ( M/T )
BR
BR
152AVENSIS (EWD526E)
Engine Control (1AZ–FE)
LG–B
STP
F/PS
G–W
FAN
FAN NO. 2 Relay
W
∗
1 : Unleaded Gasoline
RL
Y
Y
B
19 A 14 A 7
FAN NO. 1 Relay
Diode (
Fan )DC
10 DA 11
DA
2DD 9GSW2
A2 7
23
LG–B
15A
STOP
R–W
IR1
2IE3 11
1 2 IE3
6IR1 1
(
RHD )
( LHD )
R–W
G–W
( LHD )
( RHD )
G–W
S13
G–W
( RHD )
(
LHD )
G–W R–W
( LHD )
(
RHD )
R–W
L
4
A1 1
IK1
9
B
28
E 9 (
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
GR–R
GR–R
DA
22
W–B (
RHD )
W–B(
RHD )
From Power Source System
(
See Page 120 )
W (
∗ 1 )
W
(
∗ 1 )
B–W
(
∗ 1 ) C
23 C31
C
6C 22C30
C5
AD
I 4 C
21 D
32 C
29 D31B
3
E 3 AD IK1
10
IK1
4 B4
1
2
2
1
2
1
2
1
4
3
4
3
4
3
4
3
HA1A A1A+ A1A– HA2A A2A+ A2A– HT1B OX1B O1B–OX2B O2B– HT2B
L–RG
R
W
BL L
G B
W
B–W L
L–R Y
L
W
B–W
B–W (
∗ 1 )
(
∗ 1 )
( ∗ 1 )
( ∗ 1 )
I 4
BR
( ∗ 1 ) (
∗ 1 )
(∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
(
∗ 1 )
(∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
(
∗ 1 ) (
∗ 2 )
(
∗ 2 )
(
∗ 2 )
( ∗ 2 )
H 8
H10 A 8 A 7
J1 2 (
A )
, J13 (
B )
∗
2 : Shielded
BR
( ∗ 1 )
Air Fuel Ratio Sensor
(
Bank 1 Sensor 1 )
Air Fuel Ratio Sensor
( Bank 2 Sensor 1 )
Alternator
Airbag Sensor Assembly
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Heated Oxygen Sensor
(
Bank 1 Sensor 2 )
Heated Oxygen Sensor
( Bank 2 Sensor 2 )
Junction Connector
Stop Light SW
HT
+B
+B
HT
+B
HT
+B
HT E1
OX
E1
OX
AF–
AF+
AF–
AF+ ∗
4 : w/ Engine Immobiliser System
BR BR
AVENSIS (EWD526E)153
E 9
(
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
GR–R
GR–R
W–B (
RHD ) W–B
( RHD )
D
13 D11 D10D
9D 8
E 4
E 4E 4 3
2
3
2
3
2
3
2 IGT
IGF
IGT
IGF
IGT
IGF
IGT
IGF
IGF1 IGT4 IGT3IGT2IGT1
W–RW–R
L–Y
W–R
LG–B
W–R P
W–R
R–W
W–R W–R
I 4I 3I 2I 1
2 1
2
1
C
1C 2D 26 D34 D 27
I 5
A
EA E
AD AE
BDBD
BE
BE A
15
BR
BR
BR BR
G
BR R R
W W B
R
K 1
C 1
J1 2(
A )
, J13 (
B )
EOM
NE+
NE–
G2+
EKNK
KNK1
2
1
(
∗ 2 )
( ∗ 2 )
( ∗ 2 )
(
∗ 2 )
(
∗ 2 )
(
∗ 2 )
Camshaft
Position Sensor
Engine and ECT ECU (
A/T )
Engine ECU (
M/T ) Ignition Coil and
Igniter No. 1
Ignition Coil and
Igniter No. 2
Ignition Coil and
Igniter No. 3
Ignition Coil and
Igniter No. 4
Junction Connector
Knock SensorC 6Crankshaft
Position Sensor
26
C 2
D EFIO
EFII
D
T 8
B
14
15
(
∗ 4 )
IMI
IMO
(
∗ 4 )
(
∗ 1 )
(
∗ 1 )
2
1
Y–B
W–G
OC1+ OC1– 6
W
GR
7
B
27Camshaft Timing
Oil Control Valve
Transponder Key Computer
BR BR
154
AVENSIS (EWD526E)
Engine Control (1AZ–FE)
E02
W–B W–B
E01
A
GR–R
W–G W–L GR–R
W–G
W–L
W–B BR
W–B
971 3 45
TACH SILTC
TAC
SILTC CG
SG
∗
1 : Unleaded Gasoline
GR–R
W–G
15
WFSE WFSE
G
D6D7
EE
D 5
J1 6
E 9
(
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
B
16BAT
A
20
A
18
A
19
A5 BA
DB
CD
AE
CDAE
J 8
(
A )
, J 9 (
B )
,
J2 6 (
C )
, J27 (
D )
(
LHD )
( RHD )
( LHD )
( RHD ) A
GA B(
LHD )
CG A
GA B(
LHD )
CG (
RHD )
( RHD )
J 8(
A )
, J26 (
C )
DB
9DB 17
DA
30 DC
3
(
RHD )
(
LHD )(
LHD)
W–L
W–L
IO
7. 5A OBD2
DA
7
B
GR–R
(
LHD )
(
LHD )
From Power Source System (
See Page 120 )
W–B
( RHD )
W–B
( RHD ) 3C
E05
W–B
4C
W–B
E04
(
∗ 1 )
BR
(
∗ 1 )
DLC3
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Junction
Connector
Junction
Connector
Junction
Connector
A
http://vnx.su

148AVENSIS (EWD526E)
Engine Control (1AZ–FE)
FL MAIN
3. 0W
Battery
20A EFI
2
15A IG2
1
2
1 3
5
2
1
2
1
3
5B–Y
EFI Relay
B–W
10A IGN
10A EFI NO. 1
B–W
2
2
1
7. 5A EFI NO. 2
1
5
3
2
1
IG2 Relay
W–B
B–R
B–W B–W
G–Y
L–B
W–B B–W
B–W
B–R B–R B–WGR
B–Y
W–B B–W
W–B R–B
B
W–B
EC BR
E 2
B–G
4A
1
4B
1
B–G
1A
1 1
14 4
44 44 4
EA1
13 EA1
12
44 44
DA
18
DL
16
B–W
M
5 4
IB1
10
IC3
6
C 8
F25
G–Y
B–W B–R
G–Y GR
B–Y
R–B
B–W
From Power Source System
(
See Page 120 )
A/F Relay
44
44
EA1
1
EA1
2
W W
( ∗ 1 )
( ∗ 1 )
(
∗ 1 )
(
∗ 1 )
W
W
W
(
∗ 1 )
W (
∗ 1 )
GR
B–R
(
∗ 1 )
(
∗ 1 )
∗
1 : Unleaded Gasoline
Circuit Opening
Relay
Fuel Pump 20A A/F
2
1
1
( ∗ 1 )
B–R
23
15
W–B
W–B
AVENSIS (EWD526E) 149
Check
Engine
W
B
22
B9
21 B
20 B
18 B
5B
IP
6CA 6CK
Tachometer
FC
FC
HB 7. 5A
DOME
W–R
From Power Source System
(
See Page 120 )
6 10A
GAUGE1
DB
7
( RHD )
(
LHD )
FA
J1 0 (
A )
, J11 (
B )
, J26 (
C )
W–R
W–R
( LHD )
R–W
W–B
V–W
W–B
CA
7
CD
6
R–W
CPU
(
RHD )
Speedometer
Temp.
BEAN
I/F A
13
A
14
P–B
P
IC1
1 IC1
10
P–B P
MPX2
11
22I14
MPX1P
B3
GR–R B–W
C10 (
A )
, C11 (
B )
GR–R
B–WR–BB–Y GR
P
B–W
WP
V–W G–YB–R
B–W
B–W
R–BB–Y GR
G–Y B–R
B–W 2
1
3CB
W–B
W–B
(RHD )
(
RHD )
W
(
∗ 1 )
W (
∗ 1 ) W
(
∗ 1 )
W (
∗ 1 )
Integration Relay
Combination Meter
Junction
Connector
S 2Skid Control ECU
with Actuator
SP1
23
L–W
L–W
IE1
16
B
19 CE
8 R–W
(
M/T )
R–W
( M/T )
150
AVENSIS (EWD526E)
Engine Control (1AZ–FE)
FC
BATT
MREL
B–R+B
B–R
R–B
R–B
2
1
2
1
2
1
2
1
Y
W B
IGSW
#2 #3 #4
W–B BR R–B
R–B
R–B
R–B
E1
R–B
R–B
#1
B–R
2
3
1
G–R
B–R
RSD
B–R
B–W
B–Y GR
GR
B–Y
B–R B–R G–Y
DE C
AC A
A
CA CAC(
LHD )
B–W
B–W
B–W B–W
(
RHD )
(
LHD )
( RHD )
J 8(
A )
, J26 (
C )
,
J2 7 (
D )
A9
IE1
2
IK1
8
A
8A 3
A
10 A
1
E 9 (
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
D
1D 2D3D4
I 8 I 7
I 6
I 5
C
10
C7
EA1
8
E 4E 4E 4
I10
EF
HA HC
AH
(
LHD )
CH (
RHD )
J1 0(
A )
, J20 (
C )
(
LHD )
(
RHD )
V–W
SPD
17 B
V–W
MPX–
A1 39
29
MPX+
P
A
P P–B
29
MPX1
MPX2
23 A
A
11 W
W
GR–R
B–W B–R
G–Y
V–W P
W B–W
P
GR
B–Y
R–B
B–W
GR–R
W–B W–B(
RHD )
( RHD ) D
23
1
PSW
G
P 2
W
(
∗ 1 )
W(
∗ 1 )
W (
∗ 1 )
W(
∗ 1 )
A/C Control Assembly
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Injector No. 1
Injector No. 2
Injector No. 3
Injector No. 4
ISC Valve
Junction
Connector
Junction Connector
Power Steering
Oil Pressure SW
IO1
7 IE3
7 (
LHD )
( RHD )
R–W
(
M/T )
R–W
( M/T )
GND +B
DUTY
E 3 : LHD
I 3 : RHD
E 3 : LHD
I 3 : RHD
BR
AVENSIS (EWD526E)151
B–Y
1
2
R–W
BR B–W
G–R
L–Y G
B–R BR
15 1
3
2
1
3
4
2
3
VAF
VC VAF
VCC
VG EVG THA THW VTA1
L–W
BR
BR STA
1
2
W–G
B–W
PRG
B–W
BR
BR
P
E2
ELS
G
2
R–W
E2
BR
A
12 C 9
D
12 C 24 C32 D
20 D19D
28 D
21 D
18 D32
V 5
A 6
E 2
V 3E2
+B
E2G
VG THA
E 3 CC
BC AC (
LHD )
DC (
RHD )
IC2
3
A A DM
4
10A
TAIL
J1 0
(
A )
, J11 (
B )
,
J2 6 (
C )
, J27 (
D )
G
G
G
(
LHD )
(
RHD ) 6
7. 5A
ST
B–W
A
AA A
AB BB
P
N
96
N 1
B–Y
J1 2 (
A )
, J13 (
B )
B–Y
B–W
(
M/T )
(
A/T )
(
A/T )
1
2
B–R
B–W
T 2
E 9
(
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
GR–R
GR–R
From Power Source System (
See Page 120 )
∗
1 : Unleaded Gasoline
W–B (
RHD )
W–B(
RHD )
∗
3 : Leaded Gasoline
EA1
9
R–W
R–W
EA1
3P
EA1
10
(
∗ 3 )
(
∗ 3 )
(
∗ 3 )
( ∗ 3 )(
∗3 )
(
∗ 3 )
( ∗ 1 )
W (
∗ 1 )
W (
∗ 1 )
W(
∗ 1 )
W
(
∗ 1 )
B–W
(
∗ 1 )
Air Flow Meter
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Junction Connector
Junction Connector
Neutral
Start SW
Throttle Position
Sensor
Variable Resistor VSV
(
EVAP )
EFI Water Temp. Sensor Junction
Connector
J3 0
R–W
( M/T )
E 3 : LHD
I 3 : RHD
E 3 : LHD
I 3 : RHD E 4
VTA VC E2
CLSW
LG–B
B
10 C C
Junction
ConnectorJ1 4
(
M/T )
IE2
15
1 2
IE2
9
Clutch Start SWC 9
R–W
( M/T ) R–W
( M/T )
LG–B( M/T )
LG–B ( M/T )
BR
BR
152AVENSIS (EWD526E)
Engine Control (1AZ–FE)
LG–B
STP
F/PS
G–W
FAN
FAN NO. 2 Relay
W
∗
1 : Unleaded Gasoline
RL
Y
Y
B
19 A 14 A 7
FAN NO. 1 Relay
Diode (
Fan )DC
10 DA 11
DA
2DD 9GSW2
A2 7
23
LG–B
15A
STOP
R–W
IR1
2IE3 11
1 2 IE3
6IR1 1
(
RHD )
( LHD )
R–W
G–W
( LHD )
( RHD )
G–W
S13
G–W
( RHD )
(
LHD )
G–W R–W
( LHD )
(
RHD )
R–W
L
4
A1 1
IK1
9
B
28
E 9 (
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
GR–R
GR–R
DA
22
W–B (
RHD )
W–B(
RHD )
From Power Source System
(
See Page 120 )
W (
∗ 1 )
W
(
∗ 1 )
B–W
(
∗ 1 ) C
23 C31
C
6C 22C30
C5
AD
I 4 C
21 D
32 C
29 D31B
3
E 3 AD IK1
10
IK1
4 B4
1
2
2
1
2
1
2
1
4
3
4
3
4
3
4
3
HA1A A1A+ A1A– HA2A A2A+ A2A– HT1B OX1B O1B–OX2B O2B– HT2B
L–RG
R
W
BL L
G B
W
B–W L
L–R Y
L
W
B–W
B–W (
∗ 1 )
(
∗ 1 )
( ∗ 1 )
( ∗ 1 )
I 4
BR
( ∗ 1 ) (
∗ 1 )
(∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
(
∗ 1 )
(∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
(
∗ 1 ) (
∗ 2 )
(
∗ 2 )
(
∗ 2 )
( ∗ 2 )
H 8
H10 A 8 A 7
J1 2 (
A )
, J13 (
B )
∗
2 : Shielded
BR
( ∗ 1 )
Air Fuel Ratio Sensor
(
Bank 1 Sensor 1 )
Air Fuel Ratio Sensor
( Bank 2 Sensor 1 )
Alternator
Airbag Sensor Assembly
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Heated Oxygen Sensor
(
Bank 1 Sensor 2 )
Heated Oxygen Sensor
( Bank 2 Sensor 2 )
Junction Connector
Stop Light SW
HT
+B
+B
HT
+B
HT
+B
HT E1
OX
E1
OX
AF–
AF+
AF–
AF+ ∗
4 : w/ Engine Immobiliser System
BR BR
AVENSIS (EWD526E)153
E 9
(
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
GR–R
GR–R
W–B (
RHD ) W–B
( RHD )
D
13 D11 D10D
9D 8
E 4
E 4E 4 3
2
3
2
3
2
3
2 IGT
IGF
IGT
IGF
IGT
IGF
IGT
IGF
IGF1 IGT4 IGT3IGT2IGT1
W–RW–R
L–Y
W–R
LG–B
W–R P
W–R
R–W
W–R W–R
I 4I 3I 2I 1
2 1
2
1
C
1C 2D 26 D34 D 27
I 5
A
EA E
AD AE
BDBD
BE
BE A
15
BR
BR
BR BR
G
BR R R
W W B
R
K 1
C 1
J1 2(
A )
, J13 (
B )
EOM
NE+
NE–
G2+
EKNK
KNK1
2
1
(
∗ 2 )
( ∗ 2 )
( ∗ 2 )
(
∗ 2 )
(
∗ 2 )
(
∗ 2 )
Camshaft
Position Sensor
Engine and ECT ECU (
A/T )
Engine ECU (
M/T ) Ignition Coil and
Igniter No. 1
Ignition Coil and
Igniter No. 2
Ignition Coil and
Igniter No. 3
Ignition Coil and
Igniter No. 4
Junction Connector
Knock SensorC 6Crankshaft
Position Sensor
26
C 2
D EFIO
EFII
D
T 8
B
14
15
(
∗ 4 )
IMI
IMO
(
∗ 4 )
(
∗ 1 )
(
∗ 1 )
2
1
Y–B
W–G
OC1+ OC1– 6
W
GR
7
B
27Camshaft Timing
Oil Control Valve
Transponder Key Computer
BR BR
154
AVENSIS (EWD526E)
Engine Control (1AZ–FE)
E02
W–B W–B
E01
A
GR–R
W–G W–L GR–R
W–G
W–L
W–B BR
W–B
971 3 45
TACH SILTC
TAC
SILTC CG
SG
∗
1 : Unleaded Gasoline
GR–R
W–G
15
WFSE WFSE
G
D6D7
EE
D 5
J1 6
E 9
(
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
B
16BAT
A
20
A
18
A
19
A5 BA
DB
CD
AE
CDAE
J 8
(
A )
, J 9 (
B )
,
J2 6 (
C )
, J27 (
D )
(
LHD )
( RHD )
( LHD )
( RHD ) A
GA B(
LHD )
CG A
GA B(
LHD )
CG (
RHD )
( RHD )
J 8(
A )
, J26 (
C )
DB
9DB 17
DA
30 DC
3
(
RHD )
(
LHD )(
LHD)
W–L
W–L
IO
7. 5A OBD2
DA
7
B
GR–R
(
LHD )
(
LHD )
From Power Source System (
See Page 120 )
W–B
( RHD )
W–B
( RHD ) 3C
E05
W–B
4C
W–B
E04
(
∗ 1 )
BR
(
∗ 1 )
DLC3
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Junction
Connector
Junction
Connector
Junction
Connector
A
http://vnx.su

148AVENSIS (EWD526E)
Engine Control (1AZ–FE)
FL MAIN
3. 0W
Battery
20A EFI
2
15A IG2
1
2
1 3
5
2
1
2
1
3
5B–Y
EFI Relay
B–W
10A IGN
10A EFI NO. 1
B–W
2
2
1
7. 5A EFI NO. 2
1
5
3
2
1
IG2 Relay
W–B
B–R
B–W B–W
G–Y
L–B
W–B B–W
B–W
B–R B–R B–WGR
B–Y
W–B B–W
W–B R–B
B
W–B
EC BR
E 2
B–G
4A
1
4B
1
B–G
1A
1 1
14 4
44 44 4
EA1
13 EA1
12
44 44
DA
18
DL
16
B–W
M
5 4
IB1
10
IC3
6
C 8
F25
G–Y
B–W B–R
G–Y GR
B–Y
R–B
B–W
From Power Source System
(
See Page 120 )
A/F Relay
44
44
EA1
1
EA1
2
W W
( ∗ 1 )
( ∗ 1 )
(
∗ 1 )
(
∗ 1 )
W
W
W
(
∗ 1 )
W (
∗ 1 )
GR
B–R
(
∗ 1 )
(
∗ 1 )
∗
1 : Unleaded Gasoline
Circuit Opening
Relay
Fuel Pump 20A A/F
2
1
1
( ∗ 1 )
B–R
23
15
W–B
W–B
AVENSIS (EWD526E) 149
Check
Engine
W
B
22
B9
21 B
20 B
18 B
5B
IP
6CA 6CK
Tachometer
FC
FC
HB 7. 5A
DOME
W–R
From Power Source System
(
See Page 120 )
6 10A
GAUGE1
DB
7
( RHD )
(
LHD )
FA
J1 0 (
A )
, J11 (
B )
, J26 (
C )
W–R
W–R
( LHD )
R–W
W–B
V–W
W–B
CA
7
CD
6
R–W
CPU
(
RHD )
Speedometer
Temp.
BEAN
I/F A
13
A
14
P–B
P
IC1
1 IC1
10
P–B P
MPX2
11
22I14
MPX1P
B3
GR–R B–W
C10 (
A )
, C11 (
B )
GR–R
B–WR–BB–Y GR
P
B–W
WP
V–W G–YB–R
B–W
B–W
R–BB–Y GR
G–Y B–R
B–W 2
1
3CB
W–B
W–B
(RHD )
(
RHD )
W
(
∗ 1 )
W (
∗ 1 ) W
(
∗ 1 )
W (
∗ 1 )
Integration Relay
Combination Meter
Junction
Connector
S 2Skid Control ECU
with Actuator
SP1
23
L–W
L–W
IE1
16
B
19 CE
8 R–W
(
M/T )
R–W
( M/T )
150
AVENSIS (EWD526E)
Engine Control (1AZ–FE)
FC
BATT
MREL
B–R+B
B–R
R–B
R–B
2
1
2
1
2
1
2
1
Y
W B
IGSW
#2 #3 #4
W–B BR R–B
R–B
R–B
R–B
E1
R–B
R–B
#1
B–R
2
3
1
G–R
B–R
RSD
B–R
B–W
B–Y GR
GR
B–Y
B–R B–R G–Y
DE C
AC A
A
CA CAC(
LHD )
B–W
B–W
B–W B–W
(
RHD )
(
LHD )
( RHD )
J 8(
A )
, J26 (
C )
,
J2 7 (
D )
A9
IE1
2
IK1
8
A
8A 3
A
10 A
1
E 9 (
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
D
1D 2D3D4
I 8 I 7
I 6
I 5
C
10
C7
EA1
8
E 4E 4E 4
I10
EF
HA HC
AH
(
LHD )
CH (
RHD )
J1 0(
A )
, J20 (
C )
(
LHD )
(
RHD )
V–W
SPD
17 B
V–W
MPX–
A1 39
29
MPX+
P
A
P P–B
29
MPX1
MPX2
23 A
A
11 W
W
GR–R
B–W B–R
G–Y
V–W P
W B–W
P
GR
B–Y
R–B
B–W
GR–R
W–B W–B(
RHD )
( RHD ) D
23
1
PSW
G
P 2
W
(
∗ 1 )
W(
∗ 1 )
W (
∗ 1 )
W(
∗ 1 )
A/C Control Assembly
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Injector No. 1
Injector No. 2
Injector No. 3
Injector No. 4
ISC Valve
Junction
Connector
Junction Connector
Power Steering
Oil Pressure SW
IO1
7 IE3
7 (
LHD )
( RHD )
R–W
(
M/T )
R–W
( M/T )
GND +B
DUTY
E 3 : LHD
I 3 : RHD
E 3 : LHD
I 3 : RHD
BR
AVENSIS (EWD526E)151
B–Y
1
2
R–W
BR B–W
G–R
L–Y G
B–R BR
15 1
3
2
1
3
4
2
3
VAF
VC VAF
VCC
VG EVG THA THW VTA1
L–W
BR
BR STA
1
2
W–G
B–W
PRG
B–W
BR
BR
P
E2
ELS
G
2
R–W
E2
BR
A
12 C 9
D
12 C 24 C32 D
20 D19D
28 D
21 D
18 D32
V 5
A 6
E 2
V 3E2
+B
E2G
VG THA
E 3 CC
BC AC (
LHD )
DC (
RHD )
IC2
3
A A DM
4
10A
TAIL
J1 0
(
A )
, J11 (
B )
,
J2 6 (
C )
, J27 (
D )
G
G
G
(
LHD )
(
RHD ) 6
7. 5A
ST
B–W
A
AA A
AB BB
P
N
96
N 1
B–Y
J1 2 (
A )
, J13 (
B )
B–Y
B–W
(
M/T )
(
A/T )
(
A/T )
1
2
B–R
B–W
T 2
E 9
(
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
GR–R
GR–R
From Power Source System (
See Page 120 )
∗
1 : Unleaded Gasoline
W–B (
RHD )
W–B(
RHD )
∗
3 : Leaded Gasoline
EA1
9
R–W
R–W
EA1
3P
EA1
10
(
∗ 3 )
(
∗ 3 )
(
∗ 3 )
( ∗ 3 )(
∗3 )
(
∗ 3 )
( ∗ 1 )
W (
∗ 1 )
W (
∗ 1 )
W(
∗ 1 )
W
(
∗ 1 )
B–W
(
∗ 1 )
Air Flow Meter
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Junction Connector
Junction Connector
Neutral
Start SW
Throttle Position
Sensor
Variable Resistor VSV
(
EVAP )
EFI Water Temp. Sensor Junction
Connector
J3 0
R–W
( M/T )
E 3 : LHD
I 3 : RHD
E 3 : LHD
I 3 : RHD E 4
VTA VC E2
CLSW
LG–B
B
10 C C
Junction
ConnectorJ1 4
(
M/T )
IE2
15
1 2
IE2
9
Clutch Start SWC 9
R–W
( M/T ) R–W
( M/T )
LG–B( M/T )
LG–B ( M/T )
BR
BR
152AVENSIS (EWD526E)
Engine Control (1AZ–FE)
LG–B
STP
F/PS
G–W
FAN
FAN NO. 2 Relay
W
∗
1 : Unleaded Gasoline
RL
Y
Y
B
19 A 14 A 7
FAN NO. 1 Relay
Diode (
Fan )DC
10 DA 11
DA
2DD 9GSW2
A2 7
23
LG–B
15A
STOP
R–W
IR1
2IE3 11
1 2 IE3
6IR1 1
(
RHD )
( LHD )
R–W
G–W
( LHD )
( RHD )
G–W
S13
G–W
( RHD )
(
LHD )
G–W R–W
( LHD )
(
RHD )
R–W
L
4
A1 1
IK1
9
B
28
E 9 (
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
GR–R
GR–R
DA
22
W–B (
RHD )
W–B(
RHD )
From Power Source System
(
See Page 120 )
W (
∗ 1 )
W
(
∗ 1 )
B–W
(
∗ 1 ) C
23 C31
C
6C 22C30
C5
AD
I 4 C
21 D
32 C
29 D31B
3
E 3 AD IK1
10
IK1
4 B4
1
2
2
1
2
1
2
1
4
3
4
3
4
3
4
3
HA1A A1A+ A1A– HA2A A2A+ A2A– HT1B OX1B O1B–OX2B O2B– HT2B
L–RG
R
W
BL L
G B
W
B–W L
L–R Y
L
W
B–W
B–W (
∗ 1 )
(
∗ 1 )
( ∗ 1 )
( ∗ 1 )
I 4
BR
( ∗ 1 ) (
∗ 1 )
(∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
(
∗ 1 )
(∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
(
∗ 1 ) (
∗ 2 )
(
∗ 2 )
(
∗ 2 )
( ∗ 2 )
H 8
H10 A 8 A 7
J1 2 (
A )
, J13 (
B )
∗
2 : Shielded
BR
( ∗ 1 )
Air Fuel Ratio Sensor
(
Bank 1 Sensor 1 )
Air Fuel Ratio Sensor
( Bank 2 Sensor 1 )
Alternator
Airbag Sensor Assembly
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Heated Oxygen Sensor
(
Bank 1 Sensor 2 )
Heated Oxygen Sensor
( Bank 2 Sensor 2 )
Junction Connector
Stop Light SW
HT
+B
+B
HT
+B
HT
+B
HT E1
OX
E1
OX
AF–
AF+
AF–
AF+ ∗
4 : w/ Engine Immobiliser System
BR BR
AVENSIS (EWD526E)153
E 9
(
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
GR–R
GR–R
W–B (
RHD ) W–B
( RHD )
D
13 D11 D10D
9D 8
E 4
E 4E 4 3
2
3
2
3
2
3
2 IGT
IGF
IGT
IGF
IGT
IGF
IGT
IGF
IGF1 IGT4 IGT3IGT2IGT1
W–RW–R
L–Y
W–R
LG–B
W–R P
W–R
R–W
W–R W–R
I 4I 3I 2I 1
2 1
2
1
C
1C 2D 26 D34 D 27
I 5
A
EA E
AD AE
BDBD
BE
BE A
15
BR
BR
BR BR
G
BR R R
W W B
R
K 1
C 1
J1 2(
A )
, J13 (
B )
EOM
NE+
NE–
G2+
EKNK
KNK1
2
1
(
∗ 2 )
( ∗ 2 )
( ∗ 2 )
(
∗ 2 )
(
∗ 2 )
(
∗ 2 )
Camshaft
Position Sensor
Engine and ECT ECU (
A/T )
Engine ECU (
M/T ) Ignition Coil and
Igniter No. 1
Ignition Coil and
Igniter No. 2
Ignition Coil and
Igniter No. 3
Ignition Coil and
Igniter No. 4
Junction Connector
Knock SensorC 6Crankshaft
Position Sensor
26
C 2
D EFIO
EFII
D
T 8
B
14
15
(
∗ 4 )
IMI
IMO
(
∗ 4 )
(
∗ 1 )
(
∗ 1 )
2
1
Y–B
W–G
OC1+ OC1– 6
W
GR
7
B
27Camshaft Timing
Oil Control Valve
Transponder Key Computer
BR BR
154
AVENSIS (EWD526E)
Engine Control (1AZ–FE)
E02
W–B W–B
E01
A
GR–R
W–G W–L GR–R
W–G
W–L
W–B BR
W–B
971 3 45
TACH SILTC
TAC
SILTC CG
SG
∗
1 : Unleaded Gasoline
GR–R
W–G
15
WFSE WFSE
G
D6D7
EE
D 5
J1 6
E 9
(
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
B
16BAT
A
20
A
18
A
19
A5 BA
DB
CD
AE
CDAE
J 8
(
A )
, J 9 (
B )
,
J2 6 (
C )
, J27 (
D )
(
LHD )
( RHD )
( LHD )
( RHD ) A
GA B(
LHD )
CG A
GA B(
LHD )
CG (
RHD )
( RHD )
J 8(
A )
, J26 (
C )
DB
9DB 17
DA
30 DC
3
(
RHD )
(
LHD )(
LHD)
W–L
W–L
IO
7. 5A OBD2
DA
7
B
GR–R
(
LHD )
(
LHD )
From Power Source System (
See Page 120 )
W–B
( RHD )
W–B
( RHD ) 3C
E05
W–B
4C
W–B
E04
(
∗ 1 )
BR
(
∗ 1 )
DLC3
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Junction
Connector
Junction
Connector
Junction
Connector
A
http://vnx.su

148AVENSIS (EWD526E)
Engine Control (1AZ–FE)
FL MAIN
3. 0W
Battery
20A EFI
2
15A IG2
1
2
1 3
5
2
1
2
1
3
5B–Y
EFI Relay
B–W
10A IGN
10A EFI NO. 1
B–W
2
2
1
7. 5A EFI NO. 2
1
5
3
2
1
IG2 Relay
W–B
B–R
B–W B–W
G–Y
L–B
W–B B–W
B–W
B–R B–R B–WGR
B–Y
W–B B–W
W–B R–B
B
W–B
EC BR
E 2
B–G
4A
1
4B
1
B–G
1A
1 1
14 4
44 44 4
EA1
13 EA1
12
44 44
DA
18
DL
16
B–W
M
5 4
IB1
10
IC3
6
C 8
F25
G–Y
B–W B–R
G–Y GR
B–Y
R–B
B–W
From Power Source System
(
See Page 120 )
A/F Relay
44
44
EA1
1
EA1
2
W W
( ∗ 1 )
( ∗ 1 )
(
∗ 1 )
(
∗ 1 )
W
W
W
(
∗ 1 )
W (
∗ 1 )
GR
B–R
(
∗ 1 )
(
∗ 1 )
∗
1 : Unleaded Gasoline
Circuit Opening
Relay
Fuel Pump 20A A/F
2
1
1
( ∗ 1 )
B–R
23
15
W–B
W–B
AVENSIS (EWD526E) 149
Check
Engine
W
B
22
B9
21 B
20 B
18 B
5B
IP
6CA 6CK
Tachometer
FC
FC
HB 7. 5A
DOME
W–R
From Power Source System
(
See Page 120 )
6 10A
GAUGE1
DB
7
( RHD )
(
LHD )
FA
J1 0 (
A )
, J11 (
B )
, J26 (
C )
W–R
W–R
( LHD )
R–W
W–B
V–W
W–B
CA
7
CD
6
R–W
CPU
(
RHD )
Speedometer
Temp.
BEAN
I/F A
13
A
14
P–B
P
IC1
1 IC1
10
P–B P
MPX2
11
22I14
MPX1P
B3
GR–R B–W
C10 (
A )
, C11 (
B )
GR–R
B–WR–BB–Y GR
P
B–W
WP
V–W G–YB–R
B–W
B–W
R–BB–Y GR
G–Y B–R
B–W 2
1
3CB
W–B
W–B
(RHD )
(
RHD )
W
(
∗ 1 )
W (
∗ 1 ) W
(
∗ 1 )
W (
∗ 1 )
Integration Relay
Combination Meter
Junction
Connector
S 2Skid Control ECU
with Actuator
SP1
23
L–W
L–W
IE1
16
B
19 CE
8 R–W
(
M/T )
R–W
( M/T )
150
AVENSIS (EWD526E)
Engine Control (1AZ–FE)
FC
BATT
MREL
B–R+B
B–R
R–B
R–B
2
1
2
1
2
1
2
1
Y
W B
IGSW
#2 #3 #4
W–B BR R–B
R–B
R–B
R–B
E1
R–B
R–B
#1
B–R
2
3
1
G–R
B–R
RSD
B–R
B–W
B–Y GR
GR
B–Y
B–R B–R G–Y
DE C
AC A
A
CA CAC(
LHD )
B–W
B–W
B–W B–W
(
RHD )
(
LHD )
( RHD )
J 8(
A )
, J26 (
C )
,
J2 7 (
D )
A9
IE1
2
IK1
8
A
8A 3
A
10 A
1
E 9 (
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
D
1D 2D3D4
I 8 I 7
I 6
I 5
C
10
C7
EA1
8
E 4E 4E 4
I10
EF
HA HC
AH
(
LHD )
CH (
RHD )
J1 0(
A )
, J20 (
C )
(
LHD )
(
RHD )
V–W
SPD
17 B
V–W
MPX–
A1 39
29
MPX+
P
A
P P–B
29
MPX1
MPX2
23 A
A
11 W
W
GR–R
B–W B–R
G–Y
V–W P
W B–W
P
GR
B–Y
R–B
B–W
GR–R
W–B W–B(
RHD )
( RHD ) D
23
1
PSW
G
P 2
W
(
∗ 1 )
W(
∗ 1 )
W (
∗ 1 )
W(
∗ 1 )
A/C Control Assembly
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Injector No. 1
Injector No. 2
Injector No. 3
Injector No. 4
ISC Valve
Junction
Connector
Junction Connector
Power Steering
Oil Pressure SW
IO1
7 IE3
7 (
LHD )
( RHD )
R–W
(
M/T )
R–W
( M/T )
GND +B
DUTY
E 3 : LHD
I 3 : RHD
E 3 : LHD
I 3 : RHD
BR
AVENSIS (EWD526E)151
B–Y
1
2
R–W
BR B–W
G–R
L–Y G
B–R BR
15 1
3
2
1
3
4
2
3
VAF
VC VAF
VCC
VG EVG THA THW VTA1
L–W
BR
BR STA
1
2
W–G
B–W
PRG
B–W
BR
BR
P
E2
ELS
G
2
R–W
E2
BR
A
12 C 9
D
12 C 24 C32 D
20 D19D
28 D
21 D
18 D32
V 5
A 6
E 2
V 3E2
+B
E2G
VG THA
E 3 CC
BC AC (
LHD )
DC (
RHD )
IC2
3
A A DM
4
10A
TAIL
J1 0
(
A )
, J11 (
B )
,
J2 6 (
C )
, J27 (
D )
G
G
G
(
LHD )
(
RHD ) 6
7. 5A
ST
B–W
A
AA A
AB BB
P
N
96
N 1
B–Y
J1 2 (
A )
, J13 (
B )
B–Y
B–W
(
M/T )
(
A/T )
(
A/T )
1
2
B–R
B–W
T 2
E 9
(
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
GR–R
GR–R
From Power Source System (
See Page 120 )
∗
1 : Unleaded Gasoline
W–B (
RHD )
W–B(
RHD )
∗
3 : Leaded Gasoline
EA1
9
R–W
R–W
EA1
3P
EA1
10
(
∗ 3 )
(
∗ 3 )
(
∗ 3 )
( ∗ 3 )(
∗3 )
(
∗ 3 )
( ∗ 1 )
W (
∗ 1 )
W (
∗ 1 )
W(
∗ 1 )
W
(
∗ 1 )
B–W
(
∗ 1 )
Air Flow Meter
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Junction Connector
Junction Connector
Neutral
Start SW
Throttle Position
Sensor
Variable Resistor VSV
(
EVAP )
EFI Water Temp. Sensor Junction
Connector
J3 0
R–W
( M/T )
E 3 : LHD
I 3 : RHD
E 3 : LHD
I 3 : RHD E 4
VTA VC E2
CLSW
LG–B
B
10 C C
Junction
ConnectorJ1 4
(
M/T )
IE2
15
1 2
IE2
9
Clutch Start SWC 9
R–W
( M/T ) R–W
( M/T )
LG–B( M/T )
LG–B ( M/T )
BR
BR
152AVENSIS (EWD526E)
Engine Control (1AZ–FE)
LG–B
STP
F/PS
G–W
FAN
FAN NO. 2 Relay
W
∗
1 : Unleaded Gasoline
RL
Y
Y
B
19 A 14 A 7
FAN NO. 1 Relay
Diode (
Fan )DC
10 DA 11
DA
2DD 9GSW2
A2 7
23
LG–B
15A
STOP
R–W
IR1
2IE3 11
1 2 IE3
6IR1 1
(
RHD )
( LHD )
R–W
G–W
( LHD )
( RHD )
G–W
S13
G–W
( RHD )
(
LHD )
G–W R–W
( LHD )
(
RHD )
R–W
L
4
A1 1
IK1
9
B
28
E 9 (
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
GR–R
GR–R
DA
22
W–B (
RHD )
W–B(
RHD )
From Power Source System
(
See Page 120 )
W (
∗ 1 )
W
(
∗ 1 )
B–W
(
∗ 1 ) C
23 C31
C
6C 22C30
C5
AD
I 4 C
21 D
32 C
29 D31B
3
E 3 AD IK1
10
IK1
4 B4
1
2
2
1
2
1
2
1
4
3
4
3
4
3
4
3
HA1A A1A+ A1A– HA2A A2A+ A2A– HT1B OX1B O1B–OX2B O2B– HT2B
L–RG
R
W
BL L
G B
W
B–W L
L–R Y
L
W
B–W
B–W (
∗ 1 )
(
∗ 1 )
( ∗ 1 )
( ∗ 1 )
I 4
BR
( ∗ 1 ) (
∗ 1 )
(∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
(
∗ 1 )
(∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
(
∗ 1 ) (
∗ 2 )
(
∗ 2 )
(
∗ 2 )
( ∗ 2 )
H 8
H10 A 8 A 7
J1 2 (
A )
, J13 (
B )
∗
2 : Shielded
BR
( ∗ 1 )
Air Fuel Ratio Sensor
(
Bank 1 Sensor 1 )
Air Fuel Ratio Sensor
( Bank 2 Sensor 1 )
Alternator
Airbag Sensor Assembly
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Heated Oxygen Sensor
(
Bank 1 Sensor 2 )
Heated Oxygen Sensor
( Bank 2 Sensor 2 )
Junction Connector
Stop Light SW
HT
+B
+B
HT
+B
HT
+B
HT E1
OX
E1
OX
AF–
AF+
AF–
AF+ ∗
4 : w/ Engine Immobiliser System
BR BR
AVENSIS (EWD526E)153
E 9
(
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
GR–R
GR–R
W–B (
RHD ) W–B
( RHD )
D
13 D11 D10D
9D 8
E 4
E 4E 4 3
2
3
2
3
2
3
2 IGT
IGF
IGT
IGF
IGT
IGF
IGT
IGF
IGF1 IGT4 IGT3IGT2IGT1
W–RW–R
L–Y
W–R
LG–B
W–R P
W–R
R–W
W–R W–R
I 4I 3I 2I 1
2 1
2
1
C
1C 2D 26 D34 D 27
I 5
A
EA E
AD AE
BDBD
BE
BE A
15
BR
BR
BR BR
G
BR R R
W W B
R
K 1
C 1
J1 2(
A )
, J13 (
B )
EOM
NE+
NE–
G2+
EKNK
KNK1
2
1
(
∗ 2 )
( ∗ 2 )
( ∗ 2 )
(
∗ 2 )
(
∗ 2 )
(
∗ 2 )
Camshaft
Position Sensor
Engine and ECT ECU (
A/T )
Engine ECU (
M/T ) Ignition Coil and
Igniter No. 1
Ignition Coil and
Igniter No. 2
Ignition Coil and
Igniter No. 3
Ignition Coil and
Igniter No. 4
Junction Connector
Knock SensorC 6Crankshaft
Position Sensor
26
C 2
D EFIO
EFII
D
T 8
B
14
15
(
∗ 4 )
IMI
IMO
(
∗ 4 )
(
∗ 1 )
(
∗ 1 )
2
1
Y–B
W–G
OC1+ OC1– 6
W
GR
7
B
27Camshaft Timing
Oil Control Valve
Transponder Key Computer
BR BR
154
AVENSIS (EWD526E)
Engine Control (1AZ–FE)
E02
W–B W–B
E01
A
GR–R
W–G W–L GR–R
W–G
W–L
W–B BR
W–B
971 3 45
TACH SILTC
TAC
SILTC CG
SG
∗
1 : Unleaded Gasoline
GR–R
W–G
15
WFSE WFSE
G
D6D7
EE
D 5
J1 6
E 9
(
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
B
16BAT
A
20
A
18
A
19
A5 BA
DB
CD
AE
CDAE
J 8
(
A )
, J 9 (
B )
,
J2 6 (
C )
, J27 (
D )
(
LHD )
( RHD )
( LHD )
( RHD ) A
GA B(
LHD )
CG A
GA B(
LHD )
CG (
RHD )
( RHD )
J 8(
A )
, J26 (
C )
DB
9DB 17
DA
30 DC
3
(
RHD )
(
LHD )(
LHD)
W–L
W–L
IO
7. 5A OBD2
DA
7
B
GR–R
(
LHD )
(
LHD )
From Power Source System (
See Page 120 )
W–B
( RHD )
W–B
( RHD ) 3C
E05
W–B
4C
W–B
E04
(
∗ 1 )
BR
(
∗ 1 )
DLC3
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Junction
Connector
Junction
Connector
Junction
Connector
A
http://vnx.su

148AVENSIS (EWD526E)
Engine Control (1AZ–FE)
FL MAIN
3. 0W
Battery
20A EFI
2
15A IG2
1
2
1 3
5
2
1
2
1
3
5B–Y
EFI Relay
B–W
10A IGN
10A EFI NO. 1
B–W
2
2
1
7. 5A EFI NO. 2
1
5
3
2
1
IG2 Relay
W–B
B–R
B–W B–W
G–Y
L–B
W–B B–W
B–W
B–R B–R B–WGR
B–Y
W–B B–W
W–B R–B
B
W–B
EC BR
E 2
B–G
4A
1
4B
1
B–G
1A
1 1
14 4
44 44 4
EA1
13 EA1
12
44 44
DA
18
DL
16
B–W
M
5 4
IB1
10
IC3
6
C 8
F25
G–Y
B–W B–R
G–Y GR
B–Y
R–B
B–W
From Power Source System
(
See Page 120 )
A/F Relay
44
44
EA1
1
EA1
2
W W
( ∗ 1 )
( ∗ 1 )
(
∗ 1 )
(
∗ 1 )
W
W
W
(
∗ 1 )
W (
∗ 1 )
GR
B–R
(
∗ 1 )
(
∗ 1 )
∗
1 : Unleaded Gasoline
Circuit Opening
Relay
Fuel Pump 20A A/F
2
1
1
( ∗ 1 )
B–R
23
15
W–B
W–B
AVENSIS (EWD526E) 149
Check
Engine
W
B
22
B9
21 B
20 B
18 B
5B
IP
6CA 6CK
Tachometer
FC
FC
HB 7. 5A
DOME
W–R
From Power Source System
(
See Page 120 )
6 10A
GAUGE1
DB
7
( RHD )
(
LHD )
FA
J1 0 (
A )
, J11 (
B )
, J26 (
C )
W–R
W–R
( LHD )
R–W
W–B
V–W
W–B
CA
7
CD
6
R–W
CPU
(
RHD )
Speedometer
Temp.
BEAN
I/F A
13
A
14
P–B
P
IC1
1 IC1
10
P–B P
MPX2
11
22I14
MPX1P
B3
GR–R B–W
C10 (
A )
, C11 (
B )
GR–R
B–WR–BB–Y GR
P
B–W
WP
V–W G–YB–R
B–W
B–W
R–BB–Y GR
G–Y B–R
B–W 2
1
3CB
W–B
W–B
(RHD )
(
RHD )
W
(
∗ 1 )
W (
∗ 1 ) W
(
∗ 1 )
W (
∗ 1 )
Integration Relay
Combination Meter
Junction
Connector
S 2Skid Control ECU
with Actuator
SP1
23
L–W
L–W
IE1
16
B
19 CE
8 R–W
(
M/T )
R–W
( M/T )
150
AVENSIS (EWD526E)
Engine Control (1AZ–FE)
FC
BATT
MREL
B–R+B
B–R
R–B
R–B
2
1
2
1
2
1
2
1
Y
W B
IGSW
#2 #3 #4
W–B BR R–B
R–B
R–B
R–B
E1
R–B
R–B
#1
B–R
2
3
1
G–R
B–R
RSD
B–R
B–W
B–Y GR
GR
B–Y
B–R B–R G–Y
DE C
AC A
A
CA CAC(
LHD )
B–W
B–W
B–W B–W
(
RHD )
(
LHD )
( RHD )
J 8(
A )
, J26 (
C )
,
J2 7 (
D )
A9
IE1
2
IK1
8
A
8A 3
A
10 A
1
E 9 (
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
D
1D 2D3D4
I 8 I 7
I 6
I 5
C
10
C7
EA1
8
E 4E 4E 4
I10
EF
HA HC
AH
(
LHD )
CH (
RHD )
J1 0(
A )
, J20 (
C )
(
LHD )
(
RHD )
V–W
SPD
17 B
V–W
MPX–
A1 39
29
MPX+
P
A
P P–B
29
MPX1
MPX2
23 A
A
11 W
W
GR–R
B–W B–R
G–Y
V–W P
W B–W
P
GR
B–Y
R–B
B–W
GR–R
W–B W–B(
RHD )
( RHD ) D
23
1
PSW
G
P 2
W
(
∗ 1 )
W(
∗ 1 )
W (
∗ 1 )
W(
∗ 1 )
A/C Control Assembly
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Injector No. 1
Injector No. 2
Injector No. 3
Injector No. 4
ISC Valve
Junction
Connector
Junction Connector
Power Steering
Oil Pressure SW
IO1
7 IE3
7 (
LHD )
( RHD )
R–W
(
M/T )
R–W
( M/T )
GND +B
DUTY
E 3 : LHD
I 3 : RHD
E 3 : LHD
I 3 : RHD
BR
AVENSIS (EWD526E)151
B–Y
1
2
R–W
BR B–W
G–R
L–Y G
B–R BR
15 1
3
2
1
3
4
2
3
VAF
VC VAF
VCC
VG EVG THA THW VTA1
L–W
BR
BR STA
1
2
W–G
B–W
PRG
B–W
BR
BR
P
E2
ELS
G
2
R–W
E2
BR
A
12 C 9
D
12 C 24 C32 D
20 D19D
28 D
21 D
18 D32
V 5
A 6
E 2
V 3E2
+B
E2G
VG THA
E 3 CC
BC AC (
LHD )
DC (
RHD )
IC2
3
A A DM
4
10A
TAIL
J1 0
(
A )
, J11 (
B )
,
J2 6 (
C )
, J27 (
D )
G
G
G
(
LHD )
(
RHD ) 6
7. 5A
ST
B–W
A
AA A
AB BB
P
N
96
N 1
B–Y
J1 2 (
A )
, J13 (
B )
B–Y
B–W
(
M/T )
(
A/T )
(
A/T )
1
2
B–R
B–W
T 2
E 9
(
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
GR–R
GR–R
From Power Source System (
See Page 120 )
∗
1 : Unleaded Gasoline
W–B (
RHD )
W–B(
RHD )
∗
3 : Leaded Gasoline
EA1
9
R–W
R–W
EA1
3P
EA1
10
(
∗ 3 )
(
∗ 3 )
(
∗ 3 )
( ∗ 3 )(
∗3 )
(
∗ 3 )
( ∗ 1 )
W (
∗ 1 )
W (
∗ 1 )
W(
∗ 1 )
W
(
∗ 1 )
B–W
(
∗ 1 )
Air Flow Meter
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Junction Connector
Junction Connector
Neutral
Start SW
Throttle Position
Sensor
Variable Resistor VSV
(
EVAP )
EFI Water Temp. Sensor Junction
Connector
J3 0
R–W
( M/T )
E 3 : LHD
I 3 : RHD
E 3 : LHD
I 3 : RHD E 4
VTA VC E2
CLSW
LG–B
B
10 C C
Junction
ConnectorJ1 4
(
M/T )
IE2
15
1 2
IE2
9
Clutch Start SWC 9
R–W
( M/T ) R–W
( M/T )
LG–B( M/T )
LG–B ( M/T )
BR
BR
152AVENSIS (EWD526E)
Engine Control (1AZ–FE)
LG–B
STP
F/PS
G–W
FAN
FAN NO. 2 Relay
W
∗
1 : Unleaded Gasoline
RL
Y
Y
B
19 A 14 A 7
FAN NO. 1 Relay
Diode (
Fan )DC
10 DA 11
DA
2DD 9GSW2
A2 7
23
LG–B
15A
STOP
R–W
IR1
2IE3 11
1 2 IE3
6IR1 1
(
RHD )
( LHD )
R–W
G–W
( LHD )
( RHD )
G–W
S13
G–W
( RHD )
(
LHD )
G–W R–W
( LHD )
(
RHD )
R–W
L
4
A1 1
IK1
9
B
28
E 9 (
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
GR–R
GR–R
DA
22
W–B (
RHD )
W–B(
RHD )
From Power Source System
(
See Page 120 )
W (
∗ 1 )
W
(
∗ 1 )
B–W
(
∗ 1 ) C
23 C31
C
6C 22C30
C5
AD
I 4 C
21 D
32 C
29 D31B
3
E 3 AD IK1
10
IK1
4 B4
1
2
2
1
2
1
2
1
4
3
4
3
4
3
4
3
HA1A A1A+ A1A– HA2A A2A+ A2A– HT1B OX1B O1B–OX2B O2B– HT2B
L–RG
R
W
BL L
G B
W
B–W L
L–R Y
L
W
B–W
B–W (
∗ 1 )
(
∗ 1 )
( ∗ 1 )
( ∗ 1 )
I 4
BR
( ∗ 1 ) (
∗ 1 )
(∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
(
∗ 1 )
(∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
(
∗ 1 ) (
∗ 2 )
(
∗ 2 )
(
∗ 2 )
( ∗ 2 )
H 8
H10 A 8 A 7
J1 2 (
A )
, J13 (
B )
∗
2 : Shielded
BR
( ∗ 1 )
Air Fuel Ratio Sensor
(
Bank 1 Sensor 1 )
Air Fuel Ratio Sensor
( Bank 2 Sensor 1 )
Alternator
Airbag Sensor Assembly
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Heated Oxygen Sensor
(
Bank 1 Sensor 2 )
Heated Oxygen Sensor
( Bank 2 Sensor 2 )
Junction Connector
Stop Light SW
HT
+B
+B
HT
+B
HT
+B
HT E1
OX
E1
OX
AF–
AF+
AF–
AF+ ∗
4 : w/ Engine Immobiliser System
BR BR
AVENSIS (EWD526E)153
E 9
(
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
GR–R
GR–R
W–B (
RHD ) W–B
( RHD )
D
13 D11 D10D
9D 8
E 4
E 4E 4 3
2
3
2
3
2
3
2 IGT
IGF
IGT
IGF
IGT
IGF
IGT
IGF
IGF1 IGT4 IGT3IGT2IGT1
W–RW–R
L–Y
W–R
LG–B
W–R P
W–R
R–W
W–R W–R
I 4I 3I 2I 1
2 1
2
1
C
1C 2D 26 D34 D 27
I 5
A
EA E
AD AE
BDBD
BE
BE A
15
BR
BR
BR BR
G
BR R R
W W B
R
K 1
C 1
J1 2(
A )
, J13 (
B )
EOM
NE+
NE–
G2+
EKNK
KNK1
2
1
(
∗ 2 )
( ∗ 2 )
( ∗ 2 )
(
∗ 2 )
(
∗ 2 )
(
∗ 2 )
Camshaft
Position Sensor
Engine and ECT ECU (
A/T )
Engine ECU (
M/T ) Ignition Coil and
Igniter No. 1
Ignition Coil and
Igniter No. 2
Ignition Coil and
Igniter No. 3
Ignition Coil and
Igniter No. 4
Junction Connector
Knock SensorC 6Crankshaft
Position Sensor
26
C 2
D EFIO
EFII
D
T 8
B
14
15
(
∗ 4 )
IMI
IMO
(
∗ 4 )
(
∗ 1 )
(
∗ 1 )
2
1
Y–B
W–G
OC1+ OC1– 6
W
GR
7
B
27Camshaft Timing
Oil Control Valve
Transponder Key Computer
BR BR
154
AVENSIS (EWD526E)
Engine Control (1AZ–FE)
E02
W–B W–B
E01
A
GR–R
W–G W–L GR–R
W–G
W–L
W–B BR
W–B
971 3 45
TACH SILTC
TAC
SILTC CG
SG
∗
1 : Unleaded Gasoline
GR–R
W–G
15
WFSE WFSE
G
D6D7
EE
D 5
J1 6
E 9
(
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
B
16BAT
A
20
A
18
A
19
A5 BA
DB
CD
AE
CDAE
J 8
(
A )
, J 9 (
B )
,
J2 6 (
C )
, J27 (
D )
(
LHD )
( RHD )
( LHD )
( RHD ) A
GA B(
LHD )
CG A
GA B(
LHD )
CG (
RHD )
( RHD )
J 8(
A )
, J26 (
C )
DB
9DB 17
DA
30 DC
3
(
RHD )
(
LHD )(
LHD)
W–L
W–L
IO
7. 5A OBD2
DA
7
B
GR–R
(
LHD )
(
LHD )
From Power Source System (
See Page 120 )
W–B
( RHD )
W–B
( RHD ) 3C
E05
W–B
4C
W–B
E04
(
∗ 1 )
BR
(
∗ 1 )
DLC3
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Junction
Connector
Junction
Connector
Junction
Connector
A
http://vnx.su

148AVENSIS (EWD526E)
Engine Control (1AZ–FE)
FL MAIN
3. 0W
Battery
20A EFI
2
15A IG2
1
2
1 3
5
2
1
2
1
3
5B–Y
EFI Relay
B–W
10A IGN
10A EFI NO. 1
B–W
2
2
1
7. 5A EFI NO. 2
1
5
3
2
1
IG2 Relay
W–B
B–R
B–W B–W
G–Y
L–B
W–B B–W
B–W
B–R B–R B–WGR
B–Y
W–B B–W
W–B R–B
B
W–B
EC BR
E 2
B–G
4A
1
4B
1
B–G
1A
1 1
14 4
44 44 4
EA1
13 EA1
12
44 44
DA
18
DL
16
B–W
M
5 4
IB1
10
IC3
6
C 8
F25
G–Y
B–W B–R
G–Y GR
B–Y
R–B
B–W
From Power Source System
(
See Page 120 )
A/F Relay
44
44
EA1
1
EA1
2
W W
( ∗ 1 )
( ∗ 1 )
(
∗ 1 )
(
∗ 1 )
W
W
W
(
∗ 1 )
W (
∗ 1 )
GR
B–R
(
∗ 1 )
(
∗ 1 )
∗
1 : Unleaded Gasoline
Circuit Opening
Relay
Fuel Pump 20A A/F
2
1
1
( ∗ 1 )
B–R
23
15
W–B
W–B
AVENSIS (EWD526E) 149
Check
Engine
W
B
22
B9
21 B
20 B
18 B
5B
IP
6CA 6CK
Tachometer
FC
FC
HB 7. 5A
DOME
W–R
From Power Source System
(
See Page 120 )
6 10A
GAUGE1
DB
7
( RHD )
(
LHD )
FA
J1 0 (
A )
, J11 (
B )
, J26 (
C )
W–R
W–R
( LHD )
R–W
W–B
V–W
W–B
CA
7
CD
6
R–W
CPU
(
RHD )
Speedometer
Temp.
BEAN
I/F A
13
A
14
P–B
P
IC1
1 IC1
10
P–B P
MPX2
11
22I14
MPX1P
B3
GR–R B–W
C10 (
A )
, C11 (
B )
GR–R
B–WR–BB–Y GR
P
B–W
WP
V–W G–YB–R
B–W
B–W
R–BB–Y GR
G–Y B–R
B–W 2
1
3CB
W–B
W–B
(RHD )
(
RHD )
W
(
∗ 1 )
W (
∗ 1 ) W
(
∗ 1 )
W (
∗ 1 )
Integration Relay
Combination Meter
Junction
Connector
S 2Skid Control ECU
with Actuator
SP1
23
L–W
L–W
IE1
16
B
19 CE
8 R–W
(
M/T )
R–W
( M/T )
150
AVENSIS (EWD526E)
Engine Control (1AZ–FE)
FC
BATT
MREL
B–R+B
B–R
R–B
R–B
2
1
2
1
2
1
2
1
Y
W B
IGSW
#2 #3 #4
W–B BR R–B
R–B
R–B
R–B
E1
R–B
R–B
#1
B–R
2
3
1
G–R
B–R
RSD
B–R
B–W
B–Y GR
GR
B–Y
B–R B–R G–Y
DE C
AC A
A
CA CAC(
LHD )
B–W
B–W
B–W B–W
(
RHD )
(
LHD )
( RHD )
J 8(
A )
, J26 (
C )
,
J2 7 (
D )
A9
IE1
2
IK1
8
A
8A 3
A
10 A
1
E 9 (
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
D
1D 2D3D4
I 8 I 7
I 6
I 5
C
10
C7
EA1
8
E 4E 4E 4
I10
EF
HA HC
AH
(
LHD )
CH (
RHD )
J1 0(
A )
, J20 (
C )
(
LHD )
(
RHD )
V–W
SPD
17 B
V–W
MPX–
A1 39
29
MPX+
P
A
P P–B
29
MPX1
MPX2
23 A
A
11 W
W
GR–R
B–W B–R
G–Y
V–W P
W B–W
P
GR
B–Y
R–B
B–W
GR–R
W–B W–B(
RHD )
( RHD ) D
23
1
PSW
G
P 2
W
(
∗ 1 )
W(
∗ 1 )
W (
∗ 1 )
W(
∗ 1 )
A/C Control Assembly
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Injector No. 1
Injector No. 2
Injector No. 3
Injector No. 4
ISC Valve
Junction
Connector
Junction Connector
Power Steering
Oil Pressure SW
IO1
7 IE3
7 (
LHD )
( RHD )
R–W
(
M/T )
R–W
( M/T )
GND +B
DUTY
E 3 : LHD
I 3 : RHD
E 3 : LHD
I 3 : RHD
BR
AVENSIS (EWD526E)151
B–Y
1
2
R–W
BR B–W
G–R
L–Y G
B–R BR
15 1
3
2
1
3
4
2
3
VAF
VC VAF
VCC
VG EVG THA THW VTA1
L–W
BR
BR STA
1
2
W–G
B–W
PRG
B–W
BR
BR
P
E2
ELS
G
2
R–W
E2
BR
A
12 C 9
D
12 C 24 C32 D
20 D19D
28 D
21 D
18 D32
V 5
A 6
E 2
V 3E2
+B
E2G
VG THA
E 3 CC
BC AC (
LHD )
DC (
RHD )
IC2
3
A A DM
4
10A
TAIL
J1 0
(
A )
, J11 (
B )
,
J2 6 (
C )
, J27 (
D )
G
G
G
(
LHD )
(
RHD ) 6
7. 5A
ST
B–W
A
AA A
AB BB
P
N
96
N 1
B–Y
J1 2 (
A )
, J13 (
B )
B–Y
B–W
(
M/T )
(
A/T )
(
A/T )
1
2
B–R
B–W
T 2
E 9
(
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
GR–R
GR–R
From Power Source System (
See Page 120 )
∗
1 : Unleaded Gasoline
W–B (
RHD )
W–B(
RHD )
∗
3 : Leaded Gasoline
EA1
9
R–W
R–W
EA1
3P
EA1
10
(
∗ 3 )
(
∗ 3 )
(
∗ 3 )
( ∗ 3 )(
∗3 )
(
∗ 3 )
( ∗ 1 )
W (
∗ 1 )
W (
∗ 1 )
W(
∗ 1 )
W
(
∗ 1 )
B–W
(
∗ 1 )
Air Flow Meter
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Junction Connector
Junction Connector
Neutral
Start SW
Throttle Position
Sensor
Variable Resistor VSV
(
EVAP )
EFI Water Temp. Sensor Junction
Connector
J3 0
R–W
( M/T )
E 3 : LHD
I 3 : RHD
E 3 : LHD
I 3 : RHD E 4
VTA VC E2
CLSW
LG–B
B
10 C C
Junction
ConnectorJ1 4
(
M/T )
IE2
15
1 2
IE2
9
Clutch Start SWC 9
R–W
( M/T ) R–W
( M/T )
LG–B( M/T )
LG–B ( M/T )
BR
BR
152AVENSIS (EWD526E)
Engine Control (1AZ–FE)
LG–B
STP
F/PS
G–W
FAN
FAN NO. 2 Relay
W
∗
1 : Unleaded Gasoline
RL
Y
Y
B
19 A 14 A 7
FAN NO. 1 Relay
Diode (
Fan )DC
10 DA 11
DA
2DD 9GSW2
A2 7
23
LG–B
15A
STOP
R–W
IR1
2IE3 11
1 2 IE3
6IR1 1
(
RHD )
( LHD )
R–W
G–W
( LHD )
( RHD )
G–W
S13
G–W
( RHD )
(
LHD )
G–W R–W
( LHD )
(
RHD )
R–W
L
4
A1 1
IK1
9
B
28
E 9 (
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
GR–R
GR–R
DA
22
W–B (
RHD )
W–B(
RHD )
From Power Source System
(
See Page 120 )
W (
∗ 1 )
W
(
∗ 1 )
B–W
(
∗ 1 ) C
23 C31
C
6C 22C30
C5
AD
I 4 C
21 D
32 C
29 D31B
3
E 3 AD IK1
10
IK1
4 B4
1
2
2
1
2
1
2
1
4
3
4
3
4
3
4
3
HA1A A1A+ A1A– HA2A A2A+ A2A– HT1B OX1B O1B–OX2B O2B– HT2B
L–RG
R
W
BL L
G B
W
B–W L
L–R Y
L
W
B–W
B–W (
∗ 1 )
(
∗ 1 )
( ∗ 1 )
( ∗ 1 )
I 4
BR
( ∗ 1 ) (
∗ 1 )
(∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
(
∗ 1 )
(∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
( ∗ 1 )
(
∗ 1 ) (
∗ 2 )
(
∗ 2 )
(
∗ 2 )
( ∗ 2 )
H 8
H10 A 8 A 7
J1 2 (
A )
, J13 (
B )
∗
2 : Shielded
BR
( ∗ 1 )
Air Fuel Ratio Sensor
(
Bank 1 Sensor 1 )
Air Fuel Ratio Sensor
( Bank 2 Sensor 1 )
Alternator
Airbag Sensor Assembly
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Heated Oxygen Sensor
(
Bank 1 Sensor 2 )
Heated Oxygen Sensor
( Bank 2 Sensor 2 )
Junction Connector
Stop Light SW
HT
+B
+B
HT
+B
HT
+B
HT E1
OX
E1
OX
AF–
AF+
AF–
AF+ ∗
4 : w/ Engine Immobiliser System
BR BR
AVENSIS (EWD526E)153
E 9
(
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
GR–R
GR–R
W–B (
RHD ) W–B
( RHD )
D
13 D11 D10D
9D 8
E 4
E 4E 4 3
2
3
2
3
2
3
2 IGT
IGF
IGT
IGF
IGT
IGF
IGT
IGF
IGF1 IGT4 IGT3IGT2IGT1
W–RW–R
L–Y
W–R
LG–B
W–R P
W–R
R–W
W–R W–R
I 4I 3I 2I 1
2 1
2
1
C
1C 2D 26 D34 D 27
I 5
A
EA E
AD AE
BDBD
BE
BE A
15
BR
BR
BR BR
G
BR R R
W W B
R
K 1
C 1
J1 2(
A )
, J13 (
B )
EOM
NE+
NE–
G2+
EKNK
KNK1
2
1
(
∗ 2 )
( ∗ 2 )
( ∗ 2 )
(
∗ 2 )
(
∗ 2 )
(
∗ 2 )
Camshaft
Position Sensor
Engine and ECT ECU (
A/T )
Engine ECU (
M/T ) Ignition Coil and
Igniter No. 1
Ignition Coil and
Igniter No. 2
Ignition Coil and
Igniter No. 3
Ignition Coil and
Igniter No. 4
Junction Connector
Knock SensorC 6Crankshaft
Position Sensor
26
C 2
D EFIO
EFII
D
T 8
B
14
15
(
∗ 4 )
IMI
IMO
(
∗ 4 )
(
∗ 1 )
(
∗ 1 )
2
1
Y–B
W–G
OC1+ OC1– 6
W
GR
7
B
27Camshaft Timing
Oil Control Valve
Transponder Key Computer
BR BR
154
AVENSIS (EWD526E)
Engine Control (1AZ–FE)
E02
W–B W–B
E01
A
GR–R
W–G W–L GR–R
W–G
W–L
W–B BR
W–B
971 3 45
TACH SILTC
TAC
SILTC CG
SG
∗
1 : Unleaded Gasoline
GR–R
W–G
15
WFSE WFSE
G
D6D7
EE
D 5
J1 6
E 9
(
A )
, E10 (
B )
, E12 (
C )
, E13 (
D )
B
16BAT
A
20
A
18
A
19
A5 BA
DB
CD
AE
CDAE
J 8
(
A )
, J 9 (
B )
,
J2 6 (
C )
, J27 (
D )
(
LHD )
( RHD )
( LHD )
( RHD ) A
GA B(
LHD )
CG A
GA B(
LHD )
CG (
RHD )
( RHD )
J 8(
A )
, J26 (
C )
DB
9DB 17
DA
30 DC
3
(
RHD )
(
LHD )(
LHD)
W–L
W–L
IO
7. 5A OBD2
DA
7
B
GR–R
(
LHD )
(
LHD )
From Power Source System (
See Page 120 )
W–B
( RHD )
W–B
( RHD ) 3C
E05
W–B
4C
W–B
E04
(
∗ 1 )
BR
(
∗ 1 )
DLC3
Engine and ECT ECU (
A/T )
Engine ECU (
M/T )
Junction
Connector
Junction
Connector
Junction
Connector
A
http://vnx.su