Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Toyota Sienna 1998-2003 Approved FSM 22 systemci 015eceis
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ENGINE CONTROL AND ENGINE IMMOBILISER SYSTEM
R
B- R
7 AM2 IG2 6 B- R
9 IH1
ST2 8 R
W- R
I12
IGNITION SW
5 1K L
B- O B- R
B- R
B- R
R
5 1B
L
1 1
W
B
4 1K 3 1K 8 1C 2 5
CIR OPN RELAY
10 1J 4 2L 1 2A 1
1
25A A/F HTR
5A IGN
7. 5A 30A 5A
OBD AM2 STARTER
1 3
2 1 1
W
1
3 1J 7 1W
G- R
2 1B 4 1B 3 2B 1 EB1
L
W- R
W- R
B- W
W
10 IK5
J6
JUNCTION 9 2C 7 IC1
I4
B- O
B- O
L- B
C
R
B
L
CONNECTOR
A/F HEATER RELAY
W- R
1 5 16 7
CONNECTOR 3
W
W
BAT SIL C C 5 2K
DATA LINK
1 B
F8 A , F9 B
B- W
11 BA2
FUSIBLE LINK
SG TC CG
D3
100A INP
LG- R
B- W
A21
W
2 3 5 13 4
BLOCK
11 IH1
BR- W
4
B- W
CONNECTOR
F14
1 A
JUNCTION
E FUEL M
PUMP
PARK/NEUTRAL
5
L- R
POSITION SW
5
J8
P
W- B
B- L
E
N
BR- W
P1
W- B
W- B
B- O
P- B
6 16 BA2
FL MAIN
GR
3. 0W LG- R
8 IH1 4 IH2
3 IH1 B- O
I11
B- W
GR
B
GR
P- B
BR- W
BATTERY
W- B
W- B W- B
I11
B
W- B
W- B
IJ EC BK
2001 SIENNA (EWD420U)
62
B- Y
R
B- R
FROM POWER SOURCE
B- R
SYSTEM (SEE PAGE 52)
B- R
E5 E5
15A
EFI
B- R
B- R
B- R
B- R
B- R
B- R
L
R
B- R
R- B
L
2 2 2 2 2 2
INJECTOR NO. 1
INJECTOR NO. 2
INJECTOR NO. 3
INJECTOR NO. 4
INJECTOR NO. 5
INJECTOR NO. 6
CONNECTOR
JUNCTION
9 2J 8 2J B
J6
I10
I11
I6
I7
I8
I9
1 1 1 1 1 1 B
1 5
B- Y
R- B
EFI W
G
R
R
B
B
L
RELAY
2 3
1 A 5 D 6 D 1 E 2 E 3 E 4 E 4 A
BATT # 10 #20 # 30 # 40 #50 # 60 SIL
7 2K 5 2C 4 2F 10 2C 2 2J
E 8 A , E 9 B , E10 C , E11 D , E12 E
W- B
W- B
Y- G
B- R
B- R
ENGINE CONTROL MODULE
MREL FC IGSW NSW STA CODE RXCK TXCT +B
8 A 3 A 2 A 20 B 7 A 28 B 19 B 18 B 16 A
BR- W
LG- R
BR- R
BR- Y
B- W
Y- G
B- O
B- R
GR
TRANSPONDER KEY
CONNECTOR
2 3 4
JUNCTION
F
AMPLIFIER
J7
F
T8
5 1
W- B
B- R
B- R
GR
A B 1 3A 2 3B
J3 B
CONNECTOR
JUNCTION
J2 A ,
LG- R
A A A A 11 3B 9 3A 2 3A
B- O
W- B
W- B
B- R
B- Y
B- W
GR
12 IH1
P- B
B- Y
W- B B- R
W- B B- Y
E4
B B
W- B
W- B
B- Y
EE EA P- B
2001 SIENNA (EWD420U)
63
ENGINE CONTROL AND ENGINE IMMOBILISER SYSTEM
B- Y B- Y B- Y B- Y
E4 E4
B- Y
B- Y
FROM FAN NO. 1 RELAY
VSV (INTAKE AIR CONTROL)
1 1
VSV (EVAP)
V2
2 2
V3
R- Y
LG
G- W
17 E 7 D 26 B
ACIS EVP1 CF
E 8 A , E 9 B , E10 C , E11 D , E12 E
ENGINE CONTROL MODULE
CCV TBP HTS OXS TPC PS RSO
10 A 3 B 9 B 8 B 15 D 9 D 26 E
(SHIELDED)
W- R
L- W
W
R- W
(W/O VSC)
(W/ VSC)
BR- R
BR- B
BR
B- L
B
17 IC2 9 II2 20 II2 8 II2
(CANISTER CLOSED
1 3
(SHIELDED)
(SHIELDED)
1
W- R
L- W
W
VALVE)
HEATED OXYGEN SENSOR
CONTROL NO. 2)
VSV
2
OIL PRESSURE SW
1
V9
POWER STEERING
(INTAKE AIR
1 IC2 14 BA2 1 3
(BANK 1 SENSOR 2)
2 2 I1
HT OX IDLE AIR
CONTROL
W- R
B- R
B- R
VALVE
VSV
V10
SWITCHING VALVE)
B- R
+B E1 1
P2
1
2 4
H9
(PRESSURE
B- Y
B- R
I8
BR
B- Y
3 BA2
VSV
V4
B- R
1 II2 19 II2
2
B- R B- Y B- Y B- Y B- Y
B- R
BR
E4 E4
B- R B- R BR
I8
B- Y BR BR
I13
B B
BR
P- B P- B
2001 SIENNA (EWD420U)
64
B- Y
13 16 13
BR BR B B- W B- W
E4 E4 E4 IH2 IC2 BA2
BR
V1
VAPOR PRESSURE
SENSOR 1
B- Y
BR
BR
BR
W
ENGINE COOLANT
THROTTLE POSITION
1 5 2
MASS AIR FLOW
TEMP. SENSOR
1
E2
3 2
METER
SENSOR
L- R
Y
M1
E2
VTA VC
T2
3 4 2 2
3 1 1 BA2 5 BA2
Y
L- R
Y
B
6
B Y Y
IH1
14 IC2 15 IC2
J12
B JUNCTION
L- R
CONNECTOR
L- W
G- B
R- B
L- Y
W
P
Y
10 D 22 D 19 D 18 D 14 D 23 D 2 D 17 A
VG THA E2G E2 THW VTA1 VC PTNK
E 8 A , E 9 B , E10 C , E11 D , E12 E
ENGINE CONTROL MODULE
HAFR AFR+ AFR- HAFL AFL+ AFL- TC
3 D 11 D 20 D 4 D 12 D 21 D 5 B
P- B
B- W
B- R
BR
R
I2
L
L
P- B
P- B
AIR FUEL RATIO SENSOR
AIR FUEL RATIO SENSOR
1 3 1 3 11
CONNECTOR 1
P- B
(BANK 1 SENSOR 1)
(BANK 2 SENSOR 1)
(SHIELDED)
(SHIELDED)
TC
18 IH2 DATA LINK
+B E1
D1
2 4 2 4 12 3
A19
A20
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