
Power Source
1 * 1 : Automatic A/C
1 2 W- R * 2 : Manual A/C
2H
30A AM2 W- L
Junction Connector
15A H- LP RL
J 3(A), J 4(B)
1 2 5 3 33 A
15A H- LP LL
30A MAIN 1 2 P
16 B
HEAD Relay ACC 3
25A A/F 10A DOME
W- L 1 AM1 IG1 2 B- Y
7. 5A ALT- S 20A RAD NO. 1
1 2
10A ECU- B
Short Pin
W- R 5 AM2 IG2 6 B
25A DOOR NO. 2 ST2 4 B- Y
5 3
20A EFI NO. 1 10A EFI NO. 2
I15
2 1 Ignition SW
EFI Relay
10A HORN DRL NO. 2 Relay
4
V
B- R 5 3 R- W
2B 4 4
20A DRL
B- R
3
1 2 G- R
2 4 4
10A ETCS 4
2
7. 5A RSE
5 3 B B
2B
15A HAZ
2 1
1 30A RAD NO. 3
DEFOG Relay
3 1 2D 2 2G
HTR Relay
R- W 2 1 R- Y
3 3
B- W
B- R
B- R
B- R
B- Y
(* 1)
W
W
R
P
B
B
L
B 5 3 B- L
3 3
(* 2) (* 2)
4 G 1 C 3 H 3 G 1 E 2 I 2 H 1 H 2 G 1 G 1 I 1 D 4
3
40A RR A/C
30A R- PSD
30A L- PSD
30A ABS2
50A ABS1
140A ALT
30A PBD
50A HTR
40A DEF
50A FAN
30A ST
W- B
1 A 1 F 1 B F 6(A), F 7(B), F 8(C), F 9(D), F10(E),
F11(F), F12(G), F13(H), F14(I)
Fusible Link Block
W
W W
W
FL MAIN
3. 0W
1
W- B
Battery G1
Generator
ED
58
2005 SIENNA (EWD613U)
4
10
W- L 5 3
1H
7. 5A AM1 10A TAIL
1 2
9 10A PANEL
P
1H TAIL Relay
15A CIG
29
B- Y
1H 15A FOG
7. 5A RAD2
5 3
7. 5A ECU ACC
27
B 2 1
1H
B- Y 7. 5A GAUGE2 15A PWR OUTLET
ACC Relay
7. 5A IGN 10A GAUGE1
5 3
15A INJ 10A ECU- IG
2 1
R- W 30A WIP
IG1 Relay
15A RR WIP
1 2
2 20A WSH
B B
1B 30A P/SEAT
10A MIR HTR
10A HTR
10A STOP
15A S- HTR
1 2
B- Y 1 2 B- Y
30A PWR
7. 5A ST 5 3
1
B- L B- L 1 2 B
IK3 15A P/VENT
(* 2) (* 2) (*2)
7. 5A A/C 1 2
F16
Fuse Box
PWR Relay
R- W 1 2 R- L 7. 5A OBD
3 3
10A H- LP LH 15A AC INV
R- W
1 2 R 25A S/ROOF
3 3
10A H- LP RH 25A P/W
1
W W
1A
15A FR DEF
16 1L
W- B
IE
59
2005 SIENNA (EWD613U)
Power Source
Service Hints
I15 Ignition SW
1-3 : Closed with the ignition key at ACC or ON position
1-2 : Closed with the ignition key at ON or ST position
5-6 : Closed with the ignition key at ON or ST position
5-4 : Closed with the ignition key at ST position
: Parts Location
Code See Page Code See Page Code See Page
F6 A 32 F11 F 32 G1 32
F7 B 32 F12 G 32 I15 35
F8 C 32 F13 H 32 J3 A 36
F9 D 32 F14 I 32 J4 B 36
F10 E 32 F16 35
: Relay Blocks
Code See Page Relay Blocks (Relay Block Location)
3 24 R/B No.3 (Engine Compartment Left)
4 24 R/B No.4 (Engine Compartment Left)
: Junction Block and Wire Harness Connector
Code See Page Junction Block and Wire Harness (Connector Location)
1A
27 Engine Room Main Wire and Driver Side J/B (Lower Finish Panel)
1B
1H 26
Instrument Panel Wire and Driver Side J/B (Lower Finish Panel)
1L 27
2B
2D
22 Engine Room Main Wire and Engine Room J/B (Engine Compartment Left)
2G
2H
: Connector Joining Wire Harness and Wire Harness
Code See Page Joining Wire Harness and Wire Harness (Connector Location)
IK3 48 Engine Room Main Wire and Instrument Panel Wire (Right Kick Panel)
: Ground Points
Code See Page Ground Points Location
ED 44 Front Side of the Left Fender Apron
IE 46 Left Kick Panel
60
2005 SIENNA (EWD613U)
Memo
61
2005 SIENNA (EWD613U)