
ILLUMINATION
1 5
TAILLIGHT
RELAY 7. 5A 10A G
PANEL TAIL
2 3
4 1B 2 1B 6 1C 4 1J 5 1D 8 1S
G
W- R
W- R
G- R
2
G G
G
IG1
B
J5
I4 JUNCTION
CONNECTOR
B
G G G G G
I9 I9 I9 I9 I9
W- R
G- R
9 A (* 1)
5 B (* 2)
G
G
G
G
G
G
1 B
INTEGRATION
B
TRLY
I13 A ,
POWER QUARTER WINDOW SW
ILLUMINATION [COMB. METER]
100A INP
RELAY
POWER SLIDE DOOR RH
FUSIBLE LINK BLOCK
CONTROL SW (FRONT)
T
HEATER BLOWER SW
F8 A , F9 B
10 A (* 1)
COMBINATION METER
4 B (* 2) 8
BLOWER SW
2 1 10 3 6
140A ALT
A/C SW
A10
(FRONT)
B5
P22
6 5 9 1 7
H8
7
C11
P5
G- O
1 A
B- L
W- G
W- G
W- G
W- G
W- G
W- G
14
EL T H
CONTROL SW
OFF
W- G W- G W- G W- G W- G
TAIL I9 I9 I9 I9 I9
LIGHT
HEAD
16 C12
COMBINATION SW
W- G
FL MAIN
3. 0W
W- B
6 1V
B
J3
JUNCTION 4 1H
CONNECTOR
B
W- G
BATTERY
W- B
ED
2001 SIENNA (EWD420U)
100
G
G
G
W- G
W- G
J23
JUNCTION
CONNECTOR
14
B
B
2
4
W- B W- B G G
II5
I9
BO
P24
POWER SLIDE DOOR RH
G
CONTROL SW
W- G
(REAR)
9
8
W- G G
I9
I9
H7
HAZARD SW
G
W- G
W- G G
17 B
20 C
I9
I9
(*3) (* 3)
A24 B , A25 C
A/C CONTROL ASSEMBLY G
W- G
5
1
W- G G
I9
I9
S22
SEAT HEATER SW
G
(DRIVER' S SEAT)
W- G
5
1
W- G G
I9
I9
2001 SIENNA (EWD420U)
S23
SEAT HEATER SW
G
(FRONT PASSENGER' S SEAT)
W- G
4
W- G 1 G
I9
I9
P21
POWER SLIDE DOOR LH
G
CONTROL SW
(FRONT)
7
5
W- G G
I9
R25
REAR WINDOW
G
DEFOGGER SW
* 1 : W/ DOOR LOCK CONTROL
* 2 : W/O DOOR LOCK CONTROL
* 3 : AUTOMATIC AIR CONDITIONING
TO CLOCK
G
G
W- G
101
ILLUMINATION
* 3 : AUTOMATIC AIR CONDITIONING
* 4 : MANUAL AIR CONDITIONING
G
G
G
E
G E J9 G
G
JUNCTION
CONNECTOR
E
A A A
G A J4 A J21
JUNCTION JUNCTION
CONNECTOR CONNECTOR
A A
(*4)
(*3)
G
G
G
G
G
G
G
LH CONTROL SW (REAR)
HEATER BLOWER SW
POWER SLIDE DOOR
POWER SLIDE DOOR
ASHTRAY ILLUMINATION
2 A (8 SPEAKER)
1 10 C (4 SPEAKER)
REAR A/C SW
1 T 4 4 7 12
RHEOSTAT
R3 A , B , R4 C
MAIN SW
(REAR)
RADIO AND PLAYER
H10
R26
P19
P23
E ILL-
R7
2 5 2 6 10
2 3 12 A (8 SPEAKER)
A15
5 B (4 SPEAKER)
W- G
W- G
W- G
W- G
W- B
W- B
W- B
W- B
(* 4)
(* 3)
A A
W- G A A W- G B8
A J11
JUNCTION
CONNECTOR
W- G
W- G
W- B
W- B
IF BK
2001 SIENNA (EWD420U)
102
SERVICE HINTS
TAILLIGHT RELAY
5-3 : Closed with the light control SW at TAIL or HEAD position
C12 COMBINATION SW
14-16 : Closed with the light control SW at TAIL or HEAD position
: PARTS LOCATION
Code See Page Code See Page Code See Page
A10 34 A 35 P22 35
I13
A15 34 B 35 P23 37
A24 B 34 J3 35 P24 37
A25 C 34 J4 35 A 35
R3
B5 34 J5 35 B 35
C11 34 J9 35 R4 C 35
C12 34 J11 35 R7 35
F8 A 32 J21 36 R25 35
F9 B 32 J23 36 R26 37
H7 34 P5 35 S22 35
H8 34 P19 35 S23 35
H10 36 P21 35
,,, : JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
,,,
,,,
Code See Page Junction Block and Wire Harness (Connector Location)
1B
1C 22 Cowl Wire and Driver Side J/B No.1 (Lower Finish Panel)
( )
1D
1H 22 Instrument Panel Wire and Driver Side J/B No.1 (Lower Finish Panel)
1J 22 Cowl Wire and Driver Side J/B No.1 (Lower Finish Panel)
1S 22 Floor Wire and Driver Side J/B No.1 (Lower Finish Panel)
1V 22 Cowl Wire and Driver Side J/B No.1 (Lower Finish Panel)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
Code See Page Joining Wire Harness and Wire Harness (Connector Location)
IG1 42 Instrument Panel Wire and Cowl Wire (Behind the Combination Meter)
II5 44 Floor No.2 Wire and Cowl Wire (Right Kick Panel)
: GROUND POINTS
Code See Page Ground Points Location
ED 40 Near the Left Front Suspension Support
IF 42 Left Kick Panel
BK 46 Under the Left Center Pillar
BO 46 Right Rear Quarter Panel
: SPLICE POINTS
Code See Page Wire Harness with Splice Points Code See Page Wire Harness with Splice Points
I4 B8 46 Floor Wire
44 Cowl Wire
I9
2001 SIENNA (EWD420U)
103