
RADIO AND PLAYER (8 SPEAKER)
FROM POWER SOURCE SYSTEM (SEE PAGE 52)
GR B
3 Y
20A 7. 5A
RADIO SATELLITE SW
RADIO NO. 1 RADIO- NO. 2
13 ID1 12 ID1
[COMB. SW]
2 1
10 ID1
11 2K 3 1H
B
C13
L- Y
GR
GR Y BR
L- Y
Y
B
R 3 A , R22 B
CONNECTOR
F F 1 A RADIO AND PLAYER 10 B 9 B 20 A
JUNCTION
1 IG1 B TX+ TX- GND
J9
F F
ACC RR MUTE RL BEEP FR FL GND(S) GND AMP ANT
L- Y
L- Y
11 A 18 A 7 A 19 A 17 A 8 A 9 A 16 A 10 A 3 A 13 A
GR
B- R
A A A A
J15 A , J16 B
GLASS ANTENNA
CONNECTOR
1
JUNCTION
(SHIELDED)
AMPLIFIER
GR
BR
W
G
R
Y
B
V
L
C B C B
G3
L- Y
L- Y
7 A 16 A 6 B 9 B 7 B 10 B 3 B 4 B 5 B 8 B 1 B
+B +B2 ACC RR MUTE RL BEEP FR FL SGND AMP+
S3 A , S4 B
STEREO COMPONENT AMPLIFIER
WFL- WFL+ WFR- WFR+ RL- RL+
15 A 6 A 14 A 5 A 11 A 4 A
LG
V
P
Y
B
L
11 IA1 6 IA1 6 IJ2 11 IJ2 5 IB1 4 IB1
LG
V
P
Y
B
L
2 1 2 1 2 1
F12 F13 R13
FRONT DOOR FRONT DOOR REAR SPEAKER LH
SPEAKER LH SPEAKER RH
2001 SIENNA (EWD420U)
202
BR
S3 A , S4 B
STEREO COMPONENT AMPLIFIER
RR- RR+ FL- FL+ FR- FR+ GND E
10 A 3 A 9 A 2 A 8 A 1 A 13 A 12 A
L- W
L- R
L- B
L- Y
BR
BR
W
R
A B A B
J15 A , J16 B
1 ID1 6 ID1
CONNECTOR
JUNCTION
W
R
C A C A
BR
12 II5 4 II5
2 1 2 1
BR
W
R
2 1
R14
REAR SPEAKER RH
F10 F11
FRONT TWEETER FRONT TWEETER
SPEAKER LH SPEAKER RH
IH
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RADIO AND PLAYER (8 SPEAKER)
SERVICE HINTS
S3 (A), S4 (B) STEREO COMPONENT AMPLIFIER
(A) 7, (A) 16-GROUND : Always approx. 12 volts
(B) 6-GROUND : Approx. 12 volts with the ignition SW at ON or ACC position
(A) 12, (A) 13-GROUND : Always continuity
: PARTS LOCATION
Code See Page Code See Page Code See Page
C13 34 G3 34 R13 37
F10 34 J9 35 R14 37
F11 34 J15 A 35 R22 B 35
F12 36 J16 B 35 S3 A 35
F13 36 R3 A 35 S4 B 35
,,,
,,, : JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
,,,
Code See Page Junction Block and Wire Harness (Connector Location)
1H 22 Instrument Panel Wire and Driver Side J/B No.1 (Lower Finish Panel)
2K 24 Cowl Wire and Engine Room J/B No.2 (Engine Compartment Left)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
Code See Page Joining Wire Harness and Wire Harness (Connector Location)
IA1 42 Front Door LH Wire and Instrument Panel Wire (Left Kick Panel)
IB1 42 Floor Wire and Instrument Panel Wire (Left Kick Panel)
ID1 42 Instrument Panel Wire and Cowl Wire (The Back Side of the Lower Finish Panel)
IG1 42 Instrument Panel Wire and Cowl Wire (Behind the Combination Meter)
II5 44 Floor No.2 Wire and Cowl Wire (Right Kick Panel)
IJ2 44 Front Door RH Wire and Instrument Panel Wire (Right Kick Panel)
: GROUND POINTS
Code See Page Ground Points Location
IH 42 Right Instrument Panel Brace
2001 SIENNA (EWD420U)
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MEMO
2001 SIENNA (EWD420U)
205