Audio System From Power Source System (See Page 44) 1
15A DOME
2 1
15A ACC
A14 Antenna Amplifier
9 1N
L- Y
1
2
1
R11 Rear Speaker LH
B
2
R12 Rear Speaker RH W
R
Y
B
1
R
W
6 B
1 B
3 B
RL-
RR+
RR-
FR+
FR-
V
LG
L
A A
D A
D B
D B
C B
C B
V
LG
LG
5 A
V
1 A
2
1
L
F B
2
14 IG2
LG
P
7 IC2
V
T5 Tweeter RH
14 IC2
1
F B
2
7 IG2
L
A B
L
A B
T4 Tweeter LH
W- B
IB2
F A
1
IF
12
C A
P
J 2(A), J 3(B) Junction Connector
W- B
6 A
IB2
1
F12 Front Door Speaker LH
2
F13 Front Door Speaker RH
142 2005 SCION xB (EWD579U)
J 2(A), J 3(B) Junction Connector
FL-
2 A
11
2 B RL+
FL+
7 A
IB2
Y
GR ACC
ANT
GND
R 2(A), R 3(B) Radio and Player
3 A
10
P
+B
8 A
P
4 A
IB2
B
9
L- Y
3 1N
B- R
4 1A
Service Hints R2 (A) Radio and Player (A) 4-Ground : Always approx. 12 volts (A) 3-Ground : Approx. 12 volts with the ignition SW at ACC or ON position (A) 7-Ground : Always continuity : Parts Location Code
See Page
Code
See Page
Code
See Page
A14
30
J3
B
31
R12
33
F12
32
R2
A
31
T4
31
F13
32
R3
B
31
T5
31
J2
A
31
R11
33
: Relay Blocks Code 1
See Page 22
Relay Blocks (Relay Block Location) Engine Room R/B (Engine Compartment Left)
: Junction Block and Wire Harness Connector Code
See Page
Junction Block and Wire Harness (Connector Location)
1A
24
Engine Room Main Wire and Instrument Panel J/B (Lower Finish Panel)
1N
25
Instrument Panel Wire and Instrument Panel J/B (Lower Finish Panel)
: Connector Joining Wire Harness and Wire Harness Code
See Page
Joining Wire Harness and Wire Harness (Connector Location)
IB2
36
Floor Wire and Instrument Panel Wire (Behind the Reinforcement LH)
IC2
36
Front Door LH Wire and Instrument Panel Wire (Left Kick Panel)
IG2
38
Front Door RH Wire and Instrument Panel Wire (Right Kick Panel)
: Ground Points Code IF
See Page 36
Ground Points Location Instrument Panel Brace LH
143 2005 SCION xB (EWD579U)