K Electrical AIR BAG Service Manual - page 21
AUDIO
AV-21
C
D
E
F
G
H
I
J
L
M
A
B
AV
Terminals and Reference Value for Bose Speaker Amp.
EKS001EY
27 (G)
–
Remote
control B
–
–
–
Refer to
AV-22, "Steering Wheel
Audio Control Switch Resistance
Check"
.
Steering wheel
audio controls do
not function.
29 (L)
–
Remote
control
ground
–
–
–
Refer to
AV-22, "Steering Wheel
Audio Control Switch Resistance
Check"
.
Steering wheel
audio controls do
not function.
Terminal No.
Item
Signal
input/
output
Condition
Voltage
Example of symp-
tom
+
–
Ignition
switch
Operation
Terminal No.
(wire color)
Item
Signal
input/
output
Condition
Voltage
Example of
symptom
+
–
Ignition
switch
Operation
1
(Y/G)
Ground
Battery
Input
ON
–
Battery voltage
System does not
work properly.
2
(W)
Ground
Subwoofer
RH (+)
Output
ON
Receive audio
signal
Approximately 5 to 7.5 volts.
No sound from
subwoofer RH.
3
(L/W)
Ground
Subwoofer
LH (+)
Output
ON
Receive audio
signal
Approximately 5 to 7.5 volts.
No sound from
subwoofer LH.
9
(L)
Ground
Rear door
speaker RH
(+)
Output
ON
Receive audio
signal
Approximately 5 to 7.5 volts.
No sound from
rear door speaker
RH.
10 (R)
Ground
Rear door
speaker
RH (–)
Output
ON
Receive audio
signal
Approximately 5 to 7.5 volts.
No sound from
rear door speaker
RH.
11
(G/Y)
Ground
Rear door
speaker RH
(+)
Output
ON
Receive audio
signal
Approximately 5 to 7.5 volts.
No sound from
rear door speaker
LH.
12
(B/Y)
Ground
Rear door
speaker
RH (–)
Output
ON
Receive audio
signal
Approximately 5 to 7.5 volts.
No sound from
rear door speaker
LH.
13
(W/B)
Ground
Front door
speaker RH
and tweeter
RH (+)
Output
ON
Receive radio
broadcast
Approximately 5 to 7.5 volts.
No sound from
front door speaker
RH and tweeter
RH
14
(L/B)
Ground
Front door
speaker RH
and tweeter
RH (–)
Output
ON
Receive audio
signal
Approximately 5 to 7.5 volts.
No sound from
front door speaker
RH and tweeter
RH
15
(L/W)
Ground
Front door
speaker LH
and tweeter
LH (+)
Output
ON
Receive audio
signal
Approximately 5 to 7.5 volts.
No sound from
front door speaker
LH and tweeter LH
16
(L/R)
Ground
Front door
speaker LH
and tweeter
LH (–)
Output
ON
Receive audio
signal
Approximately 5 to 7.5 volts.
No sound from
front door speaker
LH and tweeter LH
17 (B)
Ground
Ground
–
ON
–
–
–
18
(B)
Ground
Subwoofer
RH (–)
Output
ON
Receive audio
signal
Approximately 5 to 7.5 volts.
No sound from
subwoofer RH.
19
(L/B)
Ground
Subwoofer
LH (–)
Output
ON
Receive audio
signal
Approximately 5 to 7.5 volts.
No sound from
subwoofer LH.
23
(B/W)
Ground
Rear speaker
RH (–)
Input
ON
Receive audio
signal
Approximately 5 to 7.5 volts.
No sound from RH
rear speakers.