A

07/30/2001

A.
1.
2.
3.

f542870a

Route along main dash harness channel to radio.
CD Changer Harness
Overhead Storage Liner
CD Changer
Fig. 17, CD Changer Harness Routing

L.F.
MIDRANGE

D
E
F
C
B
A

B
D

95AR−
95AL−

A
C

A
B
C

A
B
STEREO C
CONN.

F
E
D
295E
GRD

DOOR
CONNECTOR

95F−
95F+

C D
B E
A F
STEREO CONN (C)

95WR−
95WR+

95WR+
95WL−

L

R

A
B
C

F
E
D

RF
MIDRANGE
95F−

RF
TWEETER

95F+

PDM

SUB
WOOFER
ASSY

SEE STEREO JUMPER HARNESS

SUB
AMP

f542868b

R.R.
MIDRANGE

Note: Many problems are the result of poor connections.
Check connectors before replacing components.

SEE AMPLIFIER/SUB WOOFER
WIRING DIAGRAM

95 WR+
95WR−
95WL−
95WL+
295E
GRD

B PILLAR
CONNECTOR
GRD

A B

(B)

DOOR
CONNECTOR
F
95 F−
E
D 95 F+

95AR+
95AL+
95AL−

STEREO SYSTEM WIRING DIAGRAM

AUX VOL
CTRL CONN

95AR+

295E

95AR+ 95AR−

95AL−

L.F.
TWEETER

95AL+

95AL+

95AR−

L.R.
MIDRANGE
08/03/2001

Symptom:

"Focus" Message

"No CDX"
Message

"Comm Error"
Message

CD Changer Skips

Subwoofer(s) Not
Working

All Speakers Not
Working

Rear Speaker(s)
Not Working

Radio Does Not
Turn On (OR
Turns On Then
Quickly Turns Off)
Front Speaker(s)
Not Working

Poor Reception

Poor ground between antenna and
radio.
Improper coax cable, incorrect cable
routing, loose connections, or faulty
coax cable.
High resistance in radio ground
circuit.
Non−OEM antenna installed.
Faulty multiplexer (RAMI antenna
only).
Weak radio signal in area where
poor reception occurs.
Faulty antenna.
Faulty radio.
Faulty circuit breaker or wiring
supplying voltage to the radio.
Faulty radio ground circuit.
Faulty radio.
Faulty speaker wiring (open or
shorted together).
Faulty Speaker.
Faulty radio.
Faulty speaker wiring (open or
shorted together).
Faulty Speaker.
Faulty auxiliary volume control.
Faulty radio.
Speaker lead(s) shorted to ground. If
a fault is found, give the radio ample
time to cool and restore audio output.
Faulty radio.
Faulty circuit breaker or wiring
supplying voltage to amplifier.
Faulty speaker leads.
Faulty Speaker.
Faulty rear speaker audio input
wiring to amplifier.
Faulty amplifier.
Faulty radio.
Incorrect damping setting for
mounting location.
Faulty CD or CD changer.
Faulty E&C data wiring.
Faulty radio.
Faulty CD changer.
CD changer harness not plugged in
properly.
No power to CD changer from radio.
Faulty CD changer ground circuit.
Faulty radio.
Faulty CD changer.
CD inserted upside−down in CD
changer.
Condensation on CD.
Faulty CD changer.

Possible Cause:

Symptom:

3−10
2−10
0−1 VAC

Speaker Resistance
Subwoofer Speaker Resistance
Front OR Rear Speaker Output Voltage
(backprobing speaker outputs at back of
radio connector with a blank station and
comfortable volume)
E&C Databus Voltage
Ground Voltage Drop (radio metal case to
negative battery post with radio on)
Antenna cable resistance at back of radio
(center pin to outer ring)
Antenna cable resistance at back of radio
with radio ground disconnected (measured
from metal case of radio to good ground)
Coax cable resistance entire length (center
pin to center pin)
0 to 3.5 Ohms
(Max)

Variable VAC
0 to 0.25 VDC
(Max)
Greater than
10,000 Ohms
Less than 0.2
Ohms

Acceptable
Range:

Faulty cassett tape.
Cassette player requires cleaning.
Faulty cassett player.
Faulty cassett tape.
Faulty cassett player.

CD has played all the way through.
Faulty CD player if CD ejects
immediately after inserting.
Faulty CD.
Faulty CD player.
Faulty CD.
CD too cold, condensation forms.
Faulty CD player.
CD inserted upside−down.
Faulty CD player.
Faulty cassett tape.
Faulty cassett player.
Cassette player requires cleaning.

No CD in CD changer.
Faulty CD changer.
No power to CD changer from radio.
Faulty CD changer ground circuit.
Faulty radio.
Faulty CD changer.

Possible Cause:

Circuit Tests:

Tape Player
Inoperative OR
Obstructed

"Load" Message
"Tracking"
Message
"Bad Tape"
Message
"TP Clean"
Message
Tape Plays Weak
OR Slow

CD Player Skips
OR Mutes
"ERR" Message

CD Changer Does
Not Eject OR
Does Not Initialize
When the CD is
Reinstalled
CD Player Ejects
Unexpectedly

"No CD" Message

Pin

5
6

Desc
10
11
12
13
14
15
16

Pin

LEFT

RIGHT

SPEAKER
OUTPUTS
FROM RADIO

L+IN

B5

B1

A1

Amplifier Schematic

B2

B3

B4

A2

A3

A4

A5

B6

B7

A7
A6

B8
A8

1

B9

A9

B10

CONNECTOR P/N’S TBD

A10

B12
B11

L−IN

R−IN

29
30
31
32
33
34
35
36

CONNECTOR P/N 12110088

Desc
Left Audio
E & C Data (databus)
+12V Battery
Right Audio
Not Used
Ground
Audio Common
Not Used

Pin

A12

R+IN

Desc

RIGHT − OUT

RIGHT −

LEFT −
LEFT +

f040499

BUNK SPEAKERS

RIGHT+

SUBWOOFER SPEAKERS

L+

L+ OUT

L− OUT

RIGHT + OUT

R+

Right Rear Speaker −
Right Front Speaker +
Right Front Speaker −
Left Front Speaker +
Left Front Speaker −
Left Rear Speaker +
Left Rear Speaker −

CD CHANGER RADIO CONNECTOR
(VIEW TOWARD BACK OF RADIO)

30 33 36

31 34

29 32 35

Not Used
+12V Ignition
Not Used
Dimmer Input
+12V Battery
Ground
Right Rear Speaker +

A11

GND

8

7

RADIO CONNECTOR
(VIEW TOWARD BACK OF RADIO)

3
4

1
2

BATT

1−3
4
5
6
7
8
9

9 11 13 15
10 12 14 16