Mitsubishi Galant 9G. Manual - part 1574

RADIO WITH CD PLAYER

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CHASSIS ELECTRICAL

54A-168

STEP 18. Check rear speaker (RH) connector D-09 and 
radio and CD player connector C-111 for loose, corroded 
or damaged terminals, or terminals pushed back in the 
connector.
Q: Are harness connectors D-09 and C-111 in good 

condition?
YES : Go to Step 19.
NO :  Repair or replace the component(s). Refer to GROUP 

00E, Harness Connector Inspection 

P.00E-2

. The 

rear speaker (RH) should sound.

AC305233

HARNESS SIDE

3
9

4

12

14

6

13

5

1110

8

2

7

1

BY

CONNECTOR: C-111

AC305268

AS

CONNECTOR: D-09

HARNESS SIDE

RADIO WITH CD PLAYER

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CHASSIS ELECTRICAL

54A-169

STEP 19. Check the wiring harness between rear speaker 
(RH) connector D-09 (terminals 1 and 2) and radio and CD 
player connector C-111 (terminals 1 and 7).

NOTE: Also check intermediate connector C-13 for loose, cor-
roded, or damaged terminals, or terminals pushed back in the 
connector. If intermediate connector C-13 is damaged, repair or 
replace the connectors as described in GROUP 00E, Harness 
Connector Inspection 

P.00E-2

.

Q: Is the wiring harness between rear speaker (RH) 

connector D-09 (terminals 1 and 2) and radio and CD 
player connector C-111 (terminals 1 and 7) in good 
condition?
YES : Replace the radio and CD player. The rear speaker 

(RH) should sound.

NO :  Repair the wiring harness. The rear speaker (RH) 

should sound.

AC305234

CONNECTORS: C-13, C-111

C-111

HARNESS SIDE

C-13

C-111

3
9

4

12

14

6

13

5

1110

8

2

7

1

AY

C-13

AC305268

AS

CONNECTOR: D-09

HARNESS SIDE

RADIO WITH CD PLAYER

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CHASSIS ELECTRICAL

54A-170

INSPECTION PROCEDURE 7: No Sound from One Speaker. <Vehicles with audio amplifier>

Speaker System Circuit <Vehicles with Audio Amplifier>

TWEETER
(RH)

FRONT DOOR 
SPEAKER (RH)

FRONT DOOR 
SPEAKER (LH)

TWEETER
(LH)

AUDIO AMPLIFIER

REAR 
SPEAKER (LH)

REAR 
SPEAKER (RH)

RADIO WITH CD PLAYER

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CHASSIS ELECTRICAL

54A-171

.

CIRCUIT OPERATION

The sound signals are sent from the audio amplifier. 
After the signals are amplified and filtered, the sound 
signals are sent to the speaker.

.

TECHNICAL DESCRIPTION (COMMENT)

The cause is probably a faulty speaker circuit sys-
tem.

.

TROUBLESHOOTING HINTS

• Malfunction of the speaker.

• Damaged wiring harness or connector.

• Malfunction of the audio amplifier.

AC305233

C-12

C-13

C-108 (B)

C-113

CG

CONNECTORS: C-12, C-13, C-108, C-113

AC305231DA

CONNECTORS: C-26, C-28, C-130

C-26

C-28

C-130

AC305268

D-09

D-12

AT

CONNECTORS: D-09, D-12

AC305333

AM

CONNECTOR: E-02

AC305262

CONNECTOR: E-10

AP