Mitsubishi Lancer (4A9 engine). Manual - part 207

AMPLIFIER

CHASSIS ELECTRICAL

54A-490

AMPLIFIER

REMOVAL AND INSTALLATION

M1544004100778

CAUTION

To remove the front seat assembly of vehicle with side air bag, refer to GROUP 52B 

− Service Precau-

tions  and Side-Air Bag Module(S) .

REMOVAL SERVICE POINT

 <<A>> REMOVAL OF AUDIO AMPLIFIER BOX 
BRACKET
Turn up and remove the carpet.

SPEAKER

ON-VEHICLE SERVICE

SPEAKER TEST

M1544100500599

RADIO AND CD PLAYER SPEAKER CON-
NECTION CHECK MODE

Enter the speaker connection check mode according 
to the following steps:

1. Turn the Ignition switch to the "ACC" or "ON" 

position and switch off the radio and CD player.

Pre-removal operation
• Removal of front seat assembly (LH) (Refer to GROUP 

52A 

− Front Seat Assembly )

Post-installation operation
• Installation of front seat assembly (Refer to GROUP 52A 

− Front Seat Assembly )

AC801900AB

3

4

2

1.5 ± 0.5 N·m

1.5 ± 0.5 N·m

5.0 ± 1.0 N·m

5

5.0 ± 1.0 N·m

5.0 ± 1.0 N·m

1

Removal Steps 

1.

Connector connection to audio 
amplifier

2.

Audio amplifier/ audio amplifier 
cover

3.

Audio amplifier cover

4.

Audio amplifier

<<

A

>>

5.

Audio amplifier box bracket

SPEAKER

CHASSIS ELECTRICAL

54A-491

2. Press the following buttons in that order within 

sixty seconds from step (1).
(1)  [CH1] button
(2) Rewind button
(3) Fast-forward button
(4)  [CH6] button

3. Check that the speaker, which is displayed on the 

centre panel display, sounds (If the [CH6] button 
is pressed, the speaker will be changed).

NOTE: The display of "FL", "FR", "RL", 
"RR","RW"blinks.
4. If a button other than the [CH6] button is pressed, 

or the ignition switch is turned to "LOCK" (OFF) 
position, you will exit from the speaker connection 
check mode.

BUZZ NOISE CHECK MODE
Inserting a CD during the speaker connection check 
mode shifts the mode to the buzz noise check mode, 
and the buzz noise sound of each speaker can be 
checked.
As with the speaker connection check mode, press 
the [CH6] button to switch the output speaker of the 
buzz noise check sound.
Check that the buzz noise sound is output from the 
output speaker of buzz noise check sound.
NOTE: "SPKR" is displayed as "BUZZ" during buzz 
noise check mode.

SPEAKER TEST <VEHICLES WITH 
MMCS>

M1544100500124

Refer to MMCS service mode .

AC711790

AH

[CH1] button

[CH6] button

Fast-forward button

Rewind button

AC701315

<Front door speaker 
   and tweeter (LH)>

<Front door speaker 
  and tweeter (RH)>

<Rear door 
  speaker (LH)>

<Rear door 
  speaker (RH)>

AC

<Display>

<Subwoofer: 
   vehicles with 
       audio amplifier>

SPEAKER

CHASSIS ELECTRICAL

54A-492

REMOVAL AND INSTALLATION

M1544100300443

FRONT DOOR SPEAKER

REAR DOOR SPEAKER

Pre-removal operation
• Removal of front door trim (Refer to GROUP 52A − Door 

trim )

Post-installation operation
• Installation of front door trim (Refer to GROUP 52A − 

Door trim )

• Learning of the power window fully closed position (Refer 

to GROUP 42A 

− Door, On-vehicle service .)

AC506846

AC802122

1

AB

Removal Step 

 

<<

A

>>

1.

Front door speaker

Pre-removal operation
• Removal of rear door trim (Refer to GROUP 52A − Door 

trim )

Post-installation operation
• Installation of rear door trim (Refer to GROUP 52A − Door 

trim )

• Learning of the power window fully closed position (Refer 

to GROUP 42A 

− Door, On-vehicle service .)

AC506847

AC802123

1

AB

Removal Step 

 

<<

A

>>

1.

Rear door speaker

SPEAKER

CHASSIS ELECTRICAL

54A-493

TWEETER

AC608780

1

1

AB

 Section A – A

Clip

A

A

AC608782

3

4

5

AB

2

Removal Steps 

1.

Front door sash trim assembly

2.

Tweeter bracket and Tweeter

3.

Tweeter bracket

4.

Tweeter

5.

Front door sash trim

Removal Steps (Continued)