Mitsubishi Montero Sport (2004+). Manual - part 548

ACCESSORY SOCKET

TSB Revision

CHASSIS ELECTRICAL

54-179

ACCESSORY SOCKET

REMOVAL AND INSTALLATION

M1543008900126

AC002803AB

1

2

QUARTER TRIM,LOWER <RH>

REMOVAL STEPS

•

QUARTER TRIM, LOWER <RH> 
(REFER TO GROUP 52A, TRIMS 

P.52A-41

.)

1.

OUTER CASE

2.

SOCKET

REMOVAL STEPS (Continued)

RADIO AND TAPE PLAYER

TSB Revision

CHASSIS ELECTRICAL

54-180

INSPECTION

M1543019501590

ACCESSORY SOCKET RELAY CONTINUITY 
CHECK

RADIO AND TAPE PLAYER

RADIO WITH TAPE PLAYER AND CD PLAYER, SPEAKER AND ANTENNA 
DIAGNOSIS

INTRODUCTION TO AUDIO SYSTEM DIAGNOSIS

M1543009900947

The diagnosis for symptoms such as noise being 
emitted, no sound being played, or sound coming 
only out of one side while listening to the audio sys-
tem or tape is provided.

TROUBLESHOOTING STRATEGY

M1544004800272

Use these steps to plan your diagnostic strategy. If 
you follow them carefully, you will be sure that you 
have exhausted most of the possible ways to find 
audio system fault.
1. Gather information from the customer.

2. Verify that the condition described by the 

customer exists.

3. Find the malfunction by following the Symptom 

Chart.

4. Verify that the malfunction is eliminated.

BATTERY 
VOLTAGE

TESTER 
CONNECTION

SPECIFIED 
CONDITION

Not applied

1 

− 3

Open circuit

• Connect terminal 

2 to the positive 
battery terminal

• Connect terminal 

4 to the negative 
battery terminal

1 

− 3

Less than 2 
ohms

AC002804 AB

ACCESSORY
SOCKET RELAY

RADIO AND TAPE PLAYER

TSB Revision

CHASSIS ELECTRICAL

54-181

SYMPTOM CHART

M1544004900309

SYMPTOM

INSPECTION 
PROCEDURE

REFERENCE PAGE

When power switch is turned "ON," no power is available.

1

 

P.54-182

No sound. <vehicles with amplifier>

2

 

P.54-187

No sound from one speaker.

3

 

P.54-193

Noise

Noise appears at certain 
places when traveling (AM).

4

 

P.54-220

Noise appears at certain 
places when traveling (FM).

5

 

P.54-221

Mixed with noise, only at night 
(AM).

6

 

P.54-222

Broadcasts can be heard but 
both AM and FM have a lot of 
noise.

7

 

P.54-222

There is more noise on either 
AM or FM.

8

 

P.54-224

There is noise when starting 
the engine.

9

 

P.54-225

Some noise appears when 
there is vibration or shocks 
during traveling.

10

 

P.54-227

Noise sometimes appears on 
FM during traveling.

11

 

P.54-227

Ever-present noise.

12

 

P.54-228

Radio

There is noise but no 
reception for both AM and FM 
or no sound from AM, or no 
sound from FM.

13

 

P.54-229

Poor reception.

14

 

P.54-229

Distortion on AM or on both 
AM and FM.

15

 

P.54-230

Distortion on FM only.

16

 

P.54-231

Using the auto select function, 
too few automatic stations are 
selected.

17

 

P.54-231

Preset stations are erased.

18

 

P.54-232

RADIO AND TAPE PLAYER

TSB Revision

CHASSIS ELECTRICAL

54-182

SYMPTOM PROCEDURES

INSPECTION PROCEDURE 1: When Power Switch is Turned "ON," No Power is Available.

CD player

CD can not be inserted.

19

 

P.54-235

No sound (CD only).

20

 

P.54-236

CD sound skips.

21

 

P.54-236

Sound quality is poor.

22

 

P.54-237

CD cannot be ejected.

23

 

P.54-237

Motor antenna

Motor antenna won't extend or 
retract.

24

 

P.54-238

Motor antenna extends and 
retracts but does not receive 
any radio signal.

25

 

P.54-250

SYMPTOM

INSPECTION 
PROCEDURE

REFERENCE PAGE

Radio and CD Player Power Supply Circuit