Mitsubishi Montero (2002-2004). Manual - part 486

HORN

TSB Revision

CHASSIS ELECTRICAL

54A-115

HORN

HORN DIAGNOSIS 

M1543000700407

The keyless entry system horn answerback and 
theft-alarm system are controlled by the Simplified 
Wiring System (SWS). For troubleshooting, refer to 
GROUP 54B, SWS Diagnosis 

− Symptom Chart 

P.54Bb-2

.

REMOVAL AND INSTALLATION

M1543007900316

AC204110AB

3

2

1

12 ± 1 N·m
104 ± 7 in-lb

12 ± 1 N·m
104 ± 7 in-lb

REMOVAL STEPS

• RADIATOR GRILL (REFER TO GROUP 51, 

FRONT BUMPER 

P.51-3

.)

1. HORN <LO> (STANDARD TYPE)

2. HORN <HI> (STANDARD TYPE)
3. HORN (FOR KEYLESS ENTRY 

ANSWERBACK AND THEFT ALARM 
SYSTEM)

REMOVAL STEPS (Continued)

ACCESSORY SOCKET

TSB Revision

CHASSIS ELECTRICAL

54A-116

INSPECTION

M1543019501813

HORN RELAY, THEFT-ALARM HORN RELAY 
CONTINUTY CHECK

ACCESSORY SOCKET

 REMOVAL AND INSTALLATION

M1543008900104

BATTERY 
VOLTAGE

TESTER 
CONNECTION

SPECIFIED 
CONDITION

Not applied

4 

−5

Open circuit

• Connect terminal 1 to the 

positive battery terminal

• Connect terminal 3 to the 

negative battery terminal

4 

−5

Less than 2 
ohms

ACX01471

1 2 3

4

5

1

3

4

5

ACX01819 AB

HORN RELAY

THEFT-ALARM
HOR RELAY

ACX01530

AB

2

1

REMOVAL STEPS

• REAR FLOOR CONSOLE ASSEMBLY 

(REFER TO GROUP52A.FLOOR CONSOLE 
ASSEMBLY 

P.52A-7

.)

• LOWER QUARTER PANEL (LH) (REFER 

TO GROUP 52ATRIMS 

P.52A-8

.)

1. CASE
2. SOCKET

REMOVAL STEPS (Continued)

CIGARETTE LIGHTER

TSB Revision

CHASSIS ELECTRICAL

54A-117

INSPECTION

M1543019501824

ACCESSORY SOCKET RELAY CONTINUITY 
CHECK

CIGARETTE LIGHTER

REMOVAL AND INSTALLATION

M1543005600115

BATTERY 
VOLTAGE

TESTER 
CONDITION 

SPECIFIED 
CONDITION

Not applied

4 

− 5

Open circuit

• Connect terminal 3 to 

the positive battery 
terminal

• Connect terminal 1 to 

the negative battery 
terminal

4 

− 5

Less than 2 
ohms

ACX01827

1 2 3

4

5

1

3

4

5

ACCESSORY SOCKET RELAY

AB

ACX01566 AB

1

2

3

4

5

6

REMOVAL STEPS

1. LOWER CENTER PANEL (REFER 

TO GROUP 52A, INSTRUMENT 
PANEL 

P.52A-2

.)

2. PLUG

3. FIXING RING
4. SOCKET CASE
5. SOCKET WASHER
6. SOCKET

REMOVAL STEPS (Continued)

RADIO WITH TAPE PLAYER AND CD PLAYER

TSB Revision

CHASSIS ELECTRICAL

54A-118

INSPECTION

M1543019500649

CIGARETTE LIGHTER CHECK

• Take out the plug, and check for a worn edge on the ele-

ment spot connection, and for shreds of tobacco or other 
material on the element.

• Using an ohmmeter, check that the element resistance 

value is 1.7 ohm.

RADIO WITH TAPE PLAYER AND CD PLAYER

GENERAL DESCRIPTION

M1544000100077

Anti-theft system

After the power supply to the radio, tape player and 
CD player has been interrupted for one hour or more, 
the anti-theft system will prevent the radio, tape 
player and CD player from working, even if the power 
supply is restored. 

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

INTRODUCTION TO AUDIO SYSTEM DIAGNOSIS

M1544004700082

The diagnosis for symptoms such as noise being 
emitted, no sound being played, or sound coming 
only out of one speaker (or set of speakers) is pro-
vided.

AUDIO SYSTEM DIAGNOSTIC TROUBLESHOOTING STRATEGY

M1544004800302

Use these steps to plan your diagnostic strategy. Fol-
low through with each step to ensure that you have 
exhausted all possible methods of finding an 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.

ACX01832 AB

ELEMENT

SPOT