Removal
1.

Disconnect the negative (-) battery terminal.

2.

Remove the floor console assembly(A) after loosening the console mounting screws.

(Refer to the Body group - "Console")

3.

Remove the center facia lower try(A) after loosening the mounting screws.

4.

Remove the body control module (A) after loosening 2 bolts and disconnecting connector.

Installation
1.

Install the body control module.

2.

Install the center facia lower try.

3.

Install the floor console assembly.

Inspection
BCM Connectors

PIN NO.

Connector A

Connector B

Connector C

1

BATTERY VOLTAGE

AUTO LIGHT SIGNAL

ROOM LAMP

2

IGN1

GROUND

-

3

ALTERNATOR'L'

REAR RIGHT DOOR UNLOCK SW

DEFOGGER RELAY

4

KEY IN SWITCH

REAR DEFOGGER SW

TAIL LAMP RELAY

5

-

REAR FOG LAMP SW

WIPER RELAY

6

REAR LEFT DOOR LOCK SW

FRONT FOG LAMP SW

DRL LOCK RELAY 1

7

CARSH INPUT

-

DEAD LOCK RELAY 1

8

DRIVER DOOR UNLOCK SW

-

HORN RELAY

9

PASSENGER SIDE DOOR UNLOCK SW

-

HAZARD RELAY

10

REAR WIPER SW

EMS

KEY ILLUMINATION LAMP

11

-

SAFETY POWER WINDOW ECU

DRIVER SEAT BELT INDICATOR

12

GROUND

POWER WINDOW RELAY

GROUND(POWER)

13

IGN2

FRONT DEICER RELAY

REAR FOG RELAY

14

WASHER SW

HEAD LAMP RELAY

HI-SCAN

15

INT WIPER SW

DOOR LOCK RELAY 2

CENTRAL DOOR LOCK IND

16

CODE SAVE UNIT

DOOR OPEN IND

17

REAR RIGHT WASHER SW

FRONT FOG LAMP RELAY

18

TAILGATE RELAY

REAR WIPER RELAY

19

TAILGATE HANDLE SW

HEAD LAMP ESCORT

20

DRIVER DOOR SW

PASSENGER SEAT BELT IND

21

ASSIST DOOR SW

22

REAR LEFT DOOR SW

23

TAILGATE DOOR SW

24

HOOD SW

25

DRIVER DOOR KEY LOCK SW

26

DRIVER DOOR KEY UNLOCK SW

27

-

28

TAIL LAMP SW

29

INT WIPER VOLUME SW

30

SPEED SENSOR

31

AUTO LIGHT SW

32

DRIVER SEAT BELT SW

33

HEAD LAMP SW

34

ASSIST DOOR KEY UNLOCK SW

35

CENTRAL DOOR LOCK/UNLOCK SW

36

ASSIST SEAT BELT SIGNAL

37

FRONT DEICER SW

38

MIST SW

39

REAR DOOR SW

40

-

Terminal Voltage

No

Input signal name

Logic state

ON/OFF voltage recognition LEVEL(V)

Remarks

A1

B+

ON = BAT

9V~16V

 

A2

IGN1

ON = BAT

(IGN KEY is ON or START position)

7V or more/4V or less

BAT=BATTERY

A3

Alt L

ON = BAT(starting state)

7V or more/4V or less

 

A4

Key In SW

IN = BAT (KEY insertion state)

7V or more/4V or less

 

A6

Rear Left Door Unlock SW

LOCK = OPEN, UNLOCK = GND

1V or less/OPEN (Reference value: 4V or more)

 

A7

Crash Input (IMPACT SENSOR)

ON = GND(at crash detection)

1V or less/OPEN (Reference value: 4V or more)

 

A8

Driver Door Unlock SW

LOCK = OPEN, UNLOCK = GND

1V or less/OPEN (Reference value: 4V or more)

 

A9

Passenger side Door Unlock SW

LOCK = OPEN, UNLOCK = GND

1V or less/OPEN (Reference value: 4V or more)

 

A10

Rear Wiper Int SW

ON = BAT

7V or more/4V or less

 

A13

IGN2

ON = BAT (IGN KEY is ON position)

7V or more/4V or less

 

A14

Washer SW

ON = BAT

7V or more/4V or less

 

A15

Wiper Int SW

ON = BAT

7V or more/4V or less

 

A16

CODE SAVE UNIT

ON = GND

1V or less/4V or more

 

A17

Rear Washer SW

ON = BAT

7V or more/4V or less

 

A19

TAILGATE HANDLE SW

ON = GND

1V or less/OPEN (Reference value: 4V or more)

 

A20

Driver Door SW

OPEN = GND

1V or less/OPEN (Reference value: 4V or more)

 

A21

Passenger side Door SW

OPEN = GND

1V or less/OPEN (Reference value: 4V or more)

 

A22

Rear Left Door SW

OPEN = GND

1V or less/OPEN (Reference value: 4V or more)

 

A23

TAILGATE SW

OPEN = GND

1V or less/OPEN (Reference value: 4V or more)

 

A24

Hood SW

OPEN = GND

1V or less/OPEN (Reference value: 4V or more)

 

A25

Driver Door Key Lock SW

ON = GND

1V or less/OPEN (Reference value: 4V or more)

 

A26

Driver Door Key Unlock SW

ON = GND

1V or less/OPEN (Reference value: 4V or more)

 

A28

Tail SW

ON = GND

1V or less/OPEN (Reference value: 4V or more)

 

A29

Wiper Int Volume SW

0V ~ 2.5V

-

0Ω~ 50KΩ

A30

Speed Sensor

Speed input = PULSE(0~5V)

1V or less/4V or more

OPEN COLLECTOR

A31

Auto light SW

ON = GND

1V or less/4V or more

 

A32

Driver Seat Belt SW

Fasten = OPEN, Unfasten = GND

1V or less/OPEN (Reference value: 4V or more)

 

A33

Head Lamp SW

ON = GND

1V or less/OPEN (Reference value: 4V or more)

 

A34

Passenger side Door Key Unlock SW

ON = GND

1V or less/OPEN (Reference value: 4V or more)

 

A35

Central Door Lock/Unlock SW

ON=GND

1V or less/OPEN (Reference value: 4V or more)

 

A36

Passenger Seat Belt Reminder Signal

ON = GND

4V or more/1V or less

 

A37

FRONT DEICER SW

ON = GND

1V or less/OPEN (Reference value: 4V or more)

 

A38

Mist SW

ON = BAT

7V or more/4V or less

 

A39

Rear Right Door SW

OPEN = GND

1V or less/OPEN (Reference value: 4V or more)

 

B1

Auto light sensor Signal

-

-

 

B3

Rear Right Door Unlock SW

LOCK = OPEN, UNLOCK = GND

1V or less/OPEN (Reference value: 4V or more)

 

B4

Rear Defogger SW

ON = GND

1V or less/OPEN (Reference value: 4V or more)

 

B5

Rear Fog SW

ON = GND

1V or less/OPEN (Reference value: 4V or more)

 

B6

Front Fog SW

ON = GND

1V or less/OPEN (Reference value: 4V or more)

 

BCM Actuator Operation

SCAN tool can operates all actuators controlled by BCM by force.

NO.

BCM DISPLAY

1

DOOR LOCK RELAY

2

DOOR UNLOCK RELAY

3

TAILGATE RELEASE RELAY

4

POWER WINDOW RELAY

5

WIPER RELAY

6

HAZARD RELAY (+RK)

7

BURGLAR HORN RELAY (+RK)

8

STARTER INHIBIT RELAY (+RK)

9

TAIL LAMP RELAY/DRL UNIT

10

HEAD LAMP RELAY

11

REAR FOG RELAY

12

FRONT DEICER RELAY

13

REAR DEFOGGER RELAY

14

DRIVER SEAT BELT INDICATOR

15

IGN KEY HOLE ILLUMINATION

16

ROOM LAMP

BCM Diagnosis With Scan Tool
1.

It will be able to diagnose defects of BCM with scan tool quickly. Scan tool can operates actuator forcefully, input/output value monitoring and self diagnosis.

2.

Select model and menu.

3.

Select "Current data", if you will check current data of BCM. It provides power supply status, multi function status, lamp status, door status, lock system status, wiper, auto light status and so on.

4.

If you will check BCM data operation forcefully, select "Actuation test".

5.

You can turn ON/OFF as below option function with the user option program.

(1)

LOCK / UNLOCK comfirming alarm: Alarm sound ON/OFF control when you LOCK/UNLOCK doors with transmitter.

(2)

Mechanical LOCKING system: Arm/Disarm ON/OFF when you lock the door with the mechanical key.

(3)

AUTO DOOR LOCK/UNLOCK system ON/OFF.

A.

Vehicle speed gearing AUTO DOOR LOCK (more than 20km/h)

B.

AUTO DOOR LOCK non application

C.

Shift lever gearing AUTO DOOR LOCK

D.

Driver seat AUTO DOOR LOCK

E.

AUTO DOOR UNLOCK non application

F.

All doors UNLOCK in the case of driver door UNLOCK

G.

All doors UNLOCK in the case of IGN key seperation.

(4)

Riding & Getting off gearing

A.

Seat installation state ON/OFF

B.

Seat riding & getting off gearing ON/OFF

C.

Column installation state ON/OFF

D.

Column riding & getting off gearing ON/OFF

User Option Mode

The BCM offers 1 items user option mode for a user convenience (AUTO DOOR LOCK)

-

It is able to set up the enable or disable of AUTO DOOR LOCK function or AUTO DOOR LOCK operation vehicle speed when using it.

1.

Select option "ED" and press ENTER.

2.

Select option "BODY CONTROL MODULE" and press ENTER.

3.

Select option "USER OPTION" and press ENTER.

4.

Select option "AUTO DOOR LOCK STATUS by using the direction button(▲ / ▼).

5.

Select the parameter by using the direction button(◀ / ▶) and press ENTER to save it.

(Disable / FIXING)

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