Circuit Diagram
BCM connectors

Pin

Connector A

Connector B

1

Battery 

Room Lamp Output

2

Local ignition1 input in BCM

-

3

Local ignition2 input in BCM

Power Window Relay

4

Drive Door Switch

Hazard Relay

5

Assist Door Switch

-

6

Drive Door Unlock State input

Lock Relay

7

Assist Door Unlock State input

Unlock Relay

8

Rear Door(& Tail Gate) Unlock State input

-

9

 -

RPAS Buzzer

10

Key in switch

Tail Lamp Relay

11

Speed Sensor 

-

12

 A_ACC

Trunk Release Relay(4DR),

Tail Gate Unlock Relay(5DR)

13

Trunk Open Switch(4DR),

Tail Gate Switch (5DR)

 -

14

-

Body CAN Low

15

Power Window Lock Switch

Body CAN High

16

Power Window Unlock Switch

 -

17

Rear Left Door Switch

KWP2000 terminal

18

Tail Lamp Switch

Interior lamp Autocut Output

19

LIN RPAS(Rear Parking Assist System)

Safety Power Window ECU Enable

20

Back Up Switch

Signal ground

21

-

 

22

Rear Right Door Switch

23

Crash input from AIRBAG

24

Power ground

No.

Input Name

State

Voltage Level

INFO.

Chattering

Remark

Low

High

(msec)

A1

A_B+

9V~16V

 

-

 

 

BATTERY

A2

A_IGN1

Off = GND

On = BAT

4V

8V

Pull Down

60

 

A3

A_IGN2

Off = GND

On = BAT

4V

8V

Pull Down

60

 

A4

L_DRVDRSW

On = GND(OPEN)

OFF=PullUp(CLOSE)

2V

6V

Pull Up

VBD_SLEEP

100

 

A5

L_ASTDRSW

 

A17

L_RLDRSW

 

A22

L_RRDRSW

 

A13

L_TrunkOpenSW or

L_TailGateSW

 

A6

L_DRVDRUnlockSW

On = GND(UNLOCK)

Off = PullUp(LOCK)

60

 

A7

L_ASTDRUnlockSW

 

A8

L_RRDRUnlockSW Or

L_RRDR&TailGateUnlockSW

On = GND

(ANY DR UNLOCK)

Off = Pull Up

(ALL DR LOCK)

 

A10

L_KeyInSW

On = GND(KEY IN)

Off=PullUp(KEY OUT)

 

A12

A_ACC

9V~16V

7.1V

7.8V

Pull Down

60

 

A11

F_SpeedSNSR

Speed input=PULSE

(0~5V)

2V

4V

OPEN

COLLECTOR

 

 

A17

K_LINE

Diagnosis K-Line,

Communication Line

-

-

-

-

-

A23

L_CrashInput

Normal: Duty 20%

Crash: Duty 80%

-

-

PWM

Period 20ms

-

-

A15

L_PwdwLockSW

On = GND(LOCK)

Off=Pull Up(NORMAL)

2V

6V

PullUp

VBD_SLEEP

60

 

A16

L_PwdwUnlockSW

On = GND(UNLOCK)

Off = PullUp(NORMAL)

 

A18

L_TailLampSW

ON = GND

OFF = Pull Up

 

A19

LIN_RPAS

LIN Communication Line

-

-

-

-

 

A20

L_BackUpSW

ON = BAT

2V

6V

Pull Down

60

A

B15

B_CAN_HI

Can Communication Line

 

 

 

 

 

B14

B_CAN_LO

Can Communication Line

 

 

 

 

 

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