Hyundai Elantra MD/UD: Body Control Module (BCM). Components and Components Location
Components
※ Internal Buzzer : Rear parking assist system buzzer
BCM Input Signal Specification
|
No |
Signal Name |
Description |
ON/OFF LEVEL(V) |
Remark |
|
A01 |
L_B+ |
ON = BAT |
9V~16V |
|
|
A02 |
L_IGN1 |
ON = BAT (IGN KEY=ON or Start Position) |
7V or more/4V or less |
|
|
A03 |
L_IGN2 |
ON = BAT (IGN KEY=ON |
7V or more/4V or less |
|
|
A04 |
L_Brake SW |
ON = GND |
7V or more/4V or less |
|
|
A05 |
L_MIST SW |
ON = BAT |
7V or more/4V or less |
|
|
A06 |
L_CRASH UNLOCK INPUT(PWM) |
- |
- |
PWM |
|
A07 |
L_HeadLamp LOW SW |
ON = GND |
2V or less/OPEN (Reference value:4V or more) |
|
|
A08 |
L_HeadLamp HIGH SW |
ON = GND |
2V or less/OPEN (Reference value:4V or more) |
|
|
A13 |
L_ACC |
ON = BAT |
7V or more/4V or less |
|
|
A16 |
L_INH'R' SW |
ON = BAT |
7V or more/4V or less |
|
|
A17 |
L_WASHER SW |
ON = BAT |
7V or more/4V or less |
|
|
A18 |
L_WIPER INT SW |
ON = BAT |
7V or more/4V or less |
|
|
A20 |
A_Wiper Int Volume |
- |
- |
A/D |
|
A21 |
L_KEY IN SW |
ON = GND |
2V or less/OPEN (Reference value:4V or more) |
|
|
A22 |
L_TAIL LAMP SW |
ON = GND |
2V or less/OPEN (Reference value:4V or more) |
|
|
A23 |
L_KEY INTER LOCK SW |
ON = OPEN |
2V or less/OPEN (Reference value:4V or more) |
|
|
B01 |
LIN (RPAS) |
- |
- |
Communication |
|
B03 |
L_FRONT FOG Lamp SW |
ON = GND |
2V or less/OPEN (Reference value:4V or more) |
|
|
B04 |
L_SIDE AIR OPT |
ON = GND |
2V or less/OPEN (Reference value:4V or more) |
|
|
B08 |
CAN(HIGH) |
- |
|
Communication |
|
B09 |
CAN(LOW) |
- |
|
Communication |
|
B11 |
A_AUTO LIGHT SIGNAL |
- |
- |
A/D |
|
B13 |
L_AUTO LIGHT SW |
ON = GND |
2V or less/OPEN (Reference value:4V or more) |
|
|
B14 |
DIAGNOSIS (K-Line) |
- |
- |
Communication |
|
B15 |
L_DEFOGGER SW |
ON = GND |
2V or less/OPEN (Reference value:4V or more) |
|
