Kia Optima Hybrid: BCM (Body Control Module) / Body Control Module (BCM) Components and Components Location

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual / Body Electrical System / BCM (Body Control Module) / Body Control Module (BCM) Components and Components Location

Components

Connector Pin Information
No.
Connector A (24pin)
Connector B (20pin)
Connector C (24pin)
1
Battery (+)
Head lamp low beam switch
Room lamp
2
IGN 1
Head lamp high beam switch
AV tail signal
3
IGN 2
Front fog switch
Buzzer (PAS)
4
ACC
Safety power window Enable
Mirror unfolding relay
5
Mist switch
K-Line
Rear left seat belt reminder indicator
6
Tail lamp switch
Auto light power
-
7
Key In switch
-
RPAS OFF indicator
8
Key interlock switch
LIN (PAS)
Front washer relay
9
Rear defogger switch
-
Head lamp low beam signal
10
Crash unlock input
Auto light switch
Front wiper relay
11
-
Front wiper intermittern volume switch
Mirror folding relay
12
PAS option
Door unlock output
Foot lamp
13
Sunroof open switch
-
ATM solenoid
14
Auto folding switch
CAN high
Key solenoid
15
Front washer switch
CAN low
Assistant seat belt indicator
16
Front intermittent wiper
Auto ligth ground
Ground
17
R positon input
Auto light signal
Rear right seat belt reminder indicator
18
Brake switch
-
Rear center seat belt reminder indicator
19
Rear right seat belt reminder switch
PAS OFF indicator
Pocket lamp
20
Rear center seat belt reminder switch
-
Security indicator
21
Rear left seat belt reminder switch
?
Key hole illumination
22
RPAS, PAS switch
-
23
DRL option swithc
-
24
Ground
-

BCM Input Terminal Voltage List
Pin name
Description
Interface
V_B+
ECU power supply
12V (Battery voltage)
L_IGN1
High side switch
ON=12V
L_IGN2
High side switch
ON=12V
A_ACC
High side switch
ON=12V
L_MIST SW
High side switch
ON=12V
L_TAIL LAMP SW
High side switch
ON=GND
L_KEY IN SW
Low side switch
ON=GND
L_KEY INTER LOCK SW
Low side switch
ON=GND
L_REAR DEFOGGER SW
Low side switch
ON=GND
L_REAR FOG LAMP SW
Low side switch
ON=GND
L_PAS OPT
Low side switch
ON=GND
L_SUNROOFOPEN SW
Low side switch
ON=GND
L_AUTOFOLDING SW
Low side switch
GND = Folding, Open = Unfolding
L_FRONT WASHER SW
High side switch
ON=12V
L_FRONT INT WIPER SW
High side switch
ON=12V
L_INH''R''
High side switch
ON=12V
L_BRAKE SW
High side switch
ON=12V
L_RR SBR SW
Low side switch
ON=GND
L_RC SBR SW
Low side switch
ON=GND
L_RL SBR SW
Low side switch
ON=GND
L_RPAS OFF SW / L_PAS_SW
Low side switch
ON=GND
L_Dedicated_DRL OPT
Low side switch
ON=GND
L_HEAD LAMP LOW SW
Low side switch
ON=GND
L_HEAD LAMP HI SW
Low side switch
ON=GND
L_FRONT FOG LAMP SW
Low side switch
ON=GND
L_AUTO LIGHT SW
Low side switch
ON=GND
L_TMU Rx
Low side switch
ON=GND
A_FRONT WIPER INT VOLUME SW
Analog input
H=5V, L=0V
A_AUTO LIGHT SIGNAL
Analog input
H=5V, L=0V
P_CRASH UNLOCK INPUT
PWM input
H=12 L=0V
V_AutoLightPwr
Power output
5V
GND (AUTO LIGHT)
Ground output
0V
V_RPASPwr (reserved)
Power output
8.5V
GND (RPAS)
Ground output
0V
DIAGNOSIS (K-LINE)
Diagnostic Communication (K-line)
?
CAN_H
CAN high signal
?
CAN_L
CAN low signal
?
GND1 (BCM)
Power ground 1 (BCM)
?
GND2 (BCM)
Power ground 2 (BCM)
?

BCM Output Description and Specification
Pin Name
Description
Load
Power
O_SAFETY PWDW ENABLE
Safety power window enable output
Signal
?
O_DRUnlockOut
Door unlock output (AV unlock)
Signal
?
O_ROOM LAMP
Room lamp output
DC 12V 40W (Lamp)
B+
O_AV TAIL SIGNAL
AV tail lamp signal output
Signal
?
O_BUZZER
PAS/RPAS buzzer output
DC 12V (Buzzer)
IGN1
O_HORN RELAY
Horn relay output
DC 12V 200mA
B+
O_POCKET LAMP
Pocket lamp output
DC 12V 1.2W (LED)
B+
O_RPAS OFF IND
RPAS OFF indicator output
DC 12V 1.2W (LED)
IGN1
O_HEAD LAMP WASHER RELAY
Head lamp washer relay output
DC 12V 200mA
IGN2
O_HEAD LAMP LOW SIGNAL
Head lamp low output stuts signal
Signal
?
O_FRONT WIPER RELAY
Front wiper relay output
DC 12V 200mA
IGN2
O_Mirror Folding RELAY
Auto folding mirror relay output
DC 12V 200mA
B+
O_FOOT LAMP
Foot lamp output
DC 12V 10W (Lamp)
B+
O_ATM SOLENOID
ATM shift lock solenoid output
DC 12V 500mA (Solenoid)
B+
O_KEY SOLENOID
Key solenoid output
DC 12V 500mA (Solenoid)
B+
O_AST SEAT BELT IND
Assistant seat belt indicator output
DC 12V 1.2W (LED)
IGN1
O_RR SBR IND
Rear right seat belt reminder indicator output
DC 12V 1.2W (LED)
IGN1
O_RC SBR IND
Rear center seat belt reminder indicator output
DC 12V 1.2W (LED)
IGN1
O_RL SBR IND
Rear left seat belt reminder indicator output
DC 12V 1.2W (LED)
IGN1
O_SECURITY IND
Security LED indicator output
DC 12V 1.2W (LED)
B+
O_KEY HOLE ILLUMINATION LAMP
Key hole illumination lamp output
DC 12V 2W (Lamp)
B+
O_Mirror_Unfolding RELAY
Auto folding mirror relay output
DC 12V 200mA
B+

Body Control Module (BCM) Specifications

Specifications ItemsSpecificationsRated voltageDC 12VOperating voltageDC 9 ~ 16VOperating temperature-22°F~176°F(-30°C~ 80°C)Dark currentBCM & Receiver : 5.5mABCM : 4mA ...

Body Control Module (BCM) Schematic Diagrams

Circuit Diagram ...

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