Description

Integrated Body Control Unit (IBU)

Integrated body control unit has integrated several functions including body control module (BCM), smart key unit (SMK), and tire pressure monitoring system (TPMS).

1.Body Control Functions

Burglar Alarm	Tailgate Burglar Alarm	Generates an alarm according to the tailgate operation.
	Panic Alarm	Generates a warning sound and displays flasher lamp (horn & flasher) according to the panic signal.
	Security Lamp Control	Controls security lamp in vehicle alert status.
External Lamp	Tail Lamp	Automatically turns it off when the driver exits the vehicle while the lamp is on.
	Auto Light	Automatically controls the tail lamp and headlamp operation and the brighness according to the driving condition.
	Welcome Light	Turns on the headlamp and tail lamp for 15 seconds when an unlock signal is detected while vehicle door is locked.
	Escort Function	Controls the escort lamp when the vehicle is off while the headlamps is on. – It turns on the headlamp for 20 minutes when the vehicle is off while the headlamp is on. – The head lamp remains on only for 30 seconds when the driver's door is opened and closed during the 20 minute period. – The headlamp turns off when remote control lock button is pressed twice.
	Headlamp (Low Beam / High Beam)	Controls high beam / low beam with head lamp switch (multifunction switch).
	Daytime Driving Light Control	Controls the daytime driving light lamp depending on the conditions at the time of vehicle start.
Telematics (MTS)	MTS Alarm Control	Controls the output of the door lock/unlock/remote start/panic function in response to the signal transmitted by the MTS unit
Front / Rear Parking Assist (PDW)	PDW Display	Receives a signal from parking assist sensor through LIN communication and displays it on the instrument cluster.
	PDW Warning	Detects obstacles in front and rear sides using the ultrasonic sensor when the gear ("R" or "D") shifted.
Warning	Seat Belt Reminder and Indicator Lamp	Issues a warning if the seat belt is not fastened, and prevents pattern activation if the vehicle is driven while the seat belt is not fastened.
	Key Reminder Warning	Provides a warning if the driver seat door is open while ACC is on.
	Key Reminder Warning	Generates a warning sound if vehicle speed exceeds 5 km/h while IG ON and parking brake is on.
	Sunroof Open Warning	Alarms when exitting the vehicle with a key while the sunroof is open.
Wiper and Washer	Wiper (Low / High / Mist / Auto)	Controls wiper operating power and fail-safe circuit.
	Wiper	Controls the washer interlocking wiper.

2.Smart Key Functions

SMK	Door Lock and Unlock	Locks/ Unlocks the door based on the door unlock signal and the signal from push buttons on the driver seat / passenger seat outside handles.
	SMK Welcome Light	Controls door mirror and puddle lamp after smart key authentication when the driver with smart key approaches the vehicle.
SMK Warning	Key Reminder 1	When the driver attempts to lock the door, it checks if there is a smart key inside the vehicle and unlocks the door if there is one.
	Key Reminder 2	Checks the door lock status for 0.5 seconds after the vehicle door is closed and unlocks the door and generates a warning sound using the external buzzer if the door is locked.
	Door Lock Warning 1	Generates a warning sound with the external buzzer if the driver tries to leave the vehicle while ACC or IG ON.
	Door Lock Warning 2	Generates a warning sound with the external buzzer if the driver tries to lock the door and leave the vehicle while one or more doors are open.
	Door Lock Warning 3	Searches for a smart key inside the vehicle when the driver tries to lock the door, and issues a warning and does not lock the door if there is a smart key inside.
	Key Out Lamp Warning	If the vehicle moves at 3 km/h or less while ACC or IG ON and the door is open, it searches for the smart key every 3 seconds and blinks the warning lamp if there is no smart key.
SMK RKE (Remote Keyless Entry)	Door Lock / Unlock	Locks/ Unlocks the door based on the door unlock signal and the signal from push buttons on the driver seat / passenger seat outside handles.
	Panic	Performs vehicle panic and panic stop functions based on the panic button signal.
Vehicle Start		Start Stop Button (SSB), Immobilizer, Start Relay Power Control, SSB Lamp Control

3.Tire Pressure Monitoring System (TPMS) Functions Tire pressure monitoring system continuously monitors pressure and temperature inside the tire in order to warn the driver of the changes in tire pressure that may have influence on vehicle driving conditions. TPMS control module analyzes the data from the WE (Wheel Electronic) sensor attached inside each wheel and determines the tire conditions and generates a signal that is necessary for warning lamp control.