Hyundai Santa Fe: Integrated Body Control Unit (IBU) / Components and components location

Hyundai Santa Fe (TM) 2019-2024 Service Manual / Body Electrical System / Integrated Body Control Unit (IBU) / Components and components location

Components (1)

With Smart Key

Connector Pin Information

No	Connector A	Connector B	Connector C
1	Fuel door release switch_input	GND_ECU	Front wiper relay (Low)_output
2	Fuel door open switch_input	PDW-F power_output	ESCL (+)_output
3	GND_Power	ESCL (-)_output	Start relay_output
4	PDW-R_Power_Output	Front wiper high relay_output	IGN1 relay_output
5	EMS ECU wake up_output	PDW-R switch IND_output	Immobilizer antenna power_output
6	Rear washer switch_input	P-Position_input	Immobilizer antenna ground_output
7	LIN4 (Rear seat remind)	-	-
8	P_CAN (Low)	Rear view switch_input	Driver outside handle antenna(+)_output
9	P_CAN (High)	-	Interior1 antenna (+)_output
10	-	Wheel speed sensor_input	Front bumper antenna (+)_output
11	B_CAN (Low)	-	Tailgate3 antenna(+)_output
12	B_CAN (High)	3rd line sheet belt indicator RH_output	-
13	SSB switch_input	-	Passenger outside handle antenna(+)_output
14	Driver handle antenna switch_input	Rear center seat belt indicator_output	Immobilizer K-Line
15	P-Position_input (PWM)	Fuel door open relay_output	Bumper antenna (+)_output
15	-	Fuel door open relay_output	Bumper antenna (+)_output
16	Fog switch_input	-	Interior antenna2(+)_output
17	Light switch_input	Auto light sensor signal_input	IGN2_input
18	Front wiper INT volume switch_input	Auto light sensor power_output	IGN1_input
19	Multifunction switch_input	ATM solenoid_output	IGN2 relay_output
20	Assist mirror unfolding switch_oupout	Puddle pocket lamp_output	Battery_power
21	Assist mirror (Horizontal)_output	-	Brake switch_input
22	Front washer switch_input	SSB ring illumination_output	Start feedback_input
23	Front wiper low switch_Input	piezo buzzer_output	-
24	LIN1 (PDW)	SSB symbol illumination_output	Driver outside handle antenna (-)_output
25	LIN2 (Safety ECU)	Fuel door close relay_output	Interior1 (-)_outputDriver outside handle antenna (-)_output
26	LIN3 (Rain sensor)	Wiper power relay_output	Front bumper antenna (-)_output
27	PDW-R power_input	Rear seat belt indicator RH_output	Passenger outside handle antenna (-)_output
28	PDW_input	Rear seat belt indicator LH_output	ESCL COM
29	SSB switch1_input	3rd line sheet belt indicator LH_output	Tailgate3 antenna(-)_output
30	ESCL unlock_input	Rear wiper relay_output	ESCL Enable_output
31	Passenger outside handle switch_input	Auto light sensor ground_output	Bumper antenna (-)_output
32	PDW switch_input	Wiper parking switch_input	Interior antenna2 (-)_output
33	Sun roof Status_input		ACC_input
34	Head lamp switch_input		Mirror power_input
35	Front wiper switch_input		ACC relay_output
36	Rear wiper switch_input		Battery (+)_ECU
37	Assist mirror folding RH_output
38	Assist mirror (Vertical)_output

Without Smart Key

Connector Pin Information

No	Connector A	Connector B	Connector C
1	Fuel door release switch_input	GND_ECU	Front wiper relay (Low)_output
2	Fuel door open switch_input	PDW-F power_output	-
3	GND_Power	-	-
4	PDW-R_Power_Output	Front wiper high relay_output	-
5	EMS ECU wake up_output	PDW-R switch IND_output	Immobilizer antenna power_output
6	Rear washer switch_input	-	Immobilizer antenna ground_output
7	LIN4	-	Kline_IMMO
8	P_CAN (Low)	-	-
9	P_CAN (High)	-	-
10	-	-	-
11	B_CAN (Low)	-	-
12	B_CAN (High)	3rd line sheet belt indicator RH_output	-
13	-	-	-
14	Key inter lock siwtch_input(PWM)	Rear center seat belt indicator_output	-
15	Key inter lock siwtch_input	Fuel door open relay_output	-
16	Fog switch_input	-	-
17	Light switch_input	Auto light sensor signal_input	IGN2_input
18	Front wiper INT volume switch_input	Auto light sensor power_output	IGN1_input
19	Multifunction switch_input	ATM solenoid_output	-
20	Aisst mirror unfolding switch_oupout	-	Battery_power
21	Right side mirror (Horizontal)_output	-	Brake switch_input
22	Front washer switch_input	Key hole illumination_output	-
23	Front wiper low switch_Input	-	Start relay_output
24	LIN1 (PDW)	-	Start inhibit relay_output
25	LIN2 (Safety ECU)	-	Key solenoid_output
26	LIN3 (Rain sensor)	Fuel door close relay_output	-
27	PDW-R power_input	Rear seat belt indicator RH_output	-
28	-	Rear seat belt indicator LH_output	-
29	Key in switch_input	3rd line sheet belt indicator LH_output	-
30	RVM switch_input	Rear wiper relay_output	-
31	-	Auto light sensor ground_output	-
32	PDW switch_input	Wiper parking switch_input	-
33	Sun roof Status_input		ACC_input
34	Head lamp switch_input		Mirror power_input
35	Front wiper switch_input		-
36	Rear wiper switch_input		Battery (+)_ECU
37	Mirror folding RH_output
38	Assist Mirror (Vertical)_output

Description and operation

Description Body Control Module Controls The Followings – Wiper & Washer Control – Defroster Control – Driving Control – Tailgate Control – Window Control – Interior Control – Exterior Control – Panic alarm Control – MTS – Flasher output Control – Door lock/unlock Control – Burglar alarm Control – Remote start Control – UMS(User Mode Setting) Control – Gateway/ Diagnosis Integrated Body Control Unit (IBU) Integrated body control unit has integrated several functions including body control module (IBU), smart key unit (SMK), and tire pressure monitoring system (TPMS)...

Specifications

Specifications Items Specifications Rated voltage DC 12V Operating voltage DC 9 - 16V Operating temperature -30°C to 85°C (-22°F to 185°F) Parastic current Keyless type : 5...

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