Hyundai Tucson (NX4) 2022-2026 Service Manual / Body Electrical System / Integrated Body Control Unit (IBU) / Components and Components Location

Hyundai Tucson: Integrated Body Control Unit (IBU) / Components and Components Location

- Components (1) With Smart Key

Connector Pin Information

No	Connector A	Connector B	Connector C	Connector D
1	Speed_input	-	ECU ground	Blower motor operate_output
2	-	Rear washer switch_output	power ground	-
3	Front washer switch_input	ESCL (+)_output	Battery (+) ECU	-
4	PDW-R power_input	ESCL (-)_output	Battery (+) power	-
5	RPM_input	Front wiper low relay_output	-	-
6	-	-	Immobilizer antenna power_output	Start feedback_output
7	ACC relay_output	PDW switch IND_output	Immobilizer antenna ground_output	-
8	Multifunction switch ground_output	-	IGN 1_output	-
9	ESCL COM	-	-	Passenger outside handle _output
10	Front wiper switch_output	-	-	-
11	IGN1 relay_output	-	B_CAN (Low)	-
12	Head lamp (High) switch_output	-	B_CAN (High)	-
13	IGN2 relay_output	Auto light sensor signal_output	Start relay_output	Front bumper antenna(+)_output
14	Mirror unfolding_output	-	P_CAN (Low)	Bumper antenna power_output
15	wiper relay power_output	-	P_CAN (High)	Passenger outside handle antenna(+)_output
16	Rear right seat belt IND_output	SSB switch 2_input	Sunroof status_output	Driver outside handle antenna(+)_output
17	Rear left seat belt IND_output	PDW OPT_output	PDW-R switch_output	Liftgate antenna(+)_output
18	-	Front wiper back up switch_input	IFU door unlock signal_output	Interior antenna2 power_output
19	Rear wiper relay	Front wiper high relay_output	LIN3	Interior antenna1 power_output
20	-	SSB symbol illumination (+)_output	LIN4	ESCL Enable_output
21	PDW power_output	-	-	-
22	-	-	ATM solenoid_output	-
23	-	Auto light sensor ground_output	ACC_output	-
24	Brake switch_output	-	-	-
25	Rear wiper relay_output	-	-	Driver outside handle switch_output
26	UIPROA OPT_output	-	-	-
27	Front wiper volume switch_output	-	-	-
28	-	-	-	-
29	Light switch_output	-	kline IMMO	-
30	Puddle lamp_output	SSB switch1_output	RVM switch_output	Front bumper antenna(-)_output
31	Fog lamp switch_output	ESCL unlock switch_IN	P-Position_output (AT)	Bumper antenna ground_output
32	Mirror folding_output	Wiper parking switch_output	Clutch ignition lock switch_output (MT)	Passenger outside handle antenna(-)_output
33	-		IGN2_output	Driver outside handle antenna (-)_output
34	Rear center seat belt IND_output		LIN1	Liftgate antenna (-)_output
35	-		LIN2	Interior antenna2 ground_output
36	-		Auto light sensor power_output	Interior antenna1 ground_output
37	External amplifier_output
38	PDW-R power_output

Without Smart Key

Connector Pin Information

No	Connector A	Connector B	Connector C
1	-	-	ECU ground
2	-	Rear washer switch_input	Power ground
3	Front washer switch_input	-	Battery (+) ECU
4	PDW-R power_input	-	Battery (+) power
5	-	Front wiper low relay_output	-
6	-	Key holder illumination_output	Immobilizer antenna power_output
7	-	PDW switch IND_output	Immobilizer antenna ground_output
8	Multifunction switch ground_input	-	IGN 1_input
9	-	-	-
10	Front wiper switch_input	-	-
11	IGN1 relay_output	-	B_CAN (Low)
12	Head lamp (High) switch_input	-	B_CAN (High)
13	-	Auto light sensor signal_input	-
14	Mirror unfolding_output	-	P_CAN (Low)
15	wiper relay power_output	-	P_CAN (High)
16	Rear right seat belt IND_output	Key in switch_input	Sunroof status_input
17	Rear left seat belt IND_output	PDW OPT_input	PDW-R switch_input
18	-	Front wiper back up switch_input	Door unlock signal_output
19	Rear wiper relay	Front wiper high relay_output	LIN3
20	-	-	LIN4
21	PDWpower_output	-	-
22	-	-	ATM Solenoid_output
23	-	Auto light sensor ground_output	ACC_input
24	Brake switch_input	-	-
25	Rear wiper relay_output	-	-
26	UIPROA OPT_input	-	Key in solenoid_output
27	Front wiper volume switch_input	-	Start relay_output
28	-	-	-
29	Light switch_input	-	kline IMMO
30	-	-	RVM switch_input
31	Fog lamp switch_input	-	Key interlock switch_input
32	Mirror folding_output	wiper parking switch_input	-
33	-		IGN2_input
34	Rear center seat belt IND_output		LIN1
35	-		LIN2
36	-		Auto light sensor power_output
37	-
38	PDW-R power_output

Description and Operation

- Description Body Control Module Controls The Followings – Wiper & Washer Control – Defroster Control – Driving Control – Liftgate Control – Window Control – Inter ...

Specifications

- Specifications ItemsSpecifications Rated voltageDC 12V Operating voltageDC 9 ~ 16V Operating temperature-40°C ~ 85°C parastic currentWelcome : 6.5 mASecurity : 5.5 mAGeneral : 4.0 mA ...

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