Hyundai Tucson (NX4) 2022-2025 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 ...

Other information:

Hyundai Tucson (NX4) 2022-2025 Service Manual: Power Door Lock Switch
- Inspection Power Door Lock Switch Inspection 1.1. Check for continuity between the terminals. If there is an abnormality, replace the switch. Diagnosis with Diagnostic Tool 1.In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system.The di ...

Hyundai Tucson (NX4) 2022-2025 Service Manual: Rear Door Side Weatherstrip
- Replacement [Rear door side weatherstrip] 1.Loosen the rear door checker (B) mounting bolt.Tightening torque :16.7 - 21.6 N.m (1.7 - 2.2 kgf.m, 12.3 - 15.9 lb-ft) 2.Detach the clips, then remove the rear door side weatherstrip (A). 3.To install, reverse removal procedure. [Rear door bod ...