Hyundai Ioniq: Suspension System / Specifications

Hyundai Ioniq (AE) 2017-2024 Service Manual / Suspension System / Specifications

Specifications

Front Suspension

Item		Specification
Suspension type		Mac Pherson Strut
Shock absorber	Type	Conventional valve

Rear Suspension

Item		Specification
Suspension type		Multi link
Shock absorber	Type	Conventional valve

Wheel & Tire

Item		Specification
		Front	Rear
Aluminum		6.0J x 15
		7.0J x 17
Tire		195/65 R15
		225/45 R17
Spare tire		TMK (tire mobility kit)
		T125/80 D15
Tire pressure kPa (psi)	195/65 R15	250 (36)	250 (36)
	225/45 R17	250 (36)	250 (36)
	T125/80 D15	420 (60)	420 (60)

Wheel Alignment

Item		Specification
		Front	Rear
Toe-in	Individual	0.05° ± 0.1°	0.07° ± 0.1°
	Total	0.1° ± 0.2°	0.14° ± 0.2°
Camber angle		Australia : -0.5° ± 0.5° General / M.E / China : -0.38° ± 0.5°	-1.2° ± 0.5°
Caster angle		4.5° ± 0.5°	-
King-pin angle		14.0° ± 0.5°	-
Ride height		Australia : 373 ± 10 mm (14.69 ± 0.4 Inch) General / M.E / China : 383 ± 10 mm (15.68 ± 0.4 Inch)	E.U : 372 ± 10 mm (14.66 ± 0.4 Inch) General / M.E / China : 382 ± 10 mm (15.04 ± 0.4 Inch)

Tightening Torques

Front Suspension

Item	Tightening torque (kgf.m)
Item	N.m	kgf.m	lb-ft
Hub nuts	107.9 - 127.5	11.0 - 13.0	79.6 - 94.0
Lower arm to sub frame (Front)	117.7 - 137.3	12.0 - 14.0	86.8 - 101.3
Lower arm to sub frame (Rear)	156.9 - 176.5	16.0 - 18.0	115.7 - 130.2
Lower arm to knuckle	78.5 - 98.1	8.0 - 10.0	57.9 - 72.3
Tie rod end castle nut	78.5 - 98.1	8.0 - 10.0	57.9 - 72.3
Steering gear box to sub frame	88.3 - 107.9	9.0 - 11.0	65.1 - 79.6
Stabilizer bar to stabilizer link	98.1 - 117.7	10.0 - 12.0	72.3 - 86.8
Stabilizer bar to sub frame	44.1 - 53.9	4.5 - 5.5	32.5 - 39.8
Stabilizer bar to front strut assembly	98.1 - 117.7	10.0 - 12.0	72.3 - 86.8
Front strut assembly to front axle	156.9 - 176.5	16.0 - 18.0	115.7 - 130.2
Strut assembly lock nut	98.1	10	72.3
Sub frame mounting bolt & nut	156.9 - 176.5	16.0 - 18.0	115.7 - 130.2
Sub frame stay bolt	44.1 - 53.9	4.5 - 5.5	32.5 - 39.8
Bolt connecting universal joint to pinion	32.4 - 38.3	3.3 - 3.8	23.9 - 27.5
Roll rod bracket to roll rod support bracket fixing bolt & nut	107.9 - 127.5	11.0 - 13.0	79.6 - 94.0

Rear Suspension

Item	Tightening torque
Item	Nm	kgf.m	lb-ft
Hub nut	107.9 - 127.5	11.0 - 13.0	79.6 - 94.0
Trailing arm to sub frame	98.1 - 117.7	10.0 -12.0	72.3 - 86.8
Trailing arm to carrier	137.3 - 156.9	14.0 - 16.0	101.3 - 115.7
Assist arm to sub frame	107.9 - 117.7	11.0 - 12.0	79.6 - 86.8
Assist arm to carrier	137.3 - 156.9	14.0 - 16.0	101.3 - 115.7
Lower arm to sub frame	107.9 - 117.7	11.0 - 12.0	79.6 - 86.8
Lower arm to carrier	137.3 - 156.9	14.0 - 16.0	101.3 - 115.7
Upper arm to sub frame	137.3 - 156.9	14.0 - 16.0	101.3 - 115.7
Upper arm to carrier	137.3 - 156.9	14.0 - 16.0	101.3 - 115.7
Shock absorber to frame	58.8 - 73.5	6.0 - 7.5	43.4 - 54.2
Shock absorber to lower arm	98.1 - 117.7	10.0 - 12.0	72.3 - 86.8
Stabilizer bar to stabilizer link	58.8 - 78.5	6.0 - 8.0	43.4 - 57.9
Stabilizer bar to sub frame	44.1 - 53.9	4.5 - 5.5	32.5 - 39.8
Stabilizer bar to lower arm	19.6 - 29.4	2.0 - 3.0	14.5 - 21.7
Sub frame mounting bolts	156.9 - 176.5	16.0 - 18.0	115.7 - 130.2

High voltage shut-off procedures

High Voltage Shut-off Procedures • Be sure to read and follow the "General Safety Information and Caution" before doing any work related with the high voltage system...

Special service tools

Special Service Tools Tool (Number and Name) Illustration Use 09568-1S100Saperate the ball joint from the front alxe09546-3X100 Shock absorber lock nut removal toolUsed for remove the shock absorber lock nut...

Other information:

Hyundai Ioniq (AE) 2017-2024 Service Manual: Knee Airbag (KAB) Module. Description and operation

DescriptionThe Knee Airbag (KAB) is installed inside the crash pad lower panel and protects the driver in the event of a frontal crash. The SRSCM determines if and when to deploy the KAB. • Never attempt to measure the circuit resistance of the airbag module (squib) even if you are using the specified tester...

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