Hyundai Santa Fe: Front Suspension System / Sub Frame. Repair procedures

Hyundai Santa Fe (TM) 2019-2024 Service Manual / Suspension System / Front Suspension System / Sub Frame. Repair procedures

Removal
1.
Loosen the wheel nuts slightly.
Raise the vehicle, and make sure it is securely supported.
2.
Remove the front wheel and tire (A) from the front hub.
Tightening torque :
107.9 - 127.5 N.m (11.0 - 13.0 kgf.m, 79.6 - 94.0 lb-ft)
  
•
Be careful not to damage the hub bolts when removing the front wheel and tire (A).

3.
Disconnect the stabilizer link with the front strut assembly after loosening the nut (A).
Tightening torque :
98.1 - 117.7 N.m (10.0 - 12.0 kgf.m, 72.3 - 86.8 lb-ft)
  
•
When loosening the nut, fix the outer hexagon of stabilizer bar link.
•
Be careful not to damage the stabilizer link boots.

4.
Remove the split pin and nut (A).
Tightening torque :
98.0 - 117.6 N.m (10.0 - 12.0 kgf.m, 72.3 - 86.7 lb-ft)

5.
Remove the tie rod end ball joint (A) using the SST (09568-2J100).
6.
Remove the split pin and nut (A).
Tightening torque :
98.0 - 117.6 N.m (10.0 - 12.0 kgf.m, 72.3 - 86.7 lb-ft)

7.
Remove the lower arm from the knuckle by using the SST (09568-4R100).
(1)
Install the support bolt (A) from lower arm bolt hole.
(2)
Install the support body (B) from front axle.
(3)
Tighten the bolt (C).
8.
Loosen the bolt (A) and then disconnect the universal joint assembly from the pinion of the steering gear box.
Tightening torque :
M8 BOLT : 32.4 - 37.3 N.m (3.3 - 3.8 kgf.m, 23.9 - 27.5 lb-ft)
M10 BOLT : 49.0 - 58.8 N.m (5.0 - 6.0 kgf.m, 36.2 - 43.4 lb-ft)

  
•
Do not reuse the bolt.
•
Lock the steering wheel in the straight ahead position to prevent the damage of the clock spring inner cable.
•
Assemble so that the universal joint hole is inserted matching the cut surface of the pinion shaft shark pin.

9.
Remove the under cover.
(Refer to Engine Mechanical System - "Engine Room Under Cover")
10.
Disconnect the R-MDPS main connector (A). [R-MDPS Type only]
11.
Remove the muffler rubber hanger (A) from the sub frame after loosening the mounting bolt.
Tightening torque :
19.6 - 25.5 N.m (2.0 - 2.6 kgf.m, 14.5 - 18.8 lb-ft)

12.
Remove the roll rod bracket (C) by loosening the bolt (A), (B).
Tightening torque
(A) : 107.9 - 127.5 N.m (11.0 - 13.0 kgf.m, 79.6 - 94.0 lb-ft)
(B) : 49.0 - 63.7 N.m (5.0 - 6.5 kgf.m, 36.2 - 47.0 lb-ft)

  
•
Set a transmission jack for safety.
13.
Remove the sub frame stay after loosening the mounting bolts (A, B) and nut (C).
Tightening torque
(A) : 176.5 - 196.1 N.m (18.0 - 20.0 kgf.m, 130.2 - 144.7 b-ft)
(B) : 44.1 - 53.9 N.m (4.5 - 5.5 kgf.m, 32.5 - 39.8 lb-ft)
(C) : 44.1 - 53.9 N.m (4.5 - 5.5 kgf.m, 32.5 - 39.8 lb-ft)

14.
Loosen the sub frame mounting nuts (A).
Tightening torque :
176.5 - 196.1 N.m (18.0 - 20.0 kgf.m, 130.2 - 144.7 b-ft)

15.
Remove the sub frame.
16.
Remove the heat protector (A).
Tightening torque :
6.9 - 10.8 N.m (0.7 - 1.1 kgf.m, 5.1 - 8.0 lb-ft)
[R-MDPS]

[C-MDPS]
17.
Remove the steering gearbox (A) from the front sub frame by loosening the mounting bolts.
Tightening torque :
107.9 - 127.5 N.m (11.0 - 13.0 kgf.m, 79.6 - 94.0 lb-ft)
[R-MDPS]

[C-MDPS]
18.
Remove the stabilizer bar (A) from the sub frame after loosening the mounting bolts.
Tightening torque :
58.8 - 73.5 N.m (6.0 - 7.5 kgf.m, 43.4 - 54.2 lb-ft)

Installation
1.
Install in the reverse order of removal.
2.
Check the alignment.
(Refer to Suspension System - "Alingment")

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