Hyundai Coupes/Sedans 1986-1993 Repair Guide

Lower Control Arm

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REMOVAL & INSTALLATION



1986-89 Excel

See Figure 1



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Fig. Fig. 1: Front suspension components-1986-89 Excel

  1. Raise the vehicle and support it safely. Remove the front wheel and tire assembly.
  2.  
  3. Remove the undercover.
  4.  
  5. Disconnect the stabilizer bar from the lower arm. Remove the nut from under the control arm and take off the washer and spacer.
  6.  
  7. Remove the ball joint stud nut and press the tool off with tool MB991113 or equivalent.
  8.  
  9. Remove the bolts which retain the spacer at the rear and the nut and washers on the front of the lower arm shaft (at the front). Slide the arm forward, off the shaft and out of the bushing.
  10.  
  11. Replace the dust cover on the ball joint. The new cover must be greased on the lip and inside with 2 EP multi-purpose grease or equivalent, and pressed on, with special tool MB990800 or equivalent, until it is fully seated.
  12.  

To install:
  1. When installing the control arm, the nut on the stabilizer bar bolt must be torqued until the link shows 0.8-0.9 in. (21-23mm) of threads below the bottom of the nut.
  2.  
  3. The washer for the lower arm must be installed as shown. The left side arm shaft has a left hand thread.
  4.  
  5. Torque the all fasteners with the vehicle on the ground. Observe the following torques:

    Knuckle-to-strut-54-65 ft. lbs. (75-88 Nm)
     
    Lower arm shaft-to-body-69-87 ft. lbs. (94-120 Nm)
     
    Stabilizer bar-to-body-22-29 ft. lbs. (29-38 Nm)
     
    Stabilizer bar-to-strut bar-48-60 inch lbs. (5-7 Nm)
     
    Ball joint-to-knuckle-44-53 ft. lbs. (60-73 Nm)
     
    Lower arm-to-strut bar-70-88 ft. lbs. (95-120 Nm)
     
    Strut bar-to-body-55-60 ft. lbs. (75-81 Nm)
     
    Strut bar inner locknut-55-60 ft. lbs. (75-81 Nm)
     

  6.  

1990-93 Excel, Elantra and Scoupe

See Figures 2, 3 and 4



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Fig. Fig. 2: Lower control arm assembly and mounting-1990-93 Excel and Scoupe



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Fig. Fig. 3: Lower control arm assembly and mounting-Elantra



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Fig. Fig. 4: Dimension "A" is the distance from the edge of the stabilizer link nut to the top of the stud

  1. Raise the front of the vehicle and support the frame on jackstands.
  2.  
  3. Remove the front wheels.
  4.  
  5. Using the proper tool, disconnect the lower arm ball joint from the lower control arm.
  6.  
  7. Remove the stabilizer bar locknut and bolt and disconnect the stabilizer bar from the lower control arm.
  8.  
  9. Remove the lower control arm mounting bracket.
  10.  
  11. Unbolt and remove the lower control arm from the frame.
  12.  
  13. Check all parts for wear and damage and replace any suspect part.
  14.  

To install:
  1. On Excel, install the lower control arm onto the frame and torque the mounting bolts to 116-137 ft. lbs. (160-190 Nm). On Elantra, tighten the through bolt to 69-87 ft. lbs. (95-120 Nm).
  2.  
  3. Install the lower control arm mounting bracket and torque the bolts to 43-58 ft. lbs. (60-80 Nm).
  4.  
  5. Connect the stabilizer link to the lower control arm making sure that the stabilizer bar mounting spacer, bushing and cup are aligned properly. Now the link must be fitted to the lower arm. To fit the link, tighten the link bolt lock nut until dimension "A" is within 22-26mm. Dimension "A" is the distance from the edge of the stabilizer link nut to the top of the stud.
  6.  
  7. Connect the tie rod end ball joint to the steering knuckle and torque the nut to 43-52 ft. lbs. (60-72 Nm).
  8.  
  9. Mount the front wheels and lower the vehicle.
  10.  

Sonata

See Figure 5



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Fig. Fig. 5: Lower control assembly, component view-Sonata

  1. Raise the front end and support on jack stands.
  2.  
  3. Remove the front wheels.
  4.  
  5. Loosen the lower arm ball joint nut, but do not remove it at this time.
  6.  
  7. Using the special tool, disconnect the ball joint from the steering knuckle. Tie the tool off to a chassis member during use.
  8.  
  9. Disconnect the stabilizer link ball joint from the stabilizer bar.
  10.  
  11. Remove the lower arm shaft bolts and rod bushing clamp fasteners and remove the lower control arm.
  12.  
  13. Inspect all parts and replace any cracked, dry or deformed parts.
  14.  

To install:
  1. Bolt the lower control arm in place and snug all the fasteners. Final fastener torque will be applied with the full weight of the vehicle on the ground.
  2.  
  3. Connect the stabilizer bar to the stabilizer links. Engage the stabilizer link with a 5/8 in. open end wrench and install the self-locking nut. Torque the nut to 43-51 ft. lbs. (58-69 Nm). After tightening the nut, measure the distance from the edge of the stabilizer link self-locking nut to the top of the stabilizer link stud. If the distance is not 5-8mm, tighten the nut until the specified distance is obtained.
  4.  
  5. Reverse the special tool and press the ball joint into the steering knuckle. Install the ball joint attaching nut and snug it.
  6.  
  7. Mount the front wheels and lower the vehicle.
  8.  
  9. Tighten the fasteners with the vehicle on the ground. Observe the following torques:

    Lower arm shaft-to-body: 69-87 ft. lbs. (95-110 Nm)
     
    Ball joint-to-knuckle: 43-52 ft. lbs. (60-72 Nm)
     
    Rod bushing clamp nuts: 25-34 ft. lbs. (35-47 Nm)
     
    Rod bushing clamp center bolt: 72-87 ft. lbs. (100-118 Nm)
     
    Rod bushing clamp outside bolts: 58-72 ft. lbs. (80-100 Nm)
     

  10.  

 
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