Nissan Car Altima & Sentra 1999-06

Lower Control Arm (Transverse Link)

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Control Arm Bushing Replacement



The bushing is an integral part of the lower control arm. If the bushing is defective the control arm must be replaced.

Removal & Installation



  1. Before servicing the vehicle, refer to the Precautions section.
  2.  
  3. Remove or disconnect the following:

    Front wheels
     
    Disc brake caliper from the steering knuckle
     

  4.  


WARNING
DO NOT allow the disc brake caliper to hang from the brake hose. Support the disc caliper with safety wire.



Cotter pin and loosen the wheel bearing locknut
 
Cotter pin and the castle nut from the tie rod ball joint. Separate the tie rod with a suitable puller.
 
2 bolts that secure the lower portion of the strut to the steering knuckle
 

  1. Using a plastic or rubber mallet, tap on the loosened wheel bearing locknut to loosen the halfshaft in the knuckle. Remove the locknut and remove the halfshaft from the steering knuckle. Be sure to cover the CV-joints with a shop rag.
  2.  


NOTE
Support the halfshaft assembly with wire. Do not allow the halfshaft to hang by the inner joint.



Nut that secures the stabilizer link to the lower control arm
 
Link from the control arm. Note the positioning of the washers and spacers for reassembly.
 
Cotter pin and castle nut from the lower ball joint
 
Lower ball joint from the knuckle
 
Knuckle from the vehicle
 
Mounting nuts/bolts that secure the lower control arm to the frame
 
Control arm from the vehicle
 

To install:


NOTE
Final tightening of all suspension components should take place with the weight of the vehicle on the wheels.

  1. Install the lower control arm assembly and torque mounting bolts/nuts as follows:
    1. Through bolt and nut: 76-90 ft. lbs. (103-123 Nm).
    2.  
    3. 2 saddle bracket mounting bolts: 58-72 ft. lbs. (78-98 Nm).
    4.  

  2.  
  3. Install or connect the following:

    Steering knuckle to the lower ball joint and torque the castle nut to 43-54 ft. lbs. (59-74 Nm). Install a new cotter pin.
     
    Stabilizer link to the lower control arm and torque the nut to 12-16 ft. lbs. (16-22 Nm)
     
    Halfshaft through the wheel bearing
     
    Wheel bearing locknut. Do not torque the locknut at this time.
     
    Steering knuckle to the strut and torque the bolts to 68-82 ft. lbs. (92-111 Nm)
     
    Tie rod end and torque the castle nut to 22-29 ft. lbs. (29-39 Nm). Install a new cotter pin.
     
    Disc brake caliper to the steering knuckle
     

  4.  
  5. Tighten the halfshaft mounting nut (hub nut) and torque the nut to 145-202 ft. lbs. (196-274 Nm). It may be necessary to have an assistant hold the brake pedal while tightening the locknut. Install the adjusting cap and a new cotter pin.
  6.  
  7. Install the front wheels, lower the vehicle and perform a front end alignment.
  8.  


NOTE
The lower ball joint is integral with the lower control arm (transverse link). They are removed and replaced as an assembly.

  1. Before servicing the vehicle, refer to the Precautions section.
  2.  
  3. Remove or disconnect the following:

    Front wheels
     
    Stabilizer bar. The bar is removed by unfastening the nut that hold the bar to the transverse link gusset plate.
     

  4.  


NOTE
Take note of position of marks on clamp face and stabilizer bar for reassembling.



Lower ball joint to knuckle cotter pin and nut
 
Ball joint stud from knuckle using the proper tool
 
Transverse link mounting bolts and nuts
 
Link
 

To install:

  1. Install or connect the following:

    Transverse link with mounting bolts and torque nuts and bolts to 87-108 ft. lbs. (118-147 Nm)
     

  2.  


NOTE
The final tightening of suspension components must be done with wheels on the ground and vehicle at curb weight.



Lower ball joint to the knuckle and torque the nut to 52-64 ft. lbs. (71-86 Nm) and install a new cotter pin
 
Stabilizer bar link to the transverse link and torque the nuts to 30-35 ft. lbs. (41-47 Nm)
 

  1. Install wheels and safely lower vehicle to ground.
  2.  
  3. Check the front end alignment.
  4.  

 
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