Mazda Car 2002-04

Wheel Bearings 2

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Removal & Installation



  1. Before servicing the vehicle, refer to the Precautions section.
  2.  
  3. Refer to the illustration for component location and torque specifications.
  4.  
  5. Remove or disconnect the following:

    Wheels
     
    Halfshaft axle nut, Unstake the nut prior to removal
     
    Brake caliper and rotor
     
    Tie rod end from the knuckle
     
    Control arm ball joint from the knuckle
     
    Knuckle assembly
     
    Inner oil seal from the knuckle
     
    Hub using a press and Mazda tools 49 G030 727, 49 G033 102 and 49 F026 103. If the bearing inner race remains in the hub, grind a section of the bearing inner race until 0.02 inch (0.5mm) remains and use a chisel to remove it.
     
    Bearing from the hub using a press and Mazda tools 49 F027 005, 49 F027 003 and 49 F026 103
     
    Brake dust shield, if it is being replaced. Mark the cover and knuckle for replacement purposes and use a chisel to remove the shield.
     

  6.  
  7. Clean and inspect all parts but do not wash or clean the wheel bearing. The bearing must be replaced.

    Click image to see an enlarged view

    Fig. Exploded view of the front wheel bearing and knuckle assembly-Protégé



    Click image to see an enlarged view

    Fig. Use a press to remove the hub-Protégé



    Click image to see an enlarged view

    Fig. Use a press to remove the wheel bearing-Protégé

  8.  

To install:

  1. Using Mazda Press tools 49 E033 101 and 49 F027 009, install a new dust shield cover assembly to the knuckle, if removed.
  2.  
  3. Using press tools 49 F027 003, 49 F027 007 and 49 F027 009; press a new wheel bearing into the knuckle assembly.
  4.  
  5. Install or connect the following:

    Wheel bearing retaining ring
     

  6.  
  7. Using press tool 49 F027 009 press in the hub assembly.

    New oil seal using installation tool 49 V001 795
     
    Knuckle assembly, tighten the upper bolt to 93 ft. lbs. (126 Nm) and the lower bolt to 43 ft. lbs. (58 Nm)
     
    Control arm ball joint to the knuckle
     
    Tie rod end to the knuckle
     
    Brake rotor and caliper
     
    Halfshaft axle nut, tighten the nut to 174-235 ft. lbs. (236-318 Nm) and stake the nut
     
    Wheels

    Click image to see an enlarged view

    Fig. Install a new wheel bearing using a press-Protégé



    Click image to see an enlarged view

    Fig. Install a wheel hub using a press-Protégé

     

  8.  

  1. Before servicing the vehicle, refer to the Precautions section.
    NOTE
    The wheel bearings are not serviceable. If the bearings are bad, a new hub/bearing assembly must be installed.

  2.  
  3. Remove or disconnect the following:

    Front wheels
     
    Hub center dust cap
     

  4.  
  5. Raise the staked portion of the hub locknut with a hammer and chisel. Lock the hub by applying the brakes and loosen the nut.

    Brake caliper
     
    Brake rotor
     
    Hub locknut and discard it
     
    Hub from the spindle
     

  6.  

To install:

  1. Install or connect the following:

    Hub to the spindle
     
    Hub locknut. Torque the nut to 123-159 ft. lbs. (167-215 Nm).
     
    Stake the new nut into the spindle groove using a dull chisel
     
    Brake rotor
     
    Brake caliper
     
    Hub center dust cap
     
    Front wheels
     

  2.  

  1. Before servicing the vehicle, refer to the Precautions section.
  2.  
  3. Refer to the illustration for component location and torque specifications.
  4.  
  5. Remove or disconnect the following:

    Wheels
     
    Halfshaft axle nut, Unstake the nut prior to removal.
     
    Brake caliper and rotor
     
    Tie rod end from the knuckle
     
    Upper leading link ball joint
     
    Upper lateral link ball joint
     
    Lower ball joint
     
    Knuckle assembly
     
    Snap ring
     
    Hub using a press and Mazda tools 49 F026 102 and 49 W017 101. If the bearing inner race remains in the hub, grind a section of the bearing inner race until 0.02 inch (0.5mm) remains and use a chisel to remove it.
     
    Bearing from the hub using a press and Mazda tools 49 G0797, 49 G026 102, 49 E033 101 and 49 W017 101
     
    Brake dust shield, if it is being replaced. Mark the cover and knuckle for replacement purposes and use a chisel to remove the shield.
     

  6.  
  7. Clean and inspect all parts but do not wash or clean the wheel bearing. The bearing must be replaced.

    Click image to see an enlarged view

    Fig. Exploded view of the front wheel bearing and knuckle assembly-Millenia



    Click image to see an enlarged view

    Fig. Use a press to remove the hub-Millenia



    Click image to see an enlarged view

    Fig. Use a press to remove the wheel bearing-Millenia

  8.  

To install:

  1. Using Mazda Press tools 49 G033 107a and 49 G026 103, install a new dust shield cover assembly to the knuckle, if removed.
  2.  
  3. Using press tools 49 G026 103 and 49 F026 102, press a new wheel bearing into the knuckle assembly.
  4.  
  5. Install or connect the following:

    Wheel bearing retaining ring
     

  6.  
  7. Using press tools 49 G033 105, 49 F027 009; press in the hub assembly.

    Snap ring
     
    Knuckle assembly, tighten the upper bolt to the specifications shown in the illustration
     
    Lower ball joint
     
    Upper lateral link ball joint
     
    Upper leading link ball joint
     
    Tie rod end to the knuckle
     
    Brake caliper and rotor
     
    Halfshaft axle nut, tighten the nut to 174-235 ft. lbs. (236-318 Nm) and stake the nut
     
    Wheels

    Click image to see an enlarged view

    Fig. Install a new wheel bearing using a press-Millenia



    Click image to see an enlarged view

    Fig. Install a wheel hub using a press-Millenia

     

  8.  

  1. Before servicing the vehicle, refer to the Precautions section.
  2.  
  3. Refer to the illustration for component location and torque specifications.
  4.  
  5. Remove or disconnect the following:

    Wheels
     
    ABS sensor connector and the sensor
     
    Halfshaft lockbolt
     
    Brake caliper and rotor
     
    Tie rod end from the knuckle
     
    Lower control arm ball joint from the knuckle
     
    Stabilizer bar link nut
     
    Knuckle assembly
     
    Hub bearing using a press and Mazda tools 49 G030 795 and 49 B033 1A0
     

  6.  
  7. Clean and inspect all parts but do not wash or clean the wheel bearing. The bearing must be replaced.

    Click image to see an enlarged view

    Fig. Exploded view of the front wheel bearing and knuckle assembly-Mazda 3



    Click image to see an enlarged view

    Fig. Use a press and the tools illustrated to disassemble the hub/bearing assembly-Mazda 3

  8.  

To install:

  1. Using Mazda Press tools 49 H034 201 and 49 B033 1A0, press a new wheel bearing into the knuckle assembly. Make sure the installation tool engages to the bearing outer race properly to avoid damage.

    Click image to see an enlarged view

    Fig. Use a press and the tools illustrated to assemble the hub/bearing assembly-Mazda 3

  2.  
  3. Install or connect the following:

    Press the hub onto the knuckle
     
    Knuckle assembly, tighten the bolts to the specifications shown in the accompanying illustration
     
    Control arm ball joint to the knuckle tighten, the bolts to the specifications shown in the accompanying illustration
     
    Tie rod end to the knuckle, tighten the bolts to the specifications shown in the accompanying illustration
     
    Brake rotor and caliper
     
    New halfshaft lockbolt and tighten to 23-28 ft. lbs. (31-38 Nm), plus an additional 85-95 degrees
     
    ABS sensor and connector
     
    Wheels
     

  4.  

  1. Before servicing the vehicle, refer to the Precautions section.
  2.  
  3. Refer to the illustration for component location and torque specifications.
  4.  
  5. Remove or disconnect the following:

    Wheels
     
    ABS sensor
     
    Halfshaft axle nut, Unstake the nut prior to removal.
     
    Brake caliper and rotor
     
    Tie rod end from the knuckle
     
    Damper fork-to-control arm bolt
     
    Front lower control arm ball joints
     
    Front upper arm ball joint
     
    Wheel hub dust cover
     
    Hub bolts and the hub
     
    Hub using a press and Mazda tools 49 F026 10, 49 G033 102 and 49 G033 105. If the bearing inner race remains in the hub, grind a section of the bearing inner race until 0.02 inch (0.5mm) remains and use a chisel to remove it.
     
    Snap ring
     
    Bearing from the hub using a press and the tools illustrated
     
    Brake dust shield, if it is being replaced. Mark the cover and knuckle for replacement purposes and use a chisel to remove the shield.
     

  6.  
  7. Clean and inspect all parts but do not wash or clean the wheel bearing. The bearing must be replaced.

    Click image to see an enlarged view

    Fig. Exploded view of the front wheel bearing and knuckle assembly-Mazda 6



    Click image to see an enlarged view

    Fig. Use a press to remove the hub-Mazda 6



    Click image to see an enlarged view

    Fig. Use a press to remove the wheel bearing-Mazda 6

  8.  

To install:

  1. Using the tools illustrated, install a new dust shield cover assembly to the knuckle, if removed.
  2.  
  3. Using the tools illustrated, press a new wheel bearing into the knuckle assembly and install the snap ring.
  4.  
  5. Install or connect the following:

    Wheel bearing retaining ring
     

  6.  
  7. Using the tools illustrated, press in the hub assembly.

    Wheel hub dust cover
     
    Front upper arm ball joint and tighten the nut to 29-39 ft. lbs. (39-53 Nm)
     
    Front lower arm ball joints and tighten the nuts to 122-147 ft. lbs. (166-200 Nm)
     
    Damper fork bolt and tighten to 68-93 ft. lbs. (93-126 Nm)
     
    Tie rod end to the knuckle and tighten the nut to 29-39 ft. lbs. (39-53 Nm) and install a new cotter pin
     
    Brake caliper and rotor
     
    Halfshaft axle nut, tighten the nut to 173-202 ft. lbs. (235-274 Nm) and stake the nut
     
    Wheels

    Click image to see an enlarged view

    Fig. Install the dust shield-Mazda 6



    Click image to see an enlarged view

    Fig. Install a new wheel bearing using a press-Mazda 6



    Click image to see an enlarged view

    Fig. Install a wheel hub using a press-Mazda 6

     

  8.  

 
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