08/03/2023 23:01:58
Halfshaft - Front Drive Unit - RH (1st Generation) (Remove and Replace)
Correction code 39302102
Remove
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Open LH front door
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Raise and support vehicle.
NotePut the air suspension into "Jack Mode" from the MCU via Controls > Service > Jack Mode.
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Remove the RH front wheel ornament
center cap.
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Loosen RH front axle nut.
Note1x nut, 32mm, 245 Nm
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Remove RH front lug nut covers.
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Loosen the RH front lug nuts.
- Raise the vehicle partially and lower onto locks.
- Remove the RH front wheel with a battery powered drill.
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Remove the bolts that attach the RH
front brake caliper to the knuckle.
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Remove the RH front brake caliper from
the knuckle and hang it aside.
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Remove the axle nut and discard the
washer that attach the RH drive axle to hub assembly.
NoteThe nut can be reused.
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Setup hub puller onto the RH hub
assembly.
Note2x lug nuts, 2x hub puller washers
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With assistance, use the hub puller to
free the RH halfshaft from hub splines.
WarningTo reduce the risk of personal injury, wear cut resistant gloves and proper personal protective equipment (PPE) as required when removing the halfshaft.
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Remove the hub puller from RH hub
assembly.
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Release the grommets (x2) and clip
that attaches the RH wheel speed sensor harness to the RH front knuckle.
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Remove the nut that attaches the RH
knuckle to upper control arm ball joint.
Note1x nut, 15mm, 1x bolt, T50, 60 Nm, Hold the bolt in place to prevent turning while removing the nut, Discard nut after removal.
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Disconnect the RH knuckle from the
upper control arm.
Note1x bolt, T50, While holding the upper control arm to the ball joint, slide the bolt out of the top of the knuckle. This will release the knuckle from the upper control arm ball joint. Support the knuckle as the ball joint is released.
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Remove the bolt and nut that attach
the RH front shock absorber to the rear lower control arm.
Note1x nut, 21mm, 1x bolt, 21mm, 140 Nm
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Remove the RH tie rod nut and move the
tie rod end away.
Note1x Nyloc nut, 21mm, 103 Nm, Discard after removal.
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Remove the RH stabilizer bar nut from
the stabilizer bar and move the RH stabilizer bar end link away from the bar.
Note1x Nyloc nut, 15mm, 70 Nm, Discard after removal
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Remove the RH halfshaft from RH hub
assembly.
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Release the RH halfshaft from the
jackshaft and remove it from the vehicle.
Note1x U-bolt, 2x nuts, 10mm, Torque hand-tight, Wrap cable around inner joint, then tighten with U-bolt, Use slide hammer with cable eyelets to release, To avoid damage to the halfshaft boots, exercise caution when removing
Install
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Install the RH axle to the
jackshaft.
NoteCarefully push the halfshaft into the drive unit until there is an audible "click" from the halfshaft stub contacting the pinion shaft. There will be a slight pulling sensation on the halfshaft as the halfshaft circlip locks into place. Pull on the inner halfshaft cup to confirm that the circlip is locked into place. If the halfshaft detaches from the drive unit, then reinstall the halfshaft and then test that it is fully seated.
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Apply Molykote M-77 to the outboard
side of RH axle shaft.
NoteClean if necessary. Apply no more than 1 gram to the axle only.
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Install the RH halfshaft into hub and
bearing assembly with new lock washer and nut hand tight.
Note1x nut, 1x washer, 32mm, 245 Nm. Use a new washer. The nut can be reused. Do not torque at this time.
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Loosely install the bolt and nut that
attach the RH front shock absorber to the rear lower control arm.
Note1x nut, 21mm, 1x bolt, 21mm, 140 Nm, Install new fasteners. Torque at a later step.
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Secure RH front knuckle to upper
control arm.
Note1x bolt, T50, 1x patch nut, 15mm, 60 Nm. Install new fastener
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Install a new nut that attaches the RH
stabilizer bar to the stabilizer bar end links.
Note1x nyloc nut, 15mm, 70 Nm, Install new nut.
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Install the nut that attaches the RH
tie rod end to the knuckle.
Note1x nyloc nut, 21mm, 103 Nm. Install a new nut.
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Install the RH speed sensor harness
grommets (x2) and clip to the RH knuckle.
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Remove the RH front brake caliper from
the S-hook.
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Position the RH front brake caliper
onto the RH front knuckle and install the fasteners.
Note2x bolts, 18mm, 120 Nm
- Install RH front wheel with battery powered drill.
- Lower the vehicle until the tires touch the floor.
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Torque the RH front wheel.
Note5x nuts, 21mm, 175 Nm.
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Install the RH front lug nut
covers.
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Torque the RH front axle nut.
Note1x nut, 32mm, 245 Nm.
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Install the RH front wheel center
cap.
NoteMake sure that the emblem is aligned with valve stem.
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Remove the vehicle from the
lift.
NoteLower rack arms fully and move them from under vehicle. Disable "Jack Mode".
- Position the the vehicle on a 4-post lift.
- Enable "Jack Mode" from the MCU.
- Torque the bolt that attaches the LH front air spring module to the LH front lower control arm (torque 140 Nm).
- Remove the vehicle from the 4-post lift.