Front Halfshafts - Halfshaft - Pair (Remove and Replace)
Correction code NEW FRT NOTE: Unless otherwise explicitly stated in the procedure, the above correction code and FRT reflect all of the work required to perform this procedure, including the linked procedures. Do not stack correction codes unless explicitly told to do so. NOTE: See Flat Rate Times to learn more about FRTs and how they are created. To provide feedback on FRT values, email LaborTimeFeedback@tesla.com. NOTE: See Personal Protection to make sure wearing proper PPE when performing the below procedure.
Procedure
- Open the LH front door and lower the LH front window.
- Raise and support the vehicle. See Raise Vehicle - 2 Post Lift.
- Connect a laptop with Toolbox 3 to the vehicle. See Toolbox 3 (Connect and Disconnect).
- In Toolbox, click the Actions tab, and search for "TAS service run".
- Click TAS Enter Service Run Mode, click Run, and allow the routine to complete.
- In Toolbox, click the Actions tab, and search for "TAS deflate".
- Click TAS Deflate Component, click Run, and allow the routine to complete.
- Click Rear Axle, click Run, and allow the routine to complete.
- Remove the LH and RH front wheel covers. See Wheel Cover - Front - LH (Remove and Install).
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Loosen the LH and RH front wheel lug nuts.
Tip: Use of the following tool(s) is recommended:
- 21 mm socket
-
Loosen the LH and RH front halfshaft
bolts.
Tip: Use of the following tool(s) is recommended:
- 24 mm socket
- Raise the vehicle to a comfortable working height.
-
Remove the LH and RH front wheels.
Tip: Use of the following tool(s) is recommended:
- 21 mm socket
-
Remove the bolt that attaches the LH
front halfshaft.
Tip: Use of the following tool(s) is recommended:
- 24 mm socket
-
Remove the bolt that attaches the LH front brake hose bracket to the knuckle.Tip: Use of the following tool(s) is recommended:
- 10 mm deep socket
-
Remove the bolts (x2) that attach the
LH front caliper to the knuckle, and then set the caliper aside with an S-hookTip: Use of the following tool(s) is recommended:
- 24 mm socket
NoteThe rotor will be loose until the caliper is installed. -
Remove the LH front brake rotor from the hub.
-
Remove the nut that attaches the LH
tie rod end to the knuckle.Tip: Use of the following tool(s) is recommended:
- 21 mm socket
-
Remove the LH tie rod end from the knuckle.
-
Disconnect the LH front wheel speed sensor electrical connector.
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Remove the clips (x2) that attach the LH front chassis jumper electrical harness to the knuckle.
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Release the clips (x4) that attach the LH front air spring module cover to the air spring module assembly, and then release the cover from the assembly.
NoteDo not remove the cover from the brake hose.
-
Position and raise the pole jack onto the LH front lower control arm.
-
Remove the nut that attaches the LH
front upper control arm to the knuckle.NoteUse a step ladder as needed.Tip: Use of the following tool(s) is recommended:
- 18 mm socket
-
Lower and remove the pole jack from the LH front lower control arm.
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Wrap the halfshaft removal cable around the inner joint of the LH front halfshaft, and then install and hand tighten the U-bolt and fasteners (x2).
Tip: Use of the following tool(s) is recommended:
- 10 mm socket
-
Use the slide hammer with the cable eyelets to release the LH front halfshaft.
CAUTIONBe careful when removing the halfshaft from the vehicle to avoid damage to the halfshaft boots and oil seals.
-
Position the LH front halfshaft into the vehicle, and with the axle straight, apply pressure inwards until the C-clip clicks into position.
Tip: Position the C-clip opening at bottom of axle to ease installation.NoteMake sure the axle is fully seated into the drive unit.NoteAn audible click indicates the C-clip is fully engaged.NoteIf an audible click is not heard, adjust the shaft position and reinstall.
-
Position the LH front halfshaft onto the LH front knuckle, and then rotate the hub until the splines are properly engaged.
NoteHold the knuckle against the halfshaft, and then rotate the hub until the splines click.NoteIf splines are properly engaged, the hub will rotate halfshaft.
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With the halfshaft properly engaged, install and hand-tighten the LH front halfshaft bolt until the bolt flange is seated to the hub.
NoteMake sure to tighten the bolt so that the bolt flange is seated on the hub. This will prevent accidental spline disengagement until the bolt is torqued.Tip: Use of the following tool(s) is recommended:
- 24 mm socket
-
Position and raise the pole jack onto the LH front lower control arm.
-
Install a new nut that attaches the LH
front upper control arm to the knuckle.NoteUse a step ladder as needed.Tip: Use of the following tool(s) is recommended:
- 18 mm socket
-
Lower and remove the pole jack from the LH front lower control arm.
-
Attach the LH front air spring module cover to the air spring module assembly.
-
Install the clips (x2) that attach the LH front chassis jumper electrical harness to the knuckle.
-
Connect the LH front wheel speed sensor electrical connector.
-
Position the LH tie rod end onto the knuckle.
-
Install the nut that attaches the LH
tie rod end to the knuckle.Tip: Use of the following tool(s) is recommended:
- 21 mm socket
-
Position the LH front brake rotor.
NoteThe rotor will be loose until the caliper is installed.
-
With assistance, install the bolts
(x2) that attach the LH front caliper to the knuckle.NoteThe rotor will be loose until the caliper is installed.Tip: Use of the following tool(s) is recommended:
- 24 mm socket
-
Install the bolt that attaches the LH front brake hose bracket to the knuckle.Tip: Use of the following tool(s) is recommended:
- 10 mm deep socket
- Repeat step 14 through step 41 for the RH front halfshaft.
-
Install the LH and RH front wheels, and install and hand tighten the lug nuts.
Tip: Use of the following tool(s) is recommended:
- 21 mm socket
- Lower the vehicle until the tires are touching the ground.
-
Install and torque the LH and RH front
halfshaft bolts.Tip: Use of the following tool(s) is recommended:
- 24 mm socket
-
Tighten the LH and RH front wheel lug nuts.Tip: Use of the following tool(s) is recommended:
- 21 mm socket
- Install the LH and RH front wheel covers. See Wheel Cover - Front - LH (Remove and Install).
- On the vehicle touchscreen, navigate to Service > Chassis > Suspension > Normal to place the vehicle in TAS normal mode.
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Verify operation of the air suspension.
NoteCycle ride height via touchscreen. Navigate to Controls > Suspension > ''Low'' - 'High''.NoteAll doors must be closed to allow ride height to cycle.
- Set the suspension back to ''Standard''.
- Exit Service mode. See Service Mode.
- Remove the vehicle from the lift. See Raise Vehicle - 2 Post Lift.
- Raise the LH front window and close the LH front door.