Tesla Model 3: Subframe Assembly - Front (RWD) (Remove and Replace)
Caution:
Vehicles built before March 25th, 2019 have 1st generation front
subframes. Vehicles built on March 25th, 2019 and after have 2nd generation
front subframes. When a 1st generation subframe is replaced with a 2nd
generation subframe, the 1st generation (discontinued) steering rack, if
installed, must be replaced with a 2nd generation (currently available) steering
rack. Refer to the Electronic Parts Catalog for the latest information.
Remove
- Remove the front subframe assembly. See Subframe Assembly - Front (RWD)
(Remove and Install).
- Remove the steering rack. See Steering Rack (RWD) (Remove and Replace).
- With an assistant, remove and discard the nuts that attach the front
stabilizer bar to the front subframe, and then remove the stabilizer bar
from the subframe.
LH Shown, RH similar
- Remove the bolts and nuts that attach the LH and RH crash can brackets
to the front subframe, and remove the brackets from the subframe.
- With an assistant, unlatch the front subframe from the subframe lifting
tool, and the remove the front subframe from the subframe lifting tool.
Install
LH Shown, RH similar
- Hand-tighten the bolts that attach the LH and RH crash can brackets to
the front subframe.
Note: The tightening of the LH and RH crash can brackets occurs
later during the installation of the front subframe assembly (remove and install).
- With an assistant, put the front stabilizer bar onto the front subframe,
and then install new nuts to attach the front stabilizer bar to the front
subframe.
Torque 55 Nm
- Install the steering rack. See Steering Rack (RWD) (Remove and Replace).
Caution: 2nd generation front subframes cannot accommodate 1st
generation (discontinued) steering racks. A 2nd generation (currently available)
steering rack must be installed.
- Position the subframe lifting tool and front subframe underneath the
vehicle for installation.
- Install the front subframe assembly into the vehicle. See Subframe
Assembly - Front (RWD) (Remove and Install).
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SPECIAL TOOLS
Kit, EPB Release, Handheld (1134520-00-A)
XP-10 Power Supply, XP-10 (1129348-00-A)
Fixture, Subframe, Model 3 (1099645-00-B)
Lever Lock, HV Connector, Model 3 (1140311-00-A)
Remove
U
Install
Position the subframe lifting tool and subframe underneath the vehicle.
Connect the air line to the subframe lifting tool.
With an assistant, slowly raise the rear drive unit and subframe
SEE MORE:
Install
Put the steering column in the vehicle for installation.
Install the nuts that attach the steering column to the
cross ca
Install
Use the gantry and H-frame hoist to lift the HV battery out of the
shipping container.
If the replacement HV battery has an HV battery center rail ski, go to
step 8.
With an assistant, install the center rail ski to the HV battery.
Install the bolts that attach the center rail