Tesla Model S: Steering Rack (Dual Motor) (Remove and Replace)
Warning: If the vehicle has air suspension, activate "Jack"
mode on the touchscreen before raising and supporting the vehicle.
Removal
- Remove the front subframe (refer to procedure).
- Remove the bolts (x2) that secure the steering rack assembly to
the subframe (torque 175 Nm).
Note: Record the positions of any shims.
InstallationInstallation procedure is the reverse of removal, except for the
following:
Caution: Replace all nylon-insert locknuts.
Caution: Replace all Patchbolt(s).
- Ensure that the lower intermediate shaft to pinion markings
align correctly.
- When reinstalling the bolts that secure the steering rack to the
subframe, follow this sequence:
- Tighten the LH bolt to 30 Nm.
- Tighten the RH bolt to 30 Nm.
- Fully torque the LH bolt to 175 Nm.
- Fully torque the RH bolt to 175 Nm.
- Perform a full firmware update.
- Run the "Power Steering (EPAS) Control" procedure in Toolbox.
Note: After recalibrating the power steering,
drive the vehicle for a minimum of 5 minutes before
returning the vehicle to the customer.
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Warning: If the vehicle has air suspension, activate "Jack"
mode on the touchscreen before raising and supporting the vehicle.
Removal
Remove the road wheel (refer to procedure).
Removal
Raise and support the vehicle (refer to procedure).
Warning: Do not work on an incorrectly supported
vehicle.
Remove upper intermediate stee
Removal
Remove the underhood storage unit for access (refer to
procedure).
Mark the lower intermediate shaft position relative to the upper
intermediate shaft and pinion.
Remo
SEE MORE:
Installation
Installation procedure is the reverse of removal,
except for the following:
Warning: Only use
cleaning agents and solvents in a well-ventilated area.
Caution: Replace all
nylon-insert locknuts.
Caution: Ensure that
Removal
Remove the RH side trunk trim (refer to procedure).
Disconnect the harness connectors (x2) from the electric park
brake (EPB) module.
Disconnect the harness connections (x2) from the liftgate
control mod