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.
READ NEXT:
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:
Removal
Remove Rear LH seat back rest assembly (refer to procedure)
Spread nose of pivot sleeve and remove from LH seat backrest.
Installation
Installation procedure is the reverse of removal.
Warning: Always read and
understand the tire equipment operator's manual before operating the
wheel balancer or tire changer.
Note: These instructions
are based on the Hunter TC3900 tire changer. Some steps might be
different for other tire changers. Refer to the operator's manual