Tesla Model S: Front Drive Unit (From Below) (Remove and Install) -
Installation
Installation
Installation procedure is the reverse of removal,
except for the following:
-
Use alcohol wipes to clean the mating surfaces between the RH
motor mount and drive unit.
-
When securing the motor to the mounts, use the shim tools to
ensure that there is sufficient clearance:
-
Attach the 15 mm ratchet tool to a torque wrench.
Caution: Ensure
that the ratchet tool is 90 degrees perpendicular to the
handle of the torque wrench when using the tool.
-
Position the 3 shim tools between the RH motor mount and
body.

-
Install the bolts (x4) that secure the motor to the RH mount
in the order shown (torque 75 Nm).
Note: Use the
ratchet tool to fully tighten the first and fourth bolt.
-
Install the bolts (x3) that secure the motor to the LH mount
(torque 38 Nm).
-
When installing the driveshaft into the drive unit:
- Ensure that the
opening of the snap ring is facing towards the bottom of the
drive unit.
- Do not damage or
displace the oil seal.
- Verify that the
driveshaft is fully seated by carefully pushing it into the
drive unit until there is an audible "click" from the snap
ring.
-
Recharge the AC system.
-
Fill the drive unit with the correct amount of proper fluid:
Note:
-
Use the fluid specified in
General Information >
Fluids and Capacities >
Fluids .
-
Use the amount specified in
General Information >
Fluids and Capacities >
Fluid Capacities .
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Special tool required for this procedure:
Supplier
Part Number
Description
Warning: If the 12V power supply is disconnected, do
not attempt to open any doors with door glass in closed position.
Failure to follow this instruction could result in door glass
shat
SEE MORE:
Warning: Only technicians who have been trained in High
Voltage Awareness are permitted to perform this procedure. Proper
personal protective equipment (PPE) and insulating HV gloves with a
minimum rating of class 00 (500V) must be worn any time a high
voltage cable is handled. Refer
Removal
Remove the driver's air bag (refer to procedure).
Position the wheels straight ahead. Mark the steering wheel
relative position to the column.
Remove and discard the bolt that secures the steering wheel to
the column (torque 80 Nm).
Remove the steering wheel.