Tesla Model 3: Motor Assembly - Rear (Remove and Replace)
Remove
- Remove the rear drive unit. See Drive Unit - Rear (Remove and Replace).
- Remove the rear drive unit inverter. See Inverter - Rear Drive Unit (Remove and Install).
- Position the gearbox and motor assembly in the upright position on the service table.
- Remove the fasteners that attach the resolver cover to the motor assembly, and then remove the resolver cover from the motor.
- Remove the bolts that attach the motor assembly to the gearbox assembly.
- Set up the motor sling and gantry to remove the motor assembly.
- Use the gantry to gently lift the motor assembly from the gearbox.
Tip: A trim tool can help separate the motor assembly from the gearbox should the motor assembly bind on lifting.
- Lower the motor onto the shipping crate or pallet.
- Remove the motor sling from the motor assembly.
- Remove and discard the motor assembly to gearbox
gasket.
Install
- Install a new motor assembly to gearbox gasket.
- Install new stator phase lug o-rings.
- Set up the motor sling and gantry to install the motor assembly.
- Lift the motor assembly over the gearbox for installation.
- With an assistant, align the guides and carefully lower the motor assembly into the gearbox.
Caution: Make sure to align the stator phase lug, jet ring, and inner shaft, and use a rubber hammer to gently tap the gearbox, if necessary.
- Remove the motor sling from the motor assembly.
- Install the bolts that attach the motor assembly to
the gearbox.
Torque 15 Nm +25 deg
- Install the resolver cover on the motor assembly,
and install the bolts that attach the resolver cover to
the motor assembly.
Torque 15 Nm +25 deg
Caution: Make sure to align the brush and motor.
- Install the rear drive unit inverter. See Inverter - Rear Drive Unit (Remove and Install).
- Install the rear drive unit. See Drive Unit - Rear (Remove and Replace).
READ NEXT:
Sensor - Rear Motor - Speed (Remove and Replace)
Special tool required for this procedure:
1451839-00-A SKT, EP10 LOW PROFILE
1115031-00-A EXT, WOBBLE, 1/4" DR, 1.25"
SEE MORE:
Coolant Pump - HV Battery - Install
Install
Remove and discard any o-rings or debris in the superbottle where the
coolant pump will install.
Make sure that new o-rings are installed onto the new coolant pump.
Lubricate the o-rings with Silaramic lubricant.
Position the outlet of the coolant pump in the up position, and insert
Brake Pedal - Install
Install
If a new brake pedal assembly is to be installed,
install a new brake switch clip into the assembly.
Install the brake pedal assembly onto the studs (x4)
of the body.
