Tesla Model 3: Heat Exchanger - Front Drive Unit (Remove and Replace)

Remove
- Remove the front subframe assembly. See
Subframe Assembly - Front (Dual Motor) (Remove and Install)

- Release the clip that connects the front drive unit inverter-heat
exchanger hose to the heat exchanger coolant inle

- Release the clips that attach the front drive unit inverter-heat
exchanger hose to the exterior of the front drive unit, and then move the
hose aside.

- Remove the bolts that attach the heat exchanger to the inverter.
Torque 5 Nm + 30 degrees
Note: Place a shop towel underneath the heat exchanger to catch any
escaping fluids.
- Remove the heat exchanger from the front drive unit assembly.
Caution: Do not pry against the front drive unit or heat exchanger with
tools. Gently wiggle the heat exchanger to free it from the front drive unit.

Install
Installation procedure is the reverse of removal.
Caution: Perform a push-pull test to verify that
the hose is fully seated.
READ NEXT:
Remove
Remove the superbottle. See
Superbottle (Dual Motor) (Remove and Replace).
Install
Installation procedure is the reverse of removal.
Caution:
Perform a push-pull test to verify that the ho
Oil Pump - Front Drive Unit - Remove
SPECIAL TOOLS
3/4 Ton Underhoist Stand (1081765-00-A)
Re
SEE MORE:
Door - Rear - LH (Remove)
Remove
Open the rear LH door, and fully lower the window.
Pass a shop towel halfway through the striker, and close the door so
that it rests against the shop towel.
Open the front LH door.
Release the clips (x4) of the rear LH door electrical harness seal at
Receiver Dryer and Desiccant- Remove
SPECIAL TOOLS
Remove
Perform the A/C refrigerant recovery. See A/C Refrigerant (Recovery and
Recharge).
Remove the bolts (x2) that attach the underhood reinforcement bracket to
the body, and then remove the bracket from the cooling fan module.
R