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
SPECIAL TOOLS
3/4 Ton Underhoist Stand (1081765-00-A)
Remove
Remove the
SEE MORE:
Remove
Use a small screwdriver or pry tool in the slot at the front of the
puddle light to pry the light out of the bottom of the front LH door trim
panel.
Release the clips that attach the front of the puddle light to the
bottom of the door trim panel, and then separate the light f
Install
Install the bolts that attach the LH rear brake dust
shield to the knuckle.
Torque 8 Nm
Use a magnetic field viewing card to check t