Tesla Model 3: HVAC Assembly- Remove
SPECIAL TOOLS
Kit, EPB Release, Handheld (1134520-00-A)
XP-10 Power Supply, XP-10 (1129348-00-A)
Remove
- Remove the rear underhood apron. See
Underhood Apron - Rear (Remove and Replace).
- Remove the cabin intake duct. See
Duct - Cabin Intake (Remove and Replace).
- Remove the hood latch cover. See
Cover - Hood Latch (Remove and Replace).
- Remove the underhood storage unit. See
Underhood Storage Unit (Remove and Replace).
- Remove the LH and RH wiper arms. See
Wiper Arms (Remove and Replace).
- Remove the LH and RH shock tower covers. See
Cover - Shock Tower - LH (Remove and Replace).
- Remove the cowl screen panel. See
Panel - Cowl Screen (Remove and Replace).
- Remove the wiper motor. See
Wiper Motor (Remove and Replace).
- Release the clip that attaches the electrical harness to the windshield
washer reservoir.
- Disconnect the electrical connector from the windshield washer
reservoir.
- Remove the outer HVAC plenum duct. See
Duct - HVAC Plenum - Outer (Remove and Replace).
- Remove the inner HVAC plenum duct. See
Duct - HVAC Plenum - Inner (Remove and Replace).
- Perform the A/C refrigerant recovery procedure. See
A/C Refrigerant (Recovery and Recharge).
- Remove the 2nd row lower seat cushion. See
Seat Cushion - Lower - 2nd Row (Remove and Replace).
- Remove the LH and RH instrument panel end caps. See
End Cap - Instrument Panel - LH (Remove and Replace).
- Remove the LH and RH middle A-pillar trim. See
Trim - A-Pillar - Middle - LH (Remove and Replace).
- Remove the LH and RH lower A-pillar trim. See
Trim - A-Pillar - Lower - LH (Remove and Replace).
- Remove the LH and RH upper A-pillar trim. See
Trim - A-Pillar - Upper - LH (Remove and Replace).
- Remove the driver and front passenger footwell cover. See
Cover - Footwell - Driver (Remove and Replace).
- Perform steps 2 -7 of the removal of the driver and front passenger
seats. See
Seat - Driver (Remove and Replace).
Note: Do not review the driver and front passenger seat at this
time.
- Disconnect 12V power. See
12V Power (Disconnect and Connect).
- Perform the vehicle electrical isolation procedure. See
Vehicle Electrical Isolation Procedure.
- Remove the LH and RH front wheels. See
Wheel (Remove and Install).
- Remove the LH front wheel arch liner. See
Wheel Arch Liner - Front - LH (Remove and Replace).
- Remove the windshield washer reservoir. See
Reservoir - Windshield Washer (Remove and Replace).
- Remove the front aero shield panel. See
Panel - Aero Shield - Front (Remove and Replace).
- Disconnect the HV harness connector from the PTC heater.
- Release the clips that attach the PTC heater electrical connector to the
body.
- Fully release the rear park brake calipers. See
Parking Brake - Caliper - Rear - LH (Release).
- Lower the vehicle partially.
- Install the LH front wheel, but do not fully tighten the lug nut at this
time.
- With an assistant, push the vehicle away from the lift.
Note: Secure the vehicle with wheel chocks.
- Perform step 8-12 for the removal of the driver and front passenger
seats. See
Seat - Driver (Remove and Replace).
- Remove the driver knee airbag. See
Airbag - Knee - Driver (Remove and Install).
- Remove the LH footwell duct. See
Duct - Footwell - LH (Remove and Replace).
- Remove the center console. See
Center Console (Remove and Install).
- Remove the front passenger knee airbag. See
Airbag - Knee - Front Passenger (Remove and Replace).
- Remove the LH and RH air wave end cap. See
End Cap - Air Wave - LH (Remove and Replace).
- Remove the main instrument panel decor trim. See
Decor Trim - Instrument Panel - Main (Remove and Replace).
- Remove the glove box. See
Glove Box (LHD) (Remove and Replace).
- Remove the RH footwell duct. See
Duct - Footwell - LH (Remove and Replace).
- Remove the RH air wave duct. See
Duct - Air Wave - RH (Remove and Replace).
- Remove the driver air bag. See
Airbag - Driver (Remove and Replace)
- Remove the steering wheel. See
Steering Wheel (Remove and Install).
- Remove the steering column control module. See
Module - Steering Column Control (Remove and Replace).
- Remove the touchscreen. See
Touchscreen (Remove and Replace).
- Remove the LH front vent. See
Vent - Front - LH (Remove and Replace).
- Remove the RH front vent. See
Vent - Front - RH (Remove and Replace).
- Remove the RH air wave duct. See
Duct - Air Wave - RH (Remove and Replace).
- Remove the LH, center, and RH dash speakers. See
Speaker - Dash - LH (Remove and Replace).
- Remove the front passenger airbag. See
Airbag - Front Passenger (Remove and Install).
- Remove the IP carrier. See
IP Carrier (Remove and Install).
- Remove the LH air wave duct. See
Duct - Air Wave - LH (Remove and Replace).
- Remove the LH front carpet. See
Carpet - Front - LH (Remove and Replace).
- Remove the RH front carpet. See
Carpet - Front - RH (Remove and Replace)
- Remove the cross car beam. See
Beam - Cross Car (Remove and Replace).
- Release the clips that attach the RH and LH floor ducting to the floor,
and remove the ducting.
- Disconnect the HVAC harness connector from the RH body controller.
- Remove the TXV valve. See
TXV Valve - Evaporator (Remove and Replace).
- Remove the bolt that attaches the HVAC module to the body.
Torque 5.5 Nm
- Remove the grommet and pull the PTC heater harness through the bulkhead.
- Remove the bolt that attaches the lower LH side of the HVAC assembly to
the vehicle.
Torque 5.5 Nm
- With assistance, remove the HVAC assembly from the vehicle.
READ NEXT:
Install
With an assistant, position the HVAC assembly into the vehicle.
Note: Align the drain hose and TXV housing.
Install the bolt that attaches the lower LH side HVAC assembly to the
vehicle
Remove
Remove the HVAC assembly. See
HVAC Assembly (Remove and Replace).
Remove the screws that attach the HVAC fan motor to the HVAC assembly,
and then remove the motor from the HVAC asse
Remove
Remove the front fascia. See
Fascia - Front (Remove and Install).
Disconnect the electrical harness from the ambient air temperature
sensor connector.
Release the clip that attac
SEE MORE:
Remove
Use Toolbox to put the vehicle into Factory Mode.
Invoke diagnostics on the touchscreen.
Inspect the Notifications for either a BMS_a123 or a BMS_W123 alert.
If:
Either alert is present - Contact Service Engineering. Do not perform
this procedure.
Neither alert is present - Continu
Follow the steps below to lift Model 3. Ensure
that any non-Tesla repair facility is aware of
these lifting points.
Position Model 3 centrally between the lift
posts.
Position the lift arm pads under the
designated body lift points at the
locations shown.
Warning: DO NOT position th