Tesla Model 3 Owners & Service Manuals

Tesla Model 3: Heater - PTC- Install

Install

  1. Install the sealing plate onto the new PTC heater.

Note: Failure to transfer the sealing plate has the potential of introducing air or water leakage.

  1. Slide the PTC heater into the HVAC assembly, and then push the PTC heater up to install it.

Heater - PTC- Install

  1. Install the bolts that attach the RH side of the PTC heater to the HVAC assembly. Torque 2.9 Nm

Heater - PTC- Install

  1. Position the new airbox side cover for installation, and then install the bolts that attach the airbox side cover to the HVAC assembly. Torque 1.2 Nm

Heater - PTC- Install

  1. Push the HV cable through the bulkhead, and then install the grommet.

Caution:  Do not damage the HV cable while feeding through the bulkhead.

Note: Apply lubricant to the HV cable, if necessary.

Heater - PTC- Install

  1. Install the nut that attaches the instrument panel harness ground strap to the PTC heater. Torque 5 Nm

Heater - PTC- Install

  1. Install the clips that attach the PTC heater electrical harness to the HVAC assembly.

Heater - PTC- Install

  1. Instal the bolts that attach the LH side of the PTC heater to the HVAC assembly. Torque 2.9 Nm

Heater - PTC- Install

  1. Install the clip that attaches the PTC heater electrical harness to the HVAC assembly.

Heater - PTC- Install

  1. Connect the 12V electrical connector to the PTC heater.

Heater - PTC- Install

  1. Unfold the front RH carpet forward, and then install the clips that attach the front RH carpet to the vehicle.
  2. Install the RH footwell duct. See Duct - Footwell - RH (Remove and Replace).
  3. Install the front passenger knee airbag. See Airbag - Knee - Front Passenger (Remove and Replace).
  4. Raise the vehicle fully.

Heater - PTC- Install

  1. Install the clips that attach the PTC heater electrical connector to the body.

Heater - PTC- Install

  1. Connect the HV harness connector to the PTC heater.

Note: Install the bracket to the body.

  1. Install the front area shield panel. See Panel - Aero Shield - Front (Remove and Replace).
  2. Lower the vehicle fully.
  3. Perform the penthouse air leak test. See Penthouse Air Leak Test.

Heater - PTC- Install

  1. Connect the charge port electrical harness to the DC Input assembly.

Note: Use 1 hand to support the electrical connector while the other hand latches the locking tab.

Note: Make sure that the latch is not damaged and is fully secured in the latched position.

Heater - PTC- Install

  1. Install the clip that attaches the electrical harness to the LH lower C-pillar.

Heater - PTC- Install

  1. Install the bolts that attach the wiring harness bracket at the penthouse. Torque 10 Nm
  2. Install the LH rear sill panel trim. See Trim - Sill Panel - Rear - LH (Remove and Replace).
  3. Install the LH 2nd row seat side bolster. See Bolster - Side - Seat - 2nd Row - LH (Remove and Replace).

Heater - PTC- Install

  1. Install the HV cap onto the penthouse.
  2. Reconnect 12V power. See 12V Power (Disconnect and Connect).
  3. Install the RH footwell cover. See Cover - Footwell - Passenger (LHD) (Remove and Replace).
  4. Install the RH center console side panel carpet. See Carpet - Side Panel - Center Console - LH (Remove and Replace).
  5. Install the RH lower A-pillar trim. See Trim - A-Pillar - Lower - LH (Remove and Replace).
  6. Install the RH middle A-pillar trim. See Trim - A-Pillar - Middle - LH (Remove and Replace).
  7. Install the RH instrument panel end cap. See End Cap - Instrument Panel - LH (Remove and Replace).
  8. Install the LH center console side panel carpet. See Carpet - Side Panel - Center Console - LH (Remove and Replace).
  9. Install the 2nd row lower seat cushion. See Seat Cushion - Lower - 2nd Row (Remove and Replace).
  10. Install the rear underhood apron. See Underhood Apron - Rear (Remove and Replace).

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