Tesla Model 3 Owners & Service Manuals

Tesla Model 3: Harness - Door - Front - LH (Remove and Replace)

Tesla Model 3 2017-2025 Service Manual / Electrical / Harnesses / Harness - Door - Front - LH (Remove and Replace)

Harness - Door - Front - LH (Remove and Replace)

Remove

  1. Partially raise the vehicle to a comfortable working height. See Raise Vehicle - 2 Post Lift.
  2. Remove the 2nd row lower seat cushion. See Seat Cushion - Lower - 2nd Row (Remove and Replace).
  3. Remove the rear underhood apron. See Underhood Apron - Rear (Remove and Replace).
  4. Disconnect 12V power. See 12V Power (Disconnect and Connect).
  5. Remove the LH front door trim panel. See Panel - Door Trim - Front - LH (Remove and Install).
  6. Remove the LH front door speaker. See Speaker - Front Door - LH (Remove and Replace).
  7. Remove the LH front door closeout panel. See Closeout Panel - Door - Front - LH (Remove and Install).

Harness - Door - Front - LH (Remove and Replace)

  1. Release the locking tab, and then disconnect the harness from the LH front door exterior release handle.

Harness - Door - Front - LH (Remove and Replace)

  1. Disconnect the electrical harness from the door latch connector.

Harness - Door - Front - LH (Remove and Replace)

  1. Release the clips that attach the LH front door harness to the LH front door.
  2. Remove the LH instrument panel end cap. See End Cap - Instrument Panel - LH (Remove and Replace).
  3. Remove the LH middle A-pillar trim. See Trim - A-Pillar - Middle - LH (Remove and Replace).
  4. Remove the LH lower A-pillar trim. See Trim - A-Pillar - Lower - LH (Remove and Replace).

Harness - Door - Front - LH (Remove and Replace)

  1. Disconnect the LH front door harness connectors (x4) from the LH body controller module.

Harness - Door - Front - LH (Remove and Replace)

  1. Release the clip that attaches the LH front door harness to the LH body controller module.

Release the grommet from the door frame
Release the grommet from the door frame

  1. Release the grommet, and then push the door wiring harness through the A-pillar bulkhead.

Push the connectors through the bulkhead
Push the connectors through the bulkhead

  1. Push the wiring harness connectors (x4) through the LH front door bulkhead, and then remove the harness from the door.

Install

Installation procedure is the reverse of removal.

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