13/11/2024 14:59:46

Antenna - GNSS (Remove and Replace)

Correction code 21320102 0.12 NOTE: Unless otherwise explicitly stated in the procedure, the above correction code and FRT reflect all of the work required to perform this procedure, including the linked procedures. Do not stack correction codes unless explicitly told to do so. NOTE: See Flat Rate Times to learn more about FRTs and how they are created. To provide feedback on FRT values, email LaborTimeFeedback@tesla.com. NOTE: See Personal Protection to make sure proper PPE is worn when performing the below procedure.

  • 2024-11-13: Updated images of the HW4 antenna.

Remove

  1. Enable Service Mode. See Service Mode (Enable and Disable).
  2. Remove the lower quad camera cover. See Camera Cover - Lower (Remove and Replace)
  3. Remove the rear view mirror. See Mirror - Rear View (Remove and Replace).
  4. Carefully release the clips (x4) that attach the rear view mirror harness cover to the vehicle, and then lower the cover to gain access to the GNSS antenna.
  5. Disconnect the electrical connector from the GNSS antenna.
    Figure 1. HW3 GNSS antenna
    Figure 2. HW4 GNSS antenna
  6. Remove the screw that attaches the GNSS antenna to the glare shield, and then slide the antenna out of the retaining tabs (x2) to remove the antenna from the vehicle.
    0.8 Nm (7 lbs-in)
    Informational PurposesAn informational icon, calling your attention
    Note
    Slide the antenna to the LH side to release it from the bracket.
    Tip: Use of the following tool(s) is recommended:
    • T10 bit
    Figure 3. HW3 GNSS antenna
    Figure 4. HW4 GNSS antenna

Install

  1. Position the GNSS antenna on the glare shield, secure the retaining tabs (x2), and then install the screw that attaches the antenna to the glare shield.
    0.8 Nm (7 lbs-in)
    Informational PurposesAn informational icon, calling your attention
    Note
    Slide the antenna into the LH side of the bracket.
    Tip: Use of the following tool(s) is recommended:
    • T10 bit
    Figure 5. HW3 GNSS antenna
    Figure 6. HW4 GNSS antenna
  2. Connect the electrical connector to the GNSS antenna.
    Figure 7. HW3 GNSS antenna
    Figure 8. HW4 GNSS antenna
  3. Reset the Driver Assistance System (DAS).
    1. Unlock the vehicle gateway. See Gateway (Unlock).
    2. On the touchscreen Service Mode menu, touch Driver Assist > Cameras > Reset DAS.
    3. On the touchscreen Cameras diagram, confirm that the Reset DAS button is highlighted green and that all DAS components display a green status light.
      Informational PurposesAn informational icon, calling your attention
      Note
      Investigate and rectify any DAS components that display a red status light.
  4. Secure the clips (x4) that attach the upper portion of the rear view mirror cover to the vehicle.
    Informational PurposesAn informational icon, calling your attention
    Note
    Make sure the rear view mirror harness is routed so that it hangs freely on the outside and is not pinched between the cover and glare shield assembly.
  5. Install the rear view mirror. See Mirror - Rear View (Remove and Replace).
  6. Install the lower quad camera cover. See Camera Cover - Lower (Remove and Replace)
  7. Disable Service Mode. See Service Mode (Enable and Disable).