02/07/2020 13:34:44

Acoustic Blanket - Compressor (Retrofit)

Correction code 18203506 0.72 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 wearing proper PPE when performing the below procedure.

Warning IconA warning icon, calling your attention to a possibly risky situation
Warning
Only technicians who have been trained in High Voltage Awareness and have completed all required certification courses (if applicable) are permitted to perform this procedure. Proper personal protective equipment (PPE) and insulating HV gloves with a minimum rating of class 0 (1000V) must be worn at all times a high voltage cable, busbar, or fitting is handled. Refer to Tech Note TN-15-92-003, High Voltage Awareness Care Points for additional safety information.

Remove

  1. Remove the underhood storage unit. See Underhood Storage Unit (Remove and Replace).
  2. Disconnect 12V power. See 12V/LV Power (Disconnect and Connect).
  3. Perform the vehicle electrical isolation procedure. See Vehicle Electrical Isolation Procedure.
  4. Position a fender protector on the fan shroud and frunk support beam.
  5. Remove the 12V auxiliary battery. See 12V/LV Battery (Remove and Replace).
  6. Remove the rear battery tie down strap from the 12V battery bracket.
    Informational PurposesAn informational icon, calling your attention
    Note
    The 12V battery bracket also functions as the A/C compressor bracket.
  7. Release the clip that attaches the 12V battery vent tube to the 12V battery bracket.
  8. Release the clips (x4) that attach the coolant hoses to the 12V battery bracket.
  9. Release the connector locking tab, and then disconnect the low voltage electrical connector from the A/C compressor.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    DO NOT push down on the red locking tab. Pull the tab away from the connector until the connector is unlocked, and then continue pulling to release the connector.
  10. Release the clip that attaches the A/C compressor low voltage harness to the A/C compressor HV harness bracket.
  11. Remove the bolt that attaches the HV harness bracket to the A/C compressor.
    Tip: Use of the following tool(s) is recommended:
  12. Remove the bolt that attaches the ground strap to the A/C compressor, and then set the ground strap aside.
    Tip: Use of the following tool(s) is recommended:
  13. Release the clip that attaches the coolant hose to the A/C compressor bracket, near the ground strap attachment point.
  14. Release the clips that attach the A/C compressor HV harness to the strut tower support brace.
    Informational PurposesAn informational icon, calling your attention
    Note
    Do not pull on the HV harness
  15. Release the connector locking tab, and then disconnect the HVIL connector near the LH front strut tower.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    DO NOT push down on the red locking tab. Pull the tab away from the connector until the connector is unlocked, and then continue pulling to release the connector.
  16. Pull the A/C compressor HV connector black locking tab away from the A/C compressor.
  17. Using a 45-degree pick, simultaneously push on the central locking tab while pulling on the outer locking tab, and remove the HV connector from the A/C compressor.
  18. Move the HV harness bracket forward and up to release the bracket from the A/C compressor, and then carefully set the bracket aside.
  19. With assistance, remove the bolts that attach the A/C compressor assembly to the strut tower brace, and then carefully rest the A/C compressor assembly on the fender protector.
    Tip: Use of the following tool(s) is recommended:
  20. Remove the bolts that attach the A/C compressor bracket to the A/C compressor, and then remove the bracket from the compressor.
    Tip: Use of the following tool(s) is recommended:

Retrofit

  1. Clean the outer surfaces of the A/C compressor with IPA wipes.
  2. Make 2 cuts on the acoustic blanket as indicated by the red lines so that the blanket will fit around the A/C pipes.
    Informational PurposesAn informational icon, calling your attention
    Note
    Do not remove the adhesive backing yet.
  3. Without removing the adhesive backing, perform a test fitting of the acoustic blanket on the A/C compressor, making sure the blanket properly fits around all mounts, pipes, and electrical connections.
    Figure 1. Acoustic blanket at front of A/C compressor
    Figure 2. Acoustic blanket at rear of A/C compressor
  4. Remove the adhesive backing, and then install the acoustic blanket on the A/C compressor.
  5. Position the A/C compressor bracket on the A/C compressor, and then install the bolts (x3) that attach the bracket to the compressor.
    Tip: Use of the following tool(s) is recommended:
  6. Using a blow gun, clean the bolt holes that are used to attach the A/C compressor bracket to the front strut tower support brace.
  7. With an assistant supporting the A/C compressor assembly under the strut tower brace, hand-start the bolts that attach the A/C compressor assembly to the brace, and then torque the bolts.
    Tip: Use of the following tool(s) is recommended:
  8. Position the A/C compressor HV harness bracket on the A/C compressor.
    Informational PurposesAn informational icon, calling your attention
    Note
    Make sure the HV harness bracket engages with the harness mount on the top of the A/C compressor, as indicated.
  9. Fully seat the A/C compressor HV connector on the A/C compressor, and then engage the locking tab by pushing it toward the A/C compressor.
    Informational PurposesAn informational icon, calling your attention
    Note
    Perform a push-pull test to verify that the connector is fully attached.
  10. Install the clips that attach the A/C compressor HV harness to the strut tower support brace.
  11. Connect the HVIL connector near the LH front strut tower, and then engage the locking tab.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Push the red locking tab towards the connector to engage the locking mechanism. DO NOT push down or pull up on the red locking tab.
  12. Install the clip that attaches the coolant hose to the A/C compressor bracket, near the ground strap attachment point.
  13. Position the ground strap on the A/C compressor, and then install the bolt that attaches the ground strap to the A/C compressor.
    Tip: Use of the following tool(s) is recommended:
  14. Install the bolt that attaches the HV harness bracket to the A/C compressor.
    Tip: Use of the following tool(s) is recommended:
  15. Install the clip that attaches the A/C compressor low voltage harness to the A/C compressor HV harness bracket.
  16. Connect the low voltage electrical connector to the A/C compressor, and then engage the locking tab.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Push the red locking tab towards the connector to engage the locking mechanism. DO NOT push down or pull up on the red locking tab.
  17. Install the clips (x4) that attach the coolant hoses to the A/C compressor bracket.
  18. Install the rear battery tie down strap on the 12V battery bracket.
  19. Install the clip that attaches the 12V battery vent tube to the 12V battery bracket.
  20. Install the 12V auxiliary battery. See 12V/LV Battery (Remove and Replace).
  21. Remove the fender protector from the vehicle.
  22. Install the underhood storage unit. See Underhood Storage Unit (Remove and Replace).
  23. Install the 2nd row lower seat cushion. See Seat Cushion - Lower - 2nd Row (Remove and Replace).
  24. Reconnect 12V power. See 12V/LV Power (Disconnect and Connect).
  25. Install the rear underhood apron. See Underhood Apron - Rear (Remove and Replace).