01/12/2020 19:57:47

HV Harness - Center Ski to A/C Compressor (Remove and Replace)

Correction code 44501302 0.66 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. Raise and support the vehicle. See Raise Vehicle - 2 Post Lift.
  2. Disconnect 12V power. See 12V/LV Power (Disconnect and Connect).
  3. Perform the vehicle electrical isolation procedure. See Vehicle HV Disablement Procedure.
  4. Remove the front aero shield panel. See Panel - Aero Shield - Front (Non-Structural Pack) (Remove and Replace).
  5. Locate the center ski to A/C compressor harness connectors (x2) near the front of the HV battery.
  6. On each of the 2 connectors, pull the red locking tab away from the connector body, and then press down on the green locking tab to disconnect the connector.
  7. Release the HV connector bracket from the stud near the LH side of the firewall.
  8. Release the clips (x2) that attach the center ski to A/C compressor harness to studs on the RH side of the firewall.
  9. Lower the vehicle to a comfortable working height.
  10. Remove the underhood storage unit. See Underhood Storage Unit (Remove and Replace).
  11. Remove the fresh intake duct. See Duct - Fresh Intake (Remove and Replace).
  12. Release the clip that attaches the center ski to A/C compressor harness to the body.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Do not pull on the HV harness while releasing this clip.
    Tip: This clip is near the RH strut tower, under the car computer coolant lines.
    Tip: Pull the clip upwards to aid in release.
  13. Release the clips that attach the A/C compressor HV harness to the strut tower support brace.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Do not pull on the HV harness
  14. 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.
  15. 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.
  16. Release the clip that attaches the A/C compressor low voltage harness to the A/C compressor HV harness bracket.
  17. Remove the bolt that attaches the HV harness bracket to the A/C compressor.
    Tip: Use of the following tool(s) is recommended:
  18. Pull the A/C compressor HV connector black locking tab away from the A/C compressor.
  19. 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.
  20. Move the center ski to A/C compressor harness bracket forward and up to release the harness bracket from the A/C compressor, and then carefully remove the harness from the vehicle.

Install

  1. 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.
  2. 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.
  3. Install the bolt that attaches the HV harness bracket to the A/C compressor.
    Tip: Use of the following tool(s) is recommended:
  4. Install the clip that attaches the A/C compressor low voltage harness to the A/C compressor HV harness bracket.
  5. 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.
  6. 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.
  7. Install the clips that attach the A/C compressor HV harness to the strut tower support brace.
  8. Route the center ski to A/C compressor harness down against the bulkhead, and then install the clip that attaches the harness to the body.
    Tip: This clip is near the RH strut tower, under the car computer coolant lines.
  9. Install the fresh intake duct. See Duct - Fresh Intake (Remove and Replace).
  10. Install the underhood storage unit. See Underhood Storage Unit (Remove and Replace).
  11. Raise the vehicle.
  12. Install the clips (x2) that attach the center ski to A/C compressor harness to the studs on the RH side of the firewall.
  13. Install the HV connector bracket on the stud near the LH side of the firewall.
  14. Connect the center ski to A/C compressor harness connectors (x2) to the center ski harness. Confirm that the green locking mechanism has engaged by listening for the audible click.
  15. Push the red locking tab toward the connector body to fully lock the connectors (x2).
  16. Install the front aero shield panel. See Panel - Aero Shield - Front (Non-Structural Pack) (Remove and Replace).
  17. Install the 2nd row lower seat cushion. See Seat Cushion - Lower - 2nd Row (Remove and Replace).
  18. Reconnect 12V power. See 12V/LV Power (Disconnect and Connect).
  19. Install the rear underhood apron. See Underhood Apron - Rear (Remove and Replace).