Tesla Model S Owners & Service Manuals

Tesla Model S: HV Junction Box - Cover - 2nd Generation (Remove and Replace) - Installation

Tesla Model S (2012-2025) Service Manual / High Voltage System / HV Junction Box - Cover - 2nd Generation (Remove and Replace) / HV Junction Box - Cover - 2nd Generation (Remove and Replace) - Installation

Installation

  1. Position the HVJB cover.
  2. Install the HVIL bolt loosely. Do not tighten it fully at this time.
    • North America, Japan

      Note: In North American and Japanese vehicles, the HVIL bolt is one-time use only. Install a new bolt during reinstallation.

      HV Junction Box - Cover - 2nd Generation (Remove and Replace) - Installation

    • Europe and APAC

      Note: In European and APAC vehicles, the HVIL bolt can be reused during reinstallation.

      HV Junction Box - Cover - 2nd Generation (Remove and Replace) - Installation

  3. Install the remaining fasteners that secure the HVJB cover in the order shown.
    • North America, Japan (torque 8 Nm)

      Note: In North American and Japanese vehicles, there are 5 additional fasteners.

      HV Junction Box - Cover - 2nd Generation (Remove and Replace) - Installation

    • Europe and APAC (torque 8 Nm)

      Note: In European and APAC vehicles, there are 6 additional fasteners.

      HV Junction Box - Cover - 2nd Generation (Remove and Replace) - Installation

  4. Fully torque the HVIL bolt:
    • North America and Japan: 4 Nm
    • Europe and APAC: 5 Nm

    READ NEXT:

     HV Junction Box - Reed Switch - 1st Generation (Remove and Replace)

    Note: This procedure only applies to vehicles with the 1st generation High Voltage Junction Box. Special tools required for this procedure: Supplier

     HV Rapid Mate Vehicle Side (Remove and Replace)

    Removal Remove the HV battery assembly(refer to procedure). Lower the vehicle, but keep it in position to raise it in a later step. Remove the 2nd row seat cushion frame (refer to

     HV Harness - HVJB to Charge Port - 2nd Generation

    Warning: Only technicians who have been trained in High Voltage Awareness are permitted to perform this procedure. Proper personal protective equipment (PPE) and insulating HV gloves with a

    SEE MORE:

     Enabling and Customizing Navigate on Autopilot

    To enable Navigate on Autopilot, touch Controls > Autopilot > Navigate on Autopilot (Beta). Then, to customize how you want Navigate on Autopilot to operate, touch Customize Navigate on Autopilot: Enable At Start Of Every Trip: Choose whether or not you want to automatically enable Navi

     Latch - Hood - Secondary (RWD) (Remove and Replace)

    Removal Remove the front underhood apron (refer to procedure). Remove the bolts (x2) that secure the secondary latch to the crossmember (torque 10 Nm). Caution: Care must be taken to avoid fasteners falling into open cavity.

    © 2019-2025 Copyright www.tesms.org