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:

     Steering Rack (Dual Motor) (Remove and Replace)

    Warning: If the vehicle has air suspension, activate "Jack" mode on the touchscreen before raising and supporting the vehicle. Removal Remove the front subframe (refer to procedure). Remove the bolts (x2) that secure the steering rack assembly to the subframe (torque 17

     Vehicle Labeling

    It is important to understand your vehicle's original tire sizes and pressures, and the GVWR (Gross Vehicle Weight Rating) and GAWR (Gross Axle Weight Rating). This information can be found on two labels attached to Model S. Tire and Loading Information Label Vehicle Certification Label W

    © 2019-2025 Copyright www.tesms.org