Tesla Model S Owners & Service Manuals

Tesla Model S: Pyrotechnic Fuse (Remove and Replace)

Tesla Model S (2012-2024) Service Manual / Safety and Restraint / Pyrotechnic Fuse (Remove and Replace)

Warning: Prior to disconnection of 12 volt power supply, ensure driver's door glass is in the fully open position. Failure to follow this instruction could result in vehicle lockout.

Warning: If 12 volt power supply is disconnected, do not attempt to open any doors with door glass in closed position. Failure to follow this instruction could result in door glass shatter.


  1. Power the vehicle off from the MCU.
  2. Disconnect 12V power.
    • Rear wheel drive (RWD): Refer to procedure.
    • Dual Motor: Refer to procedure.
  3. Remove the pollen filter rear housing:
    1. If equipped, release the 2 barrel clips that secure the HV harness to the bulkhead.
    2. Loosen the top right nut that secures the pollen filter rear housing to the bulkhead (torque 6 Nm).

       Note: It is not necessary to completely remove the nut; the tab on the housing is notched.

      Pyrotechnic Fuse (Remove and Replace)

    3. Remove the remaining nuts (x3) that secure the pollen filter rear housing to the bulkhead (torque 6 Nm).

      Note: The 2 lower nuts secure the HVAC intake drain diverter.

      Pyrotechnic Fuse (Remove and Replace)

  4. Remove the nuts (x2) that secure the fuse box cover (torque 3 Nm).

    Pyrotechnic Fuse (Remove and Replace)

  5. Ensure that there is no power going to the pyrotechnic fuse.
  6. Remove the nuts (x2) that secure the pyrotechnic fuse (torque 12 Nm). Disconnect the pyrotechnic fuse connector.

    Pyrotechnic Fuse (Remove and Replace)

  7. Remove the pyrotechnic fuse from the vehicle.

    Pyrotechnic Fuse (Remove and Replace)


Installation procedure is the reverse of removal.


     Sensor - Intrusion - Door - Front (Remove and Replace)

    Removal Remove door trim panel (refer to procedure) Remove screws (x2) securing impact sensor to door (torque 5 Nm). Disconnect sensor harness connection.

     Sensor - Impact - Front (Remove and Replace)

    Warning: To avoid personal injury, observe all relevant safety precautions before removing or testing any SRS components. Removal Remove the underhood storage unit:

     Sensor - Impact - B Pillar (Remove and Replace)

    Removal Remove the B-pillar lower trim (refer to procedure). Disconnect the impact sensor harness connector. Remove the bolt that secures the impact sensor to the B-pillar (torque


     Jackshaft Assembly - Front (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 RH driveshaft assembly (refer to procedure). Release the bolts (x2) that secure the jackshaft to the drive unit (torque 30 Nm).

     Steering Interventions

    Lane Assist provides steering interventions if Model S drifts into (or close to) an adjacent lane in which an object, such as a vehicle, is detected. In these situations, Model S automatically steers to a safer position in the driving lane. This steering is applied only when Model S is travelin

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