Tesla Model 3 Owners & Service Manuals

Tesla Model 3: Pyrotechnic Battery Disconnect- Remove

Tesla Model 3 2017-2024 Service Manual / Battery System / HV Battery Electrical Components / Pyrotechnic Battery Disconnect (Remove and Replace) / Pyrotechnic Battery Disconnect- Remove

Pyrotechnic Battery Disconnect- Remove

SPECIAL TOOLS

Ratchet, 1/4" Sq Dr, HV Insulated (1057602-00-A)

Ext Bar, Wobble, 1/4" Dr, HV Insulated (1057603-00-A)

Skt, 1/4" Sq Dr, 13mm, HV Insulated (1057606-00-A)

Magnet, Flexible, HV Insulated, 18" (1057607-00-A)

Asy, Service Cover, Penthouse, Model 3 (1127845-00-A)

Dummy Disconnect, Pyro, Safety (1131071-00-A)

Kit, HV Pyro-disconnect Replacement, BRP (1133602-00-A )

Cap, Logic Conn, Inv, 3DU (1108272-00-B)

Resistance meter, microohm, Hioki RM 3548 (1076927-00-A)

Warning: Remove all jewelry (watches, bracelets, rings, necklaces, earrings, ID tags, piercings, etc.) from your person, and all objects (keys, coins, pens, pencils, tools, fasteners, etc.) from your pockets before performing any procedure that exposes you to high voltage.

Warning: If corrective eyewear is necessary to safely perform any procedure, make sure that the eyewear is securely restrained to the head and cannot fall off.

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 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 penthouse cover. See Cover - Penthouse (Remove and Replace).

Warning: HV insulating gloves and leather glove protectors must be worn throughout the remainder of this procedure. Do not remove gloves or protectors until otherwise noted.

  1. If the logic connector cap is installed on the high voltage controller connector, remove it.
  2. Set the penthouse service cover over the penthouse.

1st Generation 1st Generation

  1. Remove the pyrotechnic battery disconnect shunt insulator(s).

2nd Generation 2nd Generation

Pyrotechnic Battery Disconnect- Remove

  1. Remove and discard the bolts that attach the pyrotechnic battery disconnect to the HV battery, and then remove the pyrotechnic battery disconnect from the vehicle.

Pyrotechnic Battery Disconnect- Remove

  1. Install the dummy disconnect where the pyrotechnic battery disconnect was removed.

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