Tesla Model 3: 12V Battery and Fuses
Tesla Model 3 2017-2025 Service Manual / Electrical / 12V Battery and Fuses
- 12V Power (Disconnect and Connect)
- Battery - 12V (Remove and Replace)
- Beam - 12V Battery (Dual Motor) (Remove and Replace)
- Beam - 12V Battery (RWD) (Remove and Replace)
- Bracket - 12V Battery (Dual Motor) (Remove and Replace)
- Bracket - 12V Battery (RWD) (Remove and Replace)
- Strap - 12V Battery (Remove and Replace)
- Vehicle Electrical Isolation Procedure
- Vent Hose - 12V Battery (Remove and Replace)
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12V Power- Disconnect
SPECIAL TOOLS
Cap, Logic Conn, Inv, 3DU (1108272-00-B)
Warning: This procedure disables 12V power, but does not verify that
high voltage power is no longer available to high voltage components (PTC
12V Power - Connect
Connect
Remove the logic connector cap from the high voltage controller
connector.
Connect the electrical harness to the high voltage controller connector.
Install the foam cover to th
SEE MORE:
Autosteer
Note: Autosteer is a BETA feature.
Autosteer builds upon Traffic-Aware Cruise
Control, intelligently keeping Model 3 in its
driving lane when cruising at a set speed.
Autosteer also allows you to use the turn
signals to move Model 3 into an adjacent lane. Using
the vehicle's camera(s), t
Cap - Penthouse HV (Remove and Replace)
Remove
Remove the 2nd row lower seat cushion. See
Seat Cushion - Lower - 2nd Row (Remove and Replace).
Lift the HV cap straight up from over the DC input connector on the LH
side of the penthouse, and then remove the HV cap from the vehicle.
Install
Installation procedure is the reverse
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