Tesla Model 3: Vent Assembly - HV Battery - RH (Remove and Replace)
Remove
- Use Toolbox to put the vehicle into Factory Mode.
- Invoke diagnostics on the touchscreen.
- Inspect the Notifications for either a BMS_a123 or a BMS_W123 alert.
- If:
- Either alert is present - Contact Service Engineering. Do not perform
this procedure.
- Neither alert is present - Continue to the next step.
- Exit diagnostics and restart the touchscreen.
- Use Toolbox to exit Factory Mode.
- Disconnect 12V power. See
12V Power (Disconnect and Connect).
- Perform the vehicle electrical isolation procedure. See
Vehicle Electrical Isolation Procedure.
- Remove the mid aero shield panel. See
Panel - Aero Shield - Mid (Remove and Replace).
- Release the fir tree clips that attach the coolant hoses to the RH shear
plate.
- Put on personal protective equipment.
Warning: HV insulating gloves and leather glove protectors must be
worn when exposed to the interior of the HV battery.
- Remove the nuts (x5) that attach the RH vent assembly to the HV battery,
and then remove the vent assembly from the battery.
Install
- Put on personal protective equipment
Warning: HV insulating gloves and leather glove protectors must be
worn when exposed to the interior of the HV battery.
- Install the RH vent assembly to the HV battery, and then install the
nuts (x5) that attach the vent assembly to the battery.
Torque 10 Nm
- Perform an HV battery air leak test. See
HV Battery Air Leak Test.
- If the new vent assembly does not have a breather valve preinstalled,
install one now. See
Breathers - HV Battery (Remove and Replace).
- Fasten the fir tree clips that attach the coolant hoses to the RH shear
plate.
- Install the mid aero shield panel. See
Panel - Aero Shield - Mid (Remove and Replace).
- Connect 12V power. See
12V Power (Disconnect and Connect).
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Remove
Remove the 2nd lower seat cushion. See
Seat Cushion - Lower - 2nd Row (Remove and Replace).
Remove the rear underhood apron. See
Underhood Apron - Rear (Remove and Replace).
Disconnect 12V power. See
12V Power (Disconnect and Connect).
Remove the LH instrument panel end cap. See
En