Tesla Model 3: Cover - HV Probe - HV Battery (Remove and Replace)
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
- Disconnect 12V power. See
12V Power (Disconnect and Connect).
- Remove and discard the 5-lobe bolts (x2) that attach the HV probe cover
to the penthouse cover, and then remove the HV probe cover from the
penthouse cover.
Install
- Use an IPA wipe to clean the HV probe cover gasket surface, and the
mating surface of the penthouse cover.
- Inspect the condition of the HV probe cover gasket, and if there is any
cracking, cuts, or damage, install a new gasket into the HV probe cover.
- Install the HV probe cover onto the penthouse cover, install new 5-lobe
bolts to attach the HV probe cover to the penthouse cover, and then mark the
bolts with a paint pen after they are torqued.
Torque 6 Nm
- Perform a penthouse air leak test. See
Penthouse Air Leak Test.
- Connect 12V power. See
12V Power (Disconnect and Connect).
READ NEXT:
SPECIAL TOOLS
Asy, Service Cover, Penthouse, Model 3 (1127845-00-A)
Skt, 1/4in Dr, 5-Lobe Torx Plus External (1059330-00-B)
Wrench, Torque + Angle, 1/4" Dr (1076971-02-A)
Cap, Logic Conn, Inv, 3DU
Remove
Perform the vehicle electrical isolation procedure. See
Vehicle Electrical Isolation Procedure.
Remove the foam cover from the LH side of the penthouse.
Remove the LH rear sill panel trim.
Install
Caution:
Replace all patchbolts.
Replace all nyloc nuts.
Use an IPA wipe to clean any residue from the high voltage controller
mounting bolt holes and both the inside and outside of the p
SEE MORE:
Install
Use an IPA wipe to clean the mating surfaces of the positive ring
terminal to the positive busbar, and the negative ring terminal to the
negative busbar.
Install the HV battery fast charge contactor cover onto the HV battery
fast charge contactor, and fasten the clips (x8) that
Refill
Remove the fill plug.
Place the oil