Tesla Model 3: Harness - AC Inlet - HV Battery- Install
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 attach the cover to
the contactor.
- Install new bolts to attach the positive and negative ring terminals to
the busbars, and then mark the bolts with a paint pen after they are torqued.
Torque 4.4 Nm
Generic Measurement - Actual busbars and fasteners might appear
different
- Use the Hioki resistance meter to measure the resistance between the
copper portion of the positive ring terminal and the busbar to which that
terminal is secured.
Note: The maximum acceptable resistance is 0.150 mΩ (150 μΩ). If
the resistance is above this value, escalate a Toolbox session, as appropriate.
Generic Measurement - Actual busbars and fasteners might appear
different
- Use the Hioki resistance meter to measure the resistance between the
copper portion of the negative ring terminal and the busbar to which that
terminal is secured.
Note: The maximum acceptable resistance is 0.150 mΩ (150 μΩ). If
the resistance is above this value, escalate a Toolbox session, as appropriate.
- Install the AC inlet terminal covers, and fasten the clips that attach
the covers over the positive and negative ring terminals.
- Install the HV battery fast charge contactor. See
Contactor - Fast Charge - HV Battery (Remove and Replace).
READ NEXT:
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
Install
Lay the HV battery penthouse harness down inside of the penthouse.
Note: The large fast charge contactor connector goes on the LH side
near the LH passthrough to the HV battery.
Install
SEE MORE:
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, 8mm, HV Insulated (1057604-00-A)
Magnet, Flexible, HV Insulated, 18" (1057607-00-A)
Asy, Service Cover, Penthouse, Model 3 (1127845-00-A)
Warning:
Only technicians
Install
Installation procedure is the reverse of removal.
Top
Bottom
Install the front fascia grille onto the front fascia, and then fasten
the clips (x9) that attach the grille to the fascia.
Install the screws that attach the front fascia grille to the front
fascia.
Torque 1.8 Nm