Tesla Model 3: Contactor - Negative - HV Battery- Remove
SPECIAL TOOLS
Ratchet, 1/4" Sq Dr, HV Insulated (1057602-00-A)
Ext Bar, Wobble, 1/4" Dr, HV Insulated (1057603-00-A)
Magnet, Flexible, HV Insulated, 18" (1057607-00-A)
Socket, 1/4" Dr, Deep,10 mm,Thin Wall, Insul (1133768-00-A)
Resistance meter, microohm, Hioki RM 3548 (1076927-00-A)
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
- Remove the pyrotechnic battery disconnect from the penthouse. See
Pyrotechnic Battery Disconnect (Remove and Replace).
- Remove the clip that attaches the HV battery penthouse harness to the HV
battery fast charge contactor.
- Disconnect the electrical harness from the HV battery negative contactor
connectors.
- Remove the insulator caps from the HV battery negative contactor.
- Remove and discard the bolt that attaches the HV battery negative
contactor to the negative busbar.
- Remove and discard the nut that attaches the HV battery negative
contactor to the battery terminal.
- Remove the nuts that attach the HV battery negative contactor to the
penthouse, and then remove the contactor from the penthouse.
READ NEXT:
Install
Use an IPA wipe to clean the high voltage mating surfaces of the HV
battery terminal, negative busbar, and the HV battery negative contactor.
Install the HV battery negative contac
SPECIAL TOOLS
Ratchet, 1/4" Sq Dr, HV Insulated (1057602-00-A)
Ext Bar, Wobble, 1/4" Dr, HV Insulated (1057603-00-A)
Magnet, Flexible, HV Insulated, 18" (1057607-00-A)
Socket, 1/4" Dr, Deep,10 mm,Th
SEE MORE:
Install
Position the new front drive unit under the gantry,
and then install the drive unit sling hooks on the new
front drive unit.
SPECIAL TOOLS
Kit, Svc Plug, Cooling Hose, Model 3 (1135762-00-A)
Wrench, Diverter Valve, Model 3 (1447556-00-A)
Remove
Remove the superbottle. See Superbottle (Dual Motor) (Remove and
Replace).
Remove the screws that attach the 5-way valve actuator to the 5-way
valve cover.
Remove