Tesla Model 3: Ski - Center Rail - HV Battery (RWD) - Remove
SPECIAL TOOLS
Lever Lock, HV Connector, Model 3 (1140311-00-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.
Parent topic:
1610 - HV Battery Enclosure
Remove
- Perform the vehicle electrical isolation procedure. See
Vehicle Electrical Isolation Procedure.
- Remove the front HV battery skid plate. See
Skid Plate - HV Battery - Front (Remove and Replace).
- Disconnect the PTC heater HV electrical harness, and then remove the PTC
heater HV electrical harness from the connector bracket.
- Disconnect the A/C compressor HV electrical harness, and then remove the
A/C compressor HV electrical harness from the connector bracket.
- Position a coolant drain under the LH front of the HV battery.
- Release the clip, disconnect the HV battery RH supply manifold from the
HV battery LH supply manifold, and then immediately plug the male and female
fittings.
- Release the clips that attach the PTC heater and A/C compressor
electrical harness bracket to the front of the HV battery, and then separate
the bracket from the battery.
- Remove the rear HV battery skid plate. See
Skid Plate - HV Battery - Rear (Remove and Replace).
- Release the clips that attach the RH inner HV battery return hose to the
HV battery.
- Remove the nuts that attach the rear drive unit HV electrical harness
bracket to the HV battery.
- Release the locking tab of the rear drive unit HV electrical harness.
- Raise the handle, and them disconnect the rear drive unit HV electrical
harness from the HV battery connector.
- Position a coolant drain under the RH rear of the HV battery
- Release the clip and disconnect the RH inner HV battery return hose
fitting from the RH end of the HV battery platter enclosure.
- Quickly plug both the male and female fittings.
- Release the locking tab, raise the handle, and then disconnect the PTC
heater and A/C electrical harness from the HV battery connector.
- Release the clips that attach the PTC heater and A/C electrical harness
to the HV battery.
- With an assistant, remove the bolts that attach the center rail ski to
the HV battery.
- Remove the center rail ski from the vehicle.
- Remove the cap cover at the front of the HV battery center rail ski.
- Remove the cap cover at the rear of the HV battery center rail ski.
- Remove the PTC heater and A/C compressor electrical harnesses from the
sides of the HV battery center rail ski.
READ NEXT:
Install the PTC heater and A/C compressor electrical harness into the
sides of the HV battery center rail ski.
Install the cap cover at the rear of the HV battery center rail ski.
Install
SPECIAL TOOLS
Lever Lock, HV Connector, Model 3 (1140311-00-A)
Warning:
Only technicians who have been trained in High Voltage Awareness are
permitted to perform this procedure. Proper personal pr
SEE MORE:
Remove
Open all doors and windows.
Move the driver seat and front passenger seat fully
forward.
Remove the 2nd row lower seat cushion. See Seat
Cushion - Lower - 2nd Row (Remove and Replace).
Abbreviation
Term
A/C
Air Conditioning
ABS
Anti-Lock Brake System
AC
Alternating Current
ACC
Accessory
Amp (A)
Ampere
AUX
Auxiliary
BLE