Tesla Model 3: Ski - Center Rail - HV Battery (RWD)- Install
- 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 the cap cover at the front of the HV battery center rail ski
- With an assistant, install the center rail ski to the HV battery.
- Install the bolts that attach the center rail ski to the HV battery.
Torque 38 Nm
Torque 38 Nm
- Fasten the clips that attach the electrical harness to the HV battery.
- Connect the electrical harness to the HV battery connector, lower the
handle, and attach the locking tab.
- Remove the plugs from the male and female fittings, quickly connect the
RH inner HV battery return hose to the HV battery platter enclosure, and
then fasten the clip.
- Remove the coolant drain from under the RH rear of the HV battery.
- Fully raise the handle on the rear drive unit HV electrical harness.
- Attach the HV connector lever lock onto the back of the HV electrical
harness.
- Firmly connect the HV electrical harness to the HV battery connector.
Caution:
Make sure that the harness fits the connector squarely and tightly.
- While pressing the harness to the connector, remove the HV connector
lever lock.
- While pressing the harness to the connector, fully lower the handle.
- Slide the release to lock the HV electrical harness.
- Install the nuts that attach the rear drive unit HV electrical harness
bracket to the HV battery.
Torque 10 Nm
- Fasten the clips that attach the RH inner HV battery return hose to the
HV battery.
- Install the rear HV battery skid plate. See
Skid Plate - HV Battery - Rear (Remove and Replace).
- Position the coolant drain under the LH front of the HV battery.
- Install the PTC heater and A/C compressor electrical harness bracket to
the front of the HV battery, and then fasten the clips that attach the
bracket to the HV battery.
- Remove the plugs from the HV battery RH supply manifold and the HV
battery LH supply manifold, immediately connect the male and female fittings,
and then fasten the clip.
- Install the A/C HV electrical harness into the connector bracket, and
then connect the A/C HV electrical harness.
- Install the PTC heater HV electrical harness into the connector bracket,
and then connect the PTC heater HV electrical harness.
- Install the front HV battery skid plate. See
Skid Plate - HV Battery - Front (Remove and Replace).
- Perform a penthouse air leak test. See
Penthouse Air Leak Test.
- Connect 12V power. See
12V Power (Disconnect and Connect).
- Perform a vacuum refill of the cooling system. See
Cooling System (Vacuum Refill).
READ NEXT:
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
Install the PTC heater and A/C compressor electrical harness into the
sides of the HV battery center rail ski.
Install the HV battery to front drive unit harness into the center of
the HV
SEE MORE:
To manually cancel Traffic-Aware Cruise
Control, move the gear lever up and release or
press the brake pedal. The speedometer icon
on the touchscreen turns gray to indicate that
Traffic-Aware Cruise Control is no longer
active.
Warning: Do not hold the gear lever up
for more than one second.
SPECIAL TOOLS
Kit, Drive Unit Bushing R&R, Model 3
(1137785-00-A)
Remove
Remove the rear drive unit. See Drive Unit -
Rear (Remove and Install)