Tesla Model 3: Coolant Pump - HV Battery (Remove and Replace)
Coolant Pump - HV Battery - Remove

Remove
- Remove the underhood storage unit. See Underhood Storage Unit (Remove
and Replace).
- Disconnect 12V power. See 12V Power (Disconnect and Connect).
- Remove the front aero shield panel. See Panel - Aero Shield - Front
(Remove and Replace).
- Position a coolant drain under the superbottle.
- If the vehicle is equipped with dual motors, perform these steps.
Otherwise, go to step 6.
- Install a foldable funnel underneath the front drive unit heat
exchanger.
Note: Make sure the foldable funnel covers the front drive unit 12V
connector, steering rack, and is positioned to catch fluid from the heat
exchanger coolant outlet.

- Release the clip and disconnect the front drive unit heat exchanger to
superbottle hose from the heat exchanger coolant outlet, and then drain the
coolant into the coolant drain container.

- Install plugs into the front drive unit heat exchanger to superbottle
hose and the heat exchanger coolant outlet.
.jpg)
- Release the clip that attaches the electrical harness to the
superbottle.
.jpg)
- Disconnect the electrical harness from the HV battery coolant pump
connector.

- Remove and discard the bolts that attach the HV battery coolant pump to
the superbottle, and then remove the pump from the superbottle.

Coolant Pump - HV Battery - Install
Install
- Remove and discard any o-rings or debris in the superbottle where the
coolant pump will install.
- Make sure that new o-rings are installed onto the new coolant pump.
- Lubricate the o-rings with Silaramic lubricant.
- Position the outlet of the coolant pump in the up position, and insert
the coolant pump into the superbottle.
- Make sure that the coolant pump is fully seated in the superbottle.

- Hand-tighten new screws to attach the coolant pump to the superbottle.
- Tighten the coolant pump screws in a cross-pattern.
Torque 1.8 Nm
- Connect the electrical harness to the coolant pump connector.
.jpg)
.jpg)
- Fasten the clip that attaches the electrical harness to the superbottle.
- Connect 12V power. See 12V Power (Disconnect and Connect).
- Perform a cooling system vacuum refill. See Cooling System (Vacuum
Refill).
- Install the underhood storage unit. See Underhood Storage Unit (Remove
and Replace).
- Install the cabin intake duct assembly. See Duct - Cabin Intake (Remove
and Replace).
- Remove the coolant drain from under the vehicle.
- Install the front aero shield panel. See Panel - Aero Shield - Front
(Remove and Replace).
READ NEXT:
Remove
Remove the underhood storage unit. See Underhood Storage Unit (Remove
and Replace).
Disconnect 12V power. See 12V Power (Disconnect and Connect).
Remove the front aero shield panel. See P
SEE MORE:
Front Upper Control Arm (FUCA) Mount - LH - Remove
SPECIAL TOOLS
Tool, FUCA Ride Height, Model 3 (1450399-00-A)
Remove
Raise and support the vehicle. See
Raise Vehicle - 2 Post Lift.
Remove the LH front wheel. See
Wheel (Remove and Install).
Remove the rear underhood apron. See
Underhood Ap
DRAFT
Warning:
This procedure was derived from pre-production computer models, and
might not reflect the real-world situation. Warnings and cautions might be
missing. Follow safety requirements and use extreme caution when working on or
near high voltage systems and components.
Do not redistri