Tesla Model 3 Owners & Service Manuals

Tesla Model 3: Coolant Pump - HV Battery - Remove

Tesla Model 3 2017-2025 Service Manual / Thermal Management / Cooling System / Coolant Pump - HV Battery (Remove and Replace) / Coolant Pump - HV Battery - Remove

Coolant Pump - HV Battery (Remove and Replace)

Remove

  1. Remove the underhood storage unit. See Underhood Storage Unit (Remove and Replace).
  2. Disconnect 12V power. See 12V Power (Disconnect and Connect).
  3. Remove the front aero shield panel. See Panel - Aero Shield - Front (Remove and Replace).
  4. Position a coolant drain under the superbottle.
  5. If the vehicle is equipped with dual motors, perform these steps. Otherwise, go to step 6.
  1. 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.

  1. 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.  
  2. Install plugs into the front drive unit heat exchanger to superbottle hose and the heat exchanger coolant outlet.

Coolant Pump - HV Battery- Remove

  1. Release the clip that attaches the electrical harness to the superbottle.

Coolant Pump - HV Battery- Remove

  1. Disconnect the electrical harness from the HV battery coolant pump connector.

Coolant Pump - HV Battery- Remove

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

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