Tesla Model S Owners & Service Manuals

Tesla Model S: TXV Valve - Evaporator (Remove and Replace)

Tesla Model S (2012-2025) Service Manual / Thermal Management / TXV Valve - Evaporator (Remove and Replace)

Removal

  1. Recover refrigerant from the vehicle (refer to procedure)
  2. Remove underhood storage unit (refer to procedure)
  3. Remove nut securing pipe retaining plate to evaporator TXV (torque 22 Nm).
  4. Remove bolt securing A/C pipe bracket to cross-brace (torque 6 Nm).

    TXV Valve - Evaporator (Remove and Replace)

  5. Disconnect refrigerant pipes from TXV. Caution: Plug pipe connections to prevent ingress of moisture or dirt. Caution: Remove and discard O-rings.
  6. Disconnect TXV solenoid valve connector.
  7. Remove bolts (x2) securing TXV to evaporator (torque 6 Nm).

    TXV Valve - Evaporator (Remove and Replace)

  8. Remove TXV from evaporator.
Installation
  1. Installation procedure is the reverse of removal, except for the following:
  2. Replace A/C pipe O-rings.

Caution: Lubricate new O-rings with clean refrigerant oil.

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