Tesla Model 3 Owners & Service Manuals

Tesla Model 3: Pipes - Refrigerant - High / Low Pressure (Remove and Replace)

Tesla Model 3 2017-2025 Service Manual / Thermal Management / Refrigerant System / Pipes - Refrigerant - High / Low Pressure (Remove and Replace)

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.

Remove

  1. Recover the A/C refrigerant. See A/C Refrigerant (Recovery and Recharge).

Note: Completely recover the refrigerant before continuing this procedure.

  1. Disconnect 12V power. See 12V Power (Disconnect and Connect).
  2. Remove the front fascia valance. See Valance - Front Fascia (Remove and Replace).

Pipes - Refrigerant - High / Low Pressure (Remove and Replace)

  1. Remove the nut that attaches the A/C suction line to the condenser fan module and remove the line. Torque 22 Nm

Pipes - Refrigerant - High / Low Pressure (Remove and Replace)

  1. Release the clips that attach the outer plenum to the inner plenum, and remove the outer plenum.

Pipes - Refrigerant - High / Low Pressure (Remove and Replace)

  1. Remove the nuts that attach the inner plenum to the HVAC assembly, and remove the plenum.

Pipes - Refrigerant - High / Low Pressure (Remove and Replace)

  1. Remove the nut that attaches the liquid line to the TXV, and remove the line from the TXV. Torque 22 Nm

Pipes - Refrigerant - High / Low Pressure (Remove and Replace)

  1. Remove the nut that attaches the liquid line to the compressor, and remove the line from the compressor. Torque 22 Nm

Pipes - Refrigerant - High / Low Pressure (Remove and Replace)

  1. Disconnect the harness connector from the low pressure transducer.

Pipes - Refrigerant - High / Low Pressure (Remove and Replace)

  1. Release the clip that attaches the lines to the superbottle.

Pipes - Refrigerant - High / Low Pressure (Remove and Replace)

  1. Remove the bolt that attaches the lines to the shock tower brace. Torque 5.5 Nm

Pipes - Refrigerant - High / Low Pressure (Remove and Replace)

  1. Remove the bolt that attaches the liquid line to the EXV chiller assembly, and remove the line from the EXV. Torque 22 Nm
  2. Remove the lines from the vehicle.

Install

Installation procedure is the reverse of removal, except for the following: After installing the lines, refill the refrigerant. See A/C Refrigerant (Recovery and Recharge).

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