2023-10-26

Hose - HV Battery to 3 Way Valve (Remove and Replace)

Correction code 18306112 0.60 NOTE: Unless otherwise explicitly stated in the procedure, the above correction code and FRT reflect all of the work required to perform this procedure, including the linked procedures. Do not stack correction codes unless explicitly told to do so. NOTE: See Flat Rate Times to learn more about FRTs and how they are created. To provide feedback on FRT values, email ServiceManualFeedback@tesla.com. NOTE: See Personal Protection to make sure proper PPE is worn when performing the below procedure.

  • 2023-10-26: Reorganized the procedure.

Remove

  1. Remove the rear underhood apron. See Underhood Apron - Rear (Remove and Replace).
  2. Disconnect LV power. See LV Power (Disconnect and Connect).
  3. Remove the front aero shield panel. See Panel - Aero Shield - Front (Remove and Replace).
  4. Remove the front skidplate. See Skidplate - Front (Remove and Replace).
  5. Position a coolant drain container under the front of the vehicle.
  6. Release the clip, disconnect the 3 way valve to HV battery hose from the HV battery, then immediately plug both fittings.
  7. Release the clip, disconnect the 3 way valve to HV battery hose from the 3 way valve, then immediately plug both fittings.
  8. Remove the 3 way valve to HV battery hose.

Install

  1. Remove the plugs, immediately connect the 3 way valve to HV battery hose to the 3 way valve, then fasten the clip.
    Informational PurposesAn informational icon, calling your attention
    Note
    Perform a push-pull-push test on the fittings to make sure that they are secure.
  2. Remove the plugs, immediately connect the 3 way valve to HV battery hose to the HV battery, then fasten the clip.
    Informational PurposesAn informational icon, calling your attention
    Note
    Perform a push-pull-push test on the fittings to make sure that they are secure.
  3. Clean the area and wipe off any residue.
  4. Remove the coolant drain container from underneath the vehicle.
  5. Install the front skidplate. See Skidplate - Front (Remove and Replace).
  6. Install the front aero shield panel. See Panel - Aero Shield - Front (Remove and Replace).
  7. Connect LV power. See LV Power (Disconnect and Connect).
  8. Perform the cooling system (partial refill and bleed) procedure. See Cooling System (Partial Refill and Bleed).
  9. Install the rear underhood apron. See Underhood Apron - Rear (Remove and Replace).