16/10/2024 02:42:55

3 Way Coolant Valve - Radiator Bypass (Remove and Replace)

Correction code 18306102 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 LaborTimeFeedback@tesla.com. NOTE: See Personal Protection to make sure proper PPE is worn when performing the below procedure.

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Warning
This procedure is a DRAFT, although it has been validated. Warnings and Cautions might be missing. Follow safety requirements and use extreme caution when working on or near high voltage systems and components. Provide corrections and feedback to ServiceDevelopment@teslamotors.com.

Remove

  1. Open LH front door
  2. Lower LH and RH front windows
  3. Raise and support vehicle
    Informational PurposesAn informational icon, calling your attention
    Note
    Set air suspension to "Jack Mode", Position lift arm pads on vehicle jack pads, DO NOT position the lift arm pads under the battery or side rails, as shown in red
  4. Open hood
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    Note
    Via center display > Controls > Frunk Open
  5. Remove rear underhood apron
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    Note
    11x clips, 2x datums
  6. Remove RH underhood apron
    Informational PurposesAn informational icon, calling your attention
    Note
    11x clips, 2x datums, Remove brush clip at hinge cover first, Take note of clip at headlamp
  7. Remove LH underhood apron
    Informational PurposesAn informational icon, calling your attention
    Note
    11x clips, 2x datums, Remove brush clip at hinge cover first, Take note of clip at headlamp
  8. Remove front underhood apron
    Informational PurposesAn informational icon, calling your attention
    Note
    12x clips, 3 datums
  9. Remove frunk access panel
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    Note
    3x clips, 3x hooks, 1x connector
  10. Remove frunk carpet
  11. Remove frunk assembly
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    Note
    8x bolts, 10mm, 5 Nm
  12. Power off vehicle via center display
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    Note
    Controls > Safety & Security > Power Off
  13. Disconnect LV battery connector and First Responder Loop
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    Note
    2x connectors, Lift up and release green locking tab, Pull black connector lock outwards to release connection, Release red lock tab on FRL
  14. Release upper connections on the front controller
    Informational PurposesAn informational icon, calling your attention
    Note
    2x locking connectors, Push in locking tabs and lift levers to release
  15. Release LH middle connection on the front controller
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    Note
    1x locking connector, Push in locking tab and lift lever to release
  16. Release RH middle connections on the front controller
    Informational PurposesAn informational icon, calling your attention
    Note
    2x locking connectors, Slide locking mechanism outwards to release
  17. Release lower connections on the front controller
    Informational PurposesAn informational icon, calling your attention
    Note
    2x locking connectors, Slide red locking tab outwards to release
  18. Remove bolt securing front controller ground cable
    Informational PurposesAn informational icon, calling your attention
    Note
    1x bolt, 10mm, 10 Nm
  19. Remove bolts securing front controller
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    Note
    3x bolts, 10mm, 10 Nm
  20. Remove front controller from vehicle
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    Note
    2x locating tabs, 1x ground cable
  21. Release frunk harness clip from body and move harness aside
    Informational PurposesAn informational icon, calling your attention
    Note
    1x fir tree clip, Secure harness to the side
  22. Raise vehicle fully and lower lift onto locks
    Informational PurposesAn informational icon, calling your attention
    Note
    Set vehicle to comfortable working height, Make sure there's an audible click of the locks on both sides before lowering, otherwise vehicle may tilt to the side
  23. Remove clips securing front aero shield
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    Note
    5x push clips
  24. Remove bolts securing front aero shield and remove from vehicle
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    Note
    9x bolts, 10mm, 6 Nm
  25. Place absorbent material below three way valve
    Informational PurposesAn informational icon, calling your attention
    Note
    Place to cover steering gear and front skid plate, Will prevent build up of fluid
  26. Remove lower nut securing three way valve to body
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    Note
    1x nut, 10mm, 6 Nm
  27. Lower vehicle until tires are touching the ground
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    Note
    Raise lift off locks, then hold lock release lever to keep locks free while vehicle is lowered
  28. Place coolant catcher below front of vehicle
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    Note
    Position to catch all coolant loss
  29. Release three way valve connection
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    Note
    1x locking connector, Disengage red locking tab and slide tab outwards to release connection
  30. Release coolant hose clip from three way valve
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    Note
    1x fir tree clip
  31. Release battery radiator inlet hose from three way valve
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    Note
    1x hose clip, 2x plugs, Plug both ends
  32. Release thermal bar battery return hose from three way valve
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    Note
    1x hose clip, 2x plugs, Plug both ends
  33. Release three way valve to HV pack hose from three way valve
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    Note
    1x hose clip, 2x plugs, Plug both ends as required
  34. Remove remaining top nut securing three way valve
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    Note
    1x nut, 10mm, 6 Nm
  35. Remove three way valve from vehicle
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    Note
    Separate from studs and remove

Install

  1. Install three way valve to vehicle
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    Note
    Secure onto studs, Install fasteners at later steps
  2. Install top nut securing 3 way valve to body
    Informational PurposesAn informational icon, calling your attention
    Note
    1x nut, 10mm, 6 Nm
  3. Secure three way valve to HV pack hose onto three way valve
    Informational PurposesAn informational icon, calling your attention
    Note
    1x hose clip, 2x hose plugs, Remove any plugs and secure hose, Perform push-pull-push test
  4. Secure thermal bar battery return hose onto three way valve
    Informational PurposesAn informational icon, calling your attention
    Note
    1x hose clip, 2x hose plugs, Remove any plugs and secure hose, Perform push-pull-push test
  5. Secure battery radiator inlet hose onto three way valve
    Informational PurposesAn informational icon, calling your attention
    Note
    1x hose clip, 2x hose plugs, Remove any plugs and secure hose, Perform push-pull-push test
  6. Secure coolant hose clip onto three way valve
    Informational PurposesAn informational icon, calling your attention
    Note
    1x fir tree clip
  7. Secure three way valve connection
    Informational PurposesAn informational icon, calling your attention
    Note
    1x locking connector, Secure connector and fully engage red locking tab
  8. Remove coolant catcher from under vehicle
  9. Raise vehicle fully and lower lift onto locks
    Informational PurposesAn informational icon, calling your attention
    Note
    Set vehicle to comfortable working height, Make sure there's an audible click of the locks on both sides before lowering, otherwise vehicle may tilt to the side
  10. Install lower nut securing three way valve to body
    Informational PurposesAn informational icon, calling your attention
    Note
    1x nut, 10mm, 6 Nm
  11. Remove absorbent material from below three way valve
    Informational PurposesAn informational icon, calling your attention
    Note
    Remove absorbent material and clean away all excess residue
  12. Apply Loctite 222 onto front aero shield bolts and install fasteners securing front aero shield to vehicle
    Informational PurposesAn informational icon, calling your attention
    Note
    9x bolts, 10mm, 6 Nm
  13. Install clips securing front aero shield
    Informational PurposesAn informational icon, calling your attention
    Note
    5x push clips
  14. Lower vehicle until tires are touching the ground
    Informational PurposesAn informational icon, calling your attention
    Note
    Raise lift off locks, then hold lock release lever to keep locks free while vehicle is lowered
  15. Return frunk harness to original position and secure clip
    Informational PurposesAn informational icon, calling your attention
    Note
    1x fir tree clip
  16. Position front controller for installation and position ground cable
    Informational PurposesAn informational icon, calling your attention
    Note
    2x locating tabs, 1x ground cable
  17. Install bolts securing front controller
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    Note
    3x bolts, 10mm, 10 Nm, Start with the side bolt
  18. Install bolt securing front controller ground cable
    Informational PurposesAn informational icon, calling your attention
    Note
    1x bolt, 10mm, 10 Nm
  19. Secure lower connections on the front controller
    Informational PurposesAn informational icon, calling your attention
    Note
    2x locking connectors, Engage red locking tab
  20. Secure RH middle connections on front controller
    Informational PurposesAn informational icon, calling your attention
    Note
    2x locking connectors, Verify yellow locking tabs are fully opened, Seat connectors and mechanism will begin to engage
  21. Secure LH middle connection for front controller
    Informational PurposesAn informational icon, calling your attention
    Note
    1x locking connector, Verify lever is fully opened, Seat connector and lever will being to engage
  22. Secure upper connections for the front controller
    Informational PurposesAn informational icon, calling your attention
    Note
    2x locking connectors, Verify levers are fully opened, Seat connectors and levers will begin to engage
  23. Remove coolant bottle cap
  24. Fill coolant to the proper level
    Informational PurposesAn informational icon, calling your attention
    Note
    Ensure that the fluid level filled to the Max line
  25. Connect First Responder Loop and LV battery connector
    Informational PurposesAn informational icon, calling your attention
    Note
    2x connectors, Secure FRL first, Seat LV battery connection and push black connector lock inwards to secure, Engage upper locking tab when fully seated
  26. Perform the following routine using Service Mode or Toolbox (see 0005 - Service Modes): TEST_VCFRONT_X_THERMAL-COOLANT-AIR-PURGESearch for routine in ToolboxCoolant Air PurgeThermal / Coolant System - Coolant Purge Starthv / Front Drive Inverter Replacement - Coolant Air Purgehv / Rear Drive Inverter Replacement - Coolant Air Purgehv / Rear Left Drive Inverter Replacement - Coolant Air Purgehv / Rear Right Drive Inverter Replacement - Coolant Air Purgehv / Front Drive Unit Replacement - Coolant Air Purgehv / Rear Drive Unit Replacement - Coolant Air PurgeThermal / Actions - Coolant Purge Stop or Coolant Purge Start
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    Note
    • Make sure the vehicle is not in drive state. Putting the vehicle into drive state will stop this routine.
    • Routine is still running despite the stop message.
    • Coolant pumps will be audible.
    • Test lasts approximately 10 minutes.
    • Monitor levels as required.
  27. Inspect coolant level and top off as necessary
    Informational PurposesAn informational icon, calling your attention
    Note
    Ensure that the fluid level is at the Max line, Top off fluid as required
  28. Install coolant bottle cap
  29. Select ‘Actions/Autodiag’ and search for ‘Thermal’
  30. Perform the following routine using Service Mode or Toolbox (see 0005 - Service Modes): TEST-SELF_VCFRONT_X_THERMAL-PERFORMANCESearch for routine in ToolboxThermal System Performance TestThermal / Actions - Test Thermal Performancehv / Front Drive Inverter Replacement - Thermal System Testhv / Rear Drive Inverter Replacement - Thermal System Testhv / Rear Left Drive Inverter Replacement - Thermal System Testhv / Rear Right Drive Inverter Replacement - Thermal System Testhv / Front Drive Unit Replacement - Thermal System Testhv / Rear Drive Unit Replacement - Thermal System Test
    Informational PurposesAn informational icon, calling your attention
    Note
    Select "X" at top right of window to close once complete. If thermal test fails follow https://toolbox.teslamotors.com/articles/206000.
  31. Disconnect Toolbox 3 from vehicle and remove laptop and ethernet diag kit
  32. Install IP service panel
    Informational PurposesAn informational icon, calling your attention
    Note
    2x tabs, 4 datums, Slide forward engaging datums then secure tabs upward into IP
  33. Install frunk assembly
    Informational PurposesAn informational icon, calling your attention
    Note
    8x bolts, 10mm, 5 Nm
  34. Install frunk carpet
    Informational PurposesAn informational icon, calling your attention
    Note
    Verify carpet is properly seated under the seal
  35. Install frunk access panel
    Informational PurposesAn informational icon, calling your attention
    Note
    3x clips, 3x hooks, 1x connector
  36. Install front underhood apron
    Informational PurposesAn informational icon, calling your attention
    Note
    12x clips, 3x datums
  37. Install LH underhood apron
    Informational PurposesAn informational icon, calling your attention
    Note
    11x clips, 2 datums
  38. Install RH underhood apron
    Informational PurposesAn informational icon, calling your attention
    Note
    11x clips, 2x datums
  39. Install rear underhood apron
    Informational PurposesAn informational icon, calling your attention
    Note
    11x clips, 2x datums
  40. Close hood
  41. Calibrate the rear doors.
    Informational PurposesAn informational icon, calling your attention
    Note
    If the "Calibration Needed" message appears on the vehicle touchscreen, touch and hold Calibrate to calibrate the rear doors.
  42. Raise LH and RH front windows
  43. Close LH front door