01/04/2024 14:01:09

Check Valve - Cabin Condenser (Remove and Replace)

Correction code 18400902 2.10 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. Connect A/C machine to power and switch on.
    Informational PurposesAn informational icon, calling your attention
    Note
    Touch time only, Machine will run various background tasks, Wait until Main Menu comes up before continuing.
  2. Skip the following panels when prompted.
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    Note
    Use selections indicated in pictures.
  3. Perform hose flush.
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    Note
    Touch time only, Connect couplers to machine, Open couplers by turning clockwise, Using Main Menu > Next > Menu > Flush hoses > Verify hose connection, Machine will chime once process is complete.
  4. Open LH front door.
  5. Lower LH and RH front windows.
  6. Release IP service panel.
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    Note
    2x tabs, 4x datums, Release top tabs and slide rearward.
  7. Using laptop connect to vehicle with ethernet diag kit and Toolbox 3.
    Informational PurposesAn informational icon, calling your attention
    Note
    Open Toolbox 3 website and establish connection to the vehicle. Media converter box is powered by laptop using USB, Ethernet connection will provide communication.
  8. Select "Actions" tab and search for "Refrigerant".
  9. Select PROC_VCFRONT_X_START-THERMAL-FILL-DRAIN-REFRIGERANTSearch for routine in ToolboxStart Thermal Fluid Fill/Drain (Refrigerant only)Thermal / Refrigerant System - Start Refrigerant Fill/DrainThermal / Actions - Start Refrigerant Fill/Drain, click Run, and allow routine to complete.
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    Note
    Select "x" at the top right of the window to close once complete, Thermal Fill Drain routine has a 5 hour time limit, After 5 hours EXV's will close and routine must be performed again, Verify EXV positions are open via Garage > Vitals > HP > Refrigerant Loop EXV, Verify LCC, CC Left, Evap, CC Right, Chiller are all at ~100%. Recirc is at ~20%, LCC Solenoid is OPENED .
  10. Open hood.
  11. Power off vehicle via center display.
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    Note
    Controls > Safety & Security > Power Off.
  12. Remove rear underhood apron.
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    Note
    11x clips, 2x datums.
  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. Remove RH underhood apron.
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    Note
    11x clips, 2x datums, Remove brush clip at hinge cover first, Take note of clip at headlamp.
  15. 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.
  16. Remove front underhood apron.
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    Note
    12x clips, 3 datums.
  17. Remove frunk access panel.
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    Note
    3x clips, 3x hooks, 1x connector.
  18. Remove frunk carpet.
  19. Remove frunk assembly.
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    Note
    8x bolts, 10mm, 5 Nm .
  20. Release RH wiper arm hose nozzle.
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    Note
    1x hose.
  21. Release LH wiper arm hose nozzle.
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    Note
    1x hose.
  22. Remove LH wiper arm nut cover.
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    Note
    1x cover.
  23. Remove RH wiper arm nut covers.
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    Note
    2x cover.
  24. Remove RH wiper arm nuts and release assembly.
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    Note
    2x nuts, 15mm, 32 Nm, Do not flex wiper arm to remove.
  25. Remove LH wiper arm nut and release assembly.
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    Note
    1x nut, 15mm, 32 Nm, Do not flex wiper arm to remove, Lower the hood slightly to fit wiper arm removal tool.
  26. Release cowl screen washer supply hose located above LH shock tower cover.
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    Note
    1x hose.
  27. Remove LH outer hood hinge cover.
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    Note
    1x clips.
  28. Remove RH outer hood hinge cover.
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    Note
    1x clips.
  29. Remove wiper cowl screen panel.
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    Note
    4x push clips, Pull cowl up out of lower windshield channel.
  30. Remove wiper module.
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    Note
    3x bolts, 10mm, 9 Nm, 1x connector, Rotate module forward and up to access connector.
  31. Remove caps from low side and high side AC ports.
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    Note
    2x caps.
  32. Connect hoses to vehicle and perform A/C recovery.
    Informational PurposesAn informational icon, calling your attention
    Note
    Connect couplers to vehicle, Note the amount of refrigerant and oil recovered, mark oil drain bottle oil level (use a piece of tape marking the fluid level), Open couplers by turning clockwise, Using Main Menu > Recover > Verify hose connection, Machine will chime once process is complete, Vehicle may be left unattended, Note or print the amount of refrigerant and oil recovered, Refrigerant recovered should be ~2.24 lb (1.02 kg), Oil recovered should be ~0.3 oz (8.87 mL), If drained oil level increased more than 1.01 oz (30 mL) refer to drained oil loss chart.
  33. Remove AC hoses from vehicle.
  34. Remove nut securing supermanifold to compressor discharge line to compressor and remove line.
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    Note
    1x nut, 13mm, 22 Nm.
  35. Remove nut securing supermanifold to compressor suction line to compressor and remove line.
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    Note
    1x nut, 13mm, 22 Nm.
  36. Remove AC manifold line from Supermanifold and remove AC manifold line assembly out of the vehicle.
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    Note
    1x bolt, 13mm, 22 Nm.
  37. Disconnect high pressure PT High sensor connector.
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    Note
    1x locking electrical connector, Do not push down on Red tab, Pull red tab to disengage lock, Pull again to release connector.
  38. Disconnect connector from electronic expansion valve recirc .
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    Note
    1x locking electrical connector, Do not push down on Red tab, Pull red tab to disengage lock, Pull again to release connector.
  39. Disconnect connector from electronic expansion valve liquid cooled condenser.
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    Note
    1x locking electrical connector, Do not push down on Red tab, Pull red tab to disengage lock, Pull again to release connector.
  40. Disconnect connector from the shut off valve liquid cooled condenser.
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    Note
    1x locking electrical connector, Do not push down on Red tab, Pull red tab to disengage lock, Pull again to release connector.
  41. Disconnect connector from the electronic expansion valve cabin condenser right .
    Informational PurposesAn informational icon, calling your attention
    Note
    1x locking electrical connector, Do not push down on Red tab, Pull red tab to disengage lock, Pull again to release connector.
  42. Disconnect connector from High pressure PT sub cool sensor.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x locking electrical connector, Do not push down on Red tab, Pull red tab to disengage lock, Pull again to release connector.
  43. Disconnect connector from the electronic expansion valve cabin condenser left.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x locking electrical connector, Do not push down on Red tab, Pull red tab to disengage lock, Pull again to release connector.
  44. Disconnect electronic expansion valve chiller connector.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x locking electrical connector, Do not push down on Red tab, Pull red tab to disengage lock, Pull again to release connector.
  45. Disconnect connector from the electronic expansion valve evap.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x locking electrical connector, Do not push down on Red tab, Pull red tab to disengage lock, Pull again to release connector.
  46. Position thermal sub harness assembly away from the supermanifold.
  47. Remove cabin condenser check valve snap ring from Supermanifold.
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    Note
    1x snap ring, Discard after removal.
  48. Remove cabin condenser check valve from Supermanifold.
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    Note
    If check valve separates from aluminum cap during removal do not use metal tools, Metal tools may scrape Supermanifold housing causing internal damage, Use fingers or wrap electrical tape around 90 degree pick .

Install

  1. Install cabin condenser check valve into Supermanifold.
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    Note
    Use ND-11 oil to lubricate O-rings, Seat valve past snap ring landing.
  2. Install cabin condenser check valve snap ring into Supermanifold.
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    Note
    1x snap ring, Install new snap ring, Verify snap ring is properly seated inside groove of Supermanifold.
  3. Connect connector for the electronic expansion valve evap.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x electrical connector, Engage locking tab.
  4. Connect electronic expansion valve chiller connector.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x electrical connector, Engage locking tab.
  5. Connect connector for the electronic expansion valve cabin condenser left.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x electrical connector, Engage locking tab.
  6. Connect connector for the electronic expansion valve right.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x electrical connector, Engage locking tab.
  7. Connect connector to High pressure PT sub cool sensor.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x electrical connector, Engage locking tab.
  8. Connect connector for the shut off valve liquid cooled condender.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x electrical connector, Engage locking tab.
  9. Connect connector for the electronic expansion valve liquid cooled condenser.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x electrical connector, Engage locking tab.
  10. Connect connector for the electronic expansion valve recirc.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x electrical connector, Engage locking tab.
  11. Connect high pressure PT sensor connector .
    Informational PurposesAn informational icon, calling your attention
    Note
    1x electrical connector, Engage locking tab.
  12. Replace seal washer on supermanifold to compressor AC line assembly on compressor discharge line.
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    Note
    1x seal washer, Lube seal washers with ND-11 oil.
  13. Replace seal washer on supermanifold to compressor AC line assembly on compressor suction line.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x seal washer, Lube seal washers with ND-11 oil.
  14. Replace seal washers for supermanifold to compressor AC line on supermanifold side.
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    Note
    2x seal washers, Lube seal washers with ND-11 oil.
  15. Install AC manifold line onto Supermanifold.
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    Note
    1x bolt, 13mm, 22 Nm, Inspect o-rings replace if damaged, Hand start bolt to prevent stripped threads.
  16. Install nut securing supermanifold to compressor suction line to compressor.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x nut, 13mm, 22 Nm, Inspect o-rings replace if damaged.
  17. Install nut securing supermanifold to compressor discharge line to compressor.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x nut, 13mm, 22 Nm, Inspect o-rings replace if damaged.
  18. Connect AC hoses to vehicle.
  19. Perform AC vacuum and run leak test.
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    Note
    Open valves, Set vacuum time to 15 minutes and leak test to ON, Machine will chime once process is complete, Vehicle may be left unattended, Verify leak test passed before continuing.
  20. Perform AC recharge.
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    Note
    Enter refrigerant and oil amount noted at AC recovery, Settings should match notes, Select Both Sides for charge, Select ND-11 MSX using bottle icon, Machine will chime once process is complete, Vehicle may be left unattended, If desired use the Dye Inject option to inject leak detection dye.
  21. Connect First Responder Loop and LV battery connector.
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    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.
  22. Re-establish vehicle connection to Toolbox 3.
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    Note
    Open Toolbox 3 website and establish connection to the vehicle.
  23. Select "Actions/Autodiag" and search for "Commissioning".
  24. Select TEST-SELF_VCFRONT_X_HEAT-PUMP-COMMISSIONINGSearch for routine in ToolboxHeat Pump Thermal System CommissioningThermal / Refrigerant System - Run Heat Pump Commissioninghv / Front Drive Inverter Replacement - Heatpump commissioning, click Run, and allow routine to complete.
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    Note
    If this routine is not run after entering Thermal Drain/Fill mode, the AC compressor operation will be blocked, Select "X" at top right of window to close once complete.
  25. Proceed with Hose Equalize steps to complete AC recharge process and follow instructions displayed on AC Machine.
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    Note
    Disconnect high side coupler from vehicle, Turn AC on, Temp setting LO, Panel mode on, Fresh air mode on, Blower speed set to 10, Verify Hose Equalize settings, Verify discharge pressure does not exceed 26 bar and suction pressure is not below 1.15 bar, .
  26. Proceed with Hose Equalize steps to complete AC recharge process and follow instructions displayed on AC Machine.
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    Note
    Remove low side coupler from vehicle, Turn vehicle off, Verify Hose Equalize settings, Machine will chime once process is complete.
  27. Install caps onto AC ports.
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    Note
    2x caps.
  28. Select "Actions/Autodiag" and search for "Thermal Performance".
  29. Select TEST-SELF_VCFRONT_X_HEAT-PUMP-THERMAL-PERFORMANCESearch for routine in ToolboxHeat Pump Thermal System Performance Test, click Run, and allow routine to complete.
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    Note
    Select "X" at top right of window to close once complete.
  30. Disconnect Toolbox 3 from vehicle and remove laptop and ethernet diag kit.
  31. Install IP service panel.
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    Note
    2x tabs, 4 datums, Slide forward engaging datums then secure tabs upward into IP.
  32. Install wiper module.
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    Note
    3x bolts, 10mm, 9 Nm, 1x connector, Secure connector before install, Rotate module rearward and up into place.
  33. Install wiper cowl screen panel.
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    Note
    4x push clips, Secure cowl into lower windshield channel.
  34. Secure cowl screen washer supply hose located above LH shock tower cover.
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    Note
    1x hose.
  35. Install LH outer hood hinge cover.
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    Note
    1x clips.
  36. Install RH outer hood hinge cover.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x clips.
  37. Install RH wiper arm assembly and secure nuts.
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    Note
    2x nuts, 15mm, 32 Nm, Line up wiper to reference mark on windshield.
  38. Install LH wiper arm assembly and secure nut.
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    Note
    1x nut, 15mm, 32 Nm.
  39. Secure LH wiper arm hose nozzle.
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    Note
    1x hose, Hose is routed above the arm pivot.
  40. Secure RH wiper arm hose nozzle.
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    Note
    1x hose, Hose is routed below the arm pivot.
  41. Install RH wiper arm nut covers.
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    Note
    2x cover.
  42. Install LH wiper arm nut cover.
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    Note
    1x cover.
  43. Install frunk assembly.
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    Note
    8x bolts, 10mm, 5 Nm.
  44. Install frunk carpet.
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    Note
    Verify carpet is properly seated under the seal.
  45. Install frunk access panel.
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    Note
    3x clips, 3x hooks, 1x connector.
  46. Install front underhood apron.
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    Note
    12x clips, 3x datums.
  47. Install LH underhood apron.
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    Note
    11x clips, 2 datums.
  48. Install RH underhood apron.
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    Note
    11x clips, 2x datums.
  49. Install rear underhood apron.
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    Note
    11x clips, 2x datums.
  50. Close hood.
  51. Calibrate the rear doors.
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    Note
    If the "Calibration Needed" message appears on the vehicle touchscreen, touch and hold Calibrate to calibrate the rear doors.