06/11/2024 06:02:35

Valve Body - EXV - Supermanifold (Remove and Replace)

Correction code 18401302 1.92 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
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    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. Perform the following routine using Service Mode or Toolbox (see 0005 - Service Modes): PROC_VCFRONT_X_START-THERMAL-FILL-DRAIN-REFRIGERANTvia Toolbox: (link)
    Informational PurposesAn informational icon, calling your attention
    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
  5. Remove the underhood storage unit. See Underhood Storage Unit (Remove and Install).
  6. Power off vehicle via center display
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    Note
    Controls > Safety & Security > Power Off
  7. Disconnect LV battery connector and First Responder Loop
    Informational PurposesAn informational icon, calling your attention
    Note
    2x connectors, Lift up and release green locking tab, Pull black connector lock outwards to release connection, Release red lock tab on FRL
  8. Release RH wiper arm hose nozzle
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    Note
    1x hose
  9. Release LH wiper arm hose nozzle
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    Note
    1x hose
  10. Remove LH wiper arm nut cover
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    Note
    1x cover
  11. Remove RH wiper arm nut covers
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    Note
    2x cover
  12. 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
  13. 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
  14. Release cowl screen washer supply hose located above LH shock tower cover
    Informational PurposesAn informational icon, calling your attention
    Note
    1x hose
  15. Remove LH outer hood hinge cover
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    Note
    1x clips
  16. Remove RH outer hood hinge cover
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    Note
    1x clips
  17. Remove wiper cowl screen panel
    Informational PurposesAn informational icon, calling your attention
    Note
    4x push clips, Pull cowl up out of lower windshield channel
  18. Remove wiper module
    Informational PurposesAn informational icon, calling your attention
    Note
    3x bolts, 10mm, 9 Nm, 1x connector, Rotate module forward and up to access connector
  19. Remove caps from low side and high side AC ports
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    Note
    2x caps
  20. 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 https://toolbox.teslamotors.com/articles/353700
  21. Remove AC hoses from vehicle
  22. Remove nut securing supermanifold to compressor discharge line to compressor and remove line
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    Note
    1x nut, 13mm, 22 Nm
  23. Remove nut securing supermanifold to compressor suction line to compressor and remove line
    Informational PurposesAn informational icon, calling your attention
    Note
    1x nut, 13mm, 22 Nm
  24. 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
  25. Disconnect high pressure PT High sensor 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
  26. Disconnect connector from electronic expansion valve recirc
    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
  27. Disconnect connector from electronic expansion valve liquid cooled condenser
    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
  28. Disconnect connector from the shut off valve liquid cooled condenser
    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
  29. 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
  30. 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
  31. 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
  32. 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
  33. 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
  34. Position thermal sub harness assembly away from the supermanifold
  35. Release locking tab at bottom of expansion valve coil and remove expansion valve coil from expansion valve
    Informational PurposesAn informational icon, calling your attention
    Note
    1x locking tab, Pull EXV coil towards front of vehicle
  36. Remove expansion valve from Supermanifold
    Informational PurposesAn informational icon, calling your attention
    Note
    1x valve, 28mm, 19 Nm

Install

  1. Install expansion valve into Supermanifold
    Informational PurposesAn informational icon, calling your attention
    Note
    1x valve, 28mm, 19 Nm, Ensure old o-rings removed from supermanifold, Use ND-11 Oil to lubricate valve threads and o-rings, Thread expansion valve in by hand
  2. Secure coil onto expansion valve
    Informational PurposesAn informational icon, calling your attention
    Note
    Slide coil seal onto expansion valve, Do not lubricate coil seal, Properly align expansion valve coil locking tab to Supermanifold, Slide expansion valve coil over coil seal, Perform push pull test on expansion valve coil to ensure coil is properly latched
  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
    Informational PurposesAn informational icon, calling your attention
    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
    Informational PurposesAn informational icon, calling your attention
    Note
    2x seal washers, Lube seal washers with ND-11 oil
  15. Install AC manifold line onto Supermanifold
    Informational PurposesAn informational icon, calling your attention
    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
    Informational PurposesAn informational icon, calling your attention
    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
    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
  22. Perform the following routine using Service Mode or Toolbox (see 0005 - Service Modes): PROC_VCFRONT_X_STOP-THERMAL-FILL-DRAINvia Toolbox: (link)via Service Mode:
    • Thermal ➜ Actions ➜ Stop Thermal Fill/Drain
    • Thermal ➜ Coolant System ➜ Stop Coolant Fill/Drain
    • Thermal ➜ Refrigerant System ➜ Stop Refrigerant Fill/Drain
    via Service Mode Plus:
    • Drive Inverter ➜ Front Drive Inverter Replacement ➜ Stop Fluid Fill/Drain
    • Drive Inverter ➜ Rear Drive Inverter Replacement ➜ Stop Fluid Fill/Drain
    • Drive Inverter ➜ Rear Left Drive Inverter Replacement ➜ Stop Fluid Fill/Drain
    • Drive Inverter ➜ Rear Right Drive Inverter Replacement ➜ Stop Fluid Fill/Drain
    • Drive Unit ➜ Front Drive Unit Replacement ➜ Stop Coolant Fill/Drain
    • Drive Unit ➜ Rear Drive Unit Replacement ➜ Stop Coolant Fill/Drain
    Informational PurposesAn informational icon, calling your attention
    Note
    Select "X" at top right of window to close once complete
  23. Perform the following routine using Service Mode or Toolbox (see 0005 - Service Modes): TEST-SELF_VCFRONT_X_HEAT-PUMP-COMMISSIONINGvia Toolbox: (link)via Service Mode: Thermal ➜ Refrigerant System ➜ Run Heat Pump Commissioningvia Service Mode Plus: Drive Inverter ➜ Front Drive Inverter Replacement ➜ Heatpump commissioning
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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
  24. 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,
  25. 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
  26. Install caps onto AC ports
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    Note
    2x caps
  27. Perform the following routine using Service Mode or Toolbox (see 0005 - Service Modes): TEST-SELF_VCFRONT_X_THERMAL-PERFORMANCEvia Toolbox: (link)via Service Mode: Thermal ➜ Actions ➜ Test Thermal Performancevia Service Mode Plus:
    • Drive Inverter ➜ Front Drive Inverter Replacement ➜ Thermal System Test
    • Drive Inverter ➜ Rear Drive Inverter Replacement ➜ Thermal System Test
    • Drive Inverter ➜ Rear Left Drive Inverter Replacement ➜ Thermal System Test
    • Drive Inverter ➜ Rear Right Drive Inverter Replacement ➜ Thermal System Test
    • Drive Unit ➜ Front Drive Unit Replacement ➜ Thermal System Test
    • Drive Unit ➜ Rear Drive Unit Replacement ➜ Thermal System Test
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    Note
    Select "X" at top right of window to close once complete, If thermal test fails follow https://toolbox.teslamotors.com/articles/206000
  28. 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
  29. Install wiper cowl screen panel
    Informational PurposesAn informational icon, calling your attention
    Note
    4x push clips, Secure cowl into lower windshield channel
  30. Secure cowl screen washer supply hose located above LH shock tower cover
    Informational PurposesAn informational icon, calling your attention
    Note
    1x hose
  31. Install LH outer hood hinge cover
    Informational PurposesAn informational icon, calling your attention
    Note
    1x clips
  32. Install RH outer hood hinge cover
    Informational PurposesAn informational icon, calling your attention
    Note
    1x clips
  33. Install RH wiper arm assembly and secure nuts
    Informational PurposesAn informational icon, calling your attention
    Note
    2x nuts, 15mm, 32 Nm, Line up wiper to reference mark on windshield
  34. Install LH wiper arm assembly and secure nut
    Informational PurposesAn informational icon, calling your attention
    Note
    1x nut, 15mm, 32 Nm
  35. Secure LH wiper arm hose nozzle
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    Note
    1x hose, Hose is routed above the arm pivot
  36. Secure RH wiper arm hose nozzle
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    Note
    1x hose, Hose is routed below the arm pivot
  37. Install RH wiper arm nut covers
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    Note
    2x cover
  38. Install LH wiper arm nut cover
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    Note
    1x cover
  39. Install the underhood storage unit. See Underhood Storage Unit (Remove and Install).
  40. 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.