11/11/2024 05:03:18

Hose - Return - HV Battery (RWD) (Remove and Replace)

Correction code 18303712 4.08 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 wearing proper PPE when performing the below procedure.

  • 2023-08-28: Updated EPB Service Mode reference.
  • 2023-08-14: Added notes about vacuum refill requirement when the coolant loss is greater than 1L.

Torque Specifications

Remove

  1. Remove the LH lower rocker panel cover. See Cover - Rocker Panel - Lower - LH (Remove and Replace).
  2. Remove the LH rocker panel carrier. See Carrier - Rocker Panel - LH (Remove and Replace).
  3. Remove the butyl patches that cover the LH rocker access holes.
  4. Install lift pad adapters into the LH rocker.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    Warning
    Use Model Y lift pad adapters (1614078-00-A) only.
  5. Repeat step 1 through step 4 for the RH side of the vehicle.
  6. Chock the LH rear wheel.
  7. Open all doors and lower all windows.
    Informational PurposesAn informational icon, calling your attention
    Note
    Latch the rear doors to prevent accidental lockout.
  8. Enable the EPB Service Mode. See Parking Brake - Caliper - Rear - LH (Release)
  9. Remove the rear underhood apron. See Underhood Apron - Rear (Remove and Replace).
  10. Remove the LH middle A-pillar trim. See Trim - A-Pillar - Middle - LH (Remove and Replace).
  11. Remove the LH lower A-pillar trim. See Trim - A-Pillar - Lower - LH (Remove and Replace).
  12. Remove the driver footwell cover. See Cover - Footwell - Driver (Remove and Replace).
  13. Remove the LH center console side panel carpet. See Side Panel - Center Console - LH (Remove and Replace).
  14. Remove the clip that attaches the LH front carpet to the vehicle, and then fold the carpet rearward.
  15. Remove the foam plugs in the padding underneath LH front carpet, and then remove the LH front inner HV battery bolts (x2).
    Tip: Use of the following tool(s) is recommended:
    • Torx Plus EP20 socket
    • 6 in extension
  16. Raise the LH front seat fully.
  17. Repeat step 10 through step 16 for the RH side of the vehicle.
  18. Remove the 2nd row floor mat from the vehicle.
  19. Lift the flap in the carpet underneath the RH front seat, and then remove the RH middle inner HV battery bolt that attaches the HV battery to the vehicle. Repeat this step for the LH side of the vehicle.
    Tip: Use of the following tool(s) is recommended:
    • 16 mm socket
  20. Remove the 2nd row lower seat cushion. See Seat Cushion - Lower - 2nd Row (Remove and Replace).
  21. Remove the LH lower C-pillar trim. See Trim - C-Pillar - Lower - LH (Remove and Replace).
  22. Remove the clip securing the LH lower B-pillar to body.
  23. Repeat steps 21 and 22 for the RH side of the vehicle.
  24. Remove the clips (x3) that attach the rear carpet to the vehicle.
  25. Position a folded shop towel underneath the rear cabin carpet to raise the carpet and allow access to the rear inner HV battery bolts, and then remove the LH and RH bolts.
    Tip: Use of the following tool(s) is recommended:
    • 16 mm socket
    • 6 in extension
  26. Disconnect 12V power. See 12V/LV Power (Disconnect and Connect).
  27. Perform Vehicle HV Disablement Procedure. See Vehicle HV Disablement Procedure.
  28. Disconnect the logic electrical connector at the LH seat frame.
  29. Release the clip that attaches the logic electrical harness to the LH seat frame.
  30. Remove the bolt that secures the busbar cover access door.
    Tip: Use of the following tool(s) is recommended:
    • 10 mm deep socket
  31. Remove the bolts that attach the charge port busbar kit to the HV header, and then lift to remove the kit from the header.
    Tip: Use of the following tool(s) is recommended:
    • 10 mm deep socket
  32. Disconnect the HVC logic connector, and then install the logic cap.
  33. Remove and discard the nut that attaches the DCDC ground strap to the HV battery, and then remove the strap from the battery.
    Tip: Use of the following tool(s) is recommended:
    • 13 mm 12-point deep socket
    • 4 in extension
  34. Release the positive 12V output cover from the PCS cable, remove and discard the nut that attaches the positive 12V output to the PCS cable, and then move the cable aside.
    Tip: Use of the following tool(s) is recommended:
    • 13 mm socket
    • 3 in extension
  35. Close all doors.
    Informational PurposesAn informational icon, calling your attention
    Note
    Doors will be unlatched at a later step.
  36. Remove the wheel chocks from the wheel.
  37. With assistance, push the vehicle onto the lift, then re-chock the wheels when the vehicle is in position.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Only push the vehicle for a very short distance and at less than 1 MPH.
  38. Using the lift pad adapters, raise and support the vehicle.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    Warning
    Use Model Y lift pad adapters (1614078-00-A) only.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Verify jack locations prior to lifting the vehicle. Only place on lifting points at the front and rear of the rocker panels.
  39. Raise and lock the vehicle at a comfortable working height.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Verify that the vehicle is stable on the lift.
  40. Remove the front aero shield panel. See Panel - Aero Shield - Front (Non-Structural Pack) (Remove and Replace).
  41. Remove the bolt and clips that attach the LH front wheel liner to the HV battery and lower wheel well area. Repeat this step for the RH side of the vehicle.
    Tip: Use of the following tool(s) is recommended:
    • 10 mm socket
    • 4 in extension
  42. Remove the front HV battery skid plate. See Skid Plate - HV Battery - Front (Remove and Replace).
  43. Release the PTC HV electrical connector from the bracket, and then disconnect the connector.
  44. Disconnect the A/C compressor electrical connector from the HV harness.
  45. Install bungee straps to pull the LH and RH front wheel arch liners away from the HV battery and expose the coolant hoses.
  46. Position a coolant drain container under the front RH corner of the HV battery.
  47. Disconnect the powertrain return hose at the RH side of the vehicle, and then plug the male and female fittings.
  48. Disconnect the rear powertrain supply hose at the RH side of the vehicle, and then plug the male and female fittings.
  49. Position the coolant drain container under the front LH corner of the HV battery.
  50. Disconnect the HV battery return hose at the LH side of the vehicle, and then plug the male and female fittings.
  51. Position the coolant drain container under the HV battery manifold hose.
  52. Release the clips that attach the battery to chiller hose to the body.
  53. Disconnect the battery to chiller hose at the LH side of the vehicle, plug the female fitting of the hose, and allow the battery to drain.
  54. Remove the coolant drain container from underneath the vehicle.
  55. Remove the mid aero shield panel. See Panel - Aero Shield - Mid (Remove and Replace).
  56. Position the support stand underneath the front portion of the rear subframe.
  57. Release the fir tree clips that attach the coolant hoses to the LH shear plate.
  58. Remove the smaller bolts that attach the LH shear plate to the body.
    Tip: Use of the following tool(s) is recommended:
    • 13 mm socket
    • 3 in extension
  59. Remove the larger bolt that attaches the LH shear plate and rear subframe to the body, and then remove the LH shear plate.
    Informational PurposesAn informational icon, calling your attention
    Note
    Bolt will be discarded at a later step.
    Tip: Use of the following tool(s) is recommended:
    • 21 mm socket
    • 6 in extension
  60. Re-install the larger bolt, and hand-tighten the bolt to the rear subframe.
  61. Repeat step 58 through 60 for the RH shear plate.
  62. Remove the support stand from underneath the rear subframe
  63. Remove the rear HV battery skid plate. See Skid Plate - HV Battery - Rear (Remove and Replace).
  64. Position the coolant drain under the rear LH side of the HV battery.
  65. Release the clip and disconnect the LH inner HV battery return hose fitting from the LH end of the HV battery platter enclosure, plug the male fitting, and then allow the coolant to drain from the hose.
  66. Release the clip and disconnect the rear drive unit inverter inlet hose from the rear of the HV battery, and immediately plug the male and female fittings.
  67. Position the coolant drain under the rear RH side of the HV battery.
  68. Release the clip and disconnect the coolant outlet hose to rear powertrain return coupling, and immediately plug the male and female fittings.
  69. Release the clip and disconnect the RH inner HV battery return hose fitting from the RH end of the HV battery platter enclosure, plug the male fitting, and then allow the coolant to drain from the hose.
  70. Remove the coolant drain from underneath the vehicle.
  71. Remove the nut that attaches the rear drive unit HV electrical harness bracket to the HV battery.
    Tip: Use of the following tool(s) is recommended:
    • 10 mm socket
    • 4 in extension
  72. Slide the release to unlock the HV battery rear drive unit connector handle of the rear drive unit to HV battery harness from the secured position.
  73. Fully raise the handle on the HV battery rear drive unit connector.
  74. Remove the HV battery rear drive unit connector from the HV battery header.
  75. With an assistant, put the battery table in position, and then lower the vehicle to support the HV battery.
    Informational PurposesAn informational icon, calling your attention
    Note
    Line up the battery table so that the center 4 bolts of the HV battery are accessible through the opening in the battery table.
  76. Remove the center bolts (x4) that attach the HV battery through the HV battery center rail ski cover.
    Tip: Use of the following tool(s) is recommended:
    • External Torx Plus EP14
  77. Remove the bolts (x8) that attach the HV battery LH and RH support brackets to the vehicle.
    Tip: Use of the following tool(s) is recommended:
    • 16 mm socket
    • 3 in extension
  78. Remove the bolts (x16) that attach the HV battery to the vehicle.
    Informational PurposesAn informational icon, calling your attention
    Note
    Record the positions of any installed washers, as they will be reinstalled to the same locations during the installation procedure.
    Tip: Use of the following tool(s) is recommended:
    • 13 mm socket
    • 3 in extension
  79. With an assistant, raise the vehicle and remove the HV battery from underneath the vehicle.
  80. Release the clips that attach the RH inner HV battery return hose to the HV battery.
  81. Release the clips (x5) that attach the HV battery return hose to the LH side of the HV battery, and remove the hose from the HV battery.
  82. Remove and discard the ancillary bay perimeter seal from the HV battery.

Install

  1. Install a new ancillary bay perimeter seal onto the HV battery.
  2. Position the HV battery return hose onto the LH side of the HV battery, and then install the clips (x5) that attach the hose to the HV battery.
  3. Install the clips that attach the RH inner HV battery return hose to the HV battery.
  4. Install and hand-tighten the adjustable elements (x4) on the ancillary bay cover counter-clockwise so that they are fully engaged.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Hand-tighten only.
  5. Install the HV battery alignment rods; 2 at the front of the vehicle and 2 at the HV battery near the ancillary bay.
  6. With an assistant, position the HV battery underneath the vehicle.
  7. Lower the vehicle to the HV battery, and with an assistant, align the holes with the alignment rods.
    Informational PurposesAn informational icon, calling your attention
    Note
    Do not fully lower the vehicle onto the HV battery. The battery will still need to slightly move to install the bolts in the following steps.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Make sure that the coolant hoses and HV harnesses are not caught on the alignment rods or sandwiched between the HV battery and the vehicle.
  8. Install and hand-tighten the LH and RH bolts (x16) that attach the HV battery to the body.
    Informational PurposesAn informational icon, calling your attention
    Note
    Install the washers to the locations recorded earlier during removal.
  9. Remove HV battery front alignment rods.
  10. Install and hand-tighten the bolts (x8) that attach the HV battery LH and RH support brackets to the vehicle.
  11. Install and hand-tighten the bolts (x4) that attach the center portion of the HV battery through the HV battery center rail ski cover.
  12. Open the LH rear door
  13. Remove the HV battery alignment rod from the LH rear inner bolt location.
  14. Install and hand-tighten the LH rear inner HV battery bolts.
  15. Lift the carpet flap, and then install and hand-tighten the LH middle inner HV battery bolt.
  16. Close the LH rear door.
  17. Open the LH front door.
  18. Install and hand-tighten both LH front inner HV battery bolts.
  19. Close the LH front door.
  20. Repeat step 12 through step 19 for the RH side of the vehicle.
  21. Fully lower the vehicle onto the HV battery.
  22. Torque the LH and RH bolts (x16) that attach the HV battery to the vehicle.
    35 Nm (25.8 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 13 mm socket
    • 3 in extension
  23. Torque the bolts (x8) that attach the HV battery LH and RH support brackets to the vehicle.
    110 Nm (81.1 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 16 mm socket
    • 3 in extension
  24. Torque the bolts (x4) that attach the center portion of the HV battery through the center ski cover.
    35 Nm (25.8 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • External Torx Plus EP14
  25. With an assistant, raise the vehicle, and then remove the battery table from underneath the vehicle.
  26. Set the vehicle to a comfortable working height, and then lower the vehicle into locks.
  27. Position the support stand to support the front portion of the rear subframe.
  28. Remove the smaller bolts (x2) and the larger bolt that attach the LH shear plate to the vehicle.
    Informational PurposesAn informational icon, calling your attention
    Note
    Discard the large bolt after removal.
    Figure 1. LH shown, RH similar
  29. Install the LH shear plate, and then install and hand-tighten a new large bolt that attaches the shear plate to the vehicle.
  30. Install and hand-tighten the smaller bolts (x2) that attach the shear plate to the HV battery.
    Figure 2. LH shown, RH similar
  31. Torque the large bolt that attaches the LH shear plate to the body.
    130 Nm (95.9 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 21 mm socket
    • 6 in extension
  32. Torque the small bolts that attach the LH shear plate to the body.
    35 Nm (25.8 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 13 mm socket
    • 3 in extension
  33. Repeat step 28 through step 32 for the RH shear plate.
  34. Remove the support stand from underneath the rear subframe
  35. Fasten the fir tree clips that attach the coolant hoses to the LH and RH shear plates.
    Figure 3. LH shown, RH similar
  36. Fully raise the handle on the HV battery rear drive unit connector of the rear drive unit to HV battery harness.
  37. Install the HV connector special tool onto the HV battery rear drive unit connector.
  38. Use both hands to firmly connect the HV battery rear drive unit connector of the rear drive unit to HV battery harness to the HV battery header.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Make sure that the connector fits the header squarely and tightly, and that both retention pins enter the handle.
  39. Remove the HV connector special tool from the HV battery rear drive unit connector.
  40. While pressing the HV battery rear drive unit connector onto the HV battery header, fully lower the handle.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Make sure that the handle does not bind as it is lowered.
  41. Slide the release to lock the HV battery rear drive unit connector handle in the secured position.
  42. Verify that the HV battery rear drive unit connector is fully seated, and compare both sides of the connector that it is properly secured in place.
    Informational PurposesAn informational icon, calling your attention
    Note
    An improperly seated connector might lead to connector damage and rear drive unit problems later on.
  43. Install the nut that attaches the rear drive unit HV electrical harness bracket to the HV battery.
    10 Nm (7.4 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 10 mm socket
    • 4 in extension
  44. Position the coolant drain beneath the RH rear of the HV battery.
  45. Remove the hose plugs, and then connect coolant outlet hose to rear power train return hose.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Perform a push-pull test to verify that the hose is fully seated. Coolant loss greater than 1L requires vacuum fill.
  46. Remove the hose plug, and then connect the RH inner HV battery return hose fitting to the RH end of the HV battery platter enclosure.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Perform a push-pull test to verify that the hose is fully seated.
  47. Position the coolant drain underneath the LH rear of the HV battery.
  48. Remove the hose plugs, and then connect rear drive unit inverter inlet hose to the rear of HV battery.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Perform a push-pull test to verify that the hose is fully seated. Coolant loss greater than 1L requires vacuum fill.
  49. Remove the plug, and then connect the LH inner HV battery return hose fitting to the LH end of the HV battery platter enclosure.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Perform a push-pull test to verify that the hose is fully seated. Coolant loss greater than 1L requires vacuum fill.
  50. Remove the coolant drain container from underneath the vehicle.
  51. Install the rear HV battery skid plate, but only hand-tighten the fasteners. See Skid Plate - HV Battery - Rear (Remove and Replace).
  52. Torque the fasteners that attach the rear skid plate to the vehicle. See Skid Plate - HV Battery - Rear (Remove and Replace).
  53. Install the mid aero shield panel. See Panel - Aero Shield - Mid (Remove and Replace).
  54. Position the coolant drain container under the front LH side of the HV battery.
  55. Remove the plugs from the HV battery return hose at the LH side of the vehicle, immediately connect the male and female fittings, and then fasten the clip.
    Informational PurposesAn informational icon, calling your attention
    Note
    Perform a push-pull test to verify that the hose is fully seated. Coolant loss greater than 1L requires vacuum fill.
  56. Position the coolant drain container under the HV battery front manifold coolant hose.
  57. Remove the plugs from the chiller to HV battery hose and the manifold at the LH side of the vehicle, immediately connect the male and female fittings, and then fasten the clip.
    Informational PurposesAn informational icon, calling your attention
    Note
    Perform a push-pull test to verify that the hose is fully seated.
  58. Fasten the clips that attach the HV battery front manifold hose to the body.
  59. Position the coolant drain container under the front RH side of the HV battery.
  60. Remove the plugs from the rear powertrain supply hose at the RH side of the vehicle, immediately connect the male and female fittings, and then fasten the clip.
    Informational PurposesAn informational icon, calling your attention
    Note
    Perform a push-pull test to verify that the hose is fully seated. Coolant loss greater than 1L requires vacuum fill.
  61. Remove the plugs from the powertrain return hose at the RH side of the vehicle, immediately connect the male and female fittings, and then fasten the clip.
    Informational PurposesAn informational icon, calling your attention
    Note
    Perform a push-pull test to verify that the hose is fully seated. Coolant loss greater than 1L requires vacuum fill.
  62. Remove the coolant drain from underneath the vehicle.
  63. Remove the plastic bracket that attaches the HV connectors to the HV battery.
  64. Connect the A/C HV connector, and then engage the connector lock.
  65. Connect the PTC HV electrical connector, and then engage the connector lock.
  66. Install the front HV battery skid plate. See Skid Plate - HV Battery - Front (Remove and Replace).
  67. Remove the bungee straps from the LH and RH wheel arch liners.
  68. Install the bolt and clips that attach the LH front wheel liner to the HV battery and lower wheel well area. Repeat this step for the RH side of the vehicle.
    5 Nm (3.7 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 10 mm socket
    • 4 in extension
  69. Install the front aero shield panel. See Panel - Aero Shield - Front (Non-Structural Pack) (Remove and Replace).
  70. Lower the vehicle fully, and chock a wheel.
  71. Remove the chock, and with an assistant, push the vehicle away from the lift to a stall, and then re-chock the wheel.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Push the vehicle for a very short distance and at less than 1 MPH.
  72. Install the nut that attaches the positive 12V output to the PCS cable, and then close the cover.
    15 Nm (11.1 lbs-ft)
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Ensure the rubber boot is not pinched between the cable terminal and pass through.
    Tip: Use of the following tool(s) is recommended:
    • 13 mm socket
    • 3 in extension
  73. Install a new nut that attaches the DCDC ground strap to the HV battery.
    15 Nm (11.1 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 13 mm 12-point deep socket
    • 4 in extension
  74. Remove the logic cap, and then connect the HVC logic connector.
  75. Clean the busbar HV connector contact surface with an IPA wipe, and allow to dry for 1 minute.
  76. Clean the HV connector contact surface with an IPA wipe, and allow to dry for 1 minute.
  77. Apply one drop of electrical joint compound on each of the HV connector joints.
  78. Position the busbar kit connector and lower onto the HV header.
  79. Install the bolts that attach the charge port busbar kit to the HV header.
    9 Nm (6.6 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 10 mm deep socket
  80. Perform a zero adjust of the Hioki resistance meter in preparation to measure resistances. See Resistance Meter (Zero Adjust).
  81. Put on HV insulating gloves and leather over gloves.
  82. At the ancillary bay, use the Hioki resistance meter to measure the resistance between the charge port busbar lead and the ancillary bay HV header bolt head. Also perform this test on the other lead and bolt head.
    Informational PurposesAn informational icon, calling your attention
    Note
    The acceptable resistance is between 0.050 mΩ (50 μΩ) and 0.195 mΩ (195 μΩ). If the measured resistance is above 0.195 mΩ (195 μΩ), there is too much resistance in the High Voltage joint. Remove the fastener, clean areas with isopropyl alcohol, install fastener back and test again, as appropriate.
    Informational PurposesAn informational icon, calling your attention
    Note
    If the resistance is lower than 0.050 mΩ (50 μΩ), reposition the probes and measure again. If after 4 attempts the resistance is consistently lower than 0.050 mΩ (50 μΩ), the test has passed; continue to the next step.
  83. Remove the HV insulating gloves and leather over gloves.
  84. Install the bolt that secures the busbar cover access door.
    9 Nm (6.6 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 10 mm deep socket
  85. Connect the logic connector at the LH seat frame.
  86. Install the clip that attaches the logic electrical harness to the LH seat frame.
  87. Torque the LH and RH rear inner HV battery bolts.
    66 Nm (48.7 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 16 mm socket
    • 6 in extension
  88. Remove the folded shop towel from underneath the rear cabin carpet.
  89. Install the clips (x3) that attach the rear carpet to the vehicle.
  90. Install the clip securing the LH lower B-pillar to body.
  91. Install the LH lower C-pillar trim. See Trim - C-Pillar - Lower - LH (Remove and Replace).
  92. Repeat steps 90 and 91 for the RH side of the vehicle.
  93. Install the 2nd row lower seat cushion. See Seat Cushion - Lower - 2nd Row (Remove and Replace).
  94. Torque the LH middle inner HV battery bolt, and then fold the carpet to its original position. Repeat this step on the RH side of the vehicle.
    66 Nm (48.7 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 16 mm socket
  95. Install the 2nd row floor mat into the vehicle.
  96. Torque both RH front inner HV battery bolts, and then install the foam plugs.
    136 Nm (100.3 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • Torx Plus EP20 socket
    • 6 in extension
  97. Fold the RH front main cabin carpet forward to its original position, and then install the clip that attaches the LH carpet to the vehicle.
  98. Install the RH lower A-pillar trim. See Trim - A-Pillar - Lower - LH (Remove and Replace).
  99. Install the RH middle A-pillar trim. See Trim - A-Pillar - Middle - LH (Remove and Replace).
  100. Install the RH center console side panel carpet. See Side Panel - Center Console - LH (Remove and Replace).
  101. Install the RH front floor mat.
  102. Install the front passenger footwell cover. See Cover - Footwell - Driver (Remove and Replace).
  103. Repeat step 96 through step 102 for the LH side of the vehicle.
  104. Remove the coolant bottle cap, inspect the coolant level, and top off coolant as necessary.
    Informational PurposesAn informational icon, calling your attention
    Note
    Ensure that the fluid level is at the Max line.
  105. Connect 12V power. See 12V/LV Power (Disconnect and Connect).
  106. On the vehicle touchscreen, press and hold the park button to release EPB service mode.
  107. Perform a cooling system vacuum refill. See Cooling System (Vacuum Refill).
  108. 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 PurgeDrive Inverter ➜ Front Drive Inverter Replacement ➜ Coolant Air PurgeDrive Inverter ➜ Rear Drive Inverter Replacement ➜ Coolant Air PurgeDrive Inverter ➜ Rear Left Drive Inverter Replacement ➜ Coolant Air PurgeDrive Inverter ➜ Rear Right Drive Inverter Replacement ➜ Coolant Air PurgeDrive Unit ➜ Front Drive Unit Replacement ➜ Coolant Air PurgeDrive Unit ➜ Rear Drive Unit Replacement ➜ Coolant Air PurgeThermal ➜ Actions ➜ Coolant Purge Stop or Coolant Purge StartThermal ➜ Coolant System ➜ Coolant Purge Start
    Informational PurposesAn informational icon, calling your attention
    Note
    Allow the routine to complete, and then click the "x" at the top right of the window to close.
  109. Inspect the coolant level and top off coolant as necessary.
  110. Install coolant bottle cap.
  111. 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 TestDrive Inverter ➜ Front Drive Inverter Replacement ➜ Thermal System TestDrive Inverter ➜ Rear Drive Inverter Replacement ➜ Thermal System TestDrive Inverter ➜ Rear Left Drive Inverter Replacement ➜ Thermal System TestDrive Inverter ➜ Rear Right Drive Inverter Replacement ➜ Thermal System TestDrive Unit ➜ Front Drive Unit Replacement ➜ Thermal System TestDrive Unit ➜ Rear Drive Unit Replacement ➜ Thermal System TestThermal ➜ Actions ➜ Test Thermal Performance
    Informational PurposesAn informational icon, calling your attention
    Note
    Allow the routine to complete, and then click the "x" at the top right of the window to close.
  112. Install the rear underhood apron. See Underhood Apron - Rear (Remove and Replace).
  113. Raise all windows and close all doors.
  114. Remove lift pads from the LH rocker.
  115. Install the butyl patch that covers the LH rocker access holes.
  116. Install the LH rocker panel carrier. See Carrier - Rocker Panel - LH (Remove and Replace).
  117. Install the LH lower rocker panel cover. See Cover - Rocker Panel - Lower - LH (Remove and Replace).
  118. Repeat step 114 though step 117 for the RH side of the vehicle.