2024-05-29

Valve Block - Air Suspension (Remove and Replace)

Correction code 311022021.14 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.

Warning IconA warning icon, calling your attention to a possibly risky situation
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.

Remove

  1. Raise the vehicle on a 2 post lift. See Raise Vehicle - 2 Post Lift.
  2. Connect a laptop with Toolbox 3 to the vehicle. See Toolbox 3 (Connect and Disconnect).
  3. Select the Actions tab and search for "TAS service mode".
  4. Select PROC_TAS_X_ENTER-SERVICE-MODEvia Toolbox: (link), click Run, and allow the routine to complete.
  5. Select the Actions tab and search for "Deflate".
  6. Select PROC_TAS_X_DEFLATEvia Toolbox: (link)via Service Mode: Chassis ➜ Suspension ➜ Deflate, click Run, and allow the routine to complete.
  7. Remove the laptop from vehicle.
    Informational PurposesAn informational icon, calling your attention
    Note
    Toolbox will be used again later.
  8. Remove the front fascia from the vehicle. See Fascia Assembly - Front (Remove and Install).
  9. Raise the vehicle fully and lower the lift onto the locks.
    Informational PurposesAn informational icon, calling your attention
    Note
    Set the vehicle to a 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. Release the locking tabs, and then disconnect the electrical harnesses (x2) from the air suspension compressor.
  11. Release the clip that attaches the air compressor electrical harness to the air compressor carrier.
    Informational PurposesAn informational icon, calling your attention
    Note
    Take note of how the harness is routed to aid in reinstallation.
  12. Release the nuts (x2) that attach the air lines to the air compressor, and then remove the lines from the compressor.
    2 Nm (1.5 lbs-ft)
    Informational PurposesAn informational icon, calling your attention
    Note
    Use of the following tool(s) is recommended:
    • 10 mm combination wrench
    • 12 mm combination wrench
  13. Remove the collets from both air lines, and then discard the collets (x2) and VOSS fittings (x2).
    Informational PurposesAn informational icon, calling your attention
    Note
    Use of the following tool(s) is recommended:
    • Small slotted screwdriver
  14. Remove the fastener assemblies (x3) that attach the air suspension compressor carrier bracket to the air suspension compressor bracket, and then support the compressor.
    5 Nm (3.7 lbs-ft)
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    The air compressor will drop once the fasteners are removed. Support the compressor with hangers and bungee cords.
    Informational PurposesAn informational icon, calling your attention
    Note
    The fastener assemblies consist of the spring, spring seat, and isolator.
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • Torx T30 socket
    • 2 in extension
  15. Release the hose clip, remove the intake hose from the air compressor, and then remove the air compressor from the vehicle.
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • Needle nose pliers
  16. Release the locking tab, and then disconnect the electrical harness from the air suspension valve block.
  17. Release the nuts (x4) that attach the air spring lines to the valve block, and then remove the air lines from the valve block.
    2 Nm (1.5 lbs-ft)
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • 10 mm combination wrench
  18. Release the nut that attaches the reservoir line to the air suspension valve block, and then remove the air line from the valve block.
    3.5 Nm (2.6 lbs-ft)
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • 12 mm combination wrench
  19. Release the nut that attaches the air compressor line to the valve block, and then remove the air line from the valve block.
    3.5 Nm (2.6 lbs-ft)
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • 12 mm combination wrench
  20. Release the nut that attaches the boost line to the valve block, and then remove the air line from the valve block.
    2 Nm (1.5 lbs-ft)
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • 10 mm combination wrench
  21. Remove the collets (x7) from the air lines that were released from the valve block, and then discard the collets and VOSS fittings (x7).
    Informational PurposesAn informational icon, calling your attention
    Note
    Use of the following tool(s) is recommended:
    • Small slotted screwdriver
  22. Remove the bolts (x2) that attach the air suspension valve block to the air suspension compressor bracket, and then remove the valve block from the vehicle.

Install

  1. Position the new air suspension valve block on the vehicle and install the bolts (x2) that attach the air suspension valve block to the air suspension compressor bracket.
    5 Nm (3.7 lbs-ft)
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • Torx T30 socket
    • 6 in extension
  2. Remove the plastic plugs (x7) from the air suspension valve block.
  3. Press the boost line into the boost line fitting on the valve block. Align the marking on the hose with the top of the fitting.
    Informational PurposesAn informational icon, calling your attention
    Note
    Perform a push-pull-push test.
  4. Press the air compressor line into the air compressor line fitting on the valve block. Align the marking on the hose with the top of the fitting.
    Informational PurposesAn informational icon, calling your attention
    Note
    Perform a push-pull-push test.
  5. Press the reservoir line into the reservoir line fitting on the valve block. Align the marking on the hose with the top of the fitting.
    Informational PurposesAn informational icon, calling your attention
    Note
    Perform a push-pull-push test.
  6. Press the air spring lines (x4) into the air spring line fittings on the valve block. Align the markings on the hoses with the top of the fittings.
    Informational PurposesAn informational icon, calling your attention
    Note
    Match the colors of the air spring line sleeves with the colors of the label on top of the valve block.
    Informational PurposesAn informational icon, calling your attention
    Note
    Perform a push-pull-push test.
  7. Connect the electrical harness to the air suspension valve block and make sure the locking tab is engaged.
  8. Install the intake hose on the air compressor and secure the hose clip.
    Informational PurposesAn informational icon, calling your attention
    Note
    If needed, support the compressor with hangers and bungee cords.
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • Needle nose pliers
  9. Remove any bungee cords from the air suspension compressor carrier bracket assembly, position the compressor carrier bracket assembly on the compressor bracket, and then install the fastener assemblies (x3) that attach the carrier bracket to the compressor bracket.
    5 Nm (3.7 lbs-ft)
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • Torx T30 socket
    • 2 in extension
  10. Install the clip that attaches the air compressor electrical harness to the air compressor carrier.
    Informational PurposesAn informational icon, calling your attention
    Note
    Route the electrical harness along the carrier bracket.
  11. Connect the electrical harnesses (x2) to the air suspension compressor, making sure the locking tabs engage.
  12. Install new VOSS fittings (x2) on the air suspension compressor.
    2 Nm (1.5 lbs-ft)
    Informational PurposesAn informational icon, calling your attention
    Note
    Use of the following tool(s) is recommended:
    • 10 mm deep socket
    • 12 mm deep socket
  13. Remove the plugs (x2) from the VOSS fittings on the air compressor.
  14. Press the air lines (x2) into the air compressor VOSS fittings. Align the top of the VOSS fittings between the 2 white markings on the air lines.
    Informational PurposesAn informational icon, calling your attention
    Note
    Perform a push-pull-push test.
  15. Install the front fascia on the vehicle and reconnect the FRL and LV battery connector, but do not install any underhood trim panels. See Fascia Assembly - Front (Remove and Install).
  16. Refill the air suspension reservoir. See Refill the Reservoir.
  17. Install the remaining components, and then remove the vehicle from the lift. See Fascia Assembly - Front (Remove and Install).