Tesla Model X: ABS Modulator Assembly (Remove and Replace)

Removal

1. Position the vehicle on a lift but do not lift it at this time.
2. Recover refrigerant from the vehicle (refer to procedure).
3. Remove the HEPA filter duct (refer to procedure).
4. Disconnect 12V power (refer to procedure).
5. Move the coolant reservoir out of the working area:
   1. Ensure that the reservoir cap is fully secured.
   2. Release the 12V harness clip from the coolant reservoir.

       

   3. Disconnect the coolant fluid level sensor electrical connector.

       

   4. Remove the bolts (x4) that secure the coolant reservoir to the front crossmember (torque 6 Nm).

       

   5. Clamp the coolant hose at the rear of the coolant reservoir.

       

   6. Release the locking ring that secures the hose to the coolant reservoir. Release the coolant hose from the nipple on the reservoir.
   7. Plug the coolant hole then carefully move the reservoir to the LH side of the frunk.

       

6. Disconnect the electrical connector from the A/C compressor and the electrical connector from the high pressure pipe.

    

7. Release the edge clip that secures the 12V harness to the compressor bracket.
8. Remove the screw that secures the ground strap to the compressor bracket (torque 8 Nm).

    

9. Release the nuts (x2) that secure the A/C lines to the compressor (torque 10 Nm).

    

10. Have an assistant support the compressor. Release the bolts (x3) that secure the A/C compressor bracket to the front drive unit (torque 10 Nm).

     

11. Release the push clip that secures the A/C compressor HV cable to the body of the vehicle.

     

12. Carefully move the A/C compressor to the RH side of the frunk.
13. Disconnect the ABS modulator electrical connector. Note: Components have been removed in this graphic to aid clarity.

     

14. Use a flare wrench to release the brake pipes (x6) from the ABS modulator (torque 23 Nm).

    Caution: Plug pipe connections to prevent ingress of moisture or dirt.

    Note: Place suitable absorbent material around the affected area to absorb any possible fluid spillage.

    Note: Components have been removed in this graphic to aid clarity.

     

15. Raise and support the vehicle (refer to procedure).
16. Remove the bolts (x3) that secure the ABS modulator bracket to the body of the vehicle (torque 5 Nm).

    Note: Components have been removed in this graphic to aid clarity.

     

17. Lower the vehicle.
18. Remove the ABS modulator and mounting bracket from the vehicle.
19. Remove the nuts that secure the ABS modulator to the bracket (torque 8 Nm). Release the ABS modulator from the bracket.

    Note: Components have been removed in this graphic to aid clarity.

     

Installation procedure is the reverse of removal, except for the following:

• Bleed the brakes (refer to procedure).
• Recharge the A/C system.
• Use Toolbox to update or redeploy the firmware:
  • If the vehicle is not running the latest firmware, run the "Vehicle Firmware Update" procedure.
  • If the vehicle is running the latest firmware, run the "Firmware Redeploy" procedure.
• Perform the "Stability Control (ESP) Program" procedure:
  • Select Views > Chassis > Stability Control (ESP) Program
  • Follow the onscreen instructions.
  • Click the Start/Play button.