Tesla Model X: HVAC Assembly - Front (Remove and Replace)

Warning: Only technicians who have been trained in High Voltage Awareness are permitted to perform this procedure. Proper personal protective equipment (PPE) and insulating HV gloves with a minimum rating of class 00 (500V) must be worn any time a high voltage cable is handled. Refer to Tech Note TN-15-92-003, "High Voltage Awareness Care Points" for additional safety information. Removal

1. Open the liftgate and both front doors.
2. Remove the cross car beam (refer to procedure).
3. Perform the electrical isolation procedure (refer to procedure).
4. Disconnect the PTC heater HV cable connector from the forward junction box (FJB).

   

5. Push the HV cable grommet through the bulkhead towards the interior of the vehicle.

   

6. Carefully pull the HV cable through the bulkhead into the cabin of the vehicle.
7. Release the HVAC drain hose from the nipple on the HVAC assembly. Note: Place suitable absorbent material around the affected area to absorb any possible fluid spillage.
8. Disconnect any remaining electrical connectors from the HVAC assembly.
9. Remove the bolts (x2) that secure the HVAC assembly to the cowl (torque 6 Nm).

   

10. Remove the nuts (x5) that secure the HVAC assembly to the bulkhead (torque 6 Nm).

    

11. Remove the HVAC assembly from the vehicle.

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

Installation procedure is the reverse of removal.