Towing and Accessories 1. Connect the wiring on the brake controller 3. Peel back the carpet to expose Model X's to the appropriate locations on the 4-pin 4-pin connector on the wiring harness. pigtail connector included with your Model X. 4. Connect the pigtail connector to the vehicle wiring connector. Warning: Towing increases your stopping distance, even when the trailer is equipped with its own braking system. When towing, increase your following distance and avoid situations that could 1 - Brake control output to trailer potentially cause heavy braking. Failure to do so can result in a collision. 2 - Ground Warning: Observe all regulations and 3 - Brake On Signal legal requirements in your regional and 4 - 12V Power (20A) national jurisdictions that apply 2. Remove the cover located under the specifically to trailer towing and brake dashboard in the driver's side foot well. requirements. Many regions require a breakaway switch, located on the tongue of the trailer, to activate the trailer brakes in the event that the trailer separates from the vehicle. Failure to comply with regulations can compromise your safety. Warning: Follow the instructions provided by the trailer brake manufacturer to ensure that trailer brakes are properly installed, adjusted, and maintained. Tesla is not responsible for damages caused by incorrect installation of trailer braking systems. Warning: Never attempt to connect trailer brakes directly to the vehicle braking system. Doing so can cause damage to the vehicle and the trailer, and can cause the braking system to malfunction, resulting in serious injury or death. 90 Model X Owner's Manual