Towing and Accessories Attaching and Removing the Ball Mount The Model X towing package does not include a ball mount. You must purchase a ball mount suitable for the type of trailer you are towing. The Model X hitch receiver supports a ball mount up to 8” with a rise of up to 0.75”. Do not use any type of drop ball mount. 1. Reverse Lights (Purple) To attach a ball mount: 2. 12V Power (Red or Black) 1. If necessary, remove the cotter pin from 3. Right Turn Signal and Brake Light (Green) the locking bolt and slide the locking bolt 4. Brake Controller Output (Blue) out of the hitch assembly. 5. Tail Lights and Running Lights (Brown) 2. Slide the ball holder into the hitch 6. Left Turn Signal and Brake Light (Yellow) assembly. 7. Ground (White) 3. Align the hole in the ball holder with the Note: It is the driver's responsibility to ensure one in the hitch assembly. that all electrical connections are working, and 4. Slide the locking bolt through the hitch all trailer lights are operating before and assembly/ball holder. during towing. Model X does not detect faulty 5. Insert the cotter pin in the hole at the end trailer lights. You must perform manual of the locking bolt. checks. To remove a ball mount: Note: Loss of trailer lights when towing may 1. Remove the cotter pin from the locking be the result of a blown fuse. Model X does bolt and slide the locking bolt out of the not provide a warning if the fuse is blown. ball holder/hitch assembly. Contact Tesla Service. 2. Pull the ball holder out of the hitch Plugging trailer wiring into the Model X assembly. electrical connector automatically engages Trailer Mode (see Trailer Mode on page 89). Electrical Connections Warning: The brake controller output operates only when a brake controller is Regulations require all trailers to be equipped installed (see Trailer Brakes on page 89). with tail lights, brake lights, side marker lights, Warning: Use only the electrical and turn signals. To provide power for trailer connection designed by Tesla. Do not lighting, a built-in seven-way wiring connector attempt to directly splice or attempt to (SAE J560) is attached near the tow hitch. connect trailer electrical wiring using any Most trailer wiring plugs can be attached to other method. Doing so can damage the this connector. vehicle electrical system and cause malfunctions. Caution: Always ensure that the trailer electrical cable does not contact or drag on the ground and there is enough slack in the cable to allow for turns. 94 Model X Owner's Manual