Towing and Accessories Warning: The trailer tongue weight must (Controls > Driving > E-Brake & Power Off > be approximately 10% of the total trailer Parking Brake). weight without exceeding the maximum Some Autopilot features (Autosteer, Summon, tongue weights provided in Carrying Lane Assist, etc.), as well as rear parking Capacity. Loads that are balanced over sensor functionality, may not be available the wheels or heavier in the rear can when Trailer Mode is enabled. In addition, cause trailer sway, resulting in loss of these features operate differently: vehicle control. Warning: Always ensure that cargo is • Traffic-Aware Cruise Control increases the secured in the trailer and will not shift. following distance from the car in front of Dynamic load shifts can cause loss of you. vehicle control, resulting in serious injury • The air suspension system will not make or death. speed-based adjustments from STANDARD to LOW. Trailer Mode • The air suspension system does not automatically raise ride height based on Trailer Mode must always be active when saved locations. towing a trailer. When you connect a trailer's • Side collision warnings are active but electrical connection, Model X automatically automatic steering interventions are engages Trailer Mode. When you disconnect disabled. the trailer's electrical connection, Trailer Mode • The braking force provided by Automatic disengages. To engage or exit Trailer Mode Emergency Braking (see Collision manually, touch Controls > Driving > Trailer Avoidance Assist on page 124) is Mode on the touchscreen. One of the significantly limited. following indicators display on the instrument Warning: Do not rely on Model X to panel: detect the trailer and automatically Trailer Mode is active. engage Trailer Mode. Always check that Trailer Mode is engaged before towing a trailer. Model X detects a connection for Warning: Under no circumstances should trailer lights but Trailer Mode is you exit Trailer Mode when towing a disabled. It is likely that a carrying trailer. Doing so can cause serious injury accessory has been connected. and/or death. Model X detects a faulty electrical Warning: Do not use the suspension connection for the trailer lights. setting to appropriately match the height Some, or all, trailer lights may not be of the hitch with the height of the trailer. functioning. Pull over as soon as You must choose a trailer hitch and trailer safety permits and inspect the trailer that have the appropriate height for lights for faulty cabling or suitable axle loading and trailer balance. connections. If the issues are Trailer Brakes resolved and the red icon still persists, turn Trailer Mode off and on When towing a loaded trailer that weighs again. more than 1000 lbs (450 kg), Tesla recommends that the trailer be equipped with Note: In situations where Model X detects a its own brake system adequate for the weight heavy load, it assumes that a trailer is of the trailer. Ensure compliance with local connected and automatically engages Trailer regulations. Mode. A message displays on the instrument Follow these steps to connect a brake panel informing you that Trailer Mode has controller: been engaged. When Trailer Mode is entered automatically due to detection of a heavy load, you can change the Trailer Mode setting only by stopping Model X and engaging Park or engaging Neutral and manually applying the parking brake using the touchscreen Driving 89