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Note: Traffic-Aware Cruise Control is a BETA
feature.
If you have purchased the optional Enhanced Autopilot or Full Self-Driving Capabilitypackage, the forward looking cameras and theradar sensor are designed to determine when
there is a vehicle in front of you in the same
lane. If the area in front of Model X is clear,
Traffic-Aware Cruise Control maintains a set
driving speed. When a vehicle is detected,
Traffic-Aware Cruise Control is designed to
slow down Model X as needed to maintain a
selected time-based distance from the vehicle in front, up to the set speed.
Traffic-AwareCruise Control does not eliminate the need towatch the road in front of you and to manuallyapply the brakes when needed.
Traffic-Aware Cruise Control is primarily
intended for driving on dry, straight roads,
such as highways and freeways. It should not be used on city streets.
Warning: Traffic-Aware Cruise Control is
designed for your driving comfort and
convenience and is not a collision warning or avoidance system. It is your
responsibility to stay alert, drive safely,
and be in control of the vehicle at all
times. Never depend on
Traffic-AwareCruise Control to adequately slow down
Model X. Always watch the road in front
of you and be prepared to take corrective
action at all times. Failure to do so can
result in serious injury or death.
Warning: Although Traffic-Aware Cruise
Control is capable of detecting
pedestrians and cyclists, never depend on
Traffic-Aware Cruise Control to
adequately slow Model X down for them.
Always watch the road in front of you and
be prepared to take corrective action at
all times. Failure to do so can result in
serious injury or death.
Warning: Do not use Traffic-Aware Cruise
Control on city streets or on roads where
traffic conditions are constantly changing.
Warning: Do not use Traffic-Aware Cruise
Control on winding roads with sharp
curves, on icy or slippery road surfaces, or
when weather conditions (such as heavy
rain, snow, fog, etc.) make it inappropriate
to drive at a consistent speed.
Traffic-
Aware Cruise Control does not adapt
driving speed based on road and driving
conditions.
Operating Traffic-Aware Cruise
Control
To use
Traffic-Aware Cruise Control, you must
be driving at least 30 km/h, unless a vehicle is
detected ahead of you. If a vehicle is detected ahead of you, you can use
Traffic-AwareCruise Control at any speed, even when
stationary, provided you are at least 150 cm
away from the vehicle.
The minimum set speed is 30 km/h. The
maximum set speed is 150 km/h. It is the
driver
Page 99 of 213
If Autosteer is unable to detect lane markings,the driving lane is determined based on the
vehicle you are following.
In most cases, Autosteer attempts to center Model X in the driving lane. However, if the
sensors detect the presence of an obstacle (such as a vehicle or guard rail), Autosteer
may steer Model X in a driving path that is
offset from the center of the lane.
Warning: Autosteer is not designed to,
and will not, steer Model X around objects
partially or completely in the driving lane.
Always watch the road in front of you and stay prepared to take appropriate action.It is the driver
Page 101 of 213
Warning: Auto Lane Change is designed
to be used only when driving on
restricted-access highways (i.e. with on-
ramps and
off-ramps).
If you have purchased the optional Enhanced Autopilot or Full Self-Driving Capabilitypackages, you can use Auto Lane Change to
move Model X into an adjacent lane. When
both
Traffic-Aware Cruise Control and
Autosteer are active, Auto Lane Change
intelligently assists you in steering Model X into an adjacent driving lane. Using the
forward looking camera(s), the radar sensor,
and ultrasonic sensors, Model X detects lane
markings and the presence of other vehicles.
Auto Lane Change is designed for use on restricted-access highways with visible lanemarkings and under relatively predictable
circumstances in which minimal steering and
driver intervention is needed.
Warning: It is the driver
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If you have purchased the optional EnhancedAutopilot or Full Self-Driving Capabilitypackage, Autopark uses data from theultrasonic sensors and GPS to:
Page 105 of 213
then re-initiate the parking process, choosing
the same direction.
Note: Summon can move Model X a short
distance laterally to avoid an obstacle but in
doing so, does not return the vehicle to its driving path (i.e. Summon does not attempt tomove Model X around an obstacle).Warning: Summon is unable to operate as
intended if the ultrasonic sensors are
obstructed by a vehicle bra, excessive
paint, or adhesive products (such as wraps, stickers, rubber coating, etc.).Warning: Model X cannot detect
obstacles that are located lower than the
bumper, very narrow (i.e. bicycles), or
hanging from a ceiling. In addition, many unforeseen circumstances can impairSummon
Page 107 of 213
The cameras monitor the markers on the lane
you are driving in and the ultrasonic sensors
monitor the surrounding areas and the blind
spot for the presence of a vehicle or other
objects.
When an object is detected in your blind spot
or close to the side of Model X (such as a
vehicle, guard rail, etc.), colored lines radiate
from the image of Model X on the instrument
panel. The location of the lines correspond to
the location of the detected object. The color
of the lines (white, yellow, orange, or red)
represents the object
Page 166 of 213

Replacing Tires and Wheels
Tires degrade over time due to the
effects of
ultraviolet light, extreme temperatures, high
loads, and environmental conditions. It is
recommended that tires are replaced every six
years, or sooner if required.
Wheel and tires are matched to suit thehandling characteristics of the vehicle.
Replacement tires must comply with the
original
specification. If tires other than thosespecified are used, ensure that the load and
speed ratings marked on the tire (see Understanding Tire Markings on page 187)
equal or exceed those of the original
specification.
Ideally, you should replace all four tires at the same time. If this is not possible, replace the
tires in pairs, placing the new tires on the rear.
Always balance the wheel after replacing a
tire.
If you replace a wheel, the TPMS (Tire Pressure
Monitoring System) sensors need to be reset to ensure they provide accurate warnings
when tires are under- or
over-inflated (see
Automatic Resetting of TPMS Sensors on
page 167).
For the
specification of the original wheels
and tires installed on Model X, see Wheels and
Tires on page 186.
Warning:
For your safety, use only tires
and wheels that match the original
specification. Tires that do not match the
original specification can affect the
operation of the TPMS.
Warning: Never exceed the speed rating
of your vehicle
Page 169 of 213

Replacing a Tire SensorIf the Tire Pressure warning indicator displaysfrequently, contact Tesla to determine if a tire
sensor needs to be replaced. If a non-Tesla Service Center repairs or replaces a tire, the
tire sensor may not work until Tesla performs
the setup procedure.
TPMS Malfunction
Model X has also been equipped with a TPMS
malfunction indicator to indicate when the
system is not operating properly.The TPMS malfunction indicator is
combined with the tire pressure
indicator light. When the system
detects a malfunction, the indicator
flashes for approximately one minute
after Model X powers on, and then
remains continuously lit. This
sequence continues upon
subsequent vehicle start-ups as long
as the malfunction exists. When the
TPMS malfunction indicator is on,
the system might not be able to
detect or signal under- and
over-
inflated tires as intended.
TPMS malfunctions can occur for a variety of
reasons, including installing replacement or
alternate tires or wheels that prevent the
TPMS from functioning properly. Always check
the TPMS malfunction indicator light after replacing one or more tires or wheels on yourvehicle to ensure that the replacement tires or
wheels allow the TPMS to continue to function
properly.
Note: If a tire has been replaced or repaired
using a
different tire sealant than the one
available from Tesla, and a low tire pressure is
detected, it is possible that the tire sensor has
been damaged. Contact Tesla to have the fault repaired as soon as possible.
Tire Care and Maintenance
168Model X Owner