ECU JEEP WRANGLER 4XE 2021 Owners Manual

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The integrated key fob contains a coin cell
battery. Do not ingest the battery; there is a
chemical burn hazard. If the coin cell battery is
swallowed, it can cause severe internal burns
in just two hours and can lead to death.
If you think a battery may have been swal-
lowed or placed inside any part of the body,
seek immediate medical attention.
Keep new and used batteries away from chil-
dren. If the battery compartment does not
close securely, stop using the product and
keep it away from children.
WARNING!
Always remove the key fobs from the vehicle
and lock all doors when leaving the vehicle
unattended.
Always remember to place the ignition in the
OFF position.

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For personal security reasons and safety in a
collision, lock the vehicle doors when you
drive, as well as when you park and exit the
vehicle.
When exiting the vehicle, always switch off the
ignition and remove the key from the vehicle.
Unsupervised use of vehicle equipment may
cause severe personal injuries and death.
Never leave children alone in a vehicle, or with
access to an unlocked vehicle.
Allowing children to be in a vehicle unattended
is dangerous for a number of reasons. A child
or others could be seriously or fatally injured.
Children should be warned not to touch the
parking brake, brake pedal or the gear
selector.
Do not leave the key fob in or near the vehicle
or in a location accessible to children. A child
could operate power windows, other controls,
or move the vehicle.
WARNING!
For personal security reasons and safety in a
collision, lock the vehicle doors when you
drive, as well as when you park and exit the
vehicle.
When exiting the vehicle, always switch off the
ignition and remove the key from the vehicle.
Unsupervised use of vehicle equipment may
cause severe personal injuries and death.
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It is extremely dangerous to ride in a cargo
area, inside or outside of a vehicle. In a colli-
sion, people riding in these areas are more
likely to be seriously injured or killed.
Do not allow people to ride in any area of your
vehicle that is not equipped with seats and
seat belts.
Be sure everyone in your vehicle is in a seat
and using a seat belt properly.
WARNING!
Be certain that the seatback is securely locked
into position. If the seatback is not securely
locked into position the seat will not provide
the proper stability for child seats and/or
passengers. An improperly latched seat could
cause serious injury.
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WARNING!
Be certain that the seatback is securely locked
into position. If the seatback is not securely
locked into position the seat will not provide
the proper stability for child seats and/or
passengers. An improperly latched seat could
cause serious injury.
WARNING!
All occupants, including the driver, should not
operate a vehicle or sit in a vehicle’s seat until
the head restraints are placed in their proper
positions in order to minimize the risk of neck
injury in the event of a crash.
Head restraints should never be adjusted
while the vehicle is in motion. Driving a vehicle
with the head restraints improperly adjusted
or removed could cause serious injury or
death in the event of a collision.
1 — Release Button
2 — Adjustment Button

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A loose head restraint thrown forward in a
collision or hard stop could cause serious
injury or death to occupants of the vehicle.
Always securely stow removed head restraints
in a location outside the occupant compart-
ment.
ALL the head restraints MUST be reinstalled in
the vehicle to properly protect the occupants.
Follow the reinstallation instructions above
prior to operating the vehicle or occupying a
seat.
WARNING!
Do not drive the vehicle without the rear seat
head restraints installed while passengers are
occupying the rear seat. In a collision, people
riding in this area without the head restraints
installed are more likely to be seriously injured
or killed.
A loose head restraint thrown forward in a
collision or hard stop could cause serious
injury or death to occupants of the vehicle.
Always securely stow removed head restraints
in a location outside the occupant compart -
ment.
ALL the head restraints MUST be reinstalled in
the vehicle to properly protect the occupants.
Follow the reinstallation instructions above
prior to operating the vehicle or occupying a
seat.
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WARNING!
Do not drive the vehicle without the rear seat
head restraints installed while passengers are
occupying the rear seat. In a collision, people
riding in this area without the head restraints
installed are more likely to be seriously injured
or killed.
A loose head restraint thrown forward in a
collision or hard stop could cause serious
injury or death to occupants of the vehicle.
Always securely stow removed head restraints
in a location outside the occupant compart-
ment.
WARNING!

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Never leave children unattended in a vehicle,
or with access to an unlocked vehicle. Never
leave the key fob in or near the vehicle, or in a
location accessible to children. Do not leave
the ignition of a vehicle equipped with Keyless
Enter ‘n Go™ in the ACC or ON/RUN position.
Occupants, particularly unattended children,
can become entrapped by the power top while
operating the power top switch. Such entrap-
ment may result in serious injury or death.
In a collision, there is a greater risk of being
thrown from a vehicle with an open power top.
You could also be seriously injured or killed.
Always fasten your seat belt properly and
make sure all passengers are also properly
secured.
Do not allow small children to operate the
power top. Never allow your fingers, other
body parts, or any object, to project through
the power top opening. Injury may result.
WARNING!
There is no anti-pinch protection when the power
top is almost closed. To avoid personal injury be
sure to clear your arms, hands, fingers and all
objects from the top’s path before closing.
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Do not drive your vehicle on-road with the
windshield down.
Do not drive your vehicle unless the wind-
shield is securely fastened, either up or down.
Eye protection, such as goggles, should be
worn at all times when the windshield is down.
Be sure that you carefully follow the instruc -
tions for raising the windshield. Make sure
that the folding windshield, windshield wipers,
side bars, and all associated hardware and
fasteners are correctly and tightly assembled
before driving your vehicle. Failure to follow
these instructions may prevent your vehicle
from providing you and your passengers’
protection in some accidents.
If you remove the doors, store them outside
the vehicle. In the event of an accident, a
loose door may cause personal injury.
CAUTION!
Failure to follow this step will cause damage to
the vehicle’s header seal.

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To avoid damage to the roof rack and vehicle,
do not exceed the maximum roof rack load
capacity. Always distribute heavy loads as
evenly as possible and secure the load appro-
priately.
Long loads, which extend over the windshield,
should be secured to both the front and rear of
the vehicle.
2

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Make certain that the load is secured in the
trailer and that it will not shift during travel.
When trailering cargo that is not fully secured,
dynamic load shifts can occur that may be
difficult for the driver to control. You could lose
control of your vehicle and have a collision.
WARNING!
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