change key battery JEEP CHEROKEE 2021 Owner handbook (in English)

13
GETTING TO KNOW YOUR VEHICLE
KEYS
Key Fob
The key fob operates the ignition switch.
Insert the square end of the key fob into the
ignition switch located on the instrument
panel and rotate to the desired position. The
key fob also contains an emergency key,
which is stored in the rear of the key fob.Ignition Node Module Key Fob Your vehicle may be equipped with a keyless
ignition system. The ignition system consists
of a key fob with Remote Keyless Entry
(RKE) and a START/STOP ignition button
system. The Remote Keyless Entry system
consists of a key fob and Keyless Enter-N-Go
feature (if equipped).
NOTE:
The key fob may not be found if it is located
next to a mobile phone, laptop, or other elec
-
tronic device; these devices may block the
key fob’s wireless signal.
The key fob allows you to lock or unlock the
doors and liftgate from distances up to
approximately 66 ft (20 m). The key fob
does not need to be pointed at the vehicle to
activate the system.
This feature allows the driver to operate the
ignition switch with the push of a button as
long as the key fob is in the passenger
compartment. Keyless Ignition Key Fob
In case the ignition switch does not change
with the push of a button, the key fob may
have a low or fully depleted battery. A low key
fob battery can be verified by referring to the
instrument cluster, which will display direc -
tions to follow.
CAUTION!

The electrical components inside of the key
fob may be damaged if the key fob is
subjected to strong electrical shocks. In
order to ensure complete efficiency of the
electronic devices inside of the key fob,
avoid exposing the key fob to direct sunlight.

1 — Liftgate Button
2 — Unlock Button
3 — Lock Button
4 — Remote Start Button
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GETTING TO KNOW YOUR VEHICLE
14
In this situation, a back up method can be
used to operate the ignition switch. Put the
nose side (side opposite of the emergency
key) of the key fob against the START/STOP
ignition button and push to operate the igni-
tion switch.
NOTE:
Improper disposal of key fob batteries may
be harmful to the environment. Please see an
authorized dealer for proper battery disposal.
To Unlock The Doors And Liftgate
Push and release the unlock button on the
key fob once to unlock the driver's door or
twice within five seconds to unlock all doors
and the liftgate.
All doors can be programmed to unlock on
the first push of the unlock button. Refer to
“Uconnect Settings” in “Multimedia” in the
Owner’s Manual for further information.
NOTE:
If the vehicle is unlocked using the interior
door panel, and no door is opened within 60
seconds, the vehicle will re-lock and if
equipped, the security alarm will arm. To
change the current setting, refer to "Ucon -
nect Settings" in "Multimedia" in the Owner’s
Manual for further information. This feature lets you program the system to
unlock either the driver's door or all doors on
the first push of the unlock button on the key
fob. To change the current setting, refer to
“Uconnect Settings” in “Multimedia” in the
Owner’s Manual for further information.
NOTE:
If the vehicle is equipped with Passive Entry,
refer to “Keyless Enter-N-Go — Passive
Entry” located in “Doors” in this chapter for
further information.To Lock The Doors And Liftgate
Push and release the lock button on the key
fob to lock all doors and liftgate.
The turn signal lights will flash and the horn
will chirp to acknowledge the signal. Refer to
“Uconnect Settings” located in “Multi
-
media” in the Owner’s Manual for further
programmable information.
If the vehicle is equipped with Passive Entry,
refer to “Keyless Enter-N-Go — Passive
Entry” located in “Doors” in this chapter for
further information. Vehicles Equipped With Keyless Enter-N-Go —
Passive Entry
If one or more doors are open, or the liftgate
is open, the doors will lock. The doors will
unlock again automatically if the key fob is
left inside the passenger compartment,
otherwise the doors will stay locked.
Request For Additional Key Fobs
NOTE:
Only key fobs that are programmed to the
vehicle electronics can be used to start and
operate the vehicle. Once a key fob is
programmed to a vehicle, it cannot be
programmed to any other vehicle.
WARNING!
Always remove the key fobs from the
vehicle and lock all doors when leaving
the vehicle unattended.

For vehicles equipped with Keyless
Enter-N-Go — Ignition, always remember to
place the ignition in the OFF mode.

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15
NOTE:
Used batteries may be harmful to the envi-
ronment if not disposed of correctly. Always
dispose of used batteries by specialized
battery disposal container, or by taking used
batteries to an authorized dealer.
Duplication of key fobs may be performed at
an authorized dealer. This procedure
consists of programming a blank key fob to
the vehicle electronics. A blank key fob is
one that has never been programmed.
NOTE:
When having the Sentry Key Immobilizer
System serviced, bring all vehicle keys with
you to an authorized dealer.
IGNITION SWITCH
Ignition Node Module (IGNM) — If
Equipped
The Ignition Node Module (IGNM) operates
similar to an ignition switch. It has four oper -
ating positions: three with detents and one
that is spring-loaded. The detent positions
are OFF, ACC, and ON/RUN. The START
position is a spring-loaded momentary contact position. When released from the
START position, the switch automatically
returns to the ON/RUN position.
Ignition Switch
Keyless Enter-N-Go (Ignition) — If
Equipped
This feature allows the driver to operate the
ignition switch with the push of a button as
long as the key fob is in the passenger
compartment.
The push button ignition operating modes
are OFF, ACC, ON/RUN, and START.
NOTE:
If the ignition switch does not change with
the push of a button, the key fob may have a
low or depleted battery. In this situation, a
back up method can be used to operate the
ignition switch. Put the nose side (side oppo -
site of the emergency key) of the key fob
against the START/STOP ignition button and
push to operate the ignition switch.
1 — OFF
2 — ACC (Accessory)
3 — ON/RUN
4 — START
WARNING!
Never remove the mechanical key while
the vehicle is moving, as the steering
wheel will automatically lock as soon as
the key is turned. This also applies to
vehicles that are being towed.
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SAFETY
116
(Continued)
Your vehicle may also be designed to perform
any of these other functions in response to
the Enhanced Accident Response System:
Turn off the Fuel Filter Heater, Turn off
the HVAC Blower Motor, Close the HVAC
Circulation Door
Cut off battery power to the:
Engine
Electric Motor (if equipped)
Electric power steering
Brake booster
Electric park brake
Automatic transmission gear selector
Horn
Front wiper
Headlamp washer pumpNOTE:
After an accident, remember to cycle the
ignition to the STOP (OFF/LOCK) position
and remove the key from the ignition switch
to avoid draining the battery. Carefully check
the vehicle for fuel leaks in the engine
compartment and on the ground near the
engine compartment and fuel tank before
resetting the system and starting the engine.
If there are no fuel leaks or damage to the
vehicle electrical devices (e.g. headlights)
after an accident, reset the system by
following the procedure described below. If
you have any doubt, contact an authorized
dealer.
Enhanced Accident Response System Reset
Procedure
In order to reset the Enhanced Accident
Response System functions after an event,
the ignition switch must be changed from
ignition START or ON/RUN to ignition OFF.
Carefully check the vehicle for fuel leaks in
the engine compartment and on the ground
near the engine compartment and fuel tank
before resetting the system and starting the
engine.
Maintaining Your Air Bag System
WARNING!
Modifications to any part of the air bag
system could cause it to fail when you
need it. You could be injured if the air
bag system is not there to protect you.
Do not modify the components or wiring,
including adding any kind of badges or
stickers to the steering wheel hub trim
cover or the upper passenger side of the
instrument panel. Do not modify the
front bumper, vehicle body structure, or
add aftermarket side steps or running
boards.
It is dangerous to try to repair any part of
the air bag system yourself. Be sure to
tell anyone who works on your vehicle
that it has an air bag system.
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