2023 JEEP COMPASS change key battery

GETTING TO KNOW YOUR VEHICLE15
NOTE: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 directions to follow Úpage 328.
To Unlock/Lock The Doors And Liftgate
Push and release the unlock button on the key fob
once to unlock the driver’s door. If selected within
Uconnect Settings, pushing the unlock button
twice within five seconds will unlock all the doors
and the liftgate. To lock all the doors and the
liftgate, push the lock button once Ú page 165.
When the doors are unlocked, the turn signals will
flash and the illuminated entry system will be
activated. When the doors are locked, the turn
signals will flash and the horn will chirp.
Key Left Vehicle Feature
If a valid key fob is no longer detected inside the
vehicle while the vehicle’s ignition system is in the
ON/RUN or START position, the message “Key Left
Vehicle” will be shown in the instrument cluster
display along with an interior chime. An exterior
audible and visual alert will also be activated to
warn the driver. The vehicle’s horn will rapidly chirp three times
along with a single flash of the vehicle’s exterior
lights.
NOTE:
The doors have to be open and then closed in
order for the vehicle to check for the presence of
a key fob; the Key Left Vehicle feature will not
activate until all of the doors are closed.
These alerts will not be activated in situations
where the vehicle’s engine is left running with
the key fob inside.
Replacing The Battery In The Key Fob
The replacement battery is one CR2032 battery.
NOTE:
Customers are recommended to use a battery
obtained from Mopar®. Aftermarket coin
battery dimensions may not meet the original
OEM coin battery dimensions.
Perchlorate Material — special handling may
apply. See www.dtsc.ca.gov/hazard
-
ouswaste/perchlorate for further information.
Do not touch the battery terminals that are on
the back housing or the printed circuit board. Key Fob:

1. Remove the emergency key (2) by sliding the
emergency key release (1) on the back of the
key fob and pulling the emergency key out
with your other hand.

Emergency Key Removal

1 — Emergency Key Release
2 — Emergency Key
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18GETTING TO KNOW YOUR VEHICLE
(Continued)
The push button ignition can be placed in the
following modes:
OFF
The engine is stopped.
Some electrical devices (e.g. power locks,
alarm, etc.) are still available.
ON/RUN
Driving mode.
All electrical devices are available (e.g. climate
controls, heated seats, etc.).
START
The engine will start.
NOTE:If the ignition state/mode 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 opposite of the emergency
key) of the key fob against the START/STOP
ignition button and push to operate the ignition.
Starting The Ignition With Depleted Key Fob Battery

NOTE:
For information on normal starting, see
Ú
page 100.
When opening the driver's door and the ignition
is in the ON/RUN (engine not running) position,
a chime will sound to remind you to place the
ignition in the OFF position. In addition to the
chime, the “Vehicle On” message will display in
the cluster.
WARNING!
When exiting the vehicle, always remove the
key fob from the vehicle and lock your vehicle.
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, and do
not leave the ignition of a vehicle equipped
with Keyless Enter ‘n Go™ in the ON/RUN
position. A child could operate power
windows, other controls, or move the vehicle.
Do not leave children or animals inside parked
vehicles in hot weather. Interior heat buildup
may cause serious injury or death.
CAUTION!
An unlocked vehicle is an invitation for thieves.
Always remove key fob from the vehicle and lock
all doors when leaving the vehicle unattended.
WARNING!

22_MP_OM_EN_USC_t.book Page 18

STARTING AND OPERATING101
3. The system starts the vehicle. If the vehicle fails to start, the starter will disengage
automatically after 10 seconds.
4. If you wish to stop the cranking of the engine prior to the engine starting, push the ENGINE
START/STOP button again.
Keyless Enter ’n Go™ — With Driver’s Foot OFF The
Brake Pedal (In PARK Or NEUTRAL Position)
The Keyless Enter ’n Go™ feature operates similar
to an ignition switch. It has three positions, OFF,
ON/RUN, and START. To change the ignition switch
positions without starting the vehicle and use the
accessories follow, these steps starting with the
ignition switch in the OFF position:

1. Push the ENGINE START/STOP button once to change the ignition switch to the ON/RUN
position.

2. Push the ENGINE START/STOP button a second time to change the ignition switch to
the OFF position.
COLD WEATHER OPERATION
(B
ELOW –22°F OR −30°C)
To ensure reliable starting at these temperatures,
use of an externally powered electric engine block
heater (available from an authorized dealer) is
recommended.
EXTENDED PARK STARTING
NOTE:Extended Park condition occurs when the vehicle
has not been started or driven for at least 30 days.

1. Install a battery charger or jumper cables to
the battery to ensure a full battery charge
during the crank cycle.

2. Place the ignition in the START position and release it when the engine starts.
3. If the engine fails to start within 10 seconds, place the ignition in the OFF position, wait
10 to 15 seconds to allow the starter to cool,
then repeat the “Extended Park Starting”
procedure.
4. If the engine fails to start after eight attempts, allow the starter to cool for at least
10 minutes, then repeat the procedure.
AFTER STARTING — WARMING UP THE
E
NGINE
The idle speed is controlled automatically and it
will decrease as the engine warms up.
IF ENGINE FAILS TO START
If the engine fails to start after you have followed
the “Normal Starting” procedure, and has not
experienced an Extended Park condition as
identified in “Extended Park Starting” procedure, it
may be flooded. Push the accelerator pedal all the
way to the floor and hold it there. Crank the engine
for no more than 15 seconds. This should clear any
excess fuel in case the engine is flooded. Leave the
ignition key in the ON/RUN position, release the
accelerator pedal and repeat the “Normal
Starting” procedure.
CAUTION!
To prevent damage to the starter, do not crank
continuously for more than 10 seconds at a
time. Wait 10 to 15 seconds before trying again.
CAUTION!
To prevent damage to the starter, do not
continuously crank the engine for more than
25 seconds at a time. Wait 60 seconds before
trying again.
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329
INDEX
A
Active Lane Management System................. 145Adaptive Cruise Control (ACC)........................ 116Adding Engine Coolant (Antifreeze)............... 280Additives, Fuel............................................... 322Air Bag........................................................... 214Air Bag Operation...................................... 215Air Bag Warning Light...................... 213, 216Driver Knee Air Bag................................... 219Enhanced Accident Response......... 224, 266Event Data Recorder (EDR)....................... 266Front Air Bag............................................. 216If Deployment Occurs................................ 223Knee Impact Bolsters................................ 219Maintaining Your Air Bag System.............. 227Maintenance............................................. 227Redundant Air Bag Warning Light.............214Side Air Bags............................................. 220Transporting Pets...................................... 240Air Bag Light........................................ 213, 241Air Cleaner, Engine
(Engine Air Cleaner Filter).............................. 274Air Conditioner Maintenance......................... 274Air Conditioner Refrigerant.................. 274, 275Air Conditioner System.................................. 274Air Conditioning Filter............................. 57, 275
Air Conditioning, Operating Tips....................... 56Air Filter........................................................ 274Air PressureTires......................................................... 306AlarmArm The System.......................................... 21Disarm The System..................................... 22Security Alarm...................................... 21, 92Alarm SystemSecurity Alarm............................................. 21Alterations/ModificationsVehicle......................................................... 10Antifreeze (Engine Coolant)................. 280, 323Disposal................................................... 281Anti-Lock Brake System (ABS)...................... 187Anti-Lock Warning Light................................... 92Arming SystemSecurity Alarm............................................. 21Assist, Hill Start............................................. 193Audio Systems (Radio).................................. 164Auto Down Power Windows............................. 62Auto Hold...................................................... 105Automatic Dimming Mirror............................... 37Automatic Door Locks...................................... 25Automatic Headlights....................................... 45Automatic High Beams.................................... 45
Automatic Temperature Control (ATC)..............56Automatic Transaxle..................................... 106Automatic Transmission................................ 107Adding Fluid..................................... 283, 324Fluid And Filter Change............................. 283Fluid Change............................................. 283Fluid Level Check...................................... 283Fluid Type........................................ 283, 324Special Additives...................................... 283Automatic Transmission Limp Home Mode......25Auxiliary Electrical Outlet (Power Outlet)..........59Axle Fluid....................................................... 324Axle Lubrication............................................ 324
B
Battery................................................... 90, 272Charging System Light.................................90Keyless Key Fob Replacement....................15Battery Saver Feature......................................88Belts, Seat.................................................... 241Blind Spot Monitoring................................... 194Body Mechanism Lubrication........................ 275B-Pillar Location............................................ 303Brake Assist System..................................... 188Brake Control System, Electronic.................. 188Brake Fluid.................................................... 324
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333
Key Fob Programming
(Remote Keyless Entry)
................................... 16Keyless Enter 'n Go™................................ 14, 23Keys................................................................. 14
L
Lane Change And Turn Signals................. 43, 46Lane Change Assist.................................. 43, 46Lane Management System............................ 145LaneSense...................................................... 96Lap/Shoulder Belts....................................... 206Latches.......................................................... 242Hood........................................................... 66Leaks, Fluid................................................... 242Life Of Tires................................................... 308Liftgate..................................................... 66, 67Hands-Free.................................................. 69Liftgate Window Wiper/Washer....................... 49Light Bulbs..................................................... 242Lights............................................................. 2424WD Lock.................................................... 964WD Low..................................................... 96Active Speed Limiter Fault........................... 96Air Bag.......................................89, 213, 241Anti Lock Brake System............................... 92Automatic Headlights.................................. 45Automatic High Beam.................................. 97Battery Charge............................................ 90Battery Saver............................................... 46Brake Assist Warning................................ 191
Brake Warning............................................. 90Bulb Replacement.................................... 291Cruise................................................... 97, 98Daytime Running.................................. 43, 44Dimmer Switch, Headlight.................... 43, 44Door Open................................................... 90Drowsiness Detected.................................. 91Electric Power Steering Fault....................... 91Electronic Park Brake.................................. 93Electronic Stability Control........................... 93Electronic Throttle Control........................... 91Engine Temperature.................................... 91Exterior..................................................... 242Fog....................................................... 46, 96Forward Collision Warning........................... 96Fuel Cutoff................................................... 93Headlight Switch.......................................... 44Headlights............................................ 43, 44High Beam............................................ 44, 97High Beam/Low Beam Select............... 43, 44Hill Descent Control..................................... 97Hill Descent Control Indicator................... 191Hood Open.................................................. 91Immobilizer Fail VPS Electrical Alarm.......... 96Instrument Cluster................................ 43, 44Intensity Control................................... 46, 47Interior......................................................... 46LaneSense.................................... 93, 96, 97Liftgate Open............................................... 91Lights On Reminder.............................. 43, 45
Low Coolant Level........................................93Low Fuel......................................................93Low Washer Fluid........................................93Malfunction Indicator (Check Engine)..........93Oil Pressure.................................................91Oil Temperature...........................................92Park.............................................................96Passing.................................................43, 45Seat Belt Reminder.....................................92Security Alarm.............................................92Service...................................................... 291Service 4WD................................................94Service Forward Collision Warning...............94Service Stop Start........................................94Stop Start Active..........................................97Tire Pressure Monitoring (TPMS)....... 94, 201Towing Hook Breakdown.............................95Traction Control........................................ 191Transmission Fault......................................92Transmission Temperature..........................92Turn Signals......................... 43, 46, 97, 242Vanity Mirror................................................38Load Floor, Cargo.............................................70Loading Vehicle............................................. 153Tires.......................................................... 303Locks Auto Unlock.................................................25Child Protection...........................................25Power Door..................................................23Low Tire Pressure System............................. 201
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