ECU JEEP CHEROKEE LATITUDE 2019 Owners Manual

NOTE:The power window switches and power sunroof (if
equipped) will remain active for three minutes after the
ignition is cycled to the OFF position. Opening either front
door will cancel this feature. The time for this feature is
programmable.
CAUTION!
An unlocked vehicle is an invitation for thieves. Al-
ways remove key fob from the vehicle and lock all
doors when leaving the vehicle unattended.
REMOTE STARTING SYSTEM — IF EQUIPPED
This system uses the key fob to start the engine
conveniently from outside the vehicle while still
maintaining security. The system has a range of
approximately 328ft (100m).
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GETTING TO KNOW YOUR VEHICLE 29

WARNING!
•Do not start or run an engine in a closed garage or
confined area. Exhaust gas contains Carbon Monox-
ide (CO) which is odorless and colorless. Carbon
Monoxide is poisonous and can cause serious injury
or death when inhaled.
• Keep key fobs away from children. Operation of the
Remote Start System, windows, door locks or other
controls could cause serious injury or death.
Remote Start Abort Message On The Instrument
Cluster Display
The following messages will display in the instrument
cluster display if the vehicle fails to remote start or exits
remote start prematurely:
• Remote Start Aborted — Door Open
• Remote Start Aborted — Hood Open
• Remote Start Aborted — Fuel Low
• Remote Start Aborted — Liftgate Open
• Remote Start Disabled — Start Vehicle To Reset
• Remote Start Aborted — Too Cold •
Remote Start Aborted — Time Expired
The message will stay active until the ignition is turned to
the ON/RUN position.
To Enter Remote Start Mode
Push and release the remote start button on the key fob
twice within five seconds. The vehicle doors will lock, the
parking lights will flash, and the horn will chirp twice (if
programmed). Then, the engine will start, and the vehicle
will remain in the Remote Start mode for a 15-minute cycle.
NOTE:
• If an engine fault is present or fuel level is low, the
vehicle will start and then shut down in 10 seconds.
• The park lamps will turn on and remain on during
Remote Start mode.
• For security, power window and power sunroof opera-
tion (if equipped) are disabled when the vehicle is in the
Remote Start mode.
• The engine can be started two consecutive times with
the key fob. However, the ignition must be cycled by
pushing the START/STOP button twice (or the ignition
switch must be cycled to the ON/RUN position) before
you can repeat the start sequence for a third cycle.
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GETTING TO KNOW YOUR VEHICLE 31

Rearming Of The System
If something triggers the alarm, and no action is taken to
disarm it, the vehicle security alarm will turn the horn off
after 29 seconds, five seconds between cycles, up to eight
cycles if the trigger remains active and the vehicle security
alarm will rearm itself.
Security System Manual Override
The vehicle security alarm will not arm if you lock the
doors using the manual door lock plunger.
DOORS
Manual Door Locks
To lock each door, rotate the door lock knob on each door
trim panel until the red area is hidden. To unlock the front
doors, pull the inside door handle to the first detent or
rotate the door lock button until the red indicator is visible.
To unlock the rear doors, rotate the door lock button until
the red indicator is visible.
If the door lock button is locked (red indicator hidden)
when you shut the door, the door will lock. Therefore,
make sure the key fob is not inside the vehicle before
closing the door.NOTE:
The manual door locks will not lock or unlock the
liftgate.

WARNING!
•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 re-
moved head restraints in a location outside the occu-
pant compartment.
•ALL the head restraints MUST be reinstalled in the
vehicle to properly protect the occupants. Follow the
re-installation instructions above prior to operating
the vehicle or occupying a seat.
• Do not place items over the top of the Reactive Head
Restraint, such as coats, seat covers or portable DVD
players. These items may interfere with the opera-
tion of the Reactive Head Restraint in the event of a
collision and could result in serious injury or death.
Rear Head Restraints
The rear outboard and center head restraints have two
positions: up and down. When the center seat is being
occupied the head restraint should be in the raised posi-
tion. When there is no occupant in the center seat, the head
restraint can be lowered for maximum visibility for the
driver.
To raise the head restraint, pull upward on the head
restraint. To lower the head restraint, push the adjustment
button, located at the base of the head restraint, and push
downward on the head restraint.
NOTE: To remove the head restraint, raise it as far as it can
go. Then, push the release button and the adjustment
button at the base of each post while pulling the head
restraint up. To reinstall the head restraint, put the head
restraint posts into the holes and push downward. Then,
adjust the head restraint to the appropriate height.
60 GETTING TO KNOW YOUR VEHICLE

WARNING!(Continued)
•In a collision, there is a greater risk of being thrown
from a vehicle with an open sunroof. 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 sunroof.
Never allow your fingers, other body parts, or any
object, to project through the sunroof opening. In-
jury may result.
Opening Sunroof
The sunroof has two programmed open positions, comfort
stop position and full open position. The comfort stop
position is set to minimize wind buffeting when driving
with side windows closed and sunroof open. If the sun-
shade is in the closed position when initiating a sunroof
open or vent command the sunshade will automatically
open to the half open position prior to the sunroof opening.
Express
Push the switch rearward and release it within one-half
second, the sunroof will open to the comfort stop position
and automatically stop. Push the switch rearward and
release it again, the sunroof will open to the full open position and automatically stop. This is called “Express
Open”. During Express Open operation, any movement of
the sunroof switch will stop the sunroof.
Manual Mode
Push and hold the switch rearward, the sunroof will open
to the comfort stop position and automatically stop. Push
the switch rearward and hold it again, the sunroof will
open to the full open position and automatically stop. Any
release of the switch will stop the sunroof movement. The
sunroof will remain in a partially opened condition until
the switch is pushed and held again.Venting Sunroof
Push and release the
Ventbutton within one-half second
and the sunroof will open to the vent position. This is
called “Express Vent”, and it will occur regardless of
sunroof position. During Express Vent operation, any
movement of the switch will stop the sunroof.
Closing Sunroof
Express
Push the switch forward and release it within one-half
second and the sunroof will close automatically from any
104 GETTING TO KNOW YOUR VEHICLE

Cargo Tie-Down Hooks And Loops
The tie-downs located on the cargo area floor should be
used to secure loads safely when the vehicle is moving.
Cargo tie-down loops are located on the trim panels.

Using HomeLink
To operate, push and release the programmed HomeLink
button. Activation will now occur for the programmed
device (i.e. garage door opener, gate operator, security
system, entry door lock, home/office lighting, etc.). The
hand-held transmitter of the device may also be used at
any time.
Security
It is advised to erase all channels before you sell or turn in
your vehicle.
To do this, push and hold the two outside buttons for 20
seconds until the orange indicator flashes. Note that all
channels will be erased. Individual channels cannot be
erased.
The HomeLink Universal Transceiver is disabled when the
Vehicle Security Alarm is active.
Troubleshooting Tips
If you are having trouble programming HomeLink, here
are some of the most common solutions:
•Replace the battery in the Garage Door Opener hand-
held transmitter. •
Push the LEARN button on the Garage Door Opener to
complete the training for a Rolling Code.
• Did you unplug the device for programming and re-
member to plug it back in?
If you have any problems, or require assistance, please call
toll-free 1-800-355-3515 or, on the Internet at
HomeLink.com for information or assistance.

The power inverter is designed with built-in overload
protection. If the power rating of 150 Watts is exceeded, the
power inverter automatically shuts down. Once the elec-
trical device has been removed from the outlet the inverter
should automatically reset. To avoid overloading the cir-
cuit, check the power ratings on electrical devices prior to
using the inverter.
CAUTION!
•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 appropriately.
(Continued)
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— Oil Temperature Warning Light
This warning light will illuminate to indicate the engine oil
temperature is high. If the light turns on while driving,
stop the vehicle and shut off the engine as soon as possible.
Wait for oil temperature to return to normal levels.
CAUTION!
Continuous driving with the Transmission Tempera-
ture Warning Light illuminated will eventually cause
severe transmission damage or transmission failure.
— Vehicle Security Warning Light — If Equipped
This light will flash at a fast rate for approximately 15
seconds when the vehicle security alarm is arming, and
then will flash slowly until the vehicle is disarmed.
Yellow Warning Lights

CAUTION!(Continued)
vehicle must be serviced before any emissions tests
can be performed.
• If the MIL is flashing while the vehicle is running,
severe catalytic converter damage and power loss
will soon occur. Immediate service is required.
Onboard Diagnostic System (OBD II) Cybersecurity
Your vehicle is required to have an Onboard Diagnostic
system (OBD II) and a connection port to allow access to
information related to the performance of your emissions
controls. Authorized service technicians may need to ac-
cess this information to assist with the diagnosis and
service of your vehicle and emissions system.
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