service indicator JEEP GRAND CHEROKEE 2017 WK2 / 4.G User Guide

damage can occur. To correct this condi-
tion it will be necessary to have your ve-
hicle serviced by your local authorized
dealer.
NOTE:
Failing to follow the oil change indicator,
changing your oil and resetting the oil change
indicator by 0 miles remaining will prevent
the diesel exhaust filter from performing it's
cleaning routine. This will shortly result in a
Malfunction Indicator Light (MIL) and re-
duced engine power. Only an authorized
dealer will be able to correct this condition.
CAUTION!
See your authorized dealer, as damage to
the exhaust system could occur soon with
continued operation.
Diesel Exhaust Fluid (DEF) Warning
Messages
Your vehicle will begin displaying warning
messages when the DEF level reaches a driv-
ing range of approximately 500 miles. If the
following warning message sequence is ig- nored, your vehicle may not restart unless
DEF is added with in the mileage shown in
the instrument cluster display message.
•
Engine Will Not Restart in XXXX mi DEF Low
Refill Soon — This message will display
when DEF driving range is less than
500 miles, DEF fluid top off is required
with in the displayed mileage. The mes-
sage will be shown in the display during
vehicle start up with the current allowed
mileage and accompanied by a single
chime. The remaining mileage can be
pulled up anytime by way of the “Mes-
sages” list within the instrument cluster
display.
• Engine Will Not Restart in XXXX mi Refill DEF
— This message will display when DEF
driving range is less than 311 miles. It is
also displayed at 249 miles, 186 miles,
and 124 miles. Continuous Display starts
at 124 miles. DEF fluid top off is required
with in the displayed mileage. The mes-
sage will be shown in the display during
vehicle start up with an updated distance
mileage, and it will be accompanied by a
single chime. Starting at 100 miles, re-
maining range will be continuously dis- played while operating the vehicle.
Chimes will also accompany the 75,
50 and 25 mile remaining distances. The
DEF Low telltale will be on continuously
until DEF fluid is topped off.
• Engine Will Not Restart Refill DEF — This
message will display when the DEF driving
range is less than 1 mile, DEF fluid top off
is required or the engine will not restart.
The message will be shown in the instru-
ment cluster display during vehicle start
up, and it will be accompanied by a single
chime. The DEF Low telltale will be illu-
minated continuously until DEF fluid tank
is filled with a minimum of two gallons of
DEF.
Diesel Exhaust Fluid (DEF) Fault Warning
Messages
There are different messages which are dis-
played if the vehicle detects that the DEF
system has been filled with a fluid other than
DEF, has experienced component failures, or
when tampering has been detected.
GETTING TO KNOW YOUR INSTRUMENT PANEL
78

When the DEF system needs to be serviced
the following warnings will display:
•Service DEF System See Dealer — This mes-
sage will display when the fault is initially
detected and each time the vehicle is
started. The message will be accompanied
by a single chime and the Malfunction
Indicator Light. We recommend you drive
to your nearest authorized dealer and have
your vehicle serviced immediately. If not
corrected in 30 miles, vehicle will enter
the “Engine Will not restart in XXXmi Ser-
vice DEF See dealer” warning stage and
message.
• Incorrect DEF Detected See Dealer — This
message will display if the DEF system has
detected the incorrect fluid has been in-
troduced to the DEF tank. The message
will be accompanied by a single chime. We
recommend you drive to your nearest au-
thorized dealer and have your vehicle ser-
viced immediately. If not corrected in
30 miles, vehicle will enter the Engine Will
not restart in XXX mi Service DEF See
dealer warning stage and message. •
Engine Will Not Restart in XXX mi Service
DEF See Dealer — This message is first
displayed if the fault detected is not ser-
viced after 30 miles of operation. It is also
displayed at 250 miles, 186 miles, and
124 miles. System service is required
within the displayed mileage. The mes-
sage will be displayed in the instrument
cluster display during vehicle start up with
an updated distance mileage, and it will
be accompanied by a single chime. Start-
ing at 124 miles, remaining range will be
continuously displayed while operating
the vehicle. Chimes will also accompany
the 75, 5,0 and 25 mile remaining dis-
tances. We recommend you drive to your
nearest authorized dealer and have your
vehicle serviced immediately.
• Engine Will Not Restart Service DEF System
See Dealer — This message will display if
DEF system issue detected is not serviced
during the allowed period. Your engine will
not restart unless your vehicle is serviced
by your authorized dealer. This message
will be displayed when under 1 mile until
engine will not start and each time the
vehicle is started, and will be continuously displayed. The message will be accompa-
nied by a single chime. Your Malfunction
Indicator Light will be continuously illu-
mined. We highly recommend you drive to
your nearest authorized dealer if the mes-
sage appears while engine is running.
• Engine Will Not Start Service DEF System
See Dealer — This message will display
when the fault detected is not serviced
after the Engine will not restart Service
DEF System See Dealer message is dis-
played on the next subsequent restart.
Your engine will not start unless you ve-
hicle is serviced by your authorized dealer.
The message will be accompanied by a
single chime. Your Malfunction Indicator
Light will be continuously illuminated. If
the message appears and you can not start
the engine, we recommend you have your
vehicle towed to your nearest authorized
dealer immediately.
79

NOTE:
• The gauge may take up to five seconds toupdate after adding a gallon or more of
Diesel Exhaust Fluid (DEF) to the DEF
tank. If you have a fault related to the DEF
system, the gauge may not update to the
new level. See your authorized dealer for
service.
• The DEF gauge may also not immediately update after a refill if the temperature of
the DEF fluid is below 12F (-11C). The
DEF line heater will possibly warm up the
DEF fluid and allow the gauge to update
after a period of run time. Under very cold
conditions, it is possible that the gauge
may not reflect the new fill level for several
drives.
TRIP COMPUTER
Push and release the upordown
arrow button until the Trip A or Trip B icon is
highlighted in the instrument cluster display
(Toggle left or right to select Trip A or Trip B).
Push and release the OKbutton to display the
Trip information.
WARNING/INDICATOR
LIGHTS AND MESSAGES
IMPORTANT: The warning/indicator light
switches on in the instrument panel together
with a dedicated message and/or acoustic
signal when applicable. These indications
are indicative and precautionary and as such
must not be considered as exhaustive and/or
alternative to the information contained in
the Owner Manual, which you are advised to
read carefully in all cases. Always refer to the
information in this chapter in the event of a
failure indication.
All active telltales will display first, if appli-
cable. The system check menu may appear
different based upon equipment options and
current vehicle status. Some telltales are
optional and may not appear.
Red Telltale Lights
– Seat Belt Reminder Warning Light
When the ignition switch is first turned to
ON/RUN, this light will turn on for four to
eight seconds as a bulb check. During the
bulb check, if the driver's seat belt is unbuck- led, a chime will sound. After the bulb check
or when driving, if the driver’s seat belt re-
mains unbuckled, the Seat Belt Reminder
Light will flash or remain on continuously and
a chime will sound.
– Air Bag Warning Light
This light will turn on for four to eight sec-
onds as a bulb check when the ignition
switch is first turned to ON/RUN. If the light
is either not on during startup, stays on, or
turns on while driving, have the system in-
spected at an authorized dealer as soon as
possible. This light will illuminate with a
single chime when a fault with the Air Bag
Warning Light has been detected, it will stay
on until the fault is cleared. If the light comes
on intermittently or remains on while driving,
have an authorized dealer service the vehicle
immediately.
– Brake Warning Light
This light monitors various brake functions,
including brake fluid level and parking brake
application. If the brake light turns on it may
GETTING TO KNOW YOUR INSTRUMENT PANEL
80

NOTE:
• If the power steering assistance is no lon-ger operational, it is still possible to steer
the vehicle. Under these conditions there
will be a substantial increase in steering
effort, especially at low speeds and during
parking maneuvers.
• See your authorized dealer for service.
– Door Open Warning Light
This indicator will illuminate when a door is
ajar/open and not fully closed.
If the vehicle is moving, there will also be a
single chime.
– Liftgate Open Warning Light
This indicator will turn when the liftgate is
open.
If the vehicle is moving there will also be a
single chime.
– Transmission Temperature Warning
Light
This light indicates that there is excessive
transmission fluid temperature that might
occur with severe usage such as trailer tow- ing. If this light turns on, stop the vehicle and
run the engine at idle, with the transmission
in NEUTRAL, until the light turns off. Once
the light turns off, you may continue to drive
normally.
WARNING!
If you continue operating the vehicle when
the Transmission Temperature Warning
Light is illuminated you could cause the
fluid to boil over, come in contact with hot
engine or exhaust components and cause a
fire.
CAUTION!
Continuous driving with the Transmission
Temperature Warning Light illuminated
will eventually cause severe transmission
damage or transmission failure.
– Hood Open Warning Light
This indicator will illuminate when the hood
is left open and not fully closed.
Yellow Telltale Lights
– Engine Malfunction Warning Light
The Engine Check/Malfunction Indicator
Light (MIL) is a part of an Onboard Diagnostic
System called OBD II that monitors engine
and automatic transmission control systems.
The light will illuminate when the ignition is
in the ON position before engine start. If the
bulb does not come on when turning the key
from OFF to ON/RUN, have the condition
checked promptly.
Certain conditions, such as a loose or missing
gas cap, poor quality fuel, etc., may illumi-
nate the light after engine start. The vehicle
should be serviced if the light stays on
through several typical driving styles. In most
situations, the vehicle will drive normally and
will not require towing.
When the engine is running, the MIL may
flash to alert serious conditions that could
lead to immediate loss of power or severe
catalytic converter damage. The vehicle
should be serviced as soon as possible if this
occurs.
83

WARNING!
A malfunctioning catalytic converter, as
referenced above, can reach higher tem-
peratures than in normal operating condi-
tions. This can cause a fire if you drive
slowly or park over flammable substances
such as dry plants, wood, cardboard, etc.
This could result in death or serious injury
to the driver, occupants or others.
CAUTION!
Prolonged driving with the Malfunction
Indicator Light (MIL) on could cause dam-
age to the engine control system. It also
could affect fuel economy and driveability.
If the MIL is flashing, severe catalytic
converter damage and power loss will soon
occur. Immediate service is required.
– Electronic Stability Control (ESC)
Warning Light
The “ESC Indicator Light” in the instrument
cluster will come on when the ignition switch
is turned to the ON/RUN position. It should
go out when the engine is running. If the “ESC Indicator Light” comes on continuously
with the engine running, a malfunction has
been detected in the ESC system. If this light
remains on after several ignition cycles, and
the vehicle has been driven several miles
(kilometers) at speeds greater than 30 mph
(48 km/h), see your authorized dealer as soon
as possible to have the problem diagnosed
and corrected.
• The “ESC Off Indicator Light” and the
“ESC Indicator Light” come on momen-
tarily each time the ignition switch is
turned to ON/RUN.
• Each time the ignition is turned to ON/ RUN, the ESC system will be ON, even if it
was turned off previously.
• The ESC system will make buzzing or clicking sounds when it is active. This is
normal; the sounds will stop when ESC
becomes inactive following the maneuver
that caused the ESC activation.
This telltale indicates that an ESC event is
active.
– Electronic Stability Control (ESC) OFF
Indicator Light — If Equipped
This light indicates the Electronic Stability
Control (ESC) is off.
– Tire Pressure Monitoring System
(TPMS) Warning Light
The warning light switches on and a message
is displayed to indicate that the tire pressure
is lower than the recommended value and/or
that slow pressure loss is occurring. In these
cases, optimal tire duration and fuel con-
sumption may not be guaranteed.
Should one or more tires be in the condition
mentioned above, the display will show the
indications corresponding to each tire in se-
quence.
IMPORTANT: Do not continue driving with one
or more flat tires as handling may be compro-
mised. Stop the vehicle, avoiding sharp brak-
ing and steering. Repair immediately using
the dedicated tire repair kit and contact your
authorized dealer as soon as possible.
GETTING TO KNOW YOUR INSTRUMENT PANEL
84

– Anti-Lock Brake (ABS) Indicator Light
This light monitors the Anti-Lock Brake Sys-
tem (ABS). The light will turn on when the
ignition switch is placed in the ON/RUN
position and may stay on for as long as four
seconds.
If the ABS light remains on or turns on while
driving, then the Anti-Lock portion of the
brake system is not functioning and service is
required. However, the conventional brake
system will continue to operate normally if
the brake warning light is not on.
If the ABS light is on, the brake system
should be serviced as soon as possible to
restore the benefits of Anti-Lock Brakes. If
the ABS light does not turn on when the
ignition switch is placed in the ON/RUN
position, have the light inspected by an au-
thorized dealer.
– Low Fuel Warning Light
When the fuel level reaches approximately
2.4 gal (9.1 L) this light will turn on, and
remain on until fuel is added.
– Service Stop/Start System Indicator
Light — If Equipped
This telltale will turn on to indicate the Stop/
Start system is not functioning properly and
service is required.
– Forward Collision OFF Warning (FCW)
Light
This light indicates the Forward Collision
Warning is off.
– Service Forward Collision Warning
(FCW) Light
This light indicates a potential system fault
with the FCW system. Refer to “Adaptive
Cruise Control (ACC) — If Equipped” in
“Starting and Operating” for further informa-
tion.
– Low Windshield Washer Fluid Indica-
tor — If Equipped
This indicator will illuminate when the wind-
shield washer fluid is low.
– Service Adaptive Cruise Control
(ACC) System Indicator Light
This light will turn on when a ACC is not
operating and needs service. For further in-
formation, refer to “Adaptive Cruise Control
(ACC) — If Equipped” in “Starting And Op-
erating.”
– 4WD Low Indicator Light — If
Equipped
This light alerts the driver that the vehicle is
in the four-wheel drive LOW mode. The front
and rear driveshafts are mechanically locked
together forcing the front and rear wheels to
rotate at the same speed. Low range provides
a greater gear reduction ratio to provide in-
creased torque at the wheels.
Refer to “Four-Wheel Drive Operation — If
Equipped” in “Starting And Operating” for
further information on four-wheel drive op-
eration and proper use.
– LaneSense Indicator Light — If
Equipped
The LaneSense is solid yellow when the sys-
tem senses a lane drift situation.
GETTING TO KNOW YOUR INSTRUMENT PANEL
86

The LaneSense is flashing yellow when the
system senses the lane has been approached
and is in a lane departure situation.
Refer to “LaneSense — If Equipped" in
“Starting And Operating” for further informa-
tion.
– LaneSense Failure Indicator Light —
If Equipped
This light will turn on when the LaneSense
system is not operating and needs service.
Please see your authorized dealer.
— Water in Fuel Indicator Light — If
Equipped
The “Water In Fuel Indicator Light” will illu-
minate when there is water detected in the
fuel filters. If this light remains on, DO NOT
start the vehicle before you drain the water
from the fuel filters to prevent engine dam-
age.
— Wait To Start Light — If Equipped
The “Wait To Start” telltale will illuminate for
approximately two seconds when the ignition
is turned to the RUN position. It’s duration
may be longer based on colder operating conditions. Vehicle will not initiate start until
telltale is no longer displayed. Refer to
“Starting Procedures” in “Starting and Oper-
ating” for further information.
NOTE:
The “Wait To Start” telltale may not illumi-
nate if the intake manifold temperature is
warm enough.
— Low Diesel Exhaust Fluid (DEF) Indi-
cator Light — If Equipped
The Low Diesel Exhaust Fluid (DEF) Indicator
will illuminate if the vehicle is low on Diesel
Exhaust Fluid (DEF). Refer to “Starting And
Operating” for further information.
Blue Telltale Lights
— High Beam Indicator Light
This indicator shows that the high beam
headlights are on. Push the multifunction
control lever away from you to switch the
headlights to high beam. Pull the lever to-
ward you to switch the headlights back to low
beam. Pull the lever toward you for a tempo-
rary high beam on, "flash to pass" scenario.
Green Telltale Lights
– Park/Headlight ON Indicator Light
This indicator will illuminate when the park
lights or headlights are turned on.
– Front Fog Indicator Light — If
Equipped
This indicator will illuminate when the front
fog lights are on.
– Turn Signal Warning Lights
The instrument cluster arrow will flash inde-
pendently for the left or right turn signal as
selected, as well as the exterior turn signal
lamp(s) (front and rear) as selected when the
multifunction lever is moved down (left) or up
(right).
• A continuous chime will sound if the ve- hicle is driven more than 1 mile (1.6 km)
with either turn signal on.
• Check for an inoperative outside light bulb if either indicator flashes at a rapid rate.
87

ONBOARD DIAGNOSTIC
SYSTEM — OBD II
Your vehicle is equipped with a sophisticated
Onboard Diagnostic system called OBD II.
This system monitors the performance of the
emissions, engine, and automatic transmis-
sion control systems. When these systems are
operating properly, your vehicle will provide
excellent performance and fuel economy, as
well as engine emissions well within current
government regulations.
If any of these systems require service, the
OBD II system will turn on the Malfunction
Indicator Light (MIL). It will also store diag-
nostic codes and other information to assist
your service technician in making repairs.
Although your vehicle will usually be drivable
and not need towing, see your authorized
dealer for service as soon as possible.
CAUTION!
• Prolonged driving with the MIL on couldcause further damage to the emission
control system. It could also affect fuel
economy and driveability. The vehicle
must be serviced before any emissions
tests can be performed.
• If the MIL is flashing while the engine is
running, severe catalytic converter dam-
age and power loss will soon occur. Im-
mediate 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
access this information to assist with the
diagnosis and service of your vehicle and
emissions system.
WARNING!
• ONLY an authorized service technicianshould connect equipment to the OBD II
connection port in order to diagnose or
service your vehicle.
• If unauthorized equipment is connected
to the OBD II connection port, such as a
driver-behavior tracking device, it may:• Be possible that vehicle systems,
including safety related systems,
could be impaired or a loss of ve-
hicle control could occur that may
result in an accident involving seri-
ous injury or death.
• Access, or allow others to access,
information stored in your vehicle
systems, including personal infor-
mation.
For further information, refer to “Privacy
Practices” and “Uconnect CyberSecurity” in
“All About Uconnect Access” in your Owner’s
Manual Radio Supplement and “Cybersecu-
rity” in “Multimedia” in your Owner's Manual
at www.jeep.com/en/owners/manuals/.
89

WARNING!
Ignoring the Air Bag Warning Light in your
instrument panel could mean you won’t
have the air bag system to protect you in a
collision. If the light does not come on as a
bulb check when the ignition is first
turned on, stays on after you start the
vehicle, or if it comes on as you drive, have
an authorized dealer service the air bag
system immediately.
Redundant Air Bag Warning Light
If a fault with the Air Bag Warning Light
is detected, which could affect the Supple-
mental Restraint System (“SRS”), the Re-
dundant Air Bag Warning Light will illumi-
nate on the instrument panel. The
Redundant Air Bag Warning Light will stay on
until the fault is cleared. In addition, a single
chime will sound to alert you that the Redun-
dant Air Bag Warning Light has come on and
a fault has been detected. If the Redundant
Air Bag Warning Light comes on intermit-
tently or remains on while driving have an
authorized dealer service the vehicle imme-
diately. For additional information regarding the Re-
dundant Air Bag Warning Light, refer to
“Warning/Indicator Lights and Messages” in
“Getting to Know Your Instrument Panel”
section of this manual.
Front Air Bags
This vehicle has front air bags and lap/
shoulder belts for both the driver and front
passenger. The front air bags are a supple-
ment to the seat belt restraint systems. The
driver front air bag is mounted in the center
of the steering wheel. The passenger front air
bag is mounted in the instrument panel,
above the glove compartment. The words
“SRS AIRBAG” or “AIRBAG” are embossed
on the air bag covers.
“Base” Front Air Bag And Knee Bolster
Locations
1 — Driver And Passenger Front Air
Bags
2 — Passenger Knee Impact Bolster
3 — Driver Knee Impact Bolster/
Supplemental Knee Air Bag
SAFETY
122

After the engine is turned off, it may be
noticed that the air suspension system oper-
ates briefly, this is normal. The system is
correcting the position of the vehicle to en-
sure a proper appearance.
To assist with changing a spare tire, the
Quadra-Lift air suspension system has a fea-
ture which allows the automatic leveling to
be disabled. Refer to “Uconnect Settings” in
“Multimedia” for further information.
NOTE:
If equipped with a touch screen radio all
enabling/disabling of air suspension features
must be done through the radio. Refer to
“Uconnect Settings” in “Multimedia” for fur-
ther information.
WARNING!
The air suspension system uses a high
pressure volume of air to operate the sys-
tem. To avoid personal injury or damage to
the system, see your authorized dealer for
service.
Air Suspension Modes
The Air Suspension system has multiple
modes to protect the system in unique situa-
tions:
Tire/Jack Mode
To assist with changing a spare tire, the air
suspension system has a feature which al-
lows the automatic leveling to be disabled.
Refer to “Uconnect Settings” in “Multime-
dia” for further information.
NOTE:
This mode is intended to be enabled with
engine running.
Transport Mode
To assist with flat bed towing, the air suspen-
sion system has a feature which will put the
vehicle into Entry/Exit height and disable the
automatic load leveling system. Refer to
“Uconnect Settings” in “Multimedia” for fur-
ther information.
NOTE:
This mode is intended to be enabled with
engine running.Wheel Alignment Mode
Before performing a wheel alignment this
mode must be enabled. Refer to “Uconnect
Settings” in “Multimedia” for further infor-
mation.
NOTE:
This mode is intended to be enabled with
engine running.
If equipped with a touch screen radio all
enabling/disabling of air suspension features
must be done through the radio. Refer to
“Uconnect Settings” in “Multimedia” for fur-
ther information.
Instrument Cluster Display Messages
When the appropriate conditions exist, a
message will appear in the instrument clus-
ter. Refer to “Instrument Cluster Display” in
“Getting To Know Your Instrument Panel” for
further information.
Operation
The indicator lamps 3 through 6 will illumi-
nate to show the current position of the
vehicle. Flashing indicator lamps will show a
position which the system is working to
STARTING AND OPERATING
168