2015 JEEP CHEROKEE Service Electronic Throttle Control

•Electronic Throttle Control (ETC) Light
This light informs you of a problem with
the Electronic Throttle Control (ETC) sys-
tem. The light will come on when the
ignition is first turned ON and remain on
briefly as a bulb check. If the light does not come on
during starting, have the system checked by an
authorized dealer.
If a problem is detected, the light will come on while
the engine is running. Cycle the ignition key when
the vehicle has completely stopped and the shift lever
is placed in the PARK position. The light should turn
off.
If the light remains lit with the engine running, your
vehicle will usually be drivable. However, see an
authorized dealer for service as soon as possible. If
the light is flashing when the engine is running,
immediate service is required. You may experience
reduced performance, an elevated/rough idle or en-
gine stall and your vehicle may require towing.
•Oil Temperature Warning Light
This telltale indicates engine oil tempera-
ture is high. If the light turns on while
driving, stop the vehicle and shut off the
engine as soon as possible.
•Secondary Air Bag Warning Light
If the light turns on while driving, have the
system inspected at an authorized dealer as
soon as possible. Refer to “Occupant Re-
straints” in “Things To Know Before Start-
ing Your Vehicle” for further information.
14. 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 drive-
shafts are mechanically locked together forcing the front
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•Door Ajar
This light will turn on to indicate that one or
more doors may be ajar.
•Oil Pressure Warning Light
This telltale indicates low engine oil pressure. If
the light turns on while driving, stop the vehicle and shut
off the engine as soon as possible. A chime will sound
when this light turns on.
Do not operate the vehicle until the cause is corrected.
This light does not show how much oil is in the engine.
The engine oil level must be checked under the hood.
•Electronic Throttle Control (ETC) Light
This light informs you of a problem with the
Electronic Throttle Control (ETC) system. The
light will come on when the ignition is first
turned ON and remain on briefly as a bulb check. If the
light does not come on during starting, have the system
checked by an authorized dealer.
If a problem is detected, the light will come on while the
engine is running. Cycle the ignition key when the
vehicle has completely stopped and the shift lever is
placed in the PARK position. The light should turn off.
If the light remains lit with the engine running, your
vehicle will usually be drivable. However, see an autho-
rized dealer for service as soon as possible. If the light is
flashing when the engine is running, immediate service is
required. You may experience reduced performance, an
elevated/rough idle or engine stall and your vehicle may
require towing.
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•Oil Pressure Warning Light
This light indicates low engine oil pressure.
The light should turn on momentarily when
the engine is started. If the light turns on while
driving, stop the vehicle and shut off the engine as
soon as possible. A chime will sound for four minutes
when this light turns on.
Do not operate the vehicle until the cause is cor-
rected. This light does not show how much oil is in
the engine. The engine oil level must be checked
under the hood.
•Charging System Light
This light shows the status of the electrical
charging system. If the light stays on or comes
on while driving, turn off some of the vehicle’s
non-essential electrical devices or increase engine
speed (if at idle). If the charging system light remains
on, it means that the vehicle is experiencing a prob-
lem with the charging system. Obtain SERVICE IM-
MEDIATELY. See an authorized dealer.
If jump starting is required, refer to “Jump Starting
Procedures” in “What To Do In Emergencies”.
•Electronic Throttle Control (ETC) Light
This light informs you of a problem with
the Electronic Throttle Control (ETC) sys-
tem. The light will come on when the
ignition is first turned ON and remain on
briefly as a bulb check. If the light does not come on
during starting, have the system checked by an
authorized dealer.
If a problem is detected, the light will come on while
the engine is running. Cycle the ignition key when the
vehicle has completely stopped and the shift lever is
placed in the PARK position. The light should turn off.
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•Engine Temperature Warning Light
This light warns of an overheated engine condi-
tion. As temperatures rise and the gauge ap-
proachesH,this indicator will illuminate and a single
chime will sound after reaching a set threshold. Further
overheating will cause the temperature gauge to passH,
a continuous chime will occur until the engine is allowed
to cool.
If the light turns on while driving, safely pull over and
stop the vehicle. If the A/C system is on, turn it off. Also,
shift the transmission into NEUTRAL and idle the ve-
hicle. If the temperature reading does not return to
normal, turn the engine off immediately and call for
service. Refer to “If Your Engine Overheats” in “What To
Do In Emergencies” for more information.
•Door Ajar
This light will turn on to indicate that one or
more doors may be ajar.
•Oil Pressure Warning Light
This telltale indicates low engine oil pressure. If
the light turns on while driving, stop the vehicle and shut
off the engine as soon as possible. A chime will sound
when this light turns on.
Do not operate the vehicle until the cause is corrected.
This light does not show how much oil is in the engine.
The engine oil level must be checked under the hood.
•Electronic Throttle Control (ETC) Light
This light informs you of a problem with the
Electronic Throttle Control (ETC) system. The
light will come on when the ignition is first
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