User Manual - Page 229

For 2020 Wrangler.

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STARTING AND OPERATING 227
ELECTRO-HYDRAULIC POWER STEERING
Your vehicle is equipped with an
electro-hydraulic power steering system that
will give you good vehicle response and
increased ease of maneuverability in tight
spaces. The system will vary its assist to provide
light efforts while parking and good feel while
driving. If the electro-hydraulic power steering
system experiences a fault that prevents it from
providing power steering assist, then the
system will provide mechanical steering capa-
bility.
If the “SERVICE POWER STEERING”
message and a flashing icon are
displayed on the instrument cluster
screen, it indicates that the vehicle
needs to be taken to the dealer for service. It is
likely the vehicle has lost power steering assis-
tance. Refer to “Instrument Cluster Display” in
“Getting To Know Your Instrument Panel” for
further information.
If the POWER STEERING HOT” message and an
icon are displayed on the instrument cluster
screen, it indicates that extreme steering
maneuvers may have occurred, which caused
an over temperature condition in the power
steering system. You will lose power steering
assistance momentarily until the over tempera-
ture condition no longer exists. Once driving
conditions are safe, then pull over and let
vehicle idle for a few moments until the light
turns off. Refer to “Instrument Cluster Display”
in “Getting To Know Your Instrument Panel” for
further information.
NOTE:
Even if power steering assistance is no longer
operational, it is still possible to steer the
vehicle. Under these conditions there will be
a substantial increase in steering effort,
especially at very low vehicle speeds and
during parking maneuvers.
If the condition persists, see your authorized
dealer for service.
STOP/START SYSTEM — AUTOMATIC
TRANSMISSION (IF EQUIPPED)
The Engine Stop/Start (ESS) function is devel-
oped to reduce fuel consumption. The system
will stop the engine automatically during a
vehicle stop if the required conditions are met.
Releasing the brake pedal or pressing the accel-
erator pedal will automatically re-start the
engine.
ESS vehicles have been upgraded with a heavy
duty starter, enhanced battery, and other
upgraded engine parts, to handle the additional
engine starts. Vehicles equipped with eTorque
contain a heavy duty motor generator and an
additional hybrid electric battery to store energy
from vehicle deceleration for use on engine
startup after a stop as well as providing launch
torque assist.
NOTE:
It is recommended that Stop/Start be disabled
during off-road use.
CAUTION!
Extreme steering maneuvers may cause the
electrically driven pump to reduce or stop
power steering assistance in order to prevent
damage to the system. Normal operation will
resume once the system is allowed to cool.
5
20_JL_OM_EN_USC_t.book Page 227
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