User Manual - Page 134

For 2020 Wrangler.

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132 GETTING TO KNOW YOUR INSTRUMENT PANEL
The battery was discharged by an electrical
load left on when the vehicle was parked.
The battery was used for an extended period
with the engine not running to supply radio,
lights, chargers, +12 Volt portable appli-
ances like vacuum cleaner’s, game consoles
and similar devices.
What to do when an electrical load reduction
action message is present (“Battery Saver On”
or “Battery Saver Mode”)
During a trip:
Reduce power to unnecessary loads if
possible:
Turn off redundant lights (interior or exte-
rior)
Check what may be plugged in to power
outlets +12 Volt, 150W, USB ports
Check HVAC settings (blower, tempera-
ture)
Check the audio settings (volume)
After a trip:
Check if any aftermarket equipment was
installed (additional lights, upfitter electrical
accessories, audio systems, alarms) and
review specifications if any (load and Ignition
Off Draw currents).
Evaluate the latest driving cycles (distance,
driving time and parking time).
The vehicle should have service performed if
the message is still present during consecu-
tive trips and the evaluation of the vehicle
and driving pattern did not help to identify the
cause.
WARNING LIGHTS AND MESSAGES
The warning/indicator lights will illuminate in
the instrument panel together with a dedicated
message and/or acoustic signal when appli-
cable. These indications are indicative and
precautionary and as such must not be consid-
ered as exhaustive and/or alternative to the
information contained in the Owner’s 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 applicable. The
system check menu may appear different
based upon equipment options and current
vehicle status. Some telltales are optional and
may not appear.
Red Warning Lights
Air Bag Warning Light
This warning light will illuminate to
indicate a fault with the air bag, and
will turn on for four to eight seconds
as a bulb check when the ignition is
placed in the ON/RUN or ACC/ON/RUN posi-
tion. This light will illuminate with a single chime
when a fault with the air bag has been detected,
it will stay on until the fault is cleared. If the light
is either not on during startup, stays on, or turns
on while driving, have the system inspected at
an authorized dealer as soon as possible.
Brake Warning Light
This warning light monitors various
brake functions, including brake fluid
level and parking brake application.
If the brake light turns on it may
indicate that the parking brake is applied, that
the brake fluid level is low, or that there is a
problem with the anti-lock brake system
reservoir.
If the light remains on when the parking brake
has been disengaged, and the fluid level is at
the full mark on the master cylinder reservoir, it
indicates a possible brake hydraulic system
malfunction or that a problem with the Brake
20_JL_OM_EN_USC_t.book Page 132
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