ignition JEEP WRANGLER 4XE 2021 User Guide
Page 370 of 476
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Take care to avoid the radiator cooling fan
whenever the hood is raised. It can start
anytime the ignition switch is ON. You can be
injured by moving fan blades.
Remove any metal jewelry such as rings,
watch bands and bracelets that could make
an inadvertent electrical contact. You could be
seriously injured.
Batteries contain sulfuric acid that can burn
your skin or eyes and generate hydrogen gas
which is flammable and explosive. Keep open
flames or sparks away from the battery.
WARNING!
Do not allow vehicles to touch each other as this
could establish a ground connection and
personal injury could result.
WARNING!
Failure to follow this jump starting procedure
could result in personal injury or property
damage due to battery explosion.
CAUTION!
Failure to follow these procedures could result in
damage to the charging system of the booster
vehicle or the discharged vehicle.
Page 397 of 476
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$ K R W H [ K D X V W V \ V W H P F D Q V W D U W D I L U H L I \ R X S D U N
R Y H U P D W H U L D O V W K D W F D Q E X U Q 6 X F K P D W H U L D O V
P L J K W E H J U D V V R U O H D Y H V F R P L Q J L Q W R F R Q W D F W
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R S H U D W H \ R X U Y H K L F O H L Q D U H D V Z K H U H \ R X U
H [ K D X V W V \ V W H P F D Q F R Q W D F W D Q \ W K L Q J W K D W F D Q
E X U Q : $ 5 1 , 1 *
Do not attempt to inspect an accessory drive
belt with vehicle running.
When working near the radiator cooling fan,
disconnect the fan motor lead. The fan is
temperature controlled and can start at any
time regardless of ignition mode. You could be
injured by the moving fan blades.
You can be badly injured working on or around
a motor vehicle. Only do service work for which
you have the knowledge and the proper equip-
ment. If you have any doubt about your ability
to perform a service job, take your vehicle to a
competent mechanic.
8
21_JL_OM_EN_USC_t.book Page 395
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Use only refrigerants and compressor lubri-
cants approved by the manufacturer for your
air conditioning system. Some unapproved
refrigerants are flammable and can explode,
injuring you. Other unapproved refrigerants or
lubricants can cause the system to fail,
requiring costly repairs. Refer to Warranty
Information Book, located in your owner’s
information kit, for further warranty informa -
tion.
WARNING!
WARNING!
Do not remove the cabin air filter while the
vehicle is running, or while the ignition is in the
ACC or ON/RUN mode. With the cabin air filter
removed and the blower operating, the blower
can contact hands and may propel dirt and
debris into your eyes, resulting in personal injury.
Page 409 of 476
& $ 8 7 , 2 1
8 V L Q J D W U D Q V P L V V L R Q I O X L G R W K H U W K D Q W K H
P D Q X I D F W X U H U U H F R P P H Q G H G I O X L G P D \ F D X V H
G H W H U L R U D W L R Q L Q W U D Q V P L V V L R Q V K L I W T X D O L W \ D Q G R U
W R U T X H F R Q Y H U W H U V K X G G H U Úpage 456.
WARNING!
When replacing a blown fuse, always use an
appropriate replacement fuse with the same
amp rating as the original fuse. Never replace
a fuse with another fuse of higher amp rating.
Never replace a blown fuse with metal wires or
any other material. Failure to use proper fuses
may result in serious personal injury, fire and/
or property damage.
Before replacing a fuse, make sure that the
ignition is off and that all the other services
are switched off and/or disengaged.
If the replaced fuse blows again, contact an
authorized dealer.
If a general protection fuse for safety systems
(air bag system, braking systemyf S R Z H U X Q L W
systems (engine system, gearbox systemyf R U
steering system blows, contact an authorized
dealer.8
21_JL_OM_EN_USC_t.book Page 407
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7 K H W U D F W L R Q J U D G H D V V L J Q H G W R W K L V W L U H L V E D V H G
R Q V W U D L J K W D K H D G E U D N L Q J W U D F W L R Q W H V W V D Q G
G R H V Q R W L Q F O X G H D F F H O H U D W L R Q F R U Q H U L Q J
K \ G U R S O D Q L Q J R U S H D N W U D F W L R Q F K D U D F W H U L V W L F V
: $ 5 1 , 1 *
7 K H W H P S H U D W X U H J U D G H I R U W K L V W L U H L V
H V W D E O L V K H G I R U D W L U H W K D W L V S U R S H U O \ L Q I O D W H G D Q G
Q R W R Y H U O R D G H G ( [ F H V V L Y H V S H H G X Q G H U L Q I O D W L R Q
R U H [ F H V V L Y H O R D G L Q J H L W K H U V H S D U D W H O \ R U L Q
F R P E L Q D W L R Q F D Q F D X V H K H D W E X L O G X S D Q G
S R V V L E O H W L U H I D L O X U H
: $ 5 1 , 1 *
Take care to avoid the radiator cooling fan
whenever the hood is raised. It can start
anytime the ignition switch is ON. You can be
injured by moving fan blades.
Remove any metal jewelry such as rings,
watch bands and bracelets that could make
an inadvertent electrical contact. You could be
seriously injured.
Vehicles with the Stop/Start system will be
equipped with two batteries. Both the main
and the supplemental batteries must be
disconnected to completely de-energize the
12 Volt electrical system.
Serious injury or death could result if you do
not disconnect both batteries. To learn how to
properly disconnect, see an authorized dealer.
CAUTION!
If the negative battery cables are not isolated
properly it can cause a potential power spike or
surge in the system, resulting in damage to
essential electrical components.