2011 Hyundai Sonata battery replacement

411
Features of your vehicle
Lock releaseTrunk
1. Open the trunk lid with the mechanicalkey.
2. Set the trunk lid control switch to UNLOCK ( ).
3. Close the trunk lid.
In this position the trunk will open with
the trunk lid release button or smart key.
Glove box
Unlock the glove box using the mechani-
cal key.
Battery replacementA smart key battery should last for sever-
al years, but if the smart key is not work-
ing properly, try replacing the battery with
a new one. If you are unsure how to use
your smart key or replace the battery,
contact an authorized HYUNDAI dealer.
1. Insert a slim tool into the opening and gently pry open the rear cover of the
smart key.
2. Replace the battery with a new battery (CR2032). When replacing the battery,
make sure the battery positive “+” sym-
bol faces up as indicated in the illus-
tration.
3. Install the battery in the reverse order of removal.

OBH048004
CAUTION
• The smart key is designed to give you years of trouble-free use,however it can malfunction ifexposed to moisture or staticelectricity. If you are unsure how to use or replace the battery, con-tact an authorized HYUNDAI deal- er.
• Using the wrong battery can cause the smart key to malfunc-tion. Be sure to use the correct battery.
• To avoid damaging the smart key, don't drop it, get it wet, or exposeit to heat or sunlight.
• An inappropriately disposed bat- tery can be harmful to the envi-ronment and human health.
Dispose the battery according toyour local law(s) or regulation.

YF HMA 4-103.QXP 1/12/2010 5:44 PM Page 11

413
Features of your vehicle
Transmitter precautions✽NOTICEThe transmitter will not work if any of
following occur:
• The ignition key is in ignition switch.
• You exceed the operating distance
limit (about 90 feet [30 m]).
• The battery in the transmitter is weak.
• Other vehicles or objects may be blocking the signal.
• The weather is extremely cold.
• The transmitter is close to a radio transmitter such as a radio station or
an airport which can interfere with
normal operation of the transmitter.
When the transmitter does not work
correctly, open and close the door with
the ignition key. If you have a problem
with the transmitter, contact an author-
ized HYUNDAI dealer.
This device complies with Part 15 of
the FCC rules.
Operation is subject to the following two
conditions:
1. This device may not cause harmful interference, and
2. This device must accept any interfer- ence received, including interference
that may cause undesired operation.
Battery replacementThe transmitter uses a 3 volt lithium bat-
tery which will normally last for several
years. When replacement is necessary,
use the following procedure.
1. Insert a slim tool into the slot and gen- tly pry open the transmitter center
cover.
2. Replace the battery with a new battery (CR2032). When replacing the battery,
make sure the battery positive “+” sym-
bol faces up.
3. Install the battery in the reverse order of removal.
For replacement transmitters, see an
authorized HYUNDAI dealer for transmit-
ter reprogramming.
CAUTION
Keep the transmitter away from water or any liquid. If the keylessentry system is inoperative due toexposure to water or liquids, it will not be covered by your manufactur-er’s vehicle warranty.
WARNING
Changes or modifications not
expressly approved by the party
responsible for compliance could
void the user’s authority to operate
the equipment. If the keyless entry
system is inoperative due to
changes or modifications not
expressly approved by the party
responsible for compliance, it will
not be covered by your manufactur-
er’s vehicle warranty.

ONF048120

YF HMA 4-103.QXP 12/24/2009 5:09 PM Page 13

Features of your vehicle72
4To signal a lane change, move the turn
signal lever slightly and hold it in position
(B). The lever will return to the OFF posi-
tion when released.
If an indicator stays on and does not
flash or if it flashes abnormally, one of the
turn signal bulbs may be burned out and
will require replacement.One-touch triple turn signal To activate an one-touch triple turn signal
move the turn signal lever up or down
slightly and then release it. The lane
change signals will blink 3 times.✽
NOTICEIf an indicator flash is abnormally quick
or slow, a bulb may be burned out or
have a poor electrical connection in the
circuit.
Front fog light (if equipped) Fog lights are used to provide improved
visibility when visibility is poor due to fog,
rain or snow etc. The fog lights will turn
on when fog light switch (1) is turned to
ON after the headlights are turned on.
To turn off the fog lights, turn the switch
to OFF.
CAUTION
When in operation, the fog lights
consume large amounts of vehicle electrical power. Only use the foglights when visibility is poor orunnecessary battery and generatordrain could occur.

OAM049046

YF HMA 4-103.QXP 12/24/2009 5:14 PM Page 72

751
Maintenance
Memory fuseYour vehicle is equipped with a memory
fuse to prevent battery discharge if your
vehicle is parked without being operated
for prolonged periods. Use the following
procedures before parking the vehicle for
prolonged periods.
1. Turn off the engine.
2. Turn off the headlights and tail lights.
3. Open the driver’s side panel cover andpull up the memory fuse.
✽NOTICE• If the memory fuse is pulled up from
the fuse panel, the warning chime,
audio, clock and interior lamps, etc.,
will not operate. Some items must be
reset after replacement. Refer to
“Battery” in this section.
• Even though the memory fuse is pulled up, the battery can still be dis-
charged by operation of the head-
lights or other electrical devices.
Engine compartment fuse
replacement1. Turn the ignition switch and all other
switches off.
2. Remove the fuse panel cover by pressing the tab and pulling up.

OYF079022

OYF079023

YF HMA 7.QXP 11/25/2009 1:50 PM Page 51

Index2I
Air bags··················\
··················\
··················\
··················\
··3-37Air bag warning label··················\
··················\
············3-63
Air bag warning light ··················\
··················\
············3-40
Curtain air bag··················\
··················\
··················\
·····3-54
Driver's and passenger's front air bag ··················\
·····3-49
Occupant classification system ··················\
···············3-44
Side impact air bag··················\
··················\
················3-53
SRS components and functions ··················\
··············3-40
Air cleaner ··················\
··················\
··················\
···············7-28
Alarm system ··················\
··················\
··················\
···········4-14
Antenna (glass) ··················\
··················\
··················\
······4-104
Anti-lock brake system ··················\
··················\
··(ABS) 5-24
Appearance care··················\
··················\
··················\
·······7-64 Exterior care ··················\
··················\
··················\
········7-64
Interior care ··················\
··················\
··················\
·········7-68
Armrest ··················\
··················\
··················\
··················\
··3-13
Audio system ··················\
··················\
··················\
·········4-104 Glass antenna ··················\
··················\
··················\
····4-104
Steering wheel audio control··················\
·················4-10\
4
Automatic climate control system ··················\
···············4-88 Air conditioning ··················\
··················\
··················\
··4-94
Automatic heating and air conditioning··················\
··4-89
Manual heating and air conditioning ··················\
······4-90 Automatic transaxle ··················\
··················\
··················\
·5-14
Ignition key interlock system ··················\
··················\
5-19
Paddle shifter··················\
··················\
··················\
·······5-17
Shift lock system ··················\
··················\
··················\
·5-18
Sports mode··················\
··················\
··················\
·········5-17
Battery··················\
··················\
··················\
··················\
····7-33
Battery saver function··················\
··················\
················4-68
Before driving ··················\
··················\
··················\
············5-3
Binding arbitration ··················\
··················\
··················\
·····8-9
Bottle holders, see cup holders ··················\
··················\
4-100
Brake system··················\
··················\
··················\
············5-21 Anti-lock brake system (ABS) ··················\
················5-24
Electronic stability control (ESC) ··················\
···········5-26
Parking brake ··················\
··················\
··················\
······5-22
Power brakes ··················\
··················\
··················\
·······5-21
Brakes/clutch fluid ··················\
··················\
··················\
···7-25
Bulb replacement ··················\
··················\
··················\
·····7-58
Bulb wattage ··················\
··················\
··················\
··············8-2
Button start/stop, see engine start/stop button·················5-7A
B

YF HMA INDEX.QXP 1/13/2010 2:11 PM Page 2