2012 HONDA ODYSSEY key battery

110Controls
Locking and Unlocking the DoorsKey Types and FunctionsThis vehicle comes with the following keys:
Use the keys to start and stop the engine, and to lock and unlock the doors and
tailgate. You can also use the remote transmitter to lock and unlock the doors and
to open the tailgate.
There is a panic button in the remote transmitter.■
Master Keys
1Key Types and Functions
All of the keys have an immobilizer system. The
immobilizer system helps to protect against vehicle
theft.
2Immobilizer System P. 134
The keys contain precision electronics.
Adhere to the following advice to prevent damage to
the electronics:•Do not leave the keys in direct sunlight, or in
locations with high temperature or high humidity.•Do not drop the keys or set heavy objects on them.•Keep the keys away from liquids.•Do not take the keys apart except for replacing the
battery.
If the circuits in the keys are damaged, the engine
may not start, and the remote transmitter may not
work.
If the keys do not work properly, have them
inspected by a dealer.
Models with remote
transmitter
Models with power
sliding door
Models with power sliding
door and power tailgate

122
uuOpening and Closing the TailgateuOpening/Closing the Power Tailgate
*
Controls
Opening/Closing the Power Tailgate
*
The power tailgate can be operated by pressing the power tailgate button on the
remote transmitter, pressing the power tailgate switch on the dashboard, or
pressing the button on the tailgate.■
The power tailgate can be opened when:
•The tailgate is fully closed.
•The shift lever is in
(P
.
•Press and hold the tailgate button on the remote transmitter for about one
second.
uIf you have changed the PTG keyless open mode setting to When
Unlocked, you need to unlock the tailgate before you press the tailgate button
to open it.
2Customized Features P. 101
■
The power tailgate can be closed when:
•The tailgate is fully open.
•The shift lever is in
(P
.
•Press and hold the tailgate button on the remote transmitter for about one
second.
1Opening/Closing the Power Tailgate
The power tailgate may not open or close under the
following conditions:•The vehicle is parked on a steep hill.•The vehicle is swayed in a strong wind.•The tailgate or the roof is covered with snow or ice.
If you close the power tailgate when all the doors are
locked, the power tailgate locks automatically.
If you replace the battery or the power tailgate fuse
while the tailgate is open, the power tailgate may be
disabled. The power tailgate resumes once you
manually close the tailgate.
Installing aftermarket components other than
genuine Honda accessories on the power tailgate
may prevent it from fully opening or closing.
Make sure the power tailgate is fully open before you
get your luggage in and out.
Make sure the power tailgate is fully closed before
you start the vehicle.
* Not available on all models

Continued
135
uuSecurity SystemuSecurity System Alarm
*
Controls
■
Setting the security system alarm
The security system alarm automatically sets when the following conditions have
been met:
•The ignition switch is in LOCK
(0
, and the key has been removed from the
ignition switch.
•The hood is closed.
•All doors and the tailgate are locked with the key or the remote transmitter.
■
When the security system alarm sets
The security system alarm indicator in the instrument panel blinks. When the
blinking interval changes after about 15 seconds, the security system alarm is set.
■
To cancel the security system alarm
The security system alarm is canceled when the vehicle is unlocked using the key or
remote transmitter. The security system alarm indicator goes off at the same time.
1Security System Alarm
Do not set the security system alarm when someone
is in the vehicle or a window is open. The system can
accidentally activate when:•Unlocking the door with the lock tab or the master
door lock switch.•Opening the tailgate with the power tailgate
button on the dashboard.
If the battery goes dead after you have set the
security system alarm, the security alarm may go off
once the battery is recharged or replaced.
If this occurs, deactivate the security system alarm by
unlocking a door using the key or remote transmitter.
Do not attempt to alter this system or add another
device to it.Models with power tailgate

142
uuOperating the Switches Around the Steering WheeluTurn Signals
Controls
Turn Signals
The turn signals can be used when the ignition
switch is in ON
(w
.
Light Switches
Rotating the light switch turns the lights on
and off, regardless of the position of the
ignition switch.■
High beams
Push the lever forward until you hear a click.
■
Low beams
When in high beams, pull the lever back to
return to low beams.
■
Flashing the high beams
Pull the lever back, and release it.
Right Turn
Left Turn
■
Manual Operation
1Light Switches
If you remove the key from the ignition switch while
the lights are on, a chime sounds when the driver’s
door is opened.
When the lights are on, the lights on indicator in the
instrument panel will be on.
2Lights On Indicator P. 79
Repeatedly turning the headlights on and off reduces
the life of the HID headlight bulbs. If you sense that
the level of the headlights is abnormal, have the
vehicle inspected by a dealer.
Do not leave the lights on when the engine is off
because it will cause the battery to discharge.
Models with high voltage discharge tube bulb
High Beams
Flashing the high beamsLow Beams
Turns on side marker, tail, and
rear license plate lights
Turns on headlights, parking, side
marker, tail, and rear license plate
lights

380Maintenance
Remote Transmitter CareReplacing the Button BatteryIf the indicator does not come on when the button is pressed, replace the battery.
1.Unscrew the cover with a small Phillips-
head screwdriver. Press a button to pry
open the transmitter.
2.Open the keypad.
uSeparate the inner cover from the
keypad by releasing the two tabs on the
cover.
3.Make sure to replace the battery with the
correct polarity.
1Replacing the Battery
NOTICEAn improperly disposed of battery can damage the
environment. Always confirm local regulations for
battery disposal.
Replacement batteries are commercially available or
at a dealer.
Keypad
Screw
Battery type: CR1616
Battery
Tab

381
uuRemote Transmitter CareuReplacing the Button Battery
Maintenance
1.Unscrew the cover with a small Phillips-
head screwdriver. Press a button to pry
open the transmitter.
2.Open the keypad.
uSeparate the inner cover from the
keypad by releasing the two tabs on the
cover.
3.Make sure to replace the battery with the
correct polarity.
1Replacing the Battery
NOTICEAn improperly disposed of battery can damage the
environment. Always confirm local regulations for
battery disposal.
Replacement batteries are commercially available or
at a dealer.
Models with power sliding doorKeypad
Screw
Battery type: CR2025
BatteryTab

437
Index
Instrument Panel........................................ 71
Brightness Control .................................. 147
Integrated Sunshades.............................. 182
Interior Lights........................................... 169
Interior Rearview Mirror......................... 152JJack (Wheel Nut Wrench)........................ 394
Jump Starting........................................... 401KKey Number Tag...................................... 111
Keyless Lockout Prevention..................... 113
Keys........................................................... 110
Lockout Prevention ................................. 113
Master Keys ............................................ 110
Number Tag............................................ 111
Rear Door Won’t Open ........................... 115
Remote Transmitter ................................ 112
Types and Functions................................ 110
Valet Key ................................................ 111
Won’t Turn ............................................... 21
Kickdown (Automatic Transmission)...... 300LLanguage (HFL)........................................ 260
LATCH (Child Seats)................................... 59
Lights................................................ 142, 355
Automatic............................................... 143Bulb Replacement .................................... 355
Daytime Running Lights ........................... 144
Fog Lights ................................................ 144
High Beam Indicator .................................. 79
Interior .................................................... 169
Light Switches ......................................... 142
Lights On Indicator .................................... 79
Turn Signals ............................................. 142
Load Limits................................................ 289
Locking/Unlocking.................................... 110
Auto Door Locking/Unlocking .................. 116
Childproof Door Locks ............................. 115
From Inside .............................................. 114
From Outside ........................................... 112
Keys ........................................................ 110
Using a Key ............................................. 113
Lockout Prevention System...................... 113
Low Battery Charge.................................. 406
Low Fuel Indicator...................................... 75
Low Oil Pressure Indicator................. 72, 406
Lower Anchors............................................ 59
Luggage (Maximum Load Limit)............. 289
MMaintenance............................................. 331
Battery .................................................... 379
Brake Fluid .............................................. 353
Cleaning .................................................. 385
Climate Control System ........................... 384
Coolant ................................................... 350Heating and Cooling System ................... 384
Maintenance Minder™ ........................... 335
Oil ........................................................... 346
Power Steering Fluid................................ 354
Precautions ............................................. 332
Radiator .................................................. 351
Remote Control
and Wireless Headphone ....................... 382
Remote Transmitter ................................. 380
Replacing Light Bulbs .............................. 355
Safety...................................................... 333
Service Items ................................... 337, 341
Tires ........................................................ 370
Transmission Fluid ................................... 352
Under the Hood ...................................... 343
Malfunction Indicator Lamp.............. 73, 407
Map Lights................................................ 170
Maximum Load Limit............................... 289
Meters, Gauges........................................... 86
Mirrors...................................................... 152
Adjusting ................................................ 152
Door ....................................................... 153
Exterior ................................................... 153
Interior Rearview ..................................... 152
Modifications (and Accessories).............. 329
Moonroof................................................. 140
MP3........................................... 200, 212, 226
Multi-Information Display......................... 98