Page 130 of 479

These keys contain electronic
circuits that are activated by the
immobilizer system. They will not
work to start the engine if the
circuits are damaged.Protect the keys f rom direct
sunlight, high temperature, and
high humidity.
Donotdropthekeysorsetheavy
objects on them.
Keep the keys away f rom liquids.
If they get wet, dry them
immediately with a sof t cloth.
The master key fits all the locks on
your vehicle. The valet key works
only in the ignition and the driver’s
door lock. You can keep the glove
boxlockedwhenyouleaveyour
vehicle and the valet key at a parking
f acility. Youshouldhavereceivedakey
number tag with your keys. You will
need this key number if you ever
have to get a lost key replaced. Use
only Acura-approved key blanks. The valet key does not contain a
battery. Do not try to take it apart.
Keys and Locks
126
KEY
NUMBER
TAGMASTER KEY
WITH REMOTE
TRANSMITTER
VALET KEY
(Light Gray)
U.S. Entertainment Packages and
Canadian Elite Package models shown.
MDX, Technology, and Sport
Packages models shown.
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Page 131 of 479
Always use the f ully-extended key
when you insert it to the ignition
switch. If the key does not f ully
extend, the immobilizer system may
not operate properly and prevents
f rom starting the engine.Thekeymaycomeincontactwith
your f inger while being retracted or
extended. Make sure your f ingers do
not touch the pivot of the key when
retracting or extending the key.
The master key can be retracted into
theremotetransmitter.Tousethe
key, push the release button to
release the key f rom the transmitter.
The key should be f ully extended.
To retract the key, push the release
buttonandatthesametimepushthe
key into the remote transmitter until
it is securely latched.
Keys and Locks
Retractable Master Key
Inst rument s and Cont rols
127
Push
RELEASE BUTTON
U.S. Entertainment Packages and
Canadian Elite Package models shown.
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Page 134 of 479

To lock all doors and the tailgate,
press the bottom of the master door
lock switch on either front door, pull
the lock tab above the driver’s door
handle, or use the key on the outside
lock on the driver’s door.
Pressing the top of either master
door lock switch will unlock all doors
and the tailgate. All
doors and the tailgate can be
locked from the outside by using the
key in the driver’s door lock. To
unlock only the driver’s door, insert
the key, turn the key, and release it.
The remaining doors and the tailgate
unlock when you turn the key a
second time within a few seconds. To
change the ‘‘KEY AND REMOTE
UNLOCK MODE’’ setting, see page
.
When the vehic le speed reaches
about 10 mph (about 15 km/h) or
more, all the doors lock
automatically.
To change the ‘‘AUTO DOOR
LOCK’’ setting, see page .
When you shif t to P af ter driving, the
driver’s door unlocks.
To change the ‘‘AUTO DOOR
UNLOCK’’ setting, see page .
The lock tab on any passenger’s door
locks and unlocks that door. 109
106107
Door L ocks
130
UNLOCK
LOCK LOCK
UNLOCK
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Page 136 of 479

The tailgate can also be closed by
pressing the button on the tailgate. If
you press the button again while the
tailgate is closing, you will hear three
beep s, and the tailgate will stop
moving, reverse direction, and stop
at the fully opened position.
Press
and hold the tailgate button on
the remote transmitter or the switch
for about 1 second to open or close
the tailgate. Each time you press the
button on the remote transmitter or
the switc h, you will hear a beep, and
some front and rear lights will flash.
If you push the same button or
switch again while the tailgate is
opening or closing, you will hear
three beeps, and the tailgate will stop
moving, reverse direction, and stop
at the f ully opened or closed position.
The tailgate can be opened and
closed with the remote transmitter
(see page ) or the switch in the
driver’s door pocket when both f ront
doors are unlocked. 135U.S. Entertainment Packages and
Canadian Elite Package models
Power Tailgate
Tailgate
132
TAILGATE SWITCH
POWER TAILGATE SWITCH
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Page 139 of 479
µ
Ifyoucannotopenthetailgate,
remove the cover on the back of the
tailgate(seepage ).Pushthe
release lever to the right as shown,
then pull the outer handle to open
the tailgate. Press
this button once to
lock all doors and the tailgate. Some
exterior lights will flash. When you
push LOCK twice within 5 seconds,
you will hear a beep to verify that the
doors and tailgate are locked and the
security system has set. This button
does not work if any door or tailgate
is not fully closed. To change the ‘‘KEYLESS LOCK
ACKNOWLEDGEMENT’’ setting,
see page .
134 110
CONT INUED
MDX, Technology, and Sport Packages
models
Tailgate, Remote Transmitter
LOCK Remote Transmitter
Inst rument s and Cont rols
135
UNLOCK
BUTTON
PANIC
BUTTON LOCK
BUTTON
UNLOCK
BUTTON
PANIC
BUTTONLOCK
BUTTON
U.S. Entertainment Packages and
Canadian Elite Package models
MDX, Technology, and Sport
Packages models
TAILGATE
BUTTON
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y
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Page 140 of 479

µµµ
Press
this button once
to unlock the driver’s door. Push it
twice to unlock the other doors.
Some exterior lights will flash twice
when you push the button. If you do
not open any door or the tailgate
wi thin 30 seconds, they will
automati cally relock.
To change the ‘‘KEY AND REMOTE
UNLOCK MODE’’ setting, see page
.
To change the ‘‘SECURITY
RELOCK TIMER’’ setting, see page
. When
you press the UNLOCK
button, the front and rear individual
map lights and the cargo area light,
depending on their swi tch positions,
will come on (see page ). If you
do not open any door or the tailgate,
the lights stay on for about 30
seconds, then go out. If you relock
thedoorsandthetailgatewiththe
remote transmitter before 30
seconds have elapsed, the lights will
go of f immediately. Press and hold this
button for about 1 second to attract
attention; the horn will sound and
the exterior lights will f lash f or about
30 seconds. To cancel panic mode,
press any other button on the remote
transmitter, or turn the ignition
switch to the ON (II) position. Panic
mode does not work when the key is
in the ignition switch.
Press and hold the
TAILGATE button to open or close
the power tailgate. When the tailgate
begins to move, you will hear a beep,
and some f ront and rear lights will
flash. 158
109 111
U.S. Entertainment Packages and Canadian Elite Package models
Remote Transmitter
UNL OCK PA NIC
TAILGATE
136
——y
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If you push the same button again
while the tailgate is opening or
closing, three beeps sound, the
tailgate stops moving, reverses
direction and stops in the fully
opened or fully closed position.
Page 141 of 479
Avoid dropping or throwing the
transmitter.
Protect the transmitter from
extreme temperature.
Do not immerse the transmitter in
any liquid.
If you lose a transmitter, the
replacement needs to be
reprogrammed by your dealer.If it takes several pushes on the
button to lock or unlock the doors
and the tailgate, replace the battery
as soon as possible.
To replace the battery:Remove the screw at the base of
the transmitter with a small
Phillips-head screwdriver.
Separate the keypad from the
transmitter by pushing any button
f rom outside.
Battery type: CR1616
1.
2.
CONT INUED
Remote Transmitter CareReplacing the Transmitter
Battery
Remote Transmitter
Inst rument s and Cont rols
137
KEYPAD
SCREW
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Page 142 of 479

µ
Remove the old battery and note
the polarity. Make sure the
polarity of the new battery is the
same ( side f acing up), then
insert it in the keypad.
An improperly disposed of battery
can hurt the environment.
Always conf irm local regulations
for battery disposal.
Snap the two halves of the keypad,
then install the parts in reverse
order.
Place a cloth on the edge of the
keypad, and remove the upper half
by caref ully prying on the edge
with a small f lat-tip screwdriver. 4.
5.
3.
As required by the FCC: This device complies with Part 15 of theFCC rules. Operation is subject to thef ollowing two conditions: (1) This devicemay not cause harmf ul interf erence, and(2) this device must accept anyinterf erence received, includinginterf erence that may cause undesiredoperation.
Changes or modif ications not expresslyapproved by the party responsible f orcompliance could void the user’sauthority to operate the equipment.
This device complies with IndustryCanada Standard RSS-210.Operation is subject to the f ollowing twoconditions: (1) this device may not causeinterf erence, and (2) this device mustaccept any interf erence that may causeundesired operation of the device.
Remote Transmitter
138
BATTERY
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y