2013 Acura ZDX engine

106Controls
Locking and Unlocking the DoorsKey Types and FunctionsThis vehicle comes with the following key:
Use the key to start and stop the engine, and
to lock and unlock all the doors, tailgate, and
fuel fill door. You can also use the keyless
access system to lock and unlock all the doors,
tailgate, and fuel fill door.
The seat automatically moves to the preset
position when you unlock the door using the
keyless access system.
2Driving Position Memory System P. 139
■Keyless access remote
The built-in key can be used to lock/unlock the
doors and the tailgate when the keyless access
remote battery becomes weak and the power
door lock/unlock operation is disabled.
To remove the built-in key, pull it out while
pressing the release button. To reinstall the
built-in key, push the built-in key into the
keyless access remote until it clicks.■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. 122
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 keyless access system may not
work.
If the keys do not work properly, have them
inspected by a dealer.
Keyless Access Remote
Built-in KeyRelease Button

107
uuLocking and Unlocking the DoorsuKey Types and Functions
Controls
Contains a number that you will need if you
purchase a replacement key.
■Key Number Tag
1Key Number Tag
Keep the key number tag separate from the key in a
safe place outside of your vehicle.
If you wish to purchase an additional key, contact a
dealer.
If you lose your key and you cannot start the engine,
contact a dealer.

112
uuLocking and Unlocking the DoorsuLow Keyless Access Remote Signal Strength
Controls
Low Keyless Access Remote Signal StrengthThe vehicle transmits radio waves to locate the keyless access remote when locking/
unlocking the doors, unlocking the tailgate, or to start the engine.
In the following cases, locking/unlocking the doors or unlocking the tailgate or
starting the engine may be inhibited or operation may be unstable:
•Strong radio waves are being transmitted by nearby equipment.
•You are carrying the keyless access remote together with telecommunications
equipment, notebook computers, mobile phones, or wireless machines.
•A metallic object is touching or covering the keyless access remote.
1Low Keyless Access Remote Signal Strength
Communication between the keyless access remote
and the vehicle consumes the keyless access remote’s
battery.
Battery life is about two years, but this varies
depending on regularity of use.
The battery is consumed whenever the keyless access
remote is receiving strong radio waves. Avoid placing
it near electrical appliances such as televisions and
personal computers.

116Controls
Opening and Closing the TailgatePrecautions for Opening/Closing the TailgateAlways make sure individuals and objects are clear of the tailgate before opening or
closing it.■Opening the tailgate
•Open the tailgate all the way.
uIf it is not fully opened, the tailgate may come down accidentally by its own
weight.
•Be careful when it is windy. The wind may cause the tailgate to close.■Closing the tailgate
Keep the tailgate closed while driving to:
uAvoid possible damage.
uPrevent exhaust gas from leaking into the vehicle.2Carbon Monoxide Gas P. 63
1Precautions for Opening/Closing the Tailgate
Be careful not to hit your head on the tailgate or to
put your hands between the tailgate and the cargo
area when closing the tailgate.
When operating the power tailgate, make sure there
is enough space around your vehicle. People near the
tailgate may be seriously hurt if the tailgate hits their
head or closes on their hands. Be especially cautious
if children are around.
When you are storing or picking up luggage from the
cargo area while the engine is idling, do not stand in
front of the exhaust pipe. You may get burned.
Do not allow any passenger in the cargo space.
They may get hurt during hard braking, a sudden
acceleration, or a crash.
3
WARNING
Closing a power tailgate while anyone is
in the path of the tailgate can cause
serious injury.
Make sure everyone is clear before
closing the tailgate.

118
uuOpening and Closing the TailgateuOpening/Closing the Power Tailgate
Controls
Opening/Closing the Power TailgateThe power tailgate can be operated by pressing the power tailgate button on the
remote transmitter, pressing the power tailgate button in the instrument panel, 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.
■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:•You start the engine while the tailgate is
automatically opening or closing.•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 Acura 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.

122Controls
Security SystemImmobilizer SystemThe immobilizer system prevents a key that has not been pre-registered from
starting the engine. Each key contains electronic transmitters that use electronic
signals to verify the key.
Pay attention to the following when inserting the ACCESSORY mode with the
ENGINE START/STOP button:
•Do not allow objects that emit strong radio waves near the ENGINE START/
STOP button.
•Make sure the key is not covered by or touching a metal object.
•Do not bring a key from another vehicle’s immobilizer system with the keyless
access remote.Security System AlarmThe security system alarm activates when the doors, tailgate, or hood are opened
without the key, remote transmitter or keyless access remote.■When the security system alarm activates
The horn sounds intermittently and all of the exterior lights flash.■To deactivate the security system alarm
Unlock the vehicle using the key, remote transmitter or keyless access system. The
system, along with the horn and flashing lights, is deactivated.
1Immobilizer SystemNOTICELeaving the ignition key in the vehicle can result in
theft or accidental movement of the vehicle.
Always take the ignition key with you whenever you
leave the vehicle unattended.
Do not alter the system or add other devices to it.
Doing so may damage the system and make your
vehicle inoperable.1Security System Alarm
The security alarm continues for a maximum of two
minutes until the security system deactivates.

129
Continued
Controls
Operating the Switches Around the Steering WheelENGINE START/STOP Button■Changing the Power Mode
1ENGINE START/STOP Button
ENGINE START/STOP Button Operating Range
You can start the engine when the keyless access
remote is inside the vehicle.
The engine may also run if the keyless access remote
is close to the door or window, even if it is outside the
vehicle.
If you open the driver’s door in the ACCESSORY, a
warning buzzer will sound to remind you to set the
power mode to VEHICLE OFF.
If you cannot start the engine with the keyless access
remote inside the vehicle, insert the remote into the
slot.
2Keyless Access Remote Slot P. 131
Operating Range
VEHICLE OFF (LOCK)Indicator in the button is off.ACCESSORYIndicator in the button is on.
Indicator in the button blinks (from ON to
ACCESSORY).
Operate the audio system and other accessories
in this position.ONIndicator in the button is on.
All electrical components can be used.
: Press the ENGINE START/STOP button to change the mode.
: Press the button without the shift lever in
(P.
: Shift to Park, then press the button.

uuOperating the Switches Around the Steering WheeluENGINE START/STOP Button
130Controls
If you open the driver's door when the power mode is set to ACCESSORY, a warning
buzzer sounds.
Warning buzzers may sound from inside or/
and outside the vehicle to remind you that the
keyless access remote is out of the vehicle. If
the buzzer continues even after the remote is
put back inside, place it within its operational
range.
■When the power mode is in ON
If the keyless access remote is taken out of the
vehicle, and the all the doors is closed,
warning buzzers sound from both inside and
outside the vehicle. A warning message on
the multi-information display notifies the
driver inside that the remote is out.■When the power mode is in
ACCESSORY
If the keyless access remote is taken out of the
vehicle, and the driver's door is closed, a
warning buzzer sounds from outside the
vehicle.
■Power Mode Reminder■Keyless Access Remote Reminder
1Keyless Access Remote Reminder
When the keyless access remote is within the
system's operational range, and the driver's door is
closed, the warning function cancels.
If the keyless access remote is taken out of the vehicle
after the engine has been started, you can no longer
change the ENGINE START/ STOP button mode or
restart the engine. Always make sure if the remote is
in your vehicle when you operate the ENGINE
START/ STOP button.
Removing the keyless access remote from the vehicle
through a window does not activate the warning
buzzer.
Do not put a keyless access remote on the dashboard
or in the glove box. It may cause the warning buzzer
to go off. Under some other conditions that can
prevent the vehicle from locating the remote, the
warning buzzer may also go off even if the remote is
within the system's operational range.