2018 Acura RDX ECU

139Continued
Controls
Security System
Immobilizer System
The 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 selecting 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 Alarm
The security system alarm activates when the doors, tailgate, or hood are opened
without the key, remote transmitt er or keyless access system.
However, the alarm goes off when a door is opened with the key, then the shift
lever is moved out of
( P or the hood is opened before the power mode is set to ON.
■When the security system alarm activates
The horn sounds intermittently, an d all of the exterior lights flash.
■To deactivate the security system alarm
Unlock the vehicle using the remote tra nsmitter, or keyless access system. The
system, along with the horn and flashing lights, is deactivated.
1 Immobilizer System
NOTICE
Leaving the keyless access re mote in the vehicle can
result in theft or accidental movement of the vehicle.
Always take the 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.
1 Security System Alarm
The security alarm continues for a maximum of two
minutes until the security system alarm deactivates.

uuSecurity System uSecurity System Alarm
140
Controls
■Setting the security system alarm
The security system alarm automatically sets when the following conditions have
been met:
• The power mode is in VEHICLE OFF (LOCK).
• The hood is closed.
• All doors and the tailgate are locked from outside with the key, remote
transmitter, or keyless access system.
■When the security system alarm sets
The security system alarm indicator in the instrument panel blinks. When the
blinking interval changes after about 15 se conds, 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 remote
transmitter, keyless ac cess system, or the power mode is set to ON. The security
system alarm indicator goe s 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.•Moving the shift lever out of ( P.
If the battery goes dead after you have set the
security system alarm, the security alarm may go off
once the battery is re charged or replaced.
If this occurs, deactivate the security system alarm by
unlocking a door using the remote transmitter, or
keyless access system.
Do not attempt to alter th is system or add another
device to it.

141
uuSecurity System uSecurity System Alarm
Controls
■The panic button on the remote
transmitter
If you press the PANIC button for
approximately one second, the following will
occur for about 30 seconds:
• The horn sounds.
• Some exterior lights flash.
■Canceling panic mode
Press any button on the remote transmi tter, or set the power mode to ON.
■Panic Mode
PANIC
Button
PANIC
Button

160
uuOperating the Switches Around the Steering Wheel uAdjusting the Steering Wheel
Controls
Adjusting the Steering Wheel
The steering wheel height and distance from your body can be adjusted so that you
can comfortably grip the steering wheel in an appropriate driving posture.
1.Pull the steering wheel adjustment lever up.
u The steering wheel adjustment lever is
under the steering column.
2. Move the steering wheel up or down, and
in or out.
u Make sure you can see the instrument
panel gauges and indicators.
3. Push the steering wheel adjustment lever
down to lock the steering wheel in position.
u After adjusting the position, make sure
you have securely locked the steering
wheel in place by trying to move it up,
down, in, and out.1Adjusting the Steering Wheel
Make any steering wheel adjustments before you
start driving.
3WARNING
Adjusting the steering wheel position while
driving may cause you to lose control of the
vehicle and be seriously injured in a crash.
Adjust the steering wheel only when the
vehicle is stopped.To adjust
To lockLever

169
uuAdjusting the Seats uRear Seats
Continued
Controls
Rear Seats
Separately fold down the left and right ha lves of the rear seat to make room for
cargo.
■To fold down the seat
1. Store the center seat belt first. Insert the la tch plate into the slot on the side of the
anchor buckle.
2. Retract the seat belt into the holder on the ceiling.
2 Seat Belt with Detachable Anchor P. 36
3.Lower the center head restraint to its lo west position. Put the armrest back into
the seat-back.
4.Pull the release lever.
4. Pull the release lever.
■Folding Down the Rear Seats1Folding Down the Rear Seats
Remove any items from th e rear seat cushion and
floor before you fold down the rear seat.
When you fold down one side of the rear seats and
use the non-recessed part of the cargo area, make
sure to secure the cargo. Loose items can fly forward
and cause injury if you have to brake hard.
The front seats must be far enough forward so they
do not interfere with the rear seats as they fold
down.
Make sure all items in the cargo area or items
extending to the rear seats are properly
secured. Loose items can fly forward if you have
to brake hard.
Pull
From the rear door side
Lever
From the cargo area side

uuAdjusting the Seats uArmrest
170
Controls
■To return the seat to the original
position
Pull up the seat-back in the upright position.
Armrest
Pull down the armrest in the center seat-back.
1To return the seat to the original position
Make sure the seat-back, head restraints and seat
cushion are securely latche d back into place before
driving. Also, make sure all rear shoulder belts are
positioned in front of the seat-back, and the center
shoulder belt is re-posit ioned in the holding slot.
■Using the Rear Seat Armrest

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uuInterior Lights/Interior Convenience Items uInterior Convenience Items
Controls
There is a coat hook on the rear grab handle
of both sides. Pull it down to use it.
Use floor cargo hooks to secure luggage in the
cargo area.
■Coat Hooks1Coat Hooks
The coat hooks are not desi gned for large or heavy
items.
■Cargo Hooks
Hooks
Hooks

190
uuAudio System*uAudio System Theft Protection
Features
Audio System Theft Protection
The audio system is disabled when it is disconnected from the power source, such as
when the battery is disconnected or goes dead.
■Reactivating th e audio system
1. Set the power mode to ON, and turn on the audio system.
u If you set the power mode to ACCESSORY, you will be requested to enter the
audio security code. See step 3.
2. Press and hold the power button ag ain for more than two seconds.
u The audio system is reactivated when the system’s control unit recognizes that
the system is in your vehicle.
If the control unit fails to recognize, ENTER CODE appears on the audio/
information screen.
3. Enter the audio security code using the pr eset buttons. If you enter an incorrect
digit, continue to the last digit, then try again. If you do not enter the code
correctly after 10 tries, leave the system for one hour before trying again, or visit
a dealer to have the system reset.
1 Audio System Theft Protection
Find the audio system’s se curity code and serial
number label in your owner’s manual kit.
We recommend that you write down the serial
number in this owner’s manual.
Do not store the label in your vehicle. If you lose the
label, you must first retrie ve the serial number, and
then obtain the code.
You can find out about your serial number and
security code from a dealer.
You can register the securi ty code at Acura Owners
(owners.acura.com.), and find information on how to
retrieve the serial numbe r and obtain the code at
radio-navicode.acura.com.
U.S. models