lock Acura MDX 2020 Service Manual

139Continued
Controls
Locking and Unlocking the Doors
Key Types and Functions
This vehicle comes with the following keys:
Use the keys to start and stop the engine, and
to lock and unlock all the doors and tailgate.
You can also use the keyless access system to
lock and unlock all the doors and tailgate.1Key Types and Functions
All the keys have an immobilizer system. The
immobilizer system helps to protect against vehicle
theft. 2 Immobilizer System P. 162
Follow the advice below to prevent damage to the
keys:
•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, dust and sand.
•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.
You can remotely start the engine using the two-way
keyless access remote. 2 Remote Engine Start with Vehicle
Feedback
* P. 466
Models with two-way keyless access remote
Models with two-way keyless
access remote
Models without two-way keyless
access remote
* Not available on all models
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140
uuLocking and Unlocking the Doors uKey Types and Functions
Controls
The built-in key can be used to lock/unlock the
doors when the keyless access remote battery
becomes weak and th e power door lock/
unlock operation is disabled.
To remove the built-in key, slide the release
knob and then pull out the key. To reinstall
the built-in key, push th e built-in key into the
keyless access remote until it clicks.
■Built-in Key
Built-in Key Release Knob
Models with two-way keyless
access remote
Release Knob
Built-in Key
Models without two-way keyless
access remote
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141
uuLocking and Unlocking the Doors uLow Keyless Access Remote Signal Strength
Controls
Contains a number that you will need if you
purchase a replacement key.
Low Keyless Access Re mote Signal Strength
The vehicle transmits radio waves to locate the keyless access remote when locking/
unlocking the doors and tailgate, or to start the engine.
In the following cases, locking/unlocking the doors and 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 re mote together with telecommunications
equipment, laptop computers, ce ll phones, or wireless devices.
• A metallic object is touching or covering the keyless access remote.
■Key Number Tag1Key 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.
1 Low Keyless Access Remote Signal Strength
Communication between the keyless access remote
and the vehicle consumes th e 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 receivi ng strong radio wave s. Avoid placing
it near electrical appliances such as televisions and
personal computers.
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142
uuLocking and Unlocking the Doors uLocking/Unlocking the Doors from the Outside
Controls
Locking/Unlocking the Doors from the Outside
When you carry the keyless access remote,
you can lock/unlock the doors and the
tailgate.
You can lock/unlock the doors and tailgate
within a radius of about 32 inches (80 cm) of
the outside door handle or tailgate outer
handle.
■Using the Keyless Access System1Locking/Unlocking the Doors from the Outside
If the interior light switch is in the door activated
position, the interior light comes on when you unlock
the doors and tailgate.
No doors opened: The li ght fades out after 30
seconds.
Doors and tailgate relo cked: The light goes off
immediately. 2 Interior Lights P. 206
1Using the Keyless Access System
If you do not open a door or the tailgate within 30
seconds of unlocking the vehicle with the keyless
access system, the doors and tailgate will
automatically relock.
You can lock or unlock doors using the keyless access
system only when the power mode is in VEHICLE OFF.
Models without rear door touch sensor
Models with rear door touch sensor
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Continued143
uuLocking and Unlocking the Doors uLocking/Unlocking the Doors from the Outside
Controls
■Locking the doors and tailgate
Press the door lock button on the front or
rear
* doors, or on the tailgate.
u Some exterior lights flash; the beeper
sounds; all the doors and tailgate lock;
and the security system sets.
1Using the Keyless Access System
•Do not leave the keyless access remote in the
vehicle when you get out . Carry it with you.
•Even if you are not carrying the keyless access
remote, you can lock/unl ock the doors and tailgate
while someone else with th e remote is within range.
•The door may be unlocked if the door handle is
covered with water in heavy rain or in a car wash if
the keyless access remote is within range.
•If you grip a door handle wearing gloves, the door
sensor may be slow to respond or may not respond
by unlocking the doors.
•After locking the door, yo u have up to two seconds
during which you can pull the door handle to
confirm whether the door is locked. If you need to
unlock the door immediately after locking it, wait
at least two seconds befo re gripping the handle,
otherwise the door will not unlock.
•The door might not open if you pull it immediately
after gripping the door handle. Grip the handle
again and confirm that th e door is unlocked before
pulling the handle.
•Even within the 32 inches (80 cm) radius, you may
not be able to lock/unl ock the doors with the
keyless access remote if it is above or below the
outside handle.
•The keyless access remote may not operate if it is
too close to the door and door glass.
The light flash, beep and door unlock mode settings
can be customized using th e information screen or
multi-information display (MID). 2 Customized Features P. 126, 358
Door Lock Button
Lock Button
* Not available on all models
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uuLocking and Unlocking the Doors uLocking/Unlocking the Doors from the Outside
144
Controls
■Unlocking the doors and tailgate
Grab the driver’s door handle: u The driver’s door unlocks.
u Some exterior lights flash twice and the
beeper sounds twice.
Grab the front passenger’s door or rear
* door
handle: u All doors and the tailgate unlock.
u Some exterior lights flash twice and the
beeper sounds twice.
Press and hold the tailgate outer handle: u The tailgate unlocks and opens.
u Some exterior lights flash twice and the
beeper sounds twice.
2 Opening/Closing the Tailgate P. 161
1Using the Keyless Access System
When you go into the keyless access system working
range with all the doors lo cked, the LED puddle lights
come on for 30 seconds.
The lights do not come on if you have previously
stayed within the range for more than two minutes,
or the doors have been locked for a few days.
The feature activates again after you drive the
vehicle, then lock the doors.
You can also unlock and open with the power
tailgate. 2 Opening/Closing the Tailgate P. 161
Models with puddle lights
Tailgate Outer
Handle
* Not available on all models
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Continued145
uuLocking and Unlocking the Doors uLocking/Unlocking the Doors from the Outside
Controls
■Locking the doors and tailgate (Walk
away auto lock ®)
When you walk away from the vehicle while
carrying the keyless access remote, the doors
will automatically lock.
The auto lock function activates when all
doors and tailgate are closed, and the keyless
access remote is within about 5 feet (1.5 m)
radius of the outside door handle.
Exit vehicle while carrying keyless access
remote and close door(s).
1. While within about 5 feet (1.5 m) radius of
the vehicle.
u The beeper sounds; the auto lock
function will be activated.
2. Carry the keyless access remote beyond
about 5 feet (1.5 m) from the vehicle and
remain outside this range for 2 or more
seconds.
u Some exterior lights flash; the beeper
sounds; all doors and tailgate will then
lock.1Locking the doors and tailg ate (Walk away auto lock®)
The auto lock function is set to OFF as the factory
default setting. The auto lo ck function can be set to
ON using the information screen or MID.
If you set the auto lock function to ON using the
information screen or the MID, only the remote
transmitter that was used to unlock the driver’s door
prior to the setting change can activate auto lock. 2 Customized Features P. 126, 358
After the auto lock function has been activated,
when you stay within the locking/unlocking
operation range, the indica tor on the keyless access
remote will continue to flash until the doors are
locked.
When you stay beside the vehicle within the
operation range, the doors wi ll automatically lock
approximately 30 seconds after the auto lock
function activating beeper sounds.
When you open a door after the auto lock function
activating beeper sounds, the auto lock function will
be delayed until all doors and tailgate are closed.
Under the following circumstances, the auto lock
function will not activate:
•The remote is inside the vehicle.
•The remote is taken out of its operational range
before all the doors an d tailgate are closed.
u
The beeper will not sound.
u The beeper will sound.
The activation range of
the auto lock function is
about 5 feet (1.5 m)
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uuLocking and Unlocking the Doors uLocking/Unlocking the Doors from the Outside
146
Controls
To temporarily deactivate the function:
1. Set the power mode to OFF.
2. Open the driver’s door.
3. Using the master door lock switch, operate
the lock as follows:
Lock Unlock Lock Unlock.
u The beeper sounds and the function is
deactivated.
To restore the function:
• Set the power mode to ON.
• Lock the vehicle without using the auto lock
function.
• With the keyless access remote on you,
move out of the auto lock function
operation range.
• Open any door.1Locking the doors and tailg ate (Walk away auto lock®)
You must wait until the pow er tailgate fully closes
before the auto lock function will be activated.
The auto lock function does not operate when any of
the following conditions are met.
•The keyless access remote is inside the vehicle.
•A door or the hood is not closed.•The power mode is set to any mode other than
OFF.
•The keyless access remote is not located within a
radius of about 5 feet (1 .5 m) from the vehicle
when you get out of the vehicle and close the
doors.
Auto lock function operation stop beeper
After the auto lock function has been activated, the
auto lock operation stop beeper sounds for
approximately two seconds in the following cases.
•The keyless access remote is put inside the vehicle
through a window.
•You are located too close to the vehicle.
•The keyless access remote is put inside the tailgate.
If the warning beeper sounds, check that you are
carrying the keyless access remote. Then, open/close
a door and confirm the auto lock activation beeper
sounds once.
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Continued147
uuLocking and Unlocking the Doors uLocking/Unlocking the Doors from the Outside
Controls
■Locking the doors and tailgate
Press the lock button.
Once: u Some exterior lights flash, all the doors
and tailgate lock, and the security system
sets.
Twice (within five se conds after the first
push): u The beeper sounds and verifies the
security system is set.
■Unlocking the doors and tailgate
Press the unlock button.
Once:
u Some exterior lights flash twice, and the
driver’s door unlocks.
Twice: u The remaining doors and tailgate unlock.
*1:
Checking Door Lock Status* P. 150
■Using the Remote Transmitter1 Using the Remote Transmitter
If you do not open a door or the tailgate within 30
seconds of unlocking the vehicle with the remote
transmitter, the doors and ta ilgate will automatically
relock.
You can change the relock timer setting. 2 Customized Features P. 126, 358
You can lock or unlock doors using the remote
transmitter only when the power mode is in VEHICLE
OFF.
The remote transmitter us es low-power signals, so
the operating range may vary depending on the
surroundings.
The remote will not lock th e vehicle when a door or
the tailgate is open.
If the distance at which the remote transmitter works
varies, the batter y is probably low.
If the LED does not come on when you press a
button, the battery is dead.
2 Replacing the Button Battery P. 613
You can customize the door unlock mode setting. 2 Customized Features P. 126, 358
LED
Unlock
Button Lock
Button
LED
*1
Unlock
Button Lock
Button
* Not available on all models
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uuLocking and Unlocking the Doors uLocking/Unlocking the Doors from the Outside
148
Controls
If the lock or unlock button of the keyle ss access remote does not work, use the key
instead.
2 Replacing the Button Battery P. 613
Fully insert the key and turn it.
■Locking/Unlocking the Doors Using a Key1Locking/Unlocking the Doors Using a Key
When you lock the driver’s door with a key, all the
other doors and tailgate lock at the same time. When
unlocking, the driver’s door unlocks first. Turn the
key a second time within a few seconds to unlock the
remaining doors a nd the tailgate.
You can customize the door unlock mode setting. 2 Customized Features P. 126, 358
Lock
Unlock
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