2018 LEXUS LX570 Owners Manual

LX570_OM_OM60Q78U_(U) 1213-2. Opening, closing and locking the doors
3
Operation of each component ■
Impact detection door lock release system
In the event that the vehicle is subject to a strong impact, all the doors are unlocked.
Depending on the force of the impact or the type of accident, however, the system may
not operate. ■
Using the mechanical key
The doors can also be locked and unlocked with the mechanical key. ( → P. 546)■
Conditions affecting the oper ation of the smart access sy stem with push-button start
or wireless remote control
→ P. 134 ■
Customization
Settings (e.g. unlocking function using a key) can be changed.
(Customizable features: → P. 580)
WARNING ■
To prevent an accident
Observe the following precautions while driving the vehicle.
Failure to do so may result in a door open ing and an occupant being thrown out of the
vehicle, resulting in death or serious injury. ●
Ensure that all doors are properly closed and locked. ●
Do not pull the inside handle of the doors while driving.
Be especially careful for the front doors, as the doors may be opened even if the
inside lock buttons are in locked position. ●
Set the rear door child-protector locks when children are seated in the rear seats.

122
LX570_OM_OM60Q78U_(U) 3-2. Opening, closing and locking the doors
Back door ◆ Smart access system with push-button start
Carry the electronic key to enable this function.
Locks all the doors Check that the door is securely
locked.
Unlocks all the doors The doors cannot be unlocked for 3
seconds after the doors are locked.
◆ Wireless remote control
→ P. 115
◆ Door lock switches
→ P. 117
Press and hold the switch. The power back door can be operated
even when the back door is locked.
*
* : This setting can be customized so
that the power back door can be
operated only when the back door is
unlocked. ( → P. 580)The back door can be locked/unlocke d and opened by the following proce-
dures.
Locking and unlocking the back door 1
2
Opening/closing the back door with the wireless remote control

LX570_OM_OM60Q78U_(U) 1233-2. Opening, closing and locking the doors
3
Operation of each component Press and hold the power back door
switch to open/close the back door. Pressing the switch again while the
power back door is operating will cause
the operation to reverse.
Open the upper back door
When the power back door is
unlocked: Press the back door
opener switch.
When the power back door is
locked: While carrying an elec-
tronic key, press and hold the back
door opener switch. The upper back door will automatically
* open.
* : Using the customization function, the upper back door can be set to not automatically
open, even when the back door opener switch is pressed. ( → P. 580)
When the automatic open function is disabled, the upper back door can be opened
by lifting it up with the back do or opener switch pressed and held.
Open the lower back door
Pull the handle. The lower back door will open.Opening/closing the back door from the inside
Opening the back door from the outside 1
2

124
LX570_OM_OM60Q78U_(U) 3-2. Opening, closing and locking the doors
Pressing the switch closes the upper
back door automatically. (A buzzer
sounds.) Pressing the switch while the upper
back door is closing opens it again.
Turn the main switch off to disable the
power back door system.
Off The back door cannot be operated even
with the wireless remote control or
power back door switch.
On Orange mark on the switch should be
visible when the switch is on.
●
Make sure that the lower back door
is closed before closing the upper
back door. ●
Lower the back door using the back
door handle, and make sure to push
the back door down from the out-
side to close it.Power back door switch
Canceling the power back door system 1
2
When closing the back door

LX570_OM_OM60Q78U_(U) 1253-2. Opening, closing and locking the doors
3
Operation of each component The rear step bumper is for rear end
protection and easier step-up loading. ■
Power back door op erating conditions
When the engine switch is off or in ac cessory mode, the power back door can be
opened and closed if the power back door main switch is on and all of the following con-
ditions are met. ●
The lower back door is closed (only when closing)
* 1
When the engine switch is in IGNITION ON mode, the power back door can be
opened and closed if the power back door main switch is on and all of the following con-
ditions are met.
* 2
●
The lower back door is closed (only when closing)
* 1
●
The vehicle speed is below 1 mph (3 km/h) and the shift lever is in P
* 1
: If the lower back door is opened while the upper back door is in a closing operation,
it automatically opens again.
* 2
: The back door cannot be operated using the wireless remote control. ■
If the back door opener is inoperative
The back door can be op erated from the inside.Rear step bumper
Remove the cover on the back door trim.
Use a cloth to prevent scratches.
Push the lever for the back door motor,
open the back door. 1
2

126
LX570_OM_OM60Q78U_(U) 3-2. Opening, closing and locking the doors■
Jam protection function
If anything obstructs the power back door while it is closin g/opening, the back door will
automatically operate in the opposite direction. ■
When re-connecting the battery
To enable the power back door to op erate properly, perform the following:●
Unlock the back door using the door lock switch ●
Close the back door manually ■
Back door closer
In the event that the upper and lower back doors are left slightly open, the back door
closer will automatically close them to the fully closed position. ■
Fall-down protection function
While the power back door is opening automa tically, applying excessi ve force to it will
stop the opening operation to prevent the po wer back door from rapidly falling down.■
Back door reserve lock function
This function is a function which reserves lo cking of all doors, be forehand, when the back
door is open. When the following procedure is performed, all the doors except the back
door are locked and then back door will also be locked at the same time it is closed.
Close all doors, except the back door.
Perform any of the following during the auto matic closing operation of the back door.
• Press the lock button on th e wireless remote control. ( → P. 110)
• Touch the lock sensor on the side door handle with carrying the electronic key on
your person. ( → P. 115)
Also, if the back door does not fully clos e due to the operation of the jam protection
function, etc., while the back door is automatically closing after a reserve lock opera-
tion is performed, the reserv e lock function is canceled and all the doors will unlock.■
Customization
Settings (e.g. switch operation) can be changed.
(Customizable features → P. 580) 1
2

LX570_OM_OM60Q78U_(U) 1273-2. Opening, closing and locking the doors
3
Operation of each component WARNING ■
While driving ●
Keep the back door closed while driving.
If the back door is left open, it may hit near-by objects while dr iving or luggage may
be unexpectedly thrown out, causing an accident.
In addition, exhaust gases may enter the ve hicle, causing death or a serious health
hazard. Make sure to close th e back door before driving.●
Before driving the vehicle, make sure that the back door is fully closed. If the back
door is not fully closed, it may open unexpe ctedly while driving, causing an accident.●
Never let anyone sit in the luggage compartment. In the event of sudden braking,
sudden swerving or a collision, they are susceptible to death or serious injury. ■
When children are in the vehicle
Observe the following precautions.
Failure to do so may result in death or serious injury.●
Do not allow children to play in the luggage compartment.
If a child is accidentally lo cked in the luggage compartment, they could have heat
exhaustion or other injuries. ●
Do not allow a child to open or close the back door.
Doing so may cause the back door to move unexpectedly, or cause the child’s hands,
head, or neck to be caught by the closing back door.

128
LX570_OM_OM60Q78U_(U) 3-2. Opening, closing and locking the doors
WARNING ■
Operating the back door
Observe the following precautions.
Failure to do so may cause parts of the body to be caught, resultin g in death or serious
injury. ●
Remove any heavy loads, such as snow and ice, from the back door before opening it.
Failure to do so may cause the back door suddenly shut again after it is opened.●
When opening or closing the back door, thoroughly check to make sure the sur-
rounding area is safe. ●
If anyone is in the vicinity, make sure they are safe and let them know that the back
door is about to open or close. ●
Use caution when opening or closing the ba ck door in windy weather as it may move
abruptly in strong wind.
●
Do not pull on the back door damper stay to close the back door, and do not hang on
the back door damper stay.
Doing so may cause hands to be caught or the back door damper stay to break, caus-
ing an accident. ●
If a bicycle carrier or similar heavy object is attached to the back door, it may sud-
denly shut again after being opened, causing someone’s hands, head or neck to be
caught and injured. When installing an acce ssory part to the back door, using a genu-
ine Lexus part is recommended. ●
The back door may suddenly shut if it is not
opened fully. It is more difficult to open or
close the back door on an incline than on a
level surface, so bewa re of the back door
unexpectedly opening or closing by itself.
Make sure that the back door is fully open and
secure before using the luggage compart-
ment. ●
When closing the back door, take extra care
to prevent your fingers etc. from being
caught. Also pay attention to your personal
belongings such as bags and ties. ●
When closing the back door, make sure to
press it lightly on its ou ter surface. If the back
door handle is used to fully close the back
door, it may result in hands or arms being
caught.