key LEXUS LX570 2015 Workshop Manual

8505-2. Steps to take in an emergency
LX570_OM_OM60L96U_(U) Interior
buzzer Exterior
buzzerWarning message Details Correction
procedure
Con-
tinuous 
(Flashes) The driver’s door
was opened when
the shift lever was
not in “P” and the
“ENGINE START
STOP” switch was
not turned off. Shift the shift lever
to “P”.
Con-
tinuous Con-
tinuous
(Displayed alternately)
(Flashes) The driver’s door
was opened and
closed while the
electronic key
was not in the
vehicle, the shift
lever was not in
“P” and the
“ENGINE START
STOP” switch was
not turned off. •Shift the shift
lever to “P”.
• Bring the elec-
tronic key back
into the vehicle.

5
When trouble arises
8515-2. Steps to take in an emergency
LX570_OM_OM60L96U_(U) Once 
(Flashes) •When the doors
were unlocked
with the
mechanical key
and then the
“ENGINE
START STOP”
switch was
pressed, the
electronic key
could not be
detected in the
vehicle.
• The electronic
key could not be
detected in the
vehicle even
after the
“ENGINE
START STOP”
switch was
pressed two
consecutive
times. Touch the elec-
tronic key to the
“ENGINE START
STOP” switch
while depressing
the brake pedal.Interior
buzzer Exterior
buzzerWarning message Details Correction
procedure

8525-2. Steps to take in an emergency
LX570_OM_OM60L96U_(U) Once  The electronic
key has a low bat-
tery. Replace the elec-
tronic key bat-
tery. (  P. 784)
Once 
(Flashes) A door was
opened and
closed with the
“ENGINE START
STOP” switch
turned off and
then the
“ENGINE START
STOP” switch was
put in ACCES-
SORY mode
twice without the
engine being
started. Press the
“ENGINE START
STOP” switch
while depressing
the brake pedal.
Once 
(Flashes) The steering lock
could not be
released within 3
seconds of the
“ENGINE START
STOP” switch
being pressed. Press the
“ENGINE START
STOP” switch
while depressing
the brake pedal
and moving the
steering wheel left
and right.Interior
buzzer Exterior
buzzerWarning message Details Correction
procedure

8725-2. Steps to take in an emergency
LX570_OM_OM60L96U_(U) If you lose your keys New genuine Lexus keys can be made by your Lexus dealer, using the
other keys and the key number stamped on your key number plate.

5
When trouble arises
8735-2. Steps to take in an emergency
LX570_OM_OM60L96U_(U) If the electronic key does not operate properly
Locking and unlocking the do ors and key linked functions
Using the mechanical key (  P. 31)
in order to perform the following
operations.
Locks all doors
Closes the windows/moon roof
(turn and hold)
*Unlocks the door
Turning the key rearward
unlocks the driver’s door. Turn-
ing the key once again unlocks
the other doors.
Opens the windows/moon roof
(turn and hold)
*
* : This setting must be customized
at your Lexus dealer.If communication between the electron ic key and vehicle is interrupted
(  P. 40) or the electronic key cannot be used because the battery is
depleted, the smart access system wi th push-button start and wireless
remote control cannot be used. In su ch cases, the doors can be opened or
the engine can be started by following the procedure below.

8745-2. Steps to take in an emergency
LX570_OM_OM60L96U_(U) Starting the engine
Shift the shift lever to “P” and apply the brakes.
Touch the Lexus emblem side of
the electronic key (including the
card key)
to the “ENGINE START
STOP” switch. An alarm will sound to indicate that
the start function cannot detect the
electronic key that is touched to
the “ENGINE START STOP”
switch if any of the doors is opened
and closed while the key is touched
to the switch.
Press the “ENGINE START STOP” switch within 10 seconds
after the buzzer sounds, keeping the brake pedal depressed.
In the event that the “ENGINE START STOP” switch still cannot be
operated, contact your Lexus dealer. STEP 1
STEP 2
STEP 3

5
When trouble arises
8755-2. Steps to take in an emergency
LX570_OM_OM60L96U_(U) ■
Stopping the engine
Shift the shift lever to “P ” and press the “ENGINE START STOP” switch as you nor-
mally do when stopping the engine. ■
Replacing the key battery
As the above procedure is a temporary meas ure, it is recommended that the elec-
tronic key battery be replaced immediately when the battery is depleted.
(  P. 784)■
Changing “ENGINE START STOP” switch modes
Within 10 seconds of the buzzer sounding, release the brake pedal and press the
“ENGINE START STOP” switch.
The engine does not start and modes will be changed each time the switch is
pressed. (  P. 178)■
Alarm
Using the mechanical key to lock th e doors will not set the alarm system.
If a door is unlocked using the mechanical key when the alarm system is set, the
alarm may be triggered. (  P. 121)
CAUTION■
When using the mechanical key and operating the power windows and moon
roof
Operate the power window or moon roof after checking to make sure that there is
no possibility of any passenger having any of their body parts caught in the window
or moon roof.
Also, do not allow children to operate the mechanical key. It is possible for children
and other passenger s to get caught in power window and moon roof.

5
When trouble arises
8775-2. Steps to take in an emergency
LX570_OM_OM60L96U_(U) ■
Starting the engine when the battery is discharged
The engine cannot be started by push-starting. ■
Avoiding a discharged battery ●
Turn off the headlights and the audi o system while the engine is off.●
Turn off any unnecessary electrical compon ents when the vehicle is running at a
low speed for an extended period, such as in heavy traffic, etc.■
Charging the battery
The electricity stored in the battery will discharge gradually even when the vehicle
is not in use, due to natural discharge and the draining effects of certain electrical
appliances. If the vehicle is left for a long time, the battery may discharge, and the
engine may be unable to start. (The battery recharges automatically during driving.) ■
When the battery is removed or discharged ●
The power back door must be initialized. (  P. 60)●
Make sure the key is not inside the vehicle when recharging or replacing the
battery. The key may be locked in th e vehicle if the alarm is activated. (  P. 122)Start the engine of the second vehicle. Increase the engine
speed slightly and maintain at that level for approximately 5
minutes to recharge the battery of your vehicle.
Open and close any of the do ors with the “ENGINE START
STOP” switch off.
Maintain the engine speed of th e second vehicle and turn the
“ENGINE START STOP” switch to IGNITION ON mode,
then start the vehicle’s engine.
Once the vehicle’s engine has started, remove the jumper
cables in the exact reverse order in which they were con-
nected.
Once the engine starts, have th e vehicle checked at your Lexus
dealer, as soon as possible. STEP 3
STEP 4
STEP 5
STEP 6

9156-2. Customization
6
Vehicle specifications
LX570_OM_OM60L96U_(U) Door lock
(  P. 52) Unlocking using a
mechanical key Driver’s door
unlocked in
one step, all
doors
unlocked in
two steps All doors
unlocked in
one step O — O
Speed-detecting
automatic door
lock function Off On O — O
Shifting the shift
lever to position
other than “P” locks
all doors On Off O — O
Shifting the shift
lever to “P” unlocks
all doors On Off O — O
Opening the
driver’s door
unlocks all doors Off On O — O
Power back
door
(  P. 57) Switch operation Push and hold One short
push — — O
Operation signal Off On — — O
Wireless remote
control linked
operation (one
motion) On
* 1
Off
* 2
— — OItem Function Default
setting Customized
setting

9166-2. Customization
LX570_OM_OM60L96U_(U) Power
windows
(  P. 108) Mechanical key
linked operation
(close) Off On — — O
Mechanical key
linked operation
(open) Off On — — O
Wireless remote
control linked
operation (open) Off On — — O
Linked entry func-
tion (close) Off On — — O
Moon roof
(  P. 111) Mechanical key
linked operation
* 3
Off On — — O
Linked operation of
components when
mechanical key is
used Slide only Tilt only — — O
Wireless remote
control linked
operation (open)
* 4
Off On — — O
Linked operation of
components when
wireless remote
control is used Slide only Tilt only — — O
Linked entry func-
tion
* 5
Off On — — OItem Function Default
setting Customized
setting