2022 LEXUS LS500 check engine

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1Grip the driver’s door handle to unlock
the door. Holding the driver’s door
handle for approximately 2 seconds
unlocks all the doors. Grip any passen-
ger door handle to unlock all the
doors.*
Make sure to touch the sensor on the back
of the handle.
The doors cannot be unlocked for 3 sec-
onds after the doors are locked.
*: The door unlock settings can be
changed.
2Touch the lock sensor (indentati on on the upper part of the door handle) to lock all the
doors.
Check that the door is securely locked.
Smart Access System with Push-button Start
The following operations can be performed simply by carrying the electronic key (includ-
ing the card key) on your person, for example in your pocket. The driver should always
carry the electronic key.
For details on starting the engine, see page 22.
Unlocking and locking the doors from the outside

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1Turn the engine switch to IGNITION ON mode.
2Check that the shift position is in P.
3Adjust the driver’s seat, steering wheel, outside rear view mirrors and head-up display
(if equipped) to the desired positions.
4While pressing the “SET” button, or
within 3 seconds after the “SET” button
is pressed, press button “1”, “2” or “3”
until the buzzer sounds.
If the selected button has already been
preset, the previously recorded posi-
tion will be overwritten.
When the driver’s seat adjustment
switches are in front passenger mode
( P.17), the position of the driver’s seat
cannot be registered.
To record the position of the front passenger’s seat, adjust the front passenger’s seat to the
desired position and perform step 4 using the buttons on th e front passenger’s side.
1Turn the engine switch to IGNITION ON mode.
2Check that the shift position is in P.
3Press one of the buttons for the driving
position you want to recall until the
buzzer sounds.
When the driver’s seat adjustment
switches are in front passenger mode
( P.17), a driving position cannot be
recalled.
Driving Position Memory
This feature automatically adjusts the positions of the front seats, steering wheel, outside
rear view mirrors and head-up display (if equipped) to make entering and exiting the vehi-
cle easier or to suit your preferences.
Up to 3 different driving positions can be recorded.
Recording a driving position into memory
Recalling a driving position

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Each electronic key (including a card key) can be registered to recall your preferred driving
position.
■Registering procedure
Record your driving position to button “1”, “2” or “3” before performing the following:
Carry only the key you want to regist er, and then close the driver’s door.
If 2 or more keys are in the vehicle, the driving position cannot be recorded properly.
1Turn the engine switch to IGNITION ON mode.
2Check that the shift position is in P.
3Recall the driving position that you want to record.
4While pressing the recalled button,
press and hold the door lock switch
(either lock or unlock) until the buzzer
sounds.
If the button could not be registered,
the buzzer sounds continuously for
approximately 3 seconds.
Memory recall function (driver’s side only)

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1Press the parking brake switch to check that the parking brake is set.
The parking brake indicator will come on.
2Firmly depress the brake pedal.
and a message will be displayed on the multi-information display.
If it is not displayed, th e engine cannot be started.
3Press the engine switch shortly and
firmly.
When operating the engine switch,
one short, firm press is enough. It is not
necessary to press an d hold the switch.
The engine will crank until it starts or
for up to 30 second s, whichever is less.
Continue depressing the brake pedal
until the engine is completely started.
The engine can be started from any
engine switch mode.
Engine (Ignition) Switch
Performing the following operations when carrying the electronic key on your person
starts the engine or changes engine switch modes.
Starting the engine

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1Stop the vehicle completely.
2If the parking brake is in manual mode, set the parking brake.
3Press the P position switch. (P.25)
Check that the shift position indicator shows P and the parking brake indicator is illumi-
nated.
4Press the engine switch.
5Release the brake pedal and check that “ACCESSORY” or “IGNITION ON” is not
shown on the meter.
Modes can be changed by pressing the engine switch with the brake pedal released. (The
mode changes each time the switch is pressed.)
1Off
The emergency flashers can be used.
2ACCESSORY mode
Some electrical components such as
the audio system can be used.
“ACCESSORY” will be displayed on
the meter.
3IGNITION ON mode
All electrical components can be used.
“IGNITION ON” will be displayed on
the meter.
Stopping the engine
Changing engine switch modes

100
What to do if...
LS500_QG_U
■Trunk
Turn the mechanical key clockwise to open.
1Depress the brake pedal.
2Touch the Lexus emblem side of the
electronic key to the engine switch.
When the electronic key is detected, a
buzzer sounds and the engine switch
will turn to IGNITION ON mode.
When the smart a ccess system with
push-button start is deactivated in
customization sett ing, the engine
switch will turn to ACCESSORY
mode.
3Firmly depress the brake pedal and check th at is shown on the multi-information
display.
4Press the engine switch.
In the event that the engine still cannot be started, contact your Lexus dealer.
Starting the engine
If the electronic key battery becomes deplet ed, a warning message will be shown on the
multi-information display. Replac e the battery with a new one. For instructions on replacing
the battery, refer to the “OWNER’S MANUAL”.
If you need further assistance , contact your Lexus dealer.