2016 LEXUS IS250 key

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1
1-6. Theft deterrent system

Before driving
Alarm
The system sounds the alarm and flashes lights when forcible entry is
detected.
nTriggering of the alarm
The alarm is triggered in the following situations.
lA locked door or trunk is unlocked or opened in any way other
than using the entry function, wireless remote door lock function
or mechanical key with the alarm being set.
lThe hood is opened with the alarm being set.
nSetting the alarm system
Close the doors, trunk and
hood, and lock all doors.
The system will be set automati-
cally after 30 seconds.
The indicator light changes from
being on to flashing when the
system is set.
nDeactivating or stopping the alarm
Do one of the following to deactivate or stop the alarm.
lUnlock the doors or trunk using the entry function, wireless
remote door lock function or mechanical key.
lTurn the “ENGINE START STOP” switch to ACCESSORY or
IGNITION ON mode. (The alarm will be deactivated or stopped
after a few seconds.)

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2-1. Driving procedures
2

When driving
Starting on a steep uphill
Automatic transmission
Firmly set the parking brake and shift the shift lever to D.
Gently depress the accelerator pedal.
Release the parking brake.
Manual transmission
With the parking brake firmly set and the clutch pedal fully
depressed, shift the shift lever into 1.
Lightly depress the accelerator pedal at the same time as gradu-
ally releasing the clutch pedal.
Release the parking brake.
nParking the vehicle
Automatic transmission
With the shift lever in D, depress the brake pedal.
Set the parking brake. (→P. 140)
Shift the shift lever to P. (→P. 1 3 1 )
Press the “ENGINE START STOP” switch and stop the engine.
Lock the door, making sure that you have the electronic key on
your person.
Manual transmission
While depressing the clutch pedal, depress the brake pedal.
Set the parking brake. (→P. 140)
Shift the shift lever into N. (→P. 1 3 7 )
Press the “ENGINE START STOP” switch to stop the engine.
Lock the door, making sure that you have the electronic key on
your person.
STEP1
STEP2
STEP3
STEP4
STEP5
STEP1
STEP2
STEP3
STEP4
STEP5
STEP1
STEP2
STEP3
STEP1
STEP2
STEP3

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2-1. Driving procedures
Engine (ignition) switch
Performing the following operations when carrying the electronic key on
your person starts the engine or changes “ENGINE START STOP” switch
modes.
nStarting the engine
Automatic transmission
Check that the parking brake is set.
Check that the shift lever is set in P.
Sit in the driver’s seat and firmly depress the brake pedal.
The “ENGINE START STOP” switch indicator turns green.
Press the “ENGINE START
STOP” switch.
The engine will crank until it
starts or for up to 30 seconds,
whichever is less.
Continue depressing the brake
pedal until the engine is com-
pletely started.
The engine can be started from
any mode.
STEP1
STEP2
STEP3
STEP4

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2-1. Driving procedures
2

When driving
nIf the engine does not start
The engine immobilizer system may not have been deactivated. (→P. 7 7 )
nWhen the steering lock cannot be released
nWhen the “ENGINE START STOP” switch indicator flashes in amber
The system may be malfunctioning. Have the vehicle inspected by your Lexus
dealer immediately.
nAuto power off function
If the vehicle is left in ACCESSORY mode for more than an hour with the shift lever
in P (vehicles with an automatic transmission), the “ENGINE START STOP” switch
will automatically turn OFF.
nElectronic key battery depletion
→P. 30
nWhen the electronic key battery is fully discharged
→P. 34 5
nConditions affecting operation
→P. 28
nNote for the entry function
→P. 31
The “ENGINE START STOP” switch indica-
tor will flash in green and a message will be
shown on the multi-information display. Press
the “ENGINE START STOP” switch again
while turning the steering wheel left and right.

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2-3. Operating the lights and windshield wipers
nAutomatic light off system
lWhen the headlights comes on: The headlights and tail lights turn off 30 sec-
onds after a door is opened and closed if the “ENGINE START STOP” switch
has been switched to ACCESSORY mode or turned OFF. (The light turns off
immediately if on the key is pressed after all doors are locked.)
lWhen only the tail lights come on: The tail lights turn off automatically if the
“ENGINE START STOP” switch is switched to ACCESSORY mode or turned
OFF and driver’s door is opened.
To turn the lights on again, switch to IGNITION ON mode, or turn the light switch
off once and then back to or .
nAutomatic headlight leveling system (vehicles with discharge headlights)
The level of the headlights is automatically adjusted according to the number of
passengers and the loading condition of the vehicle to ensure that the headlights do
not interfere with other road users.
nIf “AFS OFF” flashes... (vehicles with discharge headlights)
It may indicate a malfunction in the system. Contact your Lexus dealer.
nCustomization that can be configured at Lexus dealer
Settings (e.g. light sensor sensitivity) can be changed.
(Customizable features →P. 4 6 1 )
NOTICE
nTo prevent battery discharge
Do not leave the lights on longer than necessary when the engine is not running.

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3

Interior features
3-3. Using the interior lights
Interior lights list
Your Lexus is equipped with the illuminated entry system to assist in enter-
ing the vehicle. Owing to the function of the system, the lights shown in the
following illustration automatically turn on/off according to the presence of
the electronic key, whether the doors are locked/unlocked, whether the
doors are opened/closed, and the “ENGINE START STOP” switch mode.
Front personal lights (→P. 2 4 9 )
Front interior light (→P. 2 4 9 )
Front overhead courtesy light
Rear personal lights (→P. 2 4 9 )
Rear interior light
Rear overhead courtesy light
Shift lever light (when “ENGINE START STOP” switch is in
ACCESSORY or IGNITION ON mode)
Front foot well lighting

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3

Interior features
3-4. Using the storage features
List of storage features
Glove box
Open (push button)
Lock with the mechanical key
Unlock with the mechanical key
Glove box
Console boxes
Cup holders
Bottle holders/door pockets
Overhead console
Glove box

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4-3. Do-it-yourself maintenance
4

Maintenance and care
Electronic key battery
Replace the battery with a new one if it is discharged.
nYou will need the following items:
lFlathead screwdriver
lSmall Phillips-head screwdriver
lLithium battery (CR1632)
nReplacing the battery
Take out the mechanical key.
Remove the cover.
Remove the depleted battery.
Insert a new battery with the “+”
terminal facing up.
STEP1
STEP2
STEP3