2008 Lexus IS250 battery

48
1-3. Adjustable components (seats, mirrors, steering wheel)
08_IS350/250_U_(L/O_0708)Open one of the doors
If a door is not opened within 60 seconds after is pressed, the
doors will be locked again and the alarm will automatically be set.
In case that the alarm is triggered, immediately stop the alarm.
(
→ P. 74 )
■Canceling the linked door unlock operation
Turn the “ENGINE START STOP” switch OFF and close the driver's door.
While pushing the “SET” button, push on the wireless remote con-
trol until the signal beeps.
■Operating the driving position memory after turning the “ENGINE START
STOP” switch OFF
Memorized positions (except for the steering wheel positions) can be activated up
to 30 seconds after the driver's door is opened, even after turning the “ENGINE
START STOP” switch OFF.
■To cancel seat position recall
Perform any of the following operations.
●Push the “SET” button.
●Push button “1”, “2” or “3”.
●Adjust the seat using the switches (only cancels seat position recall).
■If the battery is disconnected
The memorized positions are erased when the battery is disconnected.
CAUTION
■Seat adjustment caution
Take care during seat adjustment that the seat does not strike the rear passenger or
squeeze your body against the steering wheel.
STEP3
STEP1
STEP2

50
1-3. Adjustable components (seats, mirrors, steering wheel)
08_IS350/250_U_(L/O_0708)
■Operating the seat position memory after turning the “ENGINE START STOP”
switch OFF
Memorized position can be activated up to 30 seconds after the front passenger
door is opened, even after turning the “ENGINE START STOP” switch OFF.
■To cancel seat position recall
Perform any of the following operations.
●Push the “SET” button.
●Push button “1”, “2” or “3”.
●Adjust the seat position using the switches.
■If the battery is disconnected
The memorized positions are erased when the battery is disconnected.
CAUTION
■Seat adjustment caution
Take care during seat adjustment that the seat does not strike the rear passenger.

65
1-4. Opening and closing the windows and moon roof
1
Before driving
08_IS350/250_U_(L/O_0708)
■Operating the power windows after turning the “ENGINE START STOP” switch
OFF
The power windows can be operated for approximately 45 seconds even after the
“ENGINE START STOP” switch is switched to ACCESSORY mode or turned
OFF. They cannot, however, be operated once either front door is opened.
■Jam protection function
If an object becomes caught between the window and the window frame, window
travel is stopped and the window is opened slightly.
■When the battery is disconnected
The power windows must be initialized in order to ensure proper operation. (Per-
form for each window with the switch for each seat.)Open the window halfway.
Fully close the window by pulling the switch up and continue holding the
switch for one second.
The indicator on the switch changes from a flashing pattern to being on when initial
settings are complete.
■Customization that can be configured at Lexus dealer
Settings (e.g. linked door lock operation) can be changed. (Customizable features
→ P. 4 3 6 )
CAUTION
■Closing the windows
Observe the following precautions.
Failing to do so may result in death or serious injury.
●Check to make sure that all passengers do not have any part of their body in a
position where it could be caught when a window is being operated.
●Do not allow children to operate the power windows.
Closing a power window on someone ca n cause serious injury, and in some
instances, even death.
■Jam protection function
●Never try jamming any part of your body to activate the jam protection function
intentionally.
●The jam protection function may not work if something gets caught just before
the window fully closes.
STEP1
STEP2

70
1-5. Refueling
08_IS350/250_U_(L/O_0708)
Closing the fuel tank capWhen replacing the fuel tank cap,
turn it until a clicking sound is
heard.
After releasing your hand, the cap
will turn slightly to the opposite
direction.
■Fuel types
Use unleaded gasoline. (91 Octane rating [Research Octane Number 96] or
higher)
■Fuel tank capacity (reference)
17.2 gal. (65 L, 14.3 Imp.gal.)
■When the fuel filler door opener is inoperableThe lever can be used to open the fuel filler
door if the fuel filler door cannot be opened
using the inside switch because the battery is
discharged or for any other reason.

75
1-6. Theft deterrent system
1
Before driving
08_IS350/250_U_(L/O_0708)
■Items to check before locking the vehicle
To prevent unexpected triggering of the alarm and vehicle theft, make sure of the
following.
●Nobody is in the vehicle.
●The windows and moon roof are closed before the alarm is set.
●No valuables or other personal items are left in the vehicle.
■Pa n i c m o d e
■Triggering of the alarm
The alarm may be triggered in the following situations.
Stopping the alarm deactivates the system.
●A person inside the vehicle opens a door, the trunk or hood.
●The battery is recharged or replaced when the vehicle is locked.
■When the battery is disconnected
Be sure to deactivate the alarm system.
If the battery is discharged before deactivating the alarm system, the alarm may be
triggered when the battery is reconnected.When is pushed for longer than about
one second, an alarm will sound for about 60
seconds and the vehicle lights will flash to
deter any person from trying to break into or
damage your vehicle.
To stop the alarm, push any button on the
wireless remote control.

84
1-7. Safety information
08_IS350/250_U_(L/O_0708)
■When to contact your Lexus dealer
In the following cases, contact your Lexus dealer as soon as possible. Do not dis-
connect the battery cables before contacting your Lexus dealer.
●Any of the SRS airbags have been inflated.
●The front of the vehicle is damaged or
deformed, or was involved in an accident
that was not severe enough to cause the
SRS airbags to inflate.
●A portion of the doors is damaged or
deformed, or the vehicle was involved in an
accident that was not severe enough to
cause the SRS side airbags and curtain
shield airbags to inflate.
●The pad section of the steering wheel, front
passenger airbag cover or lower portion of
the instrument panel is scratched, cracked,
or otherwise damaged.
●The surface of the seats with the side
airbag is scratched, cracked, or otherwise
damaged.
●The portion of the front pillars, rear pillars
or roof side rail garnishes (padding) con-
taining the curtain shield airbags inside is
scratched, cracked, or otherwise dam-
aged.

120
2-1. Driving procedures
08_IS350/250_U_(L/O_0708)
■If the engine does not start
The engine immobilizer system may not have been deactivated. (
→P. 7 2 )
■When the “ENGINE START STOP” switch indicator flashes in amber
The system may be malfunctioning. Have the vehicle inspected by your Lexus
dealer immediately.
■Auto power OFF function
If the vehicle is left in ACCESSORY mode for more than an hour with the shift lever
in P, the “ENGINE START STOP” switch will automatically turn OFF.
■Electronic key battery depletion
→P. 2 8
■When the electronic key battery is fully discharged
→P. 3 2 5
■Conditions affecting operation
→P. 2 6
■Note for the entry function
→P. 2 9
CAUTION
■When starting the engine
Always start the engine while sitting in the driver’s seat. Do not press the accelera-
tor while starting the engine under any circumstances.
Doing so may cause an accident resulting in death or serious injury.
■Caution when driving
Do not touch the “ENGINE START STOP” switch while driving.
Pressing and holding the “ENGINE START STOP” switch will stop the engine,
which may lead to an unexpected accident.

121
2-1. Driving procedures
2
When driving
08_IS350/250_U_(L/O_0708)
NOTICE
■To prevent battery discharge
Do not leave the “ENGINE START STOP” switch in ACCESSORY or IGNITION
ON mode for long periods without the engine running.
■When starting the engine
●Do not race a cold engine.
●If the engine becomes difficult to start or stalls frequently, have the engine
checked immediately.