2012 Lexus IS350C battery

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1-2. Opening, closing and locking the doors and trunk
1
Before driving
■Pa n i c m o d e
■Electronic key battery depletion
P. 3 8
■Security feature
P. 4 0
■When the electronic key battery is fully depleted
P. 4 5 6
■Conditions affecting operation
P. 3 6
■Customization that can be configured at Lexus dealer
Settings (e.g. trunk unlocking function) can be changed.
(Customizable features  P. 5 9 5 )
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.

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1-3. Adjustable components (seats, mirrors, steering wheel)
■Canceling the linked door unlock operation
Close the driver's door and turn the “ENGINE START STOP” switch
OFF.
Using the wireless remote control: While pushing the “SET” button, press
on the wireless remote control until the signal beeps.
Using the door lock switch: While pressing the “SET” button, press the
lock or unlock side on the door lock switch 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 180 seconds after the driver's door is opened and another 60 seconds after it is
closed again, 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
child restraint system, or squeeze your body against the steering wheel.
STEP1
STEP2

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1-3. Adjustable components (seats, mirrors, steering wheel)
■Operating the seat position memory after turning the “ENGINE START STOP”
switch OFF
Memorized position can be activated up to 180 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 or
child restraint system.

93
1-4. Opening and closing the windows and retractable hardtop
1
Before driving
CAUTION
■When opening or closing the retractable hardtop
Observe the following precautions.
Failure to do so may result in death or serious injury.
●Keep hands away from the hinges and rail parts of the retractable hardtop as well
as any other part of the hardtop linkage mechanism.
●Do not operate the retractable hardtop in strong winds.
●Do not disconnect the battery when the retractable hardtop is partially open.
■While the vehicle is moving
●The vehicle should never be driven with the retractable hardtop partially open.
●Do not allow passengers to stand on seat s, sit on the package tray or lean over
the vehicle.
■When children are in the vehicle
Do not allow children to operate the retractable hardtop.
Doing so may cause the child or another person to become caught in the retract-
able hardtop mechanism, resulting 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 retract-
able hardtop is being operated. If someone
becomes caught in the mechanism, release
the switch immediately to stop operation.
●As parts of the trunk move, ensure that no
one is near the vehicle while the retractable
hardtop is operating.

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1-4. Opening and closing the windows and retractable hardtop
NOTICE
■Precautions for opening/closing the retractable hardtop
●Before operating the retractable hardtop, make sure that the areas 2.3 ft. (70
cm) above the roof and 1.2 ft. (35 cm) behind the rear bumper is clear of obstruc-
tions.
●Do not put any items or packages on the package tray even if they are extremely
small.
●Do not store luggage on or allow anyone to sit on the retractable hardtop.
●When the outside temperature is -4°F (-20°C) or below or if the side windows
are frozen shut, do not open or close the retractable hardtop.
●Do not open the retractable hardtop if it is wet. Possible interior water damage,
water stains or mildew may result.
●When opening or closing the retractable hardtop, turn the rear window defog-
gers off.
●Do not leave the vehicle for an extended period of time with an open or close
operation incomplete.
●Do not open the trunk lid while the retractable hardtop is operating.
●If the retractable hardtop is operated repeatedly within a short period of time, the
motor protection circuit may activate, caus ing the roof switch to be disabled. In
this case, turn the “ENGINE START STOP” switch to ACCESSORY mode or off
and, after waiting for a while, perform the procedure again.
●Do not place anything on or under the luggage cover.
●The luggage cover should be attached securely. Protruding luggage may inter-
fere with the proper operat ion of the retractable hardtop, causing it to become
damaged.
■To prevent battery discharge
Do not operate the retractable hardtop repeatedly when the engine is off.

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1-5. Refueling
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. (Octane rating 91 [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 inoperable
The 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.

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1-6. Theft deterrent system
1
Before driving
■System maintenance
The vehicle has a maintenance-free type alarm system.
■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 retractable hardtop are closed before the alarm is set.
●No valuables or other personal items are left in the vehicle.
■Tr i g g e r i n g o f t h e a l a r m
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.

102
1-6. Theft deterrent system
■When the battery is disconnected
Be sure to deactivate the alarm system.
If the battery is disconnected before deactivating the alarm system, the alarm may
be triggered when the battery is reconnected.
■Alarm-operated door lock
●When the alarm is operating, the door s are locked automatically to prevent
intruders.
●Do not leave the key inside the vehicle when the alarm is operating, and make
sure the key is not inside the vehicle when recharging or replacing the battery.
NOTICE
■To ensure the system operates correctly
Do not modify or remove the system. If mo dified or removed, the proper operation
of the system cannot be guaranteed.