Lexus IS220d 2012 Manual page 62

1-2. Opening, closing and locking the doors and trunk

Impact detection door lock release system
In the event that the vehicle is subject to a strong impact, all the doors are
unlocked. Depending on the force of the impact or the type of accident,
however, the system may not operate.

Using the mechanical key
The doors can also be locked and unlocked with the mechanical key. (P.
516)

Customization that can be configured at any authorized Lexus dealer or
repairer, or another duly qualified and equipped professional
Settings (e.g. unlocking function using a key) can be changed.
(Customizable features P. 556)
CAUTION

To prevent an accident
Observe the following precautions while driving the vehicle.
Failing to do so may result in a door opening and an occupant falling out,
resulting in death or serious injury.

Always use a seat belt.

Ensure that all doors are properly closed.

Do not pull the inside handle of the doors while driving.
The doors may be opened and the passengers may be thrown out of the
vehicle, resulting in death or serious injury.
Be especially careful for the front doors, as the door may be opened even
if the inside lock buttons are in locked position.

Set the rear door child protector locks when children are seated in the rear
seat.
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IS250/220d/200d_EE