Lexus IS220d 2012 Manual page 498

5-2. Steps to take in an emergency
1
*
:Open door warning buzzer:
P. 477
2
*
:Driver's and front passenger's seat belt reminders:
The driver's and front passenger's seat belt buzzer sounds to alert the
driver and front passenger that his or her seat belt is not fastened. The
buzzer sounds for 30 seconds after the vehicle has reached a speed of at
least 20 km/h (12 mph). Then, if the seat belt is still unfastened, the
buzzer will sound in a different tone for 90 more seconds.

If the malfunction indicator lamp comes on while driving
The malfunction indicator lamp will come on if the fuel tank becomes com-
pletely empty. If the fuel tank is empty, refuel the vehicle immediately. The
malfunction indicator lamp will go off after several trips.
If the malfunction indicator lamp does not go off, contact any authorized
Lexus dealer or repairer, or another duly qualified and equipped profes-
sional as soon as possible.

Electric power steering warning light
When the battery is low or when the voltage drops temporarily, the electric
power steering warning light may come on.

Front passenger detection sensor and passenger seat belt reminder and
warning buzzer

If luggage is placed on the front passenger seat, the front passenger
detection sensor may cause the warning light to flash and the warning
buzzer to sound, even if a passenger is not sitting in the seat.

If a cushion is placed on the seat, the sensor may not detect a passenger,
and the warning light may not operate properly.
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IS250/220d/200d_EE