Lexus IS250 2009 Service Manual page 383

5-2. Steps to take in an emergency
Warning light
(On the center
panel)
1
*
:Open door warning buzzer:
P. 395
2
*
:Driver's and front passenger's seat belt reminders buzzer:
The driver' s and front passenger' s seat belts reminder sounds to alert the driver
and front passenger that his or her sear belt is not fastened. The buzzer sounds
intermittently for 10 seconds after the vehicle has reached a speed of at least 12
mph (20 km/h). Then, if the seat belt is still unfastened, the buzzer will sound in a
different tone for 20 more seconds.
386
Warning light/Details
Front passenger's seat belt
reminder light
*
(warning buzzer)
Warns the front passenger to
fasten his/her seat belt.
Tire pressure warning light
When the light comes on:
Low tire inflation pressure
When the light comes on after
blinking for 1 minute:
Malfunction in the tire pres-
sure warning system
Master warning light
A buzzer sounds and the
warning light comes on and
flashes to indicate that the
master warning system has
detected a malfunction.
Correction procedure
2
Fasten the seat belt.
Adjust the tire inflation pres-
sure.
Have the system checked by
your Lexus dealer.
P. 392