Lexus GS 450h 2008 Owner's Manual page 496

5-2. Steps to take in an emergency
Warning light
3
: Open door warning buzzer:
*
→P. 505
4
: Driver' s and front passenger' s seat belt reminder buzzer:
*
The driver' s and front passenger' s seat belts reminder sounds to alert the driver
and front passenger that his or her seat 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.
If the malfunction indicator lamp comes on while driving
■
First check the following:
Is your vehicle low on gas?
●
If it is, refuel the vehicle immediately.
Is the fuel tank cap loose?
●
If it is, tighten it securely.
The light will go off after taking several driving trips.
If the light does not go off even after several trips, contact your Lexus dealer as soon
as possible.
494
Warning light/Details
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
Take appropriate action in
accordance with the message
displayed on the multi-infor-
mation display.