Lexus IS350 AWD Owner's Manual page 537

Warning message
(Flashes)
IS350 AWD/IS350/IS300 AWD/IS300_U
8-2. Steps to take in an emergency
Details/Actions
Indicates that the shift position was changed and Drive-
Start Control was operated while depressing the accel-
erator pedal
A buzzer also sounds.
 Momentarily release the accelerator pedal.
Indicates that the shift lever was used to attempt to shift
to the first gear position in M mode on a slippery road
surface
The gear position will not shift from the second gear.
A buzzer also sounds.
 Drive the vehicle in the second or a higher gear
position.
Indicates that the LDA (Lane Departure Alert with steer-
ing control) system has determined that the driver does
not have the hands on the steering wheel while the steer-
ing control function is on
If the driver operates the steering wheel only a small
amount, the system may be unable to detect the steer-
ing wheel operations and this warning may be dis-
played.
A buzzer also sounds.
 Firmly hold the steering wheel.
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