Lexus RX350 2023 Manual page 573

The engine switch is turned off
automatically
 The auto power off function will be
operated if the vehicle is left in ACC
or ON (the engine is not running)
for a period of time. (P.197)
A warning buzzer sounds during
driving
 The seat belt reminder light is flash-
ing
Are the driver and the passengers wearing
, 482
the seat belts? (P.482
 The parking brake indicator is on
Is the parking brake released? (P.204)
Depending on the situation, other
types of warning buzzer may also
sound. (P.479, 489)
An alarm is activated and the
horn sounds
 Did anyone inside the vehicle open
a door during setting the alarm?
The sensor detects it and the alarm sounds.
(P.71)
Do one of the following to deactivate
or stop the alarms:
 Unlock the doors.
 Turn the engine switch to ACC or
ON, or start the engine. (The alarm
will be deactivated or stopped after
a few seconds.)
What to do if... (Troubleshooting)
 Is the message displayed on the
multi-information display?
Check the message on the multi-informa-
tion display. (P.489)
 When a warning light turns on or a
warning message is displayed, refer
to P.479, 489.
)
When a problem has occurred
 Stop the vehicle in a safe place and
replace the flat tire with the spare
tire. (P.500)
 Try the procedure for when the vehi-
cle becomes stuck in mud, dirt, or
snow. (P.522)
A warning buzzer sounds when
leaving the vehicle
A warning light turns on or a
warning message is displayed
If you have a flat tire
The vehicle becomes stuck
573