Lexus ES 250 Owner's Manual page 271

270
4-5. Using the driving support systems
pedal when putting the vehicle in motion.
● This system operates on flat surfaces as
well as steep grades.
When the engine is stopped due to Stop
●
& Start system operation, the force
required to depress the brake pedal may
change, but this is not a malfunction.
■ When to use the Stop & Start system
When stopping the vehicle for a longer
●
period of time, turn the engine switch off
and stop the engine completely.
● When the system does not operate, is
canceled, or is malfunctioning, warning
messages and a warning buzzer are used
to inform the driver. (P.271)
● If the engine switch is pressed when the
engine is stopped by the Stop & Start sys-
tem, the engine will stall and will not be
able to be restarted by the automatic
engine start function. In this case, restart
the engine using the normal engine start-
ing procedure. (P.179)
When the engine is restarted by the Stop
●
& Start system, the power outlet may be
temporarily unusable, but this is not a
malfunction.
● Installation and removal of electrical
components and wireless devices may
affect the Stop & Start system. Contact
your Lexus dealer for details.
If the windshield is fogged up while the
■
engine is stopped by the Stop & Start
system
Turn the windshield defogger on. (The
engine will start due to the automatic
engine start function.) P.324
If the windshield fogs up frequently, press
the Stop & Start cancel switch to disable the
system.
If an odor comes from the air condition-
■
ing system while the engine is stopped
due to the Stop & Start system (vehicles
with Stop & Start system)
Press the Stop & Start cancel switch to
deactivate the Stop & Start system.
Air conditioning system operation while
■
the engine is stopped by the Stop &
Start system
● If the air conditioning system is being
used in automatic mode, the fan speed
may be reduced or the fan may be
stopped while the engine is stopped by
the Stop & Start system in order to
reduce changes in the cabin tempera-
ture.
To ensure air conditioning system perfor-
●
mance when the vehicle is stopped, dis-
able the Stop & Start system by pressing
the Stop & Start cancel switch.
■ Changing the idling stop time with the
air conditioning system on
The length of time the Stop & Start system
will operate when the air conditioning sys-
tem is on can be changed by performing
the following operation. (The length of time
the Stop & Start system will operate when
the air conditioning system is off cannot be
changed.)
● Settings using the multi-information dis-
play (P.482).
The Stop & Start system protection
■
function
● When the volume of the audio system is
excessively high, sound output from the
audio system may suddenly be cut off in
order to reduce battery consumption. To
prevent the audio system from being cut
off, keep the volume of audio system at a
moderate level.
If the audio system has been cut off, turn
the engine switch off, wait for 3 seconds
or more and then turn it to ACCES-
SORY mode or IGNITION ON mode to
re-enable the audio system.
● The audio system may not be activated if
the battery terminals are disconnected
and then reconnected. If this occurs, turn
the engine switch off and then repeat the
following operation twice to activate the
audio system normally.
• Turn the engine switch to IGNITION ON
mode and then to off.