ECO mode Lexus IS250C 2010 Do-It-Yourself Maintenance / LEXUS 2010 IS350C/IS250C OWNERS MANUAL QUICK GUIDE (OM53836U)

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Dynamic Radar Cruise Control (If Equipped)
Indicator
Display
Distance switch
Cruise control switch
■Cruise control display
Cruise control settings are shown on the multi-
information display.
Vehicle ahead indicator
Vehicle-to-vehicle distance
Preset speed
■Vehicle-to-vehicle distance control mode
Press the ON-OFF button.
Accelerate or decelerate to the desired
speed, and then push the lever down.
Vehicle-to-vehicle distance can be adjusted using
the distance switch.
■ Constant speed control mode
Press the ON-OFF button.
Push the lever forward and hold for at least
one second.
Accelerate or decelerate to the desired
speed, and then push the lever down.
Dynamic radar cruise control supplements conventional cruise control with a vehicle-to-
vehicle distance control mode.
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Page 83 of 90

What to do if ...
83
Electronic Key Alarm
The electronic key alarm uses an alarm and warning messages to indicate that the electronic
key has been used improperly. Take appropriate measure in response to any warning mes-
sages that are displayed. In some cases, an alarm may sound without an accompanying
warning message. If so, follow the correction procedure in the table below.
*: Vehicles with automatic transmission only
AlarmSituationCorrection procedure
Exterior alarm sounds
once for 2 seconds
Tried to lock the doors
using the entry function
while the electronic key is
still inside the passenger
compartmentRetrieve the electronic key
from the passenger com-
partment and lock the
doors again.
Closed the trunk while the
electronic key is still inside
and both side doors are
lockedRetrieve the electronic key
from the trunk and close
the trunk lid.
Exterior alarm sounds
once for 60 seconds
Tried to exit the vehicle
with the electronic key and
lock the doors without first
turning the “ENGINE
START STOP” switch OFF
Turn the “ENGINE START
STOP” switch OFF and
lock the doors again.
Exterior alarm sounds
once for 10 secondsTried to lock the vehicle
using the entry function
while a door is openClose both side doors and
lock the doors again.
Interior alarm sounds
continuously*Tried to open the door and
exit the vehicle without
shifting the shift lever to P
Shift the shift lever to P.
Interior alarm pings
continuously
Switched to ACCES-
SORY mode while the
driver's door is open
(Opened the driver's door
when the “ENGINE
START STOP” switch is in
ACCESSORY mode.)
Close the driver's door.
Tu r n e d t h e “ E N G I N E
START STOP” switch OFF
while the driver's door is
still open
Close the driver's door.