2011 Lexus CT200h How to use alarm system

64
1-3. Opening, closing and locking the doors
CT200h_EE (OM76041E)
Alarms and warning messages
A combination of exterior and interior alarms as well as warning messages
shown on the multi-information display is used to prevent theft of the vehi-
cle and accidents resulting from erroneous operation. Take appropriate mea-
sures in response to any warning message on the multi-information display.
(P. 565)
The following table describes circumstances and correction procedures
when only alarms are sounded.
Security feature
P. 8 1
Battery-saving function
The battery-saving function will be activated in order to prevent the elec-
tronic key battery and the 12-volt battery from being discharged while the
vehicle is not in operation for a long time.
In the following situations, the smart entry & start system may take some
time to unlock the doors.
• The electronic key has been left in an area of approximately 2 m (6 ft.)
of the outside of the vehicle for 10 minutes or longer.
• The smart entry & start system has not been used for 5 days or longer.
AlarmSituationCorrection procedure
Exterior alarm
sounds once for
10 secondsAn attempt was made to
lock the vehicle while a
door was open.Close all of the doors
and lock the doors
again.
Interior alarm
pings repeatedly
The “POWER” switch was
turned to ACCESSORY
mode while the driver’s
door was open (The
driver’s door was opened
when the “POWER”
switch was in ACCES-
SORY d )
Turn the “POWER”
switch off and close
the driver’s door.

78
1-3. Opening, closing and locking the doors
CT200h_EE (OM76041E)
Alarms and warning messages
A combination of exterior and interior alarms are used to prevent theft of the
vehicle and unforeseeable accidents resulting from erroneous operation.
Take appropriate measures according to the warning message shown on the
multi-information display. (P. 565)
The following table describes circumstances and correction procedures
when only alarms are sounded.
If the push-button start system does not operate properly
P. 6 1 8
When the electronic key battery is fully depleted
P. 5 1 5
Customization
Settings (e.g. push-button start system) can be changed.
(Customizable features P. 655)
AlarmSituationCorrection procedure
Interior alarm
pings repeatedly
The “POWER” switch was
turned to ACCESSORY
mode while the driver’s
door was open (The
driver’s door was opened
when the “POWER”
switch was in ACCES-
SORY mode)
Turn the “POWER”
switch off and close
the driver’s door.

500
4-3. Do-it-yourself maintenance
CT200h_EE (OM76041E)
CAUTION
Chemicals in the 12-volt battery
The 12-volt battery contains poisonous and corrosive sulfuric acid and may
produce hydrogen gas which is flammable and explosive. To reduce the risk
of death or serious injury, take the following precautions while working on
or near the 12-volt battery:
Do not cause sparks by touching the 12-volt battery terminals with tools.
Do not smoke or light a match near the 12-volt battery.
Avoid contact with eyes, skin and clothes.
Never inhale or swallow electrolyte.
Wear protective safety glasses when working near the 12-volt battery.
Keep children away from the 12-volt battery.
Where to safely charge the 12-volt battery
Always charge the 12-volt battery in an open area. Do not charge the 12-volt
battery in a garage or closed room where there is insufficient ventilation.
How to recharge the 12-volt battery
Only perform a slow charge
*. The 12-volt battery may explode if charged at
a quicker rate.
*: 4.2 A or less on vehicles with a navigation system or alarm
3.5 A or less on vehicles without a navigation system and alarm