brake light Lexus IS250 2012 Owner's Manual / 2012 IS250,IS350 OWNERS MANUAL QUICK GUIDE (OM53A98U)
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Engine (ignition) Switch
■Starting the engine
Automatic transmission
Make sure the parking brake is engaged and the
shift lever is in P.
Depress the brake pedal.The “ENGINE START STOP” switch indi-
cator light turns green.
Press the “ENGINE START STOP” switch.
Manual transmission
Make sure the parking brake is engaged and the
shift lever is in N.
Depress the clutch pedal.The “ENGINE START STOP” switch indi-
cator light turns green.
 Press the “ENGINE START STOP” switch.
■ Stopping the engine
 Engage the parking brake and shift the shift lever to P (for automatic transmission) or N
(for manual transmission).
 Press the “ENGINE START STOP” switch.
With the electronic key on your person, the engine can be started by simply pressing the
“ENGINE START STOP” switch, while depressing the brake pedal or clutch pedal.
(The mechanical key cannot be used to start the engine.) 
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■Changing power modes
To change power modes without turning on  the engine, press the “ENGINE START STOP”
switch without depressing the brake pedal (for automatic transmission) or the clutch pedal
(for manual transmission). The modes can be changed in the following order:
Automatic Transmission (If Equipped)
■ Shift positions
P Pa r k
R Reverse
N Neutral (drive not engaged)
D Drive
S S mode
The vehicle can only be shifted out of P when the “ENGINE START STOP” switch is in
IGNITION ON mode and the brake pedal is
depressed.
ACCESSORY mode IGNITION ON mode
(Indicator light: amber)
OFF
(Indicator light: off) 
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What to do if ...
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List of Warning/Indicator Lights
Stop the vehicle immediately. Continuing to drive the vehicle may be dangerous.
(U.S.A.)
(Canada)Brake system warning light 
Stop the vehicle immediately.
Charging system warning light
Have the vehicle inspected immediately.
(U.S.A.)
(Canada)Malfunction 
indicator lamp
Electric power steering 
system warning light
(Blinking and 
then continu-
ously on)Tire pressure warning light
SRS warning light
(U.S.A.)
(Canada)ABS warning light
(Comes on)
Slip indicator
Have the malfunction repaired immediately.
Open door warning light(On the 
center panel)
Front passenger’s seat belt 
reminder light
Low fuel level warning light(Illuminates 
without blink- ing)Tire pressure warning light*1
(On the 
instrument  cluster)
Driver’s seat belt
reminder lightMaster warning light 
For further information, re fer to the Owner's Manual.