2011 Lexus IS F ignition

5
When trouble arises
459
5-2. Steps to take in an emergency
■If the tire pressure warning system is inoperative
The tire pressure warning system will be disabled in the following conditions:
(When the condition becomes normal, the system will work properly.)
●If tires not equipped with tire pressure warning valves and transmitters are used.
●If the ID code on the tire pressure warning valves and transmitters is not regis-
tered in the tire pressure warning computer.
●If a different set of tires has been selected using the satellite switch.
●If the tire inflation pressure is 73 psi (500 kPa, 5.1 kgf/cm2 or bar) or higher.
●If electronic devices or facilities using similar radio wave frequencies are nearby.
●If a radio set at similar frequencies is in use in the vehicle.
●If there is a lot of snow or ice on the vehicle, in particular, around the wheels or
wheel housings.
●If non-genuine Lexus wheels are used. (Even if you use Lexus wheels, the tire
pressure warning system may not work properly with some types of tires.)
■If the tire pressure warning light comes on after blinking for 1 minute frequently
If the tire pressure warning light comes on after blinking for 1 minute frequently
when the “ENGINE START STOP” switch is turned to IGNITION ON mode, have
it checked by your Lexus dealer.
■Customization that can be configured at Lexus dealer
The vehicle speed linked seat belt reminder buzzer can be disabled.
(Customizable features  P. 5 2 8 )

5
When trouble arises
487
5-2. Steps to take in an emergency
If the shift lever cannot be shifted from P
If the shift lever cannot be shifted with your foot on the brake, there may be
a problem with the shift lock system (a system to prevent accidental opera-
tion of the shift lever). Have the vehicle inspected by your Lexus dealer
immediately.
The following steps may be used as an emergency measure to ensure that
the shift lever can be shifted.
Set the parking brake.
Turn the “ENGINE START STOP ” switch to IGNITION ON
mode.
Depress the brake pedal.
Pry the cover up with a flathead
screwdriver or equivalent.
Press the shift lock override but-
ton.
The shift lever can be shifted
while the button is pressed.
STEP1
STEP2
STEP3
STEP4
STEP5

5
When trouble arises
493
5-2. Steps to take in an emergency
■Starting the engine when the battery is discharged
The engine cannot be started by push-starting.
■To prevent battery discharge
●Turn off the headlights and the audio system while the engine is off.
●Turn off any unnecessary electrical components when the vehicle is running at a
low speed for an extended period, such as in heavy traffic, etc.
Start the engine of the second vehicle. Increase the engine
speed slightly and maintain at that level for approximately 5
minutes to recharge the battery of your vehicle.
Open and close any of the do ors with the “ENGINE START
STOP” switch OFF.
Maintain the engine speed of th e second vehicle and turn the
“ENGINE START STOP” switch to IGNITION ON mode,
then start the vehicle’s engine.
Once the vehicle’s engine ha s started, remove the jumper
cables in the exact reverse ord er in which they were con-
nected.
Once the engine starts, have the ve hicle checked at your Lexus dealer
as soon as possible.STEP2
STEP3
STEP4
STEP5

508
6-1. Specifications
Ignition system
Electrical system
Differential
*: “Toyota Genuine Differential Gear Oil” is put in your Lexus vehicle at the fac-tory. Use Lexus approved “T oyota Genuine Differential Gear Oil” or an equiv-
alent of matching quality to satisfy the above specification. Please contact your
Lexus dealer for further details.
Spark plug
Make
GapDENSO FK20HBR11
0.043 in. (1.1 mm)
NOTICE
■Iridium-tipped spark plugs
Use only iridium-tipped spark plugs. Do not adjust gap when tuning the engine.
Battery
Open voltage* at
68 F (20 C):12.6 12.8 V Fully charged
12.2 
12.4 V Half charged
11.8 
12.0 V Discharged
(*: Voltage checked 20 minutes after
the engine and all the lights are turned
off)
Charging rates5 A max.
Oil capacity1.42 qt. (1.35 L, 1.19 Imp. qt.)
Oil type and viscosity*“Toyota Genuine Differential Gear Oil
LX 75W-85 GL-5” or equivalent

556
Alphabetical index
EngineACCESSORY mode ...................... 130
Compartment .....................................384
Engine switch........................................ 130
Hood......................................................... 381
How to start the engine................... 130
Identification number.......................503
If the engine will not start ...............486
Ignition switch....................................... 130
Overheating.........................................495
Engine compartment cover ............ 385
Engine coolant Capacity .................................................507
Checking ...............................................389
Preparing and checking before winter .................................... 204
Engine coolant temperature gauge....................................................... 146
Engine immobilizer system..................83
Engine oil Capacity ................................................ 506
Checking ...............................................386
Preparing and checking before winter .................................... 204
Engine oil maintenance data........... 388
EPS .............................................................. 187
Event data recorder ............................. 451 First-aid kit storage belt ..................... 345
Floor mat .................................................. 344
Fluid
Brake ......................................................... 391
Washer................................................... 396
Fog lights Switch .......................................................... 161
Wattage ................................................... 512
Footwell lights ..........................................319
Front fog lights Switch .......................................................... 161
Wattage ................................................... 512
Front passenger occupant classification system .......................... 103
Front passenger's seat belt
reminder light ..................................... 456
Front seats Adjustment .............................................. 50
Driving position memory ................... 51
Seat position memory........................ 55
Front turn signal lights Switch ........................................................ 143
Wattage ................................................... 512F

557
Alphabetical index
FuelCapacity.................................................505
Fuel gauge .............................................. 146
Fuel pump shut off system ............ 450
Gas station information .................568
Information.............................................. 513
Refueling ................................................... 80
Fuel door..................................................... 80
Fuel filler door........................................... 80
Fuel pump shut off system ................ 450
Fuses............................................................ 419
Garage door opener.......................... 348
Gas station information ..................... 568
Gauges....................................................... 146
Glove box ................................................324
Glove box light.......................................324
Hands-free system for mobile phone ..................................................... 288
Hazard lights Switch .......................................................442
Head restraints Adjusting ..................................................57
Headlight aim ........................................ 433 Headlight cleaner .................................. 165
Headlights
Discharge headlight precautions........................................439
Replacing light bulbs ........................435
Switch........................................................ 158
Wattage ................................................... 512
Heaters Seat heaters ......................................... 338
Side mirrors ........................................... 218
Hill-start assist control ......................... 187
Hood ........................................................... 381
Hooks Cargo ......................................................345
Coat..........................................................343
Shopping bag ......................................345
Horn ............................................................ 145
I/M test...................................................... 377
Identification Engine..................................................... 503
Vehicle ................................................... 503
Ignition switch.......................................... 130
Illuminated entry system ..................... 319
Indicator lights......................................... 150
G
HI

561
Alphabetical index
Spare tireInflation pressure ...............................408
Storage location.................................. 477
Spark plug ............................................... 508
Specifications......................................... 502
Speedometer ........................................... 146
Steering wheel Adjustment ...............................................67
Audio switches ....................................267
Steering wheel positionmemory ................................................... 51
Storage feature ..................................... 323
Stuck If your vehicle becomes stuck .... 498
Sun visors................................................. 329
Sunshade ..................................................... 77
Switch Emergency flasher switch ..............442
Engine switch ........................................130
Fog light switch.......................................161
F-sport mode total control switch .......................................... 136, 189
Hazard light switch............................442
Ignition switch........................................130
Light switches....................................... 158 Power door lock switch .................... 42
Power window switch ........................ 73
Satellite switches................................. 332
SNOW switch ..................................... 136
Transmission shift
switches ...................................... 137, 139
Window lock switch............................ 73
Wiper and washer switch................162
Tachometer.............................................. 146
Tail lights Switch........................................................ 158
Talk switch ............................................... 293
Telephone switch .................................. 293
Theft deterrent system Alarm.......................................................... 85
Engine immobilizer system..............83
Theft prevention labels ......................... 88
Tire inflation pressure ........................ 408
Tire information Glossary .................................................. 521
Size ............................................................. 518
Tire identification number............... 518
Uniform tire quality grading .......... 519
T