2011 Lexus IS F horn

401
4-3. Do-it-yourself maintenance
4
Maintenance and care
IS F_EE
13IG210 AIgnition system
14EFI NO. 210 A
Fuel system, exhaust system, mul-
tiport fuel injection system/sequen-
tial multiport fuel injection system
15H-LP R LWR15 AHeadlight low beam (right)
16H-LP L LWR15 AHeadlight low beam (left)
17F/PMP25 AFuel system
18EFI25 A
Multiport fuel injection system/
sequential multiport fuel injection
system, EFI NO. 2
19INJ25 A
Multiport fuel injection system/
sequential multiport fuel injection
system
20H-LP UPR20 AHeadlight high beams
21HORN10 AHorns
22WASHER20 AWindshield washer
23FR TAIL10 AFront position lights
24FR FOG15 AFront fog lights
FuseAmpereCircuit

454
5-2. Steps to take in an emergency
IS F_EE
If the engine will not start
If the engine will not start even though correct starting procedures are
being followed (P. 146), consider each of the following points.
The engine will not start even when the starter motor operates
normally.
One of the following may be the cause of the problem.
There may not be sufficient fuel in the vehicle’s tank.
Refuel the vehicle.
The engine may be flooded.
Try to restart the engine once more following correct start-
ing procedures. (P. 146)
The starter motor turns over slowly, the interior lights and
headlights are dim, or the horn does not sound or sounds at a
low volume.
One of the following may be the cause of the problem.
The battery may be discharged. (P. 462)
The battery terminal connections may be loose or corroded.
The starter motor does not turn over, the interior lights and
headlights do not turn on, or the horn does not sound.
One of the following may be the cause of the problem.
One or both of the battery terminals may be disconnected.
The battery may be discharged. (P. 462)
There may be a malfunction in the engine immobilizer sys-
tem. (P. 92)
There may be a malfunction in the steering lock system.
Contact any authorized Lexus dealer or repairer, or another
duly qualified and equipped professional, if the problem can-
not be repaired, or if repair procedures are unknown.

496
Alphabetical index
IS F_EE
Headlights
Discharge headlight
precautions .........................417
Replacing light bulbs ............407
Switch ...................................172
Wattage .................................481
Heaters
Seat heaters ...........................339
Side mirror ............................236
Hill-start assist control ..............206
Hood ..........................................363
Hooks
Cargo ....................................347
Coat ......................................344
Shopping bag ........................347
Horn...........................................161
Identification
Engine...................................473
Vehicle..................................473
Ignition switch ...........................146
Illuminated entry system ...........320
Indicator lights ..........................164
Inside rear view mirror ................79
Interior lights
Interior lights ........................320
Switch ...................................322
Wattage .................................481
Jack
Positioning a floor jack.........364
Vehicle-equipped jack ..........444
Jack handle ................................444Keyless entry .............................. 52
Keys
Electronic key ........................ 32
Engine switch ...................... 146
If the electronic key does not
operate properly ................ 458
If you lose your keys ........... 457
Key number ........................... 32
Keyless entry ......................... 52
Keys ....................................... 32
Mechanical key ...................... 32
Wireless remote control key .. 52
Light bulbs
Replacing ............................. 407
Wattage ................................ 481
Lights
Door courtesy light .............. 320
Emergency flasher switch.... 416
Fog light switch ................... 175
Hazard light switch .............. 416
Headlights switch ................ 172
Interior light switch ............. 322
Outer foot lights ................... 320
Overhead courtesy light ....... 320
Personal light switch............ 323
Replacing light bulbs ........... 407
Shift lever light .................... 320
Turn signal lever .................. 159
Vanity lights ........................ 331
Wattage ................................ 481
I
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K
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502
IS F_EE
What to do if...
What to do if...
A tire puncturesP. 444If you have a flat tire
The engine does not start
P. 454If the engine will not start
P. 9 2Engine immobilizer system
P. 462If the vehicle battery is discharged
The shift lever cannot be
moved out of PP. 456If the shift lever cannot be shifted
from P
The display on the engine
coolant temperature gauge
Steam can be seen coming
from under the hood
P. 465If your vehicle overheats
The key is lostP. 457If you lose your keys
The battery runs outP. 462If the vehicle battery is discharged
The doors cannot be lockedP. 5 4Doors
The horn begins to soundP. 9 7Alarm
The vehicle is stuck in mud or
sandP. 468If the vehicle becomes stuck