2012 Lexus IS350C immobilizer

TABLE OF CONTENTSIndex
2
1-1. Key informationKeys ...................................................... 28
1-2. Opening, closing and locking the doors and trunk
Smart access system with push-button start .......................... 32
Wireless remote control .............. 44
Doors.................................................... 47
Trunk...................................................... 51
1-3. Adjustable components (seats, mirrors,
steering wheel)
Front seats .......................................... 55
Driving position memory .............. 61
Seat position memory ................... 65
Head restraints................................. 67
Seat belts ............................................ 70
Steering wheel.................................. 76 Anti-glare inside rear
view mirror...................................... 78
Outside rear view mirrors ........... 79
1-4. Opening and closing the windows and
retractable hardtop
Power windows................................ 82
Retractable hardtop....................... 86
1-5. Refueling Opening the fuel tank cap........... 95
1-6. Theft deterrent system Engine immobilizer system ......... 98
Alarm.................................................. 100
Theft prevention labels (U.S.A.) ........................................... 103
1-7. Safety information Correct driving posture ............. 104
SRS airbags ..................................... 106
Front passenger occupant classification system ................... 118
Child restraint sy stems ............... 123
Installing child restraints .............. 127
1Before driving
For vehicles with a navigation system, refer to the “Navigation System Owner’s
Manual” for information regarding the equipment listed below.
• Navigation system
• Air conditioning
• Climate control
• Rear view monitor system • Audio/video system
• Rear window and outside rear view
mirror defogging
• Intuitive parking assist

Before driving1
27
1-1. Key informationKeys .............................................. 28
1-2. Opening, closing and locking the doors and
trunk
Smart access system with push-button start ................... 32
Wireless remote control ......... 44
Doors ............................................ 47
Trunk .............................................. 51
1-3. Adjustable components
(seats, mirrors,
steering wheel)
Front seats ................................... 55
Driving position memory ......... 61
Seat position memory.............. 65
Head restraints .......................... 67
Seat belts ..................................... 70
Steering wheel ........................... 76
Anti-glare inside rear view mirror ............................... 78
Outside rear view mirrors ...... 79 1-4. Opening and closing
the windows and
retractable hardtop
Power windows .......................... 82
Retractable hardtop ................ 86
1-5. Refueling Opening the fuel tank cap ..... 95
1-6. Theft deterrent system Engine immobilizer system........................................ 98
Alarm.......................................... 100
Theft prevention labels (U.S.A.).................................... 103
1-7. Safety information Correct driving posture ....... 104
SRS airbags .............................. 106
Front passenger occupant classification system............. 118
Child restraint systems ......... 123
Installing child restraints........ 127

98
1-6. Theft deterrent system
Engine immobilizer system
■System maintenance
The vehicle has a maintenance-free type engine immobilizer system.
■Conditions that may cause the system to malfunction
●If the grip portion of the key is in contact with a metallic object
●If the key is in close proximity to or touching a key to the security system (key
with a built-in transponder chip) of another vehicle
The vehicle's keys have built-in transponder chips that prevent the engine
from starting if the key has not been previously registered in the vehicle's
on-board computer.
Never leave the keys inside the vehicle when you leave the vehicle.
The indicator light flashes after
the “ENGINE START STOP”
switch has been turned OFF to
indicate that the system is oper-
ating.
The indicator light stops flashing
after the “ENGINE START
STOP” switch has been turned
to ACCESSORY or IGNITION
ON mode to indicate that the
system has been canceled.

99
1-6. Theft deterrent system
1
Before driving
■Certifications for the engine immobilizer system For vehicles sold in the U.S.A.
FCC ID: NI4TMIMB-1
This device complies with part 15 of the FCC Rules. Operation is subject to the fol-
lowing two conditions: (1) This device may not cause harmful interference, and (2)
this device must accept any interference received, including interference that may
cause undesired operation.
For vehicles sold in Canada
Operation is subject to the following two conditions: (1) this device may not cause
interference, and (2) this device must a ccept any interference, including interfer-
ence that may cause undesired operation of the device.
L’utilisation de ce dispositif est autori sée seulement aux deux conditions suivantes:
(1) il ne doit pas produire de brouillage, et (2) l’utilisateur du dispositif doit être prêt
à accepter tout brouillage radioélectrique reçu, même si ce brouillage est suscepti-
ble de compromettre le fonc tionnement du dispositif.
CAUTION
FCC WARNING:
Changes or modifications not expressly approved by the party responsible for com-
pliance could void the user’s authority to operate the equipment.
NOTICE
■To ensure the system operates correctly
Do not modify or remove the system. If mo dified or removed, the proper operation
of the system cannot be guaranteed.

151
2-1. Driving procedures
2
When driving
■If the engine does not start
The engine immobilizer system may not have been deactivated. (P. 9 8 )
■When the steering lock cannot be released
■When the “ENGINE START STOP” switch indicator flashes in amber
The system may be malfunctioning. Have the vehicle inspected by your Lexus
dealer immediately.
■Auto power off function
If the vehicle is left in ACCESSORY mode fo r more than an hour with the shift lever
in P (vehicles with an automatic transmission), the “ENGINE START STOP” switch
will automatically turn OFF.
■Electronic key battery depletion
 P. 3 8
■When the electronic key battery is fully discharged
P. 4 5 6
■Conditions affecting operation
P. 3 6
■Note for the entry function
P. 3 9
The “ENGINE START STOP” switch indica-
tor will flash in green and a message will be
shown on the multi-information display. Press
the “ENGINE START STOP” switch again
while turning the steering wheel left and right.

5
When trouble arises
529
5-2. Steps to take in an emergency
If the engine will not start
If the engine will not start even though correct starting procedures are
being followed (
P. 148), 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 starting
procedures. ( P. 1 4 8 )
● There may be a malfunction in the engine immobilizer system.
( P. 9 8 )
■ The starter motor turns over slow ly, the interior lights and head-
lights are dim, or the horn does not sound or sounds at a low vol-
ume.
One of the following may be the cause of the problem.
● The battery may be discharged. ( P. 5 3 8 )
● The battery terminal connections may be loose or corroded.
■ The starter motor does not turn over, the interior lights and head-
lights 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. 5 3 8 )
● There may be a malfunction in the steering lock system.
Contact your Lexus dealer if the problem cannot be repaired, or if
repair procedures are unknown.

621
Alphabetical index
Electric power steering ....................... 219
Electronic keyIf the electronic key does not operate properly ............................ 533
Emergency, in case of If a warning message is displayed ............................................ 504
If the electronic key does not operate properly ............................ 533
If the engine will not start ............... 529
If the retractable hardtop does not close ................................. 547
If the shift lever cannot be shifted from P ..................................... 531
If the vehicle has a discharged battery..................................................538
If the warning buzzer sounds...... 495
If the warning light turns on .......... 495
If you have a flat tire ......................... 518
If you lose your keys ........................ 532
If you think something is wrong................................................... 493
If your vehicle becomes stuck .... 545
If your vehicle has to be stopped in an emergency ......... 557
If your vehicle needs to be towed ................................................... 487
If your vehicle overheats................ 542
Emergency flashers Switch ...................................................... 486 Engine
Compartment...................................... 422
Engine switch ........................................ 148
Hood ......................................................... 419
How to start the engine ................... 148
Identification number ........................ 561
If the engine will not start................529
Ignition switch ....................................... 148
Overheating .........................................542
Engine compartment cover ............. 424
Engine coolant Capacity .................................................567
Checking ............................................... 429
Preparing and checking before winter ....................................238
Engine coolant temperature gauge....................................................... 166
Engine immobilizer system..................98
Engine oil Capacity ................................................ 564
Checking ............................................... 426
Preparing and checking before winter ....................................238
EPS .............................................................. 219
Event data recorder .................................21E
*: For vehicles with a navigation system, refer to the “Navigation System Owner’s Manual”.

628
Alphabetical index
TachometerTacho indicator.....................................166
Tachometer ............................................166
Tail lights Switch ......................................................... 181
Talk switch* .............................................332
Telephone switch*................................332
Theft deterrent system Alarm ........................................................ 100
Engine immobilizer system ............. 98
Theft prevention labels ........................ 103
Tire inflation pressure ......................... 447
Tire information Glossary................................................ 588
Size .......................................................... 585
Tire identification number .............584
Uniform tire quality grading ........ 586
Tires Chains ..................................................... 238
Checking ............................................... 437
If you have a flat tire ........................... 518
Inflation pressure................................ 447
Inflation pressure sensor................438
Information............................................582
Replacing ................................................ 518
Rotating tires ........................................ 437
Run-flat tire............................................ 527
Size ........................................................... 572
Snow tires .............................................. 238
Spare tire................................................. 518
Tools ............................................................ 518
Total load capacity ............................... 237 Towing
Dinghy towing ......................... 243, 244
Emergency towing ........................... 487
Trailer towing ....................................... 242
TRAC ..........................................................219
Traction control.......................................219
Transmission shift switches.......155, 157
Trip meter ..................................................166
Trunk Opener ....................................................... 51
Trunk light Trunk light .................................................52
Wattage ..................................................577
Turn signal lights Replacing light bulbs ........................475
Switch ........................................................ 162
Wattage ..................................................577
USB port* ................................................ 293
Vanity lights Vanity lights.......................................... 369
Wattage ..................................................577
Vanity mirrors ........................................ 369
VDIM...........................................................219
Vehicle dynamics integrated management .........................................219
Vehicle identification number...........561
Vehicle stability control .......................219
Ventilators ................................................377
Voice command switch* ................... 333
VSC .............................................................219T
U
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