2015 Lexus GS F immobilizer

TABLE OF CONTENTS2
GS350_200t_GS F_OM_OM30E87E_(EE)
For your information ...................................8
Reading this manual .................................. 12
How to search.............................................. 13
Pictorial index .............................................. 14
1-1. For safe useBefore driving ................................. 42
For safety drive ............................... 44
Seat belts .......................................... 46
SRS airbags ...................................... 51
Airbag manual on-off system ...............................................61
Safety information for children.................................... 63
Child restraint systems................ 64
Installing child restraints ..............76
Exhaust gas precautions ........... 85
1-2. Theft deterrent system Engine immobilizer system .......86
Double locking system................. 91
Alarm ................................................. 92 2. Instrument cluster
Warning lights and indicators ............................100
Gauges and meters (GS350/GS200t) .................108
Gauges and meters (GS F) .............................................113
Multi-information display (GS350/GS200t) ................... 121
Multi-information display (GS F) ........................................... 129
Head-up display ............................ 141
Fuel consumption information.................................. 148
1For safety and security
2Instrument cluster

41
1For safety and security
GS350_200t_GS F_OM_OM30E87E_(EE)
1-1. For safe useBefore driving................................. 42
For safety drive............................... 44
Seat belts .......................................... 46
SRS airbags .......................................51
Airbag manual on-off system ............................................... 61
Safety information for children ................................... 63
Child restraint systems ............... 64
Installing child restraints .............. 76
Exhaust gas precautions ............85
1-2. Theft deterrent system Engine immobilizer system ....... 86
Double locking system .................91
Alarm ................................................. 92

861-2. Theft deterrent system
GS350_200t_GS F_OM_OM30E87E_(EE)
Engine immobilizer system
The indicator light flashes after the
engine switch has been turned off to
indicate that the system is operating.
The indicator light stops flashing after
the engine switch has been turned to
ACCESSORY or IGNITION ON
mode to indicate that the system has
been canceled.
■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 a key has not been prev iously registered in the vehicle’s on-
board computer.
Never leave the keys inside the vehicle when you leave the vehicle.
This system is designed to help prev ent vehicle theft but does not guarantee
absolute security against all vehicle thefts.

871-2. Theft deterrent system
1
GS350_200t_GS F_OM_OM30E87E_(EE)
For safety and security
■Certifications for the engine immobilizer system

1753-2. Opening, closing and locking the doors and trunk
3
Operation of each component
GS350_200t_GS F_OM_OM30E87E_(EE)
■Electronic Key Battery-Saving Function
When battery-saving mode is set, battery depletion is minimized by stopping the elec-
tronic key from receiving radio waves.
■Conditions affecting operation
The smart entry & start system uses weak radio waves. In the following situations, the
communication between the electronic key and the vehicle may be affected, preventing
the smart entry & start system, wireless remote control and engine immobilizer system
from operating properly. (Ways of coping: →P. 5 8 8 )
●When the electronic key battery is depleted
●Near a TV tower, electric power plant, gas station, radio station, large display, airport or
other facility that generates strong radio waves or electrical noise
●When the electronic key is in contact wi th, or is covered by the following metallic
objects
• Cards to which aluminum foil is attached
• Cigarette boxes that have aluminum foil inside
• Metallic wallets or bags
•Coins
• Hand warmers made of metal
• Media such as CDs and DVDs
●When other wireless keys (that emit radio waves) are being used nearby
●When carrying the electronic key together with the following devices that emit radio
waves
• When carrying a portable radio, cellular phone, cordless phone or other wireless communication device
• Another vehicle’s electronic key or a wireless key that emits radio waves
• Personal computers or personal digital assistants (PDAs)
• Digital audio players
• Portable game systems
●If window tint with a metallic content or me tallic objects are attached to the rear win-
dow
●When the electronic key is placed near a battery charger or electronic devices
Press twice while pressing and holding
. Confirm that the electronic key indica-
tor flashes 4 times.
While the battery-saving mode is set, the smart
entry & start system cannot be used. To cancel
the function, press any of the electronic key but-
tons.

2414-2. Driving procedures
4
Driving
GS350_200t_GS F_OM_OM30E87E_(EE)
If the engine is stopped with the shift lever in a position other than P, the engine
switch will not be turned off but instead be turned to ACCESSORY mode. Per-
form the following procedure to turn the switch off:
Check that the parking brake is set.
Shift the shift lever to P.
Check that “Turn Off Vehicle” is displayed on the multi-information display
and then press the engine switch once.
Check that “Turn Off Vehicle” on the multi-information display is off.
■Auto power off function
If the vehicle is left in ACCESSORY mode for more than 20 minutes or IGNITION ON
mode (the engine is not running) for more than an hour with the shift lever in P, the engine
switch will automatically turn off. However, this function cannot entirely prevent battery
discharge. Do not leave the vehicle with the engine switch in ACCESSORY or IGNI-
TION ON mode for long periods of time when the engine is not running.
■Electronic key battery depletion
→P. 1 5 6
■Conditions affecting operation
→P. 1 7 5
■Notes for the push-start function
→P. 1 7 7
■If the engine does not start
●The engine immobilizer system may not have been deactivated. ( →P. 8 6 )
Contact any authorized Lexus dealer or repairer, or another duly qualified and
equipped professional.
●Check that the shift lever is securely set in P. The engine may not start if the shift lever is
displaced out of P. “Shift to P position to Start” will be displayed on the multi-information
display.
■Steering lock
After turning the engine switch off and opening and closing the doors, the steering wheel
will be locked due to the steering lock functi on. Operating the engine switch again auto-
matically cancels the steering lock.
When stopping the engine with the shift lever in a position other than P
1
2
3
4

583
7
7-2. Steps to take in an emergency
When trouble arises
GS350_200t_GS F_OM_OM30E87E_(EE)
If the engine will not start
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 again following correct starting procedures.
(
→ P. 2 3 9 )
●There may be a malfunction in the engine immobilizer system. ( →P. 8 6 )
One of the following may be the cause of the problem:
●The battery may be discharged. ( →P. 5 9 1 )
●The battery terminal connections may be loose or corroded.
The engine starting system may be malfunctioning due to an electrical problem
such as electronic key battery depletion or a blown fuse. However, an interim
measure is available to start the engine. ( →P. 5 8 4 )
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 9 1 )
●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 cannot be repaired, or if repair procedures are
unknown.
If the engine will not start even though correct starting procedures are being
followed ( →P. 239), consider each of the following points:
The engine will not start even thou gh the starter motor operates nor-
mally.
The starter motor turns over slowly , the interior lights and headlights
are dim, or the horn does not so und or sounds at a low volume.
The starter motor does not turn over
The starter motor does not turn over , the interior lights and headlights
do not turn on, or the horn does not sound.

657Alphabetical index
GS350_200t_GS F_OM_OM30E87E_(EE)
Heaters ..................................................... 394Air conditioning system.................. 394
Heated steering wheel..................... 410
Outside rear view mirrors............ 400
Seat heaters ........................................... 410
Hill-start assist control ........................ 375
Hood .......................................................... 445 Open........................................................ 445
Warning message.............................. 518
Hooks
Cargo hooks........................................ 422
Coat hooks ........................................... 432
Luggage hook..................................... 422
Retaining hooks (floor mat)............. 42
Horn ...........................................................206 Identification ........................................... 608
Engine ..................................................... 609
Vehicle....................................................608
Ignition switch (engine switch)........ 239 Auto power off function ................... 241
Changing the engine switch modes.................................................. 240
If your vehicle has to be stopped in an emergency ......... 503
Starting the engine............................ 239
Illuminated entry system......................416
Immobilizer system................................. 86
Indicators .................................................. 103
Initialization Items to initialize ................................. 644
Moon roof............................................... 218
Power windows ................................... 214
Tire pressure warning system.................................................. 467
Initiators (tire pressure warning system)....................................................477
Inside door handle lights ..................... 414
Inside rear view mirror ....................... 208
Instrument panel light control................................................ 111, 118
Interior lights............................................. 414
Intrusion sensor and tilt sensor .......... 95
ISOFIX rigid anchors .............................76I
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.