2018 Lexus ES350 immobilizer

TABLE OF CONTENTS2
ES350_OM_OM06134U_(U)
For your information................................... 8
Reading this manual................................... 12
How to search ..............................................13
Pictorial index............................................... 14
1-1. For safe useBefore driving ................................ 26
For safe driving .............................. 28
Seat belts .......................................... 30
SRS airbags ..................................... 35
Front passenger occupant classification system ................. 44
Safety information for children ................................... 50
Child restraint systems .................51
Installing child restraints............. 55
Exhaust gas precautions............ 64
1-2. Theft deterrent system Engine immobilizer system....... 65
Alarm ..................................................67
2. Instrument cluster Warning lights and indicators ...............................72
Gauges and meters ......................76
Multi-information display ..........80
Fuel consumption information ................................... 86 3-1. Key information
Keys .................................................... 92
3-2. Opening, closing and locking the doors and trunk
Doors ................................................. 95
Trunk .................................................. 101
Smart access system with push-butto n start ............ 108
3-3. Adjusting the seats Front seats ....................................... 116
Driving position memory........... 117
Head restraints .............................. 121
3-4. Adjusting the steering wheel and mirrors
Steering wheel .............................. 124
Inside rear view mirror .............. 126
Outside rear view mirrors ...... 128
3-5. Opening, closing the windows and moon roof
Power windows ............................. 131
Moon roof.......................................134
1For safety and security
2Instrument cluster
3Operation of each
component

25
ES350_OM_OM06134U_(U)
For safety and security1
1-1. For safe useBefore driving................................. 26
For safe driving .............................. 28
Seat belts .......................................... 30
SRS airbags ..................................... 35
Front passenger occupant classification system.................. 44
Safety information for children ...................................50
Child restraint systems ................ 51
Installing child restraints............. 55
Exhaust gas precautions ............ 64
1-2. Theft deterrent system Engine immobilizer system ....... 65
Alarm ................................................. 67

651-2. Theft deterrent system
ES350_OM_OM06134U_(U)
1
For safety and security
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 touchi ng a key to the security system (key with a
built-in transponder ch ip) of another vehicle
The vehicle’s keys have built-in transponder chips that prevent the engine
from starting if a 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.
This system is designed to help prev ent vehicle theft but does not guarantee
absolute security against all vehicle thefts.

661-2. Theft deterrent system
ES350_OM_OM06134U_(U)
■Certifications for the engine immobilizer system
For vehicles sold in the U.S.A., Hawaii, NATO Germany, Guam and Puerto Rico
For vehicles sold in Canada
WARNING
■Certifications for the engine immobilizer system
Changes or modifications not expressly appr oved by the party responsible for compli-
ance 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.

110
ES350_OM_OM06134U_(U)3-2. Opening, closing and
locking the doors and trunk
■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 access system with push-button st art uses weak radio waves. In the following
situations, the communication between the electronic key and the vehicle may be
affected, preventing the smar t access system with push-but ton start, wireless remote
control and engine immobilizer system from operating properly.
(Ways of coping: →P. 504)
●When the electronic key battery is depleted
●Near a TV tower, electric power plant, gas st ation, radio station, large display, airport or
other facility that generates strong radio wave s or electrical noise
●When carrying a portable radio, cellular phone, cordless phone or other wireless com-
munication device
●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
• Another vehicle’s electronic key or a wireless key that emits radio waves
• Personal computers or person al 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
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
access system with push -button start cannot be
used. To cancel the function, press any of the
electronic key buttons.

156
ES350_OM_OM06134U_(U)4-2. Driving procedures
If the engine is stopped with the shift lever in a position other than P, the engine
switch will not be turned off but inst
ead 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 disp layed on the multi-information display
and then press the engine switch once.
Check that “Turn Off Vehicle” on th e 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 ti me when the engine is not running.
■Electronic key battery depletion
→P. 93
■Conditions affe cting operation
→ P. 110
■Notes for the entry function
→P. 111
■If the engine does not start
●The engine immobilizer system ma y not have been deactivated. (→P. 65)
Contact your Lexus dealer.
●Check that the shift lever is se curely set in P. The engine may not start if the shift lever is
displaced out of P. “Shift to P position to St art” 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 func tion. 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

502
ES350_OM_OM06134U_(U)8-2. Steps to take in an emergency
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 follo
wing correct starting procedures.
(→ P. 154)
●There may be a malfunction in th e engine immobilizer system. (→P. 65)
One of the following may be the cause of the problem:
●The battery may be discharged. ( →P. 506)
●The battery terminal connections may be loose or corroded.
The engine starting system may be malfun ctioning due to an electrical problem
such as electronic key battery depletio n or a blown fuse. However, an interim
measure is available to start the engine. ( →P. 503)
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. 506)
●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.
If the engine will not start even though correct starting procedures are being
followed (→P. 154), consider each of the following points:
The engine will not start even thoug h the starter motor operates nor-
mally.
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.
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.

568Alphabetical index
ES350_OM_OM06134U_(U)
EngineAccessory mode................................. 155
Compartment......................................429
Engine switch ........................................ 154
Hood ........................................................ 427
How to start the engine ................... 154
Identification number ........................ 517
If the engine will not start............... 502
Ignition switch (engine switch)..... 154
Overheating .......................................... 510
Engine compartment cover ............. 430
Engine coolant Capacity ................................................ 520
Checking................................................434
Preparing and checking before winter .................................... 262
Engine coolant temperature gauge .........................................................76
Engine immobilizer system ................. 65
Engine oil Capacity .................................................. 518
Checking................................................. 431
Preparing and checking before winter .................................... 262
Enhanced VSC ..................................... 257
EPS (Electronic Po wer Steering)
Function ................................................. 258
Warning light ...................................... 483
Event data recorder (EDR) ...................10 Flat tire ........................................................ 491
Floor mats....................................................26
Fluid
Automatic transmission .................... 521
Brake.......................................................... 521
Washer ................................................... 439
Fog lights Switch ........................................................ 172
Footwell light ........................................... 377
Front passenger occupant classification system ............................44
Front personal lights ........................... 378
Front seats Adjustment............................................... 116
Cleaning...................................................415
Correct driving posture .................... 28
Driving position memory................... 117
Head restraints .......................................121
Power easy access system ...............117
Seat heaters .......................................... 376
Seat position memory ......................... 117
Seat ventilators.................................... 376
Front side marker lights Light switch.............................................165
Replacing light bulbs ....................... 467
Wattage ................................................. 524
Front turn signal lights Replacing light bulbs ....................... 465
Turn signal lever ...................................163
Wattage ................................................. 524F