2017 LEXUS LS600H immobilizer

TABLE OF CONTENTS2
LS600h/LS600hL_EE(OM50G20E)
For your information ...................................8
Reading this manual .................................. 12
How to search ............................................. 13
Pictorial index .............................................. 14
1-1. For safe use
Before driving .................................40
For safety drive............................... 42
Seat belts .......................................... 44
SRS airbags ..................................... 49
Airbag manual on-off
system .............................................. 61
Safety information for
children........................................... 63
Child restraint systems ............... 64
Installing child restraints ............. 74
Exhaust gas precautions ............84
1-2. Hybrid system
Hybrid system features.............. 85
Hybrid system precautions .......89
1-3. Theft deterrent system
Immobilizer system ...................... 96
Double locking system ............. 102
Alarm ............................................... 103
2. Instrument cluster
Warning lights and
indicators ...................................... 110
Gauges and meters .....................115
Multi-information display...........121
Energy monitor/
consumption screen ............... 130
3-1. Key information
Keys .................................................. 140
3-2. Opening, closing and
locking the doors
and trunk
Smart entry & start system ...... 149
Wireless remote control ............ 171
Doors ................................................176
Trunk ................................................180
3-3. Adjusting the seats
Front seats...................................... 187
Power rear seat ........................... 194
Driving position memory ........ 207
Rear seat position memory ..... 212
Head restraints............................. 214
3-4. Adjusting the steering
wheel and mirrors
Steering wheel ............................. 218
Inside rear view mirror.............. 219
Outside rear view mirrors ....... 221
1For safety and security
2Instrument cluster
3Operation of
each component

39
1For safety and security
LS600h/LS600hL_EE(OM50G20E)
1-1. For safe use
Before driving................................. 40
For safety drive .............................. 42
Seat belts .......................................... 44
SRS airbags ..................................... 49
Airbag manual on-off
system ...............................................61
Safety information for
children .......................................... 63
Child restraint systems ............... 64
Installing child restraints............. 74
Exhaust gas precautions ............ 84
1-2. Hybrid system
Hybrid system features ..............85
Hybrid system precautions.......89
1-3. Theft deterrent system
Immobilizer system ...................... 96
Double locking system ............. 102
Alarm ............................................... 103

96
LS600h/LS600hL_EE(OM50G20E)
1-3. Theft deterrent system
The indicator light flashes after the
power switch has been turned off to
indicate that the system is operating.
The indicator light stops flashing
after the power switch has been
turned to ACCESSORY or ON
mode to indicate that the system has
been canceled.
■System maintenance
The vehicle has a maintenance-free type immobilizer system.
■Conditions affecting operation
Depending on surrounding environment and conditions, the immobilizer system
may not operate properly. This may prevent the hybrid system from starting.
( P. 159)
Immobilizer system
The vehicle’s keys have built-in transponder chips that prevent the
hybrid system from starting if a key has not been previously registered
in the vehicle’s on-board computer.
Never leave the keys inside the ve hicle when you leave the vehicle.
This system is designed to help pr event vehicle theft but does not guar-
antee absolute security ag ainst all vehicle thefts.

971-3. Theft deterrent system
1
For safety and security
LS600h/LS600hL_EE(OM50G20E)
■Certification for the immobilizer system

1593-2. Opening, closing and locking the doors and trunk
3
Operation of each component
LS600h/LS600hL_EE(OM50G20E)
■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, pre-
venting the smart entry & start system, wi reless remote control and immobilizer sys-
tem from operating properly. (Ways of coping: P. 603)
●When the electronic key battery is depleted
●Near a TV tower, electric power plant, gas station, radio station, large display, air-
port or other facility that generates strong radio waves or electrical noise
●When carrying a portable radio, cellular phone, cordless phone or other wireless
communication device
●When the electronic key is in contact with, 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 multiple electronic keys are in the vicinity
●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 personal digital assistants (PDAs)
• Digital audio players
• Portable game systems
●If window tint with a metallic content or metallic objects are attached to the rear
window

2494-2. Driving procedures
4
Driving
LS600h/LS600hL_EE(OM50G20E)
■Auto power off function
If the vehicle is left in ACCESSORY mode for more than 20 minutes with the shift
lever in P, the power switch will automatically turn off.
■Sounds and vibrations specific to a hybrid vehicle
 P. 88
■Electronic key battery depletion
 P. 162
■When the ambient temperature is low, such as during winter driving conditions
It may take time until the “READY” indicator comes on.
■Conditions affecting operation
 P. 159
■Notes for the entry function
 P. 160
■If the hybrid system does not start
The immobilizer system may not have been deactivated. ( P. 96)
Contact any authorized Lexus dealer or repairer, or another duly qualified and
equipped professional.
■Steering lock
After turning the power switch off and opening and closing the doors, the steering
wheel will be locked due to the steering lock function. Operating the power switch
again automatically cancels the steering lock.
■When the steering lock cannot be released
■Steering lock motor overheating prevention
To prevent the steering lock motor from overheating, the motor may be suspended if
the hybrid system is turned on and off repe atedly in a short period of time. In this
case, refrain from operating the hybrid system. After about 10 seconds, the steering
lock motor will resume functioning.
The green indicator light on the power switch
will flash and a message will be shown on the
multi-information display. Press the power
switch again while turning the steering wheel
left and right.

5977-2. Steps to take in an emergency
7
When trouble arises
LS600h/LS600hL_EE(OM50G20E)
One of the following may be the cause of the problem:
●The electronic key may not be functioning properly. (P. 605)
●There may not be sufficient fuel in the vehicle’s tank.
Refuel the vehicle.
●There may be a malfunction in the immobilizer system. ( P. 96)
●There may be a malfunction in the steering lock system.
●The hybrid system may be malfunctioning due to an electrical problem
such as electronic key battery depletion or a blown fuse. However,
depending on the type of malfunction, an interim measure is available
to start the hybrid system. ( P. 598)
One of the following may be the cause of the problem:
●The 12-volt battery may be discharged. ( P. 607)
●The 12-volt battery terminal connections may be loose or corroded.
If the hybrid system will not start
Reasons for the hybrid system not starting vary depending on the situa-
tion. Check the following and perf orm the appropriate procedure:
The hybrid system will not start even though the correct starting
procedure is being followed. ( P. 247)
The interior lights and headlights are dim, or the horn does not
sound or sounds at a low volume.

663Alphabetical index
LS600h/LS600hL_EE(OM50G20E)
Identification ............................................ 621
Engine........................................................621
Vehicle ......................................................621
Ignition switch (power switch)......... 247
Illuminated entry system ....................430
Immobilizer system ................................. 96
Indicators..................................................... 113
Initialization
Moon roof ............................................... 231
Power windows.................................. 226
Tire pressure warning
system ................................................. 508
Initiators (tire pressure warning
system) ................................................... 523
Inside door handle lights .................... 427
Inside rear view mirror ........................ 219
Instrument panel light control ............ 117
Instrument panel ornament
lights ........................................................ 427
Interior lights ...........................................428
Front interior light ..............................428
Rear interior light ...............................428
Interior lights list .................................... 427
Intrusion sensor and tilt sensor ........ 106
ISOFIX rigid anchors............................. 74
Jack
Positioning the jack .......................... 490
Vehicle-equipped jack........568, 581
Jack handle .................................. 568, 581
Jam protection function
Moon roof ............................................. 230
Power trunk lid ..................................... 182
Power window ....................................226
Rear door sunshade ........................ 470
Keyless entry ............................................149
Smart entry & start system ............. 149
Wireless remote control ................... 171
Keys............................................................. 140
Electronic key........................................ 140
Engine switch ....................................... 247
If the electronic key does not
operate properly ............................ 603
If you lose your keys ............... 143, 148
Key number plate ................................ 140
Keyless entry..................................149, 171
Mechanical key ...................................... 141
Power switch ........................................ 247
Replacing the battery ...................... 532
Warning buzzer................................... 154
Wireless remote control key........... 171
Knee airbags ............................................. 49
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