
190 4-3. Operating the lights and wipers
LS500h_OM_OM50F42U_(U) ■
Switching to the low beams
Pull the lever to its original position. The AHB indicator will turn off.
Push the lever away from you to activate
the Automatic High Beam system again.
■
Switching to the high beams
Press the Automatic High Beam
switch. The AHB indicator will turn off and the
high beam indicator will turn on.
Press the switch to activate the Automatic
High Beam system again. Operate the lever and switch as fol-
lows to use the wipers. When is
selected, the wipers will operate auto-
matically when the sensor detects fall-
ing rain. The system automatically
adjusts wiper timing in accordance
with rain volume and vehicle speed.Turning the high beams on/off
manually Windshield wipers and
washer Operating the lever can switch
between automatic operation and
manual operation, or can use the
washer. NOTICE■
When the windshield is dry
Do not use the wipers, as they may dam-
age the windshield.
Operating the wiper lever

196 4-5. Using the driving support systems
LS500h_OM_OM50F42U_(U) 4-5.Using the driving support systems
*
:If equipped
■
PCS (Pre-Collision System)(vehi-
cles with Lexus Safety System+A)
→ P.209 ■
FCTA (Front Cross Traffic Alert)
→ P.227 ■
LTA (Lane Tracing Assist)
→ P.230 ■
AHB (Automatic High Beam)
→ P.188 ■
RSA (Road Sign Assist)
→ P.247 ■
Dynamic radar cruise control with
full-speed range
→ P.250 The pre-collision system is equipped
with a sophisticated computer that will
record certain data, such as:
• Accelerator status
•Brake status
• Vehicle speed
• Operation status of the pre-collision
system functions
• Information (such as the distance
and relative speed between your
vehicle and the vehicle ahead or
other objects)
• Images from the camera sensor
(available only in situations when
sudden inputs occur while driving
[sudden acceleration, etc.], the
pre-collision braking function or the
pre-collision brake assist function
was operating, the Parking Support
Brake function [static objects] was
operating, or your vehicle was
involved in a collision)
The pre-collision system does not Lexus Safety System+A *
The Lexus Safety System+A con-
sists of the following drive assist sys-
tems and contributes to a safe and
comfortable driving experience:
Drive assist systems of Lexus
Safety System+A WARNING■
Lexus Safety System+A
The Lexus Safety System+A is designed
to operate under the assumption that the
driver will drive safely , and is designed to
help reduce the impact to the occupants
and the vehicle in the case of a collision
or assist the driver in normal driving con-
ditions.
As there is a limit to the degree of recog-
nition accuracy and control performance
that this system can provide, do not
overly rely on this system. The driver is
always responsible for paying attention
to the vehicle’s surroundings and driving
safely.
Vehicle data recording

2034-5. Using the driving support systems
LS500h_OM_OM50F42U_(U) 4
Driving *
:If equipped
■
PCS (Pre-Collision System)(vehi-
cles with Lexus Safety System+)
→ P.220 ■
LKA (Lane-Keeping Assist)
→ P.240 ■
AHB (Automatic High Beam)
→ P.188 ■
Dynamic radar cruise control with
full-speed range
→ P.250 The pre-collision system is equipped
with a sophisticated computer that will
record certain data, such as:
• Accelerator status
•Brake status
• Vehicle speed
• Operation status of the pre-collision
system functions
• Information (such as the distance
and relative speed between your
vehicle and the vehicle ahead or
other objects)
• Images from the camera sensor
(available only when the pre-colli-
sion braking function or the pre-col-
lision brake assist function was
operating)
The pre-collision system does not
record conversations, sounds or
images of the inside of the vehicle.
Data usage Lexus may use the data recorded in this
computer to diagnose malfunctions, con-
duct research and development, and
improve quality.
Lexus will not disclose the recorded data to
a third party except:
• With the consent of the vehicle owner or
with the consent of the lessee if the vehi-
cle is leased
• In response to an official request by the
police, a court of law or a government
agencyLexus Safety System+ *
The Lexus Safety System+ consists
of the following drive assist systems
and contributes to a safe and com-
fortable driving experience:
Drive assist systems of Lexus
Safety System+
WARNING■
Lexus Safety System+
The Lexus Safety System+ is designed to
operate under the assumption that the
driver will drive safely, and is designed to
help reduce the impact to the occupants
and the vehicle in the case of a collision
or assist the driver in normal driving con-
ditions.
As there is a limit to the degree of recog-
nition accuracy and control performance
that this system can provide, do not
overly rely on this system. The driver is
always responsible for paying attention
to the vehicle’s surro undings and driving
safely. Vehicle data recording

440 7-2. Steps to take in an emergency
LS500h_OM_OM50F42U_(U) ■
If “Traction Battery Needs to be Pro-
tected Shift into P to Restart” is dis-
played
The remaining charge for the hybrid battery
(traction battery) is low, because the shift
position has been shifted to N for a long
period of time.
When moving the vehicle, shift the shift
position to P and restart the hybrid system. ■
If “Shift Is in N Release Accelerator
Before Shifting” is displayed
The accelerator pedal has been depressed
when the shift position is in N.
Release the accelerator pedal and shift the
shift position to D or R. ■
If “Depress Brake When Vehicle Is
Stopped Hybrid Syst em May Overheat”
is displayed
The message may be displayed when the
accelerator pedal is depressed to hold the
vehicle while the vehicle is stopped on an
incline, etc. The hybrid system may over-
heat. Release the accelerator pedal and
depress the brake pedal. ■
If “Auto Power Off to Conserve Battery”
is displayed
Power was turned off due to the automatic
power off function. Next time when starting
the hybrid system, operate the hybrid sys-
tem for approximately 5 minutes to
recharge the 12-volt battery. ■
If “Headlight System Malfunction Visit
Your Dealer” is displayed
The following systems may be malfunction-
ing. Have the vehicle inspected by your
Lexus dealer immediately.
●
The LED headlight system
●
AFS (Adaptive Front-lighting System)
●
The automatic headlight leveling system
●
AHB (Automatic High Beam)
■
If “Front Camera Unavailable” or “Front
Camera Unavailable Remove Debris
On Windshield” is displayed
The following systems may be suspended
until the problem shown in the message is
resolved. ( → P.219, 226, 433) ●
PCS (Pre-Collision system) ●
LTA (Lane Tracing Assist) (if equipped) ●
LKA (Lane Keeping Assist) (if equipped) ●
Dynamic radar cruise control with
full-speed range ●
RSA (Road Sign Assist) (if equipped) ●
AHB (Automatic High Beam) ■
If “Maintenance Required Soon” is dis-
played
Indicates that all maintenance according to
the driven distance on the maintenance
schedule *
should be performed soon.
Comes on approximately 4500 miles
(7200 km) after the message has been
reset. If necessary, perform maintenance.
Please reset the message after the mainte-
nance is performed. ( → P.378)*
: Refer to the separate “Scheduled Main-
tenance” or “Owner’s Manual Supple-
ment” for the main tenance interval
applicable to your vehicle. ■
If “Maintenance Required Visit Your
Dealer” is displayed
Indicates that all mainte nance is required to
correspond to the driven distance on the
maintenance schedule *
.
Comes on approximately 5000 miles
(8000 km) after the message has been
reset. (The indicator will not work properly
unless the message ha s been reset.) Per-
form the necessary maintenance. Please
reset the message after the maintenance is
performed. ( → P.378) *
: Refer to the separate “Scheduled Main-
tenance” or “Owner’s Manual Supple-
ment” for the main tenance interval
applicable to your vehicle.
■
If “Oil Maintenance Required Soon” is
displayed
Indicates that the engine oil should be
scheduled to be changed.
Check the engine oil an d change it if neces-
sary. After changing th e engine oil, make
sure to reset the message. ( → P.390)

464 8-1. Specifications
LS500h_OM_OM50F42U_(U) *
: The fluid capacity is a reference quantity.
If replacement is necessary, contact your Lexus dealer.
*
: Your Lexus vehicle is filled with Toyota ge nuine gear oil at the factory. Use Lexus
approved Toyota genuine gear oil or an equi valent of matching qu ality to satisfy the
above specification. Plea se contact your Lexus dealer for further details.NOTICE■
Iridium-tipped spark plugs
Use only iridium-tipped spark plugs. Do not adjust the spark plug gap.
Electrical system (12-volt battery) Specific gravity reading at 68°F
(20°C): 12.0 V or higher
(Turn the power switch off and turn on the high
beam headlights for 30 seconds.)
Charging rates
Quick charge
Slow charge 15 A max.
5 A max.
Hybrid transmission Fluid capacity *
7.2 qt. (6.8 L, 6.0 Imp. qt.)
Fluid type Toyota Genuine ATF WS
NOTICE■
Hybrid transmission fluid type
Using transmission fluid other than “Toyota Genuine ATF WS” may ca use deterioration in
shift quality, and ultimately damage the transmission of your vehicle.
Transfer (AWD models) Oil capacity 0.74 qt. (0.70 L, 0.62 Imp. qt.)
Oil type and viscosity *
Toyota Genuine Transfer gear oil LL 80 or equivalent

5111-1. What to do if... (Troubleshooting)
LS500h_OM_OM50F42U_(U) 511Alphabetical Index
Alphabetical Index A
A/C
Air conditioning filter ...................................411
Front automatic air conditioning system
......................................................................... 323
Micro dust and pollen filter................... 329
Rear air conditioning system ............... 333
ABS (Anti-lock Brake System).............. 302
Warning light ............................................... 429
Adaptive Front-lighting System (AFS) .187
Adaptive Variable Suspension System303
AFS (Adaptive Front-lighting System) .187
Air conditioning filter .................................... 411
Air conditioning system
Air conditioning filter ...................................411
Front automatic air conditioning system
......................................................................... 323
Micro dust and pollen filter................... 329
Rear air conditioning system ............... 333
Airbags
Airbag operating conditions..................... 31
Airbag precautions for your child ........ 34
Correct driving posture .............................23
Curtain shield airbag operating condi-
tions .................................................................... 31
Curtain shield airbag precautions ....... 34
Front passenger occupa nt classification
system ............................................................. 40
General airbag precautions ................... 34
Locations of airbags.................................... 29
Modification and disposal of airbags ..37
Side airbag operating conditions ........... 31
Side airbag precautions ............................ 34
Side and curtain shield airbags operating
conditions........................................................ 31
Side and curtain shield airbags precau-
tions .................................................................. 34
SRS airbags ..................................................... 29
SRS warning light ...................................... 428
Alarm
Alarm .................................................................. 68 Warning buzzer ......................................... 427
Anchor brackets ..................................... 46, 55
Antennas (smart acc ess system with
push-button start)........................................ 119
Anti-lock Brake System (ABS).............. 302
Warning light ............................................... 429
Approach warning...................................... 256
Armrest............................................................ 352
Assist grips ..................................................... 352
Audio system-linked display ...................... 90
Automatic headlight leveling system ... 186
Automatic High Beam ............................... 188
Automatic light control system............... 185
Auxiliary boxes .................................. 347, 349
Average fuel economy................................. 88
Average vehicle speed ................................ 88
B
Back-up lights
Replacing light bulbs ..................................417
Battery (12-volt battery)
Battery checking ........................................393
If the 12-volt battery is discharged .... 447
Preparing and checking before winter
......................................................................... 309
Warning light ...............................................428
Battery (traction battery) .............................. 61
Blind Spot Monitor (BSM)....................... 260
Brake
Brake hold ...................................................... 183
Fluid.................................................................. 465
Parking brake ................................................. 181
Regenerative braking .................................59
Warning light ............................................... 427
Brake assist .................................................... 302
Break-in tips.....................................................159
Brightness control
Instrument panel light control........ 79, 85
BSM (Blind Spot Monitor)....................... 260

5151-1. What to do if... (Troubleshooting)
LS500h_OM_OM50F42U_(U) 515Alphabetical Index
Fuel consumption
Average fuel economy ..............................88
Current fuel consumption........................88
Fuel filler door
If the fuel filler door cannot be opened
......................................................................... 445
Refueling ..........................................................194
Fuel gauge ...................................................77, 81
Fuses ...................................................................414 G
Garage door opener .................................358
Gauges .........................................................77, 81
Gear Position................................................... 89
G-force............................................................... 89
Glove box ....................................................... 344
Glove box light ............................................. 345
H
Hands Free Power Trunk Lid .................... 115
Head restraints ...............................................144
Headlights
Adaptive Front-lighting System (AFS)
...........................................................................187
Automatic High Beam system............. 188
Light switch .................................................... 185
Replacing light bulbs.................................. 417
Head-up display.............................................. 92
Driving information display area........... 92
Driving support system display area .. 95
HUD (Head-up display) switch............ 94
Hybrid System Indicator ........................... 96
Navigation system-linked display ........ 92
Pop-up display............................................... 95
Settings .............................................................. 94
Heated steering wheel .............................. 336
Heaters
Front air conditioning system .............. 323
Heated steering wheel............................ 336
Outside rear view mirrors .................... 324
Rear air conditioning system ............... 333 Seat heaters ..................................................336
Height control
Electronically modulated air suspension
......................................................................... 300
High-voltage components ........................... 61
Hill-start assist control ............................... 303
Hood
Open............................................................... 385
Pop Up Hood.................................................38
Hooks
Coat hooks ...................................................352
Retaining hooks (floor mat) ..................... 22
Horn .................................................................... 147
HUD (Head-up display) switch ................ 94
Hybrid battery (traction battery)
Location ...............................................................61
Specification ................................................. 462
Warning message ........................................ 64
Hybrid battery (traction battery) air vents
............................................................................. 64
Hybrid system .................................................. 58
Emergency shut off system...................... 64
Energy monitor/consumption screen96
EV drive mode.............................................. 172
High voltage components .........................61
Hybrid system precautions........................61
If the hybrid system will not start ........ 443
Overheating .................................................454
Power (ignition) switch ............................ 168
Regenerative braking .................................59
Starting the hybrid system ...................... 168
Vehicle proximity noti fication system.60
Hybrid System Indicator............. 78, 83, 96
Hybrid transmission...................................... 174
M mode ............................................................179
Paddle shift switches ....................... 178, 179
Snow mode..................................................... 177
Hybrid vehicle driving tips ....................... 307
I
I/M test ............................................................ 382

516 Alphabetical Index
LS500h_OM_OM50F42U_(U) Identification
Engine ...............................................................461
Vehicle ............................................................460
Ignition switch (power switch) ................ 168
Auto power off function .............................171
Changing the power switch modes ..170
If your vehicle has to be stopped in an
emergency ................................................ 420
Immobilizer system ........................................ 66
Indicators ............................................................74
Initialization
Items to initialize .........................................495
Maintenance ................................... 378, 390
Power windows............................................. 151
Tire pressure warning system .............. 401
Inside door handle lights .......................... 340
Inside rear view mirror ............................... 148
Instrument panel light control ........... 79, 85
Interior lights.................................................. 340
Front interior light ......................................340
Rear interior light .......................................340
Intuitive parking assist..................... 265, 266
Function .......................................................... 266
Warning message.....................................268
J
Jack
Positioning a floor jack........................... 385
Jam protection function
Moon roof .......................................................154
Power trunk opener and closer ............ 116
Power windows............................................. 151
Rear door sunshade ................................355
K
Keyless entry
Smart access system with push-button
start ................................................................... 119
Wireless remote control......................... 106
Keys
Battery-saving function ............................120 Electronic key ............................................... 104
If the electronic key does not operate
properly .......................................................445
If you lose your keys ................................. 444
Key number plate ....................................... 104
Keyless entry ........................................ 108, 119
Mechanical key ............................................ 104
Power switch................................................. 168
Replacing the battery .................................413
Warning buzzer ............................................ 119
Wireless remote control ......................... 106
Knee airbags .................................................... 29 L
Lane Tracing Assist (LTA)
Operation ......................................................230
Warning messages...................................238
Lane-Keeping Assist (LKA)
Operation ......................................................240
Warning messages................................... 246
Language (multi-information display) ... 90
LATCH anchors ............................................. 53
LDH (Lexus Dynamic Handling system)
.......................................................................... 303
Lever
Auxiliary catch lever ................................ 385
Hood lock release lever ........................ 385
Internal trunk release lever....................... 117
Shift lever ..........................................................174
Turn signal lever .......................................... 180
Wiper lever .................................................... 190
Lexus climate concierge ............................321
Lexus Dynamic Handling system (LDH)
.......................................................................... 303
Lexus Enform Safety Connect............... 364
Lexus Safety System+
Automatic High Beam ............................. 188
Dynamic radar cruise control with
full-speed range ..........................247, 250
LKA (Lane-Keeping Assist) .................240
PCS (Pre-Collision System) ................220
RSA (Road Sign Assist).......................... 247