2018 Lexus LC500h air conditioning

3677-2. Steps to take in an emergency
LC500_LC500h_OM_OM11405U_(U)
7
When trouble arises
3 After the hybrid system has cooled
down sufficiently, inspect the hoses
and cooling system for leaks.
Radiator
Cooling fan
If a large amount of coolant leaks, immedi-
ately contact your Lexus dealer.
4The coolant level is satisfactory if it
is between the “F” and “L” lines on
the reservoir.
Reservoir
“F”
“L”
Coolant inlet cap
5 Add coolant if necessary.
Water can be used in an emergency if engine coolant is unavailable.
6
Start the hybrid system and turn the
air conditioning system on to check
that the radiator cooling fan oper-
ates and to check for coolant leaks
from the radiator or hoses.
The fan operates when the air conditioning
system is turned on immediately after a
cold start. Confirm that the fan is operating
by checking the fan sound and air flow. If it
is difficult to check these, turn the air con-
ditioning system on and off repeatedly.
(The fan may not oper ate in freezing tem-
peratures.)
7 If the fan is not operating:
Stop the hybrid system immediately
and contact your Lexus dealer.
If the fan is operating:
Have the vehicle inspected at the
nearest Lexus dealer.
If “Hybrid System Overheated
Reduced Output Power” is shown
on the multi-information display
1 Stop the vehicle in a safe place.
2 Stop the hybrid system and care-
fully lift the hood.
A
B
A
B
C
D

3878-1. Specifications
LC500_LC500h_OM_OM11405U_(U)
8
Vehicle specifications
Accessory weight
The combined weight (in excess of those standard items which may
be replaced) of automatic transmi ssion , power
steering, power brakes, power wi ndows, power seats, radio and
heater, to the extent that these item s are available as factory-installed
equipment (whether installed or not)
Curb weight
The weight of a motor vehicle with standard equipment, including the
maximum capacity of fuel, oil and coolant, and if so equipped, air
conditioning and additional weight optional engine
Maximum loaded
vehicle weight
The sum of:
(a) Curb weight
(b) Accessory weight
(c) Vehicle capacity weight
(d) Production options weight
Normal occupant
weight150 lb. (68 kg) times the number of occupants specified in the sec-
ond column of Table 1
* that follows
Occupant distribu-
tionDistribution of occupants in a vehicl e as specified in the third column
of Table 1
* below
Production options
weight
The combined weight of installed regular production options weigh-
ing over 5 lb. (2.3 kg) in excess of the standard items which they
replace, not previously considered in curb weight or accessory
weight, including heavy duty brakes , ride levelers, roof rack, heavy
duty 12-volt battery, and special trim
RimA metal support for a tire or a tire and tube assembly upon which the
tire beads are seated
Rim diameter
(Wheel diameter)Nominal diameter of the bead seat
Rim size designationRim diameter and width
Rim type designa-
tionThe industry manufacturer’s designation for a rim by style or code
Rim widthNominal distance between rim flanges
Vehicle capacity
weight (Total load
capacity)The rated cargo and luggage load plus 150 lb. (68 kg) times the
vehicle’s designated seating capacity
Tire related termMeaning

3998-2. Customization
LC500_LC500h_OM_OM11405U_(U)
8
Vehicle specifications
■Lights ( P.167)
*: U.S.A. only
■Automatic air conditioning system ( P.242)
■Seat heater*/seat ventilators* ( P.249)
*:If equipped
■Heated steering wheel* ( P.249)
*:If equipped
■Illumination ( P.252)
FunctionDefault settingCustomized setting
Daytime running lights*OnOffO—O
Welcome light illumi nation controlOnOff——O
FunctionDefault settingCustomized setting
A/C auto switch operationOnOffO—O
Exhaust gas sensor sensitivityStandard-3 to 3O—O
FunctionDefault settingCustomized setting
Driver’s seat temperature prefer-
ence in automatic modeStandard-2 (cooler) to 2
(warmer)O—O
Passenger’s seat temperature pref-
erence in automatic modeStandard-2 (cooler) to 2 (warmer)O—O
FunctionDefault settingCustomized setting
Steering wheel heating preference
in automatic modeStandard-2 (low) to 2 (high)O—O
FunctionDefault settingCustomized setting
Time elapsed before the interior
lights turn off15 seconds
Off
O—O7.5 seconds
30 seconds
Operation after the engine switch
is turned offOnOff——O
ABC
ABC
ABC
ABC
ABC

4028-2. Customization
LC500_LC500h_OM_OM11405U_(U)
■Vehicle customization
●When the Smart access system with
push-button start is off, the entry unlock
function cannot be customized.
●When the doors remain closed after
unlocking the doors and the timer acti-
vated automatic door lock function acti-
vates, signals will be generated in
accordance with the operation buzzer
volume and operational signal (Emer-
gency flashers) function setting.
●Some settings can be changed using a
switch or the audio system screen. If a
setting is changed using a switch, the
changed setting will not be reflected on
the audio system screen until the engine
switch is turned off and
then to IGNITION ON mode mode>.
Chassis control in custom modeNormalSportO——Comfort
Air conditioning operation in cus-
tom modeNormalEcoO——
FunctionDefault settingCustomized settingABC

420Alphabetical index
LC500_LC500h_OM_OM11405U_(U)
Alphabetical index
A
A/C ................................................................... 242 Air conditioning filter .................................316
Automatic air conditioning system ... 242
Micro dust and pollen filter................... 247
ABS (Anti-lock Brake System).............. 226 Function .......................................................... 226
Warning light ...............................................335
Active rear wing........................................... 224
Adaptive Variable Suspension System227
Airbags ............................................................... 28 Airbag operating conditions................... 30
Airbag precautions for your child ........ 33
Correct driving posture .............................23
Curtain shield airbag operating condi- tions .................................................................. 30
Curtain shield airbag precautions ....... 33
Front passenger occupant classification system ............................................................. 38
General airbag precautions ................... 33
Locations of airbags.................................... 28
Modification and disposal of airbags . 35
Side airbag operating conditions ......... 30
Side airbag precautions ............................ 33
Side and curtain shield airbags operating conditions...................................................... 30
Side and curtain shield airbags precau- tions .................................................................. 33
SRS airbags ..................................................... 28
SRS warning light ...................................... 335
Air conditioning filter ...................................316
Air conditioning system ............................ 242 Air conditioning filter .................................316
Automatic air conditioning system ... 242
Micro dust and pollen filter................... 247
Alarm ................................................................... 64 Alarm .................................................................. 64
Warning buzzer ......................................... 334
Anchor brackets ..................................... 44, 52
Antennas (smart access system with push- button start) ................................................. 106 Anti-lock Brake System (ABS).............. 226
Function .......................................................... 226
Warning light ...............................................335
Approach warning...................................... 204
Automatic headlight leveling system ... 168
Automatic High Beam ................................170
Automatic light control system................ 167
Automatic transmission ..............................149 M mode ........................................................... 154
Paddle shift switches .......................153, 154
Snow mode.................................................... 153
Auxiliary net................................................... 254
Average fuel economy..................................79
Average vehicle speed .................................79
B
Back-up lights Replacing light bulbs ................................ 324
Battery (12-volt battery) ........................... 298 Battery checking ....................................... 298
If the 12-volt battery is discharged ....357
Preparing and checking before winter.......................................................................... 233
Warning light ...............................................334
Battery (traction batter y) ............................ 57
Blind Spot Monitor (BSM).........................215 Blind Spot Monitor function .................. 218
Rear Cross Traffic Alert function ......... 221
Brake Brake hold ...................................................... 165
Fluid...................................................................378
Parking brake ................................................162
Regenerative braking .................................55
Warning light .................................. 334, 338
Warning message .....................................345
Brake assist .................................................... 226
Break-in tips...................................................... 131
Brightness control Instrument panel light control..................77
BSM (Blind Spot Monitor).........................215 Blind Spot Monitor function .................. 218
Rear Cross Traffic Alert function ......... 221

424Alphabetical index
LC500_LC500h_OM_OM11405U_(U)
Fuses ...................................................................319
G
Garage door opener ................................. 260
Gauges ................................................................74
Glove box ....................................................... 254
Glove box light ............................................. 254
Grocery bag hooks .................................... 256
H
Headlights ........................................................ 167 Automatic High Beam system..............170
Light switch ..................................................... 167
Replacing light bulbs................................ 324
Headlights aim .............................................. 323
Head restraints ................................................ 119
Head-up display.............................................. 84
Heated steering wheel .............................. 249
Heaters Air conditioning system.......................... 242
Heated steering wheel............................ 249
Outside rear view mirrors .................... 243
Seat heaters .................................................. 249
High-voltage components ..........................57
Hill-start assist control ................................227
Hood ................................................................. 289 Open ...............................................................289
Pop Up Hood ................................................ 36
Hooks Cargo hooks................................................ 256
Coat hooks ................................................... 259
Grocery bag hooks ................................. 256
Retaining hooks (floor mat)......................22
Horn ..................................................................... 121
Hybrid battery (traction battery) Location............................................................. 57
Specification ................................................. 374
Warning message........................................ 60
Hybrid battery (traction battery) air vents ............................................................................. 60
Hybrid system .................................................. 54 Emergency shut off system......................60
Energy monitor/consumption screen89
EV drive mode..............................................147
High voltage components ....................... 57
Hybrid System Indicator .......................... 88
Hybrid system precautions...................... 57
Hybrid vehicle driving tips ......................231
If the hybrid system will not start ........352
Overheating ................................................. 367
Power (ignition) switch .............................143
Regenerative braking .................................55
Starting the hybrid system .......................143
Vehicle proximity noti
fication system.56
Hybrid System Indicator.............................. 88
Hybrid transmission..................................... 155 M mode ........................................................... 160
Paddle shift switches ...................... 159, 160
Snow mode.................................................... 159
I
I/M test ............................................................ 286
IdentificationEngine.............................................................. 372
Vehicle ............................................................ 372
Ignition switch (engine switch)................ 140 Auto power off function............................143
Changing the engine switch modes ..142
If your vehicle has to be stopped in an emergency .................................................326
Starting the engine ..................................... 140
Ignition switch (power switch) .................143
Auto power off function........................... 146
Changing the power switch modes . 146
If your vehicle has to be stopped in an emergency .................................................326
Starting the hybrid system .......................143
Illuminated entry system ........................... 252
Immobilizer system........................................ 62
Indicators ........................................................... 70
Initialization Items to initialize ........................................ 403
Maintenance.....................................282, 294