2018 Lexus LC500 battery

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What to do if... (Troubleshooting)
1-1.What to do if ... (Tro ubleshooting )What to do if... (Troubleshooting)
If you lose your mechanical keys,
new genuine mechanical keys can
be made by any authorized Lexus
retailer or Lexus authorized
repairer, or any reliable repairer.
( P.388)
 If you lose your electronic keys, the
risk of vehicle theft increases signifi-
cantly. Contact any authorized
Lexus retailer or Lexus authorized
repairer, or any reliable repairer
immediately. ( P.388)
 Is the electronic key battery weak or
depleted? ( P.349)
 Is the engine switch
in IGNITION ON mode mode>?
When locking the doors, turn the engine
switch off. ( P.165, 170)
Is the electronic key left inside the
vehicle?
When locking the doors, make sure that
you have the electronic key on your per-
son.
 The function may not operate prop-
erly due to the condition of the radio
wave. ( P.124)
 The function to prevent the elec-
tronic key from being left inside the
trunk will operate and you can open
the trunk as usual. Take the key out
from the trunk. ( P.120)
 Did you press the engine switch
while firmly
depressing the brake pedal?
( P.163, 167)
 Is the shift position in P? (P.173,
179)
 Is the electronic key anywhere
detectable inside the vehicle?
( P.123)
 Is the steering wheel unlocked?
( P.164, 168)
 Is the electronic key battery weak or
If you have a problem, check the
following before contacting any
authorized Lexus retailer or Lexus
authorized repairer, or any reliable
repairer.
The doors cannot be locked,
unlocked, opened or closed
You lose your keys
The doors cannot be locked or
unlocked
The trunk lid is closed with the
electronic key left inside
If you think something is wrong
The engine does
not start

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What to do if... (Troubleshooting)
depleted?
In this case, the engine can
be started in a temporary way. ( P.390)
Is the 12-volt battery discharged?
( P.392)
 It is locked automatically to prevent
theft of the vehicle. ( P.164, 168)
 Is the window lock switch pressed?
The power window at the passenger’s seat
cannot be operated if the window lock
switch is pressed. ( P.152)
The auto power off function will be
operated if the vehicle is left in
ACCESSORY or IGNITION ON
mode (the engine is
not running operating>) for a period of time.
( P.166, 170)
 The seat belt reminder light is flash-
ing
Are the driver and the passengers wearing
the seat belts? ( P.373)
The parking brake indicator is on
Is the parking brake released? (P.187)
Depending on the situation, other
types of warning buzzer may also
sound. ( P.368, 378)
 Did anyone inside the vehicle open
a door or anything move inside the
vehicle during setting the alarm?
The sensor detects them and the alarm
sounds. ( P.76)
To stop the alarm, turn the engine
switch to IGNITION
ON mode or start the
engine .
 Is the message displayed on the
multi-information display?
Check the message on the multi-informa-
tion display. ( P.378)
When a warning light turns on or a
warning message is displayed, refer
to P.368, 378.
The steering wheel cannot be
turned after the engine system> is stopped
The windows do not open or
close by operating the power
window switches
The engine switch switch> is turned off automati-
cally
A warning buzzer sounds during
driving
An alarm is activated and the
horn sounds
A warning buzzer sounds when
leaving the vehicle
A warning light turns on or a
warning message is displayed

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Alphabetical index
Alphabetical index
A
A/C................................................................... 280
Air conditioning filter................................ 347
Automatic air conditioning system .. 280
Pollen removal mode ..............................285
ABS (Anti-lock Brake System) ..............262
Function .......................................................... 262
Warning light ...............................................369
Active rear wing ...........................................259
Adaptive Variable Suspension System
(AVS) .............................................................262
Airbag manual on-off system .....................46
Airbags ................................................................35
Airbag manual on-off system ................. 46
Airbag operating conditions................... 37
Airbag precautions for your child ........ 40
Correct driving posture ............................ 29
Curtain shield airbag operating condi-
tions .................................................................. 37
Curtain shield airbag precautions........ 40
General airbag precautions ................... 40
Locations of airbags.................................... 35
Modification and disposal of airbags . 42
Side airbag operating conditions ......... 37
Side airbag precautions ............................ 40
Side and curtain shield airbags operating
conditions ...................................................... 37
Side and curtain shield airbags precau-
tions .................................................................. 40
SRS airbags ..................................................... 35
SRS warning light.......................................369
Air conditioning filter.................................. 347
Air conditioning system............................ 280
Air conditioning filter................................ 347
Automatic air conditioning system .. 280
Pollen removal mode ..............................285
Alarm ................................................................... 76
Alarm .................................................................. 76
Warning buzzer ........................................ 368
Anchor brackets..................................... 49, 60
Antennas (smart entry & start system). 122
Anti-lock Brake System (ABS) ..............262
Function .......................................................... 262
Warning light .............................................. 369
Approach warning ......................................235
Automatic headlight leveling system.... 192
Automatic High Beam ................................ 193
Automatic light control system .................191
Automatic transmission.............................. 173
M mode ........................................................... 178
Paddle shift switches ....................... 177, 178
Snow mode..................................................... 177
Auxiliary net ...................................................293
Average fuel economy .................................94
Average vehicle speed.................................94
AVS (Adaptive Variable Suspension Sys-
tem).................................................................262
B
Back-up lights
Replacing light bulbs ............................... 355
Battery (12-volt battery) ............................325
Battery checking ........................................325
If the 12-volt battery is discharged ....392
Preparing and checking before winter
..........................................................................269
Replacing ...................................................... 398
Warning light .............................................. 368
Battery (traction battery) .............................65
Blind Spot Monitor (BSM) ...................... 248
Blind Spot Monitor function .................254
Rear Crossing Traffic Alert function 256
Brake
Brake hold ...................................................... 189
Fluid.................................................................... 418
Parking brake................................................ 187
Regenerative braking .................................63
Warning light .................................. 368, 373
Warning message .....................................379
Brake assist .....................................................262

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Alphabetical index
Brake hold ........................................................189
Break-in tips .................................................... 155
Brightness control
Instrument panel light control................... 91
BSM (Blind Spot Monitor) ...................... 248
Blind Spot Monitor function................. 254
Rear Crossing Traffic Alert function 256
C
Care....................................................... 304, 307
Aluminum wheels ..................................... 305
Exterior............................................................304
Interior .............................................................307
Seat belts ........................................................307
Cargo hooks ..................................................295
Center Display .............................................. 274
Chains ................................................................ 271
Child restraint system ...................................48
Fixed with a seat belt................................... 54
Fixed with an ISOFIX rigid anchor ..... 57
Points to remember..................................... 48
Riding with children ..................................... 47
Types of child restraint system installation
method ...........................................................50
Using an anchor bracket (for top strap)
............................................................................60
Child safety ........................................................ 47
12-volt battery precautions ...... 325, 399
Airbag precautions ......................................40
Child restraint system................................. 48
Heated steering wheel and seat heater
precautions............................................... 288
How your child should wear the seat belt
............................................................................ 32
Installing child restraints ..............................51
Power window lock switch.....................152
Power window precautions .................... 151
Removed electronic key battery precau-
tions .............................................................. 350
Seat belt precautions .................................. 47
Trunk precautions......................................... 119
Cleaning .............................................. 304, 307
Aluminum wheels ..................................... 305
Exterior........................................................... 304
Interior .............................................................307
Radar sensor ................................... 208, 253
Seat belts ........................................................307
Clock................................................................. 297
Coat hooks .................................................... 298
Condenser......................................................323
Console box ...................................................294
Console box light .........................................294
Consumption screen ................................... 104
Coolant
Capacity .......................................................... 416
Checking........................................................ 322
Preparing and checking before winter
..........................................................................269
Cooling system .............................................322
Engine overheating......................400, 403
Hybrid system overheating ................. 404
Cornering lights............................................. 193
Cruise control
Cruise control..............................................239
Dynamic radar cruise control with full-
speed range .............................................. 229
Cup holder......................................................294
Current fuel consumption ...........................94
Curtain shield airbags ...................................35
Customizable features ..............................423
D
Daytime running light system.....................191
Defogger
Outside rear view mirrors...................... 281
Rear window ................................................. 281
Windshield ..................................................... 281
Differential ....................................................... 418
Dimension ........................................................410

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Alphabetical index
Display
BSM (Blind Spot Monitor) ...................248
Consumption screen ................................ 104
Drive information .......................................... 94
Dynamic radar cruise control with full-
speed range .............................................. 229
Energy monitor ............................................ 104
Head-up display............................................ 99
Lexus parking assist ................................. 243
LKA (Lane-Keeping Assist) ................... 221
Multi-information display .......................... 92
Warning message.....................................378
Distance ..............................................................94
Do-it-yourself maintenance...................... 312
Door courtesy lights .................................... 291
Door lock
Door lock indicator...................................... 118
Doors .................................................................. 115
Smart entry & start system ...................... 122
Wireless remote control ........................... 113
Door pockets .................................................293
Doors .................................................................. 115
Automatic door locking and unlocking
system ............................................................. 118
Door glasses ................................................. 150
Door lock indicator...................................... 118
Door lock .......................................................... 115
Open door warning buzzer .......... 116, 118
Outside rear view mirrors....................... 147
Double locking system ................................. 75
Drive info 1/Drive info 2 ...............................94
Drive information ............................................94
Driver’s seat position memory................. 140
Driving position memory ........................ 140
Memory recall function ............................. 141
Drive-start control ........................................ 155
Driving ............................................................... 154
Break-in tips .................................................. 155
Correct driving posture ............................ 29
Driving mode select switch .................. 242
Hybrid vehicle driving tips .................... 267
Procedures..................................................... 154
Winter drive tips .........................................269
Driving mode select switch......................242
DRS (Dynamic Rear Steering) ...............262
Dynamic radar cruise control with full-
speed range ................................................229
Warning message ..................................... 237
Dynamic Rear Steering (DRS) ...............262
E
ECB (Electronically Controlled Brake Sys-
tem).................................................................262
Eco drive mode.............................................242
Eco Driving Indicator ................................... 86
Eco Driving Indicator Light........................ 86
Elapsed time ......................................................94
Electric motor (traction motor).................62
Electric Power Steering (EPS)
Function .......................................................... 262
Warning light ...............................................370
Electronically Controlled Brake System
(ECB) .............................................................262
Electronic key ...................................................112
Battery-saving function .............................124
If the electronic key does not operate
properly ...................................................... 389
Replacing the battery...............................349
Emergency, in case of
If a warning buzzer sounds.................. 368
If a warning light turns on...................... 368
If a warning message is displayed .....378
If the 12-volt battery is discharged ....392
If the electronic key does not operate
properly ...................................................... 389
If the engine will not start....................... 385
If the fuel filler door cannot be opened
......................................................................... 388
If the hybrid system will not start ....... 386
If you have a flat tire ................................. 384
If you lose your keys ................................ 388

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Alphabetical index
Correct driving posture ............................ 29
Driving position memory ........................ 140
Head restraints..............................................143
Jam protection function............................139
Memory recall function ............................. 141
Seat heaters ................................................. 288
Seat position memory .............................. 140
Seat ventilators ........................................... 288
Front turn signal lights
Replacing light bulbs................................355
Turn signal lever .......................................... 186
Fuel...................................................................... 201
Capacity ........................................................... 412
Fuel gauge........................................................88
Fuel pump shut off system..................... 367
Information ...................................................... 421
Refueling ......................................................... 201
Type ....................................................................412
Warning light ............................................... 373
Fuel consumption
Average fuel consumption after refueling
............................................................................ 94
Average fuel economy .............................. 94
Current fuel consumption ........................ 94
Fuel filler door................................................. 201
If the fuel filler d oor cannot be opened
........................................................................ 388
Refueling ......................................................... 201
Fuel gauge......................................................... 88
Fuel pump shut off system ........................367
Fuses................................................................. 350
G
Gauges............................................................... 88
Gear Shift Indicator ...........................178, 185
Glove box .......................................................293
Glove box light..............................................293
Grocery bag hooks.....................................295
H
Headlight cleaners ....................................... 196
Headlights ..........................................................191
Automatic High Beam system ............. 193
Follow me home system ......................... 192
Light switch ...................................................... 191
Replacing light bulbs ............................... 355
Head restraints............................................... 143
Head-up display ..............................................99
Heated steering wheel.............................. 288
Heaters
Air conditioning system ......................... 280
Heated steering wheel ........................... 288
Outside rear view mirrors...................... 281
Seat heaters ................................................. 288
High-voltage components ..........................65
Hill-start assist control................................262
Hood .................................................................. 316
Open ................................................................. 316
Pop Up Hood................................................. 43
Hooks
Cargo hooks ............................................... 295
Coat hooks .................................................. 298
Grocery bag hooks................................. 295
Retaining hooks (floor mat) .....................28
Horn.................................................................... 145
Hybrid battery (traction battery)
Location .............................................................65
Specification ...................................................412
Warning message ....................................... 68
Hybrid battery (traction battery) air vents
............................................................................ 68
Hybrid system...................................................62
Emergency shut off system..................... 68
Energy monitor/consumption screen104
EV drive mode............................................... 171
High voltage components........................65
Hybrid System Indicator ......................... 103
Hybrid system precautions......................65
Hybrid vehicle driving tips..................... 267

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Alphabetical index
If the hybrid system will not start ....... 386
Overheating .................................................404
Power (ignition) switch .............................167
Regenerative braking ................................. 63
Starting the hybrid system.......................167
Hybrid System Indicator ............................103
Hybrid transmission ..................................... 179
M mode ........................................................... 184
Paddle shift switches .......................183, 184
Snow mode ................................................... 183
I
Identification
Engine................................................................. 411
Vehicle ............................................................. 410
Ignition switch (engine switch) ................ 163
Auto power off function .......................... 166
Changing the engine switch modes . 165
If your vehicle has to be stopped in an
emergency................................................ 360
Starting the engine ......................................163
Ignition switch (power switch) ................. 167
Auto power off function ...........................170
Changing the power switch modes ..170
If your vehicle has to be stopped in an
emergency................................................ 360
Starting the hybrid system.......................167
Immobilizer system ........................................70
Indicators ............................................................84
Initialization
Items to initialize .........................................436
Maintenance ........................................312, 321
Multi-information display .......................... 96
Power windows........................................... 150
Tire pressure warning system .............335
Inside rear view mirror................................ 146
Instrument panel light control ..................... 91
Interior lights ................................................... 291
Intrusion sensor and tilt sensor ..................78
ISOFIX rigid anchorss ..................................57
J
Jack
Positioning a floor jack ............................. 316
Vehicle-equipped jack........................... 339
Jack handle .................................................... 339
Jam protection function
Front seats ...................................................... 139
K
Keyless entry
Smart entry & start system ......................122
Wireless remote control ........................... 113
Keys ......................................................................112
Battery-saving function .............................124
Electronic key ................................................. 112
Engine switch ................................................ 163
If the electronic key does not operate
properly ...................................................... 389
If you lose your keys ................................ 388
Key number plate.......................................... 112
Keyless entry ......................................... 115, 122
Mechanical key .............................................. 112
Power switch................................................. 167
Replacing the battery...............................349
Warning buzzer ...........................................123
Wireless remote control ........................... 113
Knee airbags .....................................................35
L
Lane-Keeping Assist (LKA) ..................... 218
Operation ....................................................... 218
Warning messages................................... 224
Language (multi-information display) ....96
LDH (Lexus Dynamic Handling system)
..........................................................................263
Lever
Auxiliary catch lever .................................. 316
Hood lock release lever .......................... 316
Shift lever ............................................... 173, 179

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Alphabetical index
Refueling ........................................................... 201
Capacity ........................................................... 412
Fuel types ......................................................... 412
If the fuel filler d oor cannot be opened
........................................................................ 388
Opening the fuel tank cap ..................... 201
Regenerative braking....................................63
Remote Touch ............................................... 274
Replacing
Electronic key battery..............................349
Fuses ............................................................... 350
Light bulbs.....................................................355
Tires ..................................................................339
Rev indicator .................................................... 89
Rev peak ............................................................ 90
Road Sign Assist ...........................................226
RSA (Road Sign Assist).............................226
Run-flat tires ....................................... 329, 384
S
Seat belt reminder light .............................373
Seat belts ........................................................... 30
Child restraint system installation ......... 49
Cleaning and maintaining the seat belt
.........................................................................307
Emergency Locking Retractor .............. 32
How to wear your seat belt ....................... 31
How your child should wear the seat belt
............................................................................ 32
Pregnant women, proper seat belt use31
Reminder light and buzzer ................... 373
Seat belt guide ............................................... 32
Seat belt pretensioners .............................. 33
SRS warning light.......................................369
Seat heaters................................................... 288
Seat lights ......................................................... 291
Seat position memory ................................. 140
Seats ...................................................................138
Adjustment precautions .......................... 138
Adjustment..................................................... 138
Child seats/child restraint system installa-
tion.....................................................................48
Cleaning .........................................................307
Driving position memory ........................ 140
Head restraints............................................. 143
Jam protection function ........................... 139
Properly sitting in the seat ........................ 29
Seat heaters ................................................. 288
Seat position memory............................... 140
Seat ventilators ........................................... 288
Seat ventilators............................................. 288
Sensor
Automatic headlight system .................... 191
Automatic High Beam system ............. 193
Inside rear view mirror ............................. 146
Intrusion sensor and tilt sensor ..............78
Lexus parking assist.................................. 243
LKA (Lane-Keeping Assist) .................. 218
Radar sensor ................................................204
Rain-sensing windshield wipers .......... 197
Service plug.......................................................65
Service reminder message ....................... 312
Shift lever
Automatic transmission ............................173
Hybrid transmission................................... 179
Shift lever light ................................................ 291
Shift position and gear position ................ 88
Side airbags .......................................................35
Side mirrors ..................................................... 147
Adjustment ......................................................147
BSM (Blind Spot Monitor)....................248
Folding.............................................................. 148
Linked mirror function when reversing
........................................................................... 148
Mirror position memory .......................... 140
Side turn signal lights ...................................186
Replacing light bulbs ............................... 355
Turn signal lever .......................................... 186
Side windows ..................................................150
Slip indicator ................................................... 371