2018 Lexus LC500h engine overheat

422Alphabetical index
LC500_LC500h_OM_OM11405U_(U)
Smart access system with push-button start ................................................................. 106
Wireless remote control........................... 97
Door pockets ................................................ 254
Doors ................................................................... 99 Automatic door lock ing and unlocking
system ............................................................102
Door glasses ..................................................125
Door lock.......................................................... 99
Open door warning bu zzer .......100, 102
Outside rear view mirrors ...................... 123
Drive info 1/Drive info 2 ...............................79
Drive information ............................................79
Driver’s seat position memory .................. 116 Driving position memory.......................... 116
Memory recall function ..............................117
Drive-start control ......................................... 131
Driving............................................................... 130 Break-in tips .................................................... 131
Correct driving posture .............................23
Driving mode select switch ..................208
Hybrid vehicle driving tips ...................... 231
Procedures .................................................... 130
Winter drive tips......................................... 233
Driving mode select switch .....................208
DRS (Dynamic Rear Steering) ...............227
Dynamic radar cruise control with full- speed range................................................. 198Warning message.....................................206
Dynamic Rear Steering (DRS) ...............227
E
ECB (Electronically Controlled Brake Sys- tem) ................................................................ 226
Eco drive mode ............................................208
Eco Driving Indicator.....................................72
Eco Driving Indicator Light .........................72
EDR (Event data recorder) ............................7
Elapsed time ......................................................79
Electric motor (tractio n motor) ................ 54
Electric Power Steering (EPS) Function ...........................................................227 Warning light ...............................................335
Electronically Controlled Brake System (ECB) ............................................................ 226
Electronic key .................................................. 96 Battery-saving function............................108
If the electronic key does not operate properly ...................................................... 355
Replacing the battery ................................ 318
Emergency, in case of If a warning buzzer sounds...................334
If a warning light turns on.......................334
If a warning message is displayed ..... 344
If the 12-volt battery is discharged ....357
If the electronic key does not operate properly ...................................................... 355
If the engine will not start......................... 351
If the fuel filler do or cannot be opened
..........................................................................354
If the hybrid system will not start ........352
If you have a flat tire ................................. 350
If you lose your keys .................................354
If you think something is wrong.......... 332
If your vehicle becomes stuck .............370
If your vehicle has to be stopped in an emergency .................................................326
If your vehicle needs to be towed .....328
If your vehicle overheats ........... 364, 366
Emergency flashers .................................... 326
Energy monitor ............................................... 89
Engine ACCESSORY mode..................... 142, 146
Compartment................................................291
Engine switch ................................................ 140
Fuel pump shut off system.....................333
Hood ............................................................... 289
How to start the engine ........................... 140
How to start the hybrid system.............143
Identification number ............................... 372
If the engine will not start......................... 351
If the hybrid system will not start ........352
If your vehicle has to be stopped in an emergency .................................................326

423What to do if... (Troubleshooting)
LC500_LC500h_OM_OM11405U_(U)Alphabetical index423
Ignition switch (engine switch) ............ 140
Ignition switch (power switch) ..............143
Overheating.....................................364, 366
Power switch ................................................. 143
Engine coolant.............................................. 295 Capacity ......................................................... 376
Checking ....................................................... 295
Preparing and checking before winter......................................................................... 233
Engine coolant temperature gauge ........74
Engine immobilizer system ........................ 62
Engine oil ........................................................ 293 Capacity ......................................................... 374
Checking ....................................................... 293
Preparing and checking before winter......................................................................... 233
Warning light ............................................... 334
Warning message..................................... 347
Engine oil maintenance data .................. 294
Engine oil temperature gauge ...................74
Engine switch (power switch) ....... 140, 143 Auto power off function ................ 143, 146
Changing the engine switch (power switch) modes..................................142, 146
If your vehicle has to be stopped in an
emergency ................................................ 326
Starting the engine (hybrid system) 140,
143
EPS (Electric Power Steering) ...............227 Function ...........................................................227
Warning light ...............................................335
EV drive mode................................................ 147
Event data recorder (EDR) ............................7
EV indicator ...................................................... 55
F
First-aid kit storage belt ............................ 256
Flat tire ............................................................. 350 Tire pressure warning system .............303
Floor mats ...........................................................22
Fluid Automatic transmission ...........................377 Brake ................................................................378
Hybrid transmission..................................378
Washer ........................................................... 297
Footwell light ................................................. 252
Front passenger occupant classification system .............................................................. 38
Front seats ......................................................... 114 Adjustment ....................................................... 114
Cleaning ......................................................... 277
Correct driving posture ............................ 23
Driving position memory .......................... 116
Head restraints............................................... 119
Jam protection function ............................. 115
Memory recall function.............................. 117
Seat heaters .................................................. 249
Seat position memory ................................ 116
Seat ventilators ............................................ 249
Front side marker light ................................ 167 Light switch .....................................................167
Replacing light bulbs ................................ 324
Front turn signal lights .................................. 161 Replacing light bulbs ................................ 324
Turn signal lever ............................................ 161
Fuel ...................................................................... 176 Capacity ......................................................... 373
Fuel gauge ........................................................ 74
Fuel pump shut off system.....................333
Information ..................................................... 381
Refueling...........................................................176
Type .................................................................. 373
Warning light .............................................. 338
Fuel consumption Average fuel consumpt ion after refueling
............................................................................. 79
Average fuel economy .............................. 79
Current fuel consumption ........................ 79
Fuel filler door ................................................. 176 If the fuel filler do or cannot be opened
..........................................................................354
Refueling...........................................................176
Fuel gauge ..........................................................74
Fuel pump shut off system........................ 333

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

426Alphabetical index
LC500_LC500h_OM_OM11405U_(U)
Vanity lights ..................................................258
Wattage......................................................... 380
Welcome light illumination control ... 168
LKA (Lane-Keeping Assist)....................... 191 Operation......................................................... 191
Warning messages ....................................196
Lock steering column ......................... 141, 144
Low profile tire............................................... 301
M
Maintenance Do-it-yourself maintenance ................. 287
General maintenance ............................. 283
Maintenance data...................................... 372
Maintenance requirements .................. 282
Malfunction indicator lamp ..................... 335
Master warning light .................................. 339
Meter Changing the display .................................. 77
Head-up display ........................................... 84
Indicators .......................................................... 70
Instrument panel light control ................. 77
Meters .................................................................74
Multi-information display .......................... 78
Operating the meter control switches79
Settings .............................................................. 82
Warning lights ............................................. 334
Warning message..................................... 344
Micro dust and pollen filter ......................247
Mirrors Inside rear view mirror.............................. 122
Outside rear view mirror defoggers243
Outside rear view mirrors ...................... 123
Vanity mirrors..............................................258
Multi-information display ............................ 78 Audio system-linked ................................... 82
Drive information .......................................... 79
Dynamic radar cruise control with full-speed range ............................................... 198
Eco Driving Indicator ..................................72
Energy monitor.............................................. 90
Gear positions ...............................................80 G-force ............................................................... 81
Hybrid System Indicator ........................... 72
LKA (Lane-Keeping Assist) .................. 194
Navigation system-linked......................... 82
Rear wing position ....................................... 82
Settings............................................................... 82
Switching the display................................... 79
Tire pressure ............................................... 303
Warning message ..................................... 344N
Noise from under vehicle ...............................6
O
Odometer ..........................................................74
Oil
Differential oil ....... ................................. .......378
Engine oil........................................................ 374
Opener Fuel filler door ................................................176
Hood ............................................................... 289
Trunk ................................................................. 104
Outside door handle lig hts...................... 252
Outside rear view mirrors .........................123 Adjustment ......................................................123
BSM (Blind Spot Monitor)..................... 215
Folding...............................................................124
Linked mirror functi on when reversing
............................................................................123
Mirror position memory ............................ 116
Outside rear view mirror defoggers243
Outside temperature.....................................74
Overheating .......................................364, 366
P
Paddle shift sw itches ..... 153, 154, 159, 160
Panic mode ........................................................97
Parking assist sensors (intuitive parking assist) ............................................................. 209
Parking brake..................................................162