
4667-1. Maintenance and care
RC300h_EE(OM24740E)
NOTICE
■Cleaning detergents
●Do not use the following liquids, as they may discolor the vehicle interior or cause streaks or damage to painted surfaces:
• Audio system screen: Organic substances such as benzine or gasoline, alkaline solutions, and alcohol• Seats: Alkaline solutions, organic substances such as thinner or benzine, and alco-
hol • Other parts: Organic substances such as benzine or gasoline, alkaline or acidic solutions, dye, and bleach
●Do not use polish wax or polish cleaner. The instrument panel’s or other interior part’s painted surface may be damaged.
■Preventing damage to leather surfaces
Observe the following precautions to avoid damage to and deterioration of leather surfaces:
●Remove any dust or dirt from leather surfaces immediately.
●Do not expose the vehicle to direct sunlight for extended periods of time. Park the vehicle in the shade, especially during summer.
●Do not place items made of vinyl, plastic, or containing wax on the upholstery, as theymay stick to the leather surface if the vehicle interior heats up significantly.
■Water on the floor
Do not wash the vehicle floor with water. Vehicle systems such as the audio system may be damaged if water comes into contactwith electrical components such as the au dio system above or under the floor of the
vehicle. Water may also cause the body to rust.
■When cleaning the inside of the windshield (vehicles with LDA [Lane Departure Alert])
Be careful not to touch the camera sensor ( P. 273). If the camera is accidentally scratched or hit, LDA may not operate properly or maycause a malfunction.
■Cleaning the inside of the rear window
●Do not use glass cleaner to clean the rear window, as this may cause damage to therear window defogger heater wires or antenna. Use a cloth dampened with luke-
warm water to gently wipe the window clean. Wipe the window in strokes running parallel to the heater wires or antenna.
●Be careful not to scratch or damage the heater wires or antenna.

625Alphabetical index
RC300h_EE(OM24740E)
AUX port .................................................. 351
Average fuel economy........................ 124
Average vehicle speed ....................... 124
Back-up light
Replacing light bulb.......................... 524
Wattage................................................. 605
Battery (12-volt battery)...................... 481
If the 12-volt battery is
discharged.........................................582
Preparing and checking
before winter .................................... 337
Warning light ....................................... 537
Battery (traction battery) ......................89
Blind Spot Monitor (BSM) ................ 319
Blower customization ......................... 439
Bluetooth®
Audio system .......................................395
Hands-free system
(for cellular phone)........................ 397
Brake
Fluid ......................................................... 603
Parking brake ......................................230
Warning light ....................................... 537
Brake assist .............................................304
Break-in tips ........................................... 207
Brightness control
Instrument panel li ght control......... 118
BSM (Blind Spot Monitor) ................. 319
Card key ................................................... 138
Care ................................................460, 464
Aluminum wheels................................ 461
Exterior ................................................... 460
Interior..................................................... 464
Seat belts ............................................... 465
Cargo hooks .......................................... 452
Caution label ............................................. 89
CD player .................................................. 371
Chains ....................................................... 338
Child restraint system............................ 60
Child seats definition .......................... 60
Child seats installation .............. 68, 75
Installing a CRS to the
passenger seat ................................... 65
Installing a CRS to the
rear seat ..................................................67
Installing CRS with ISOFIX
rigid anchors ....................................... 80
Installing CRS with seat belts .......... 72
Installing CRS with top strap .......... 82
Child safety ................................................ 59
12-volt battery
precautions .......................... 483, 585
Airbag precautions ............................. 45
Child restraint system ........................ 60
How your child should
wear the seat belt.............................. 40
Installing child restraints .................... 60
Moon roof precautions .................. 203
Power window lock switch ............ 196
Power window precautions........... 199
Removed electronic key
battery precautions......................... 513
Seat belt precautions........................... 42
B
C

628Alphabetical index
RC300h_EE(OM24740E)
If your vehicle has to be
stopped in an emergency..........529
If your vehicle needs to
be towed............................................ 530
If your vehicle overheats ................587
Energy monitor....................................... 129
Engine....................................................... 598
ACCESSORY mode .......................216
Compartment...................................... 473
Engine switch.........................................215
Hood .......................................................... 471
How to start the hybrid system.....215
Identification number ....................... 597
If the hybrid system will not
start ........................................................ 576
Ignition switch (power switch) ......215
Overheating .........................................587
Power switch .........................................215
Engine coolant ....................................... 478
Capacity .................................................. 601
Checking ............................................ 478
Preparing and checking
before winter .................................... 337
Engine coolant temperature
gauge.........................................................115
Engine oil.................................................. 474
Capacity ................................................ 599
Checking ............................................... 474
Preparing and checking
before winter .................................... 337
Engine oil maintenance data............ 476
Engine switch .......................................... 215
EPS (Electric Power Steering)........304
Warning light ...................................... 538
EV drive mode ....................................... 220
EV indicator ............................................. 126
First-aid kit storage belt ..................... 452
Flat tire
Vehicles with emergency
tire puncture repair kit ................. 563
Floor mats ................................................... 34
Fluid
Brake ....................................................... 603
Hybrid transmission ......................... 602
Washer...................................................480
Fog lights .................................................. 239
Replacing light bulbs ....................... 525
Switch ...................................................... 239
Follow me home system .................... 233
Footwell light .......................................... 446
Wattage .................................................605
Front fog lights ....................................... 239
Replacing light bulbs ....................... 525
Switch ...................................................... 239
Front personal lights............................ 448
Front position lights ............................. 232
Light switch............................................232
Replacing light bulbs ....................... 525
Front seats .................................................178
Adjustment ............................................. 178
Cleaning ................................................ 464
Correct driving posture.................... 36
Driving position memory ................ 183
Head restraints .....................................186
Jam protection function ................... 179
Seat heaters.......................................... 445
Seat position memory .......................183
Seat ventilators ................................... 445
Front turn signal lights ........................ 229
Replacing light bulbs ...........520, 525
Turn signal lever..................................229
F

631Alphabetical index
RC300h_EE(OM24740E)
Jack
Positioning the jack........................... 472
Vehicle-equipped jack ...................499
Jack handle .............................................. 499
Jam protection function
Front seats ............................................... 179
Moon roof .............................................. 201
Power window ......................................197
Keyless entry
Smart entry & start
system ......................................... 144, 150
Wireless remote control ....... 144, 150
Keys ............................................................. 138
Battery-Saving Function ..................157
Electronic key ....................................... 138
If the electronic key does not
operate properly ............................578
Key number plate ............................... 138
Keyless entry ............................... 144, 150
Mechanical key.....................................139
Power switch .........................................215
Replacing the battery.......................... 511
Warning buzzer ...................................145
Wireless remote control ................. 138
Knee airbags.............................................. 43
Lane Departure Alert (LDA) .......... 273
Language
(multi-information display) .............. 126
LDA (Lane Departure Alert) .......... 273
Lever
Auxiliary catch lever........................... 471
Hood lock release lever .................. 471
Shift lever ................................................ 222
Tilt and telescopic steering
lock release lever .............................189
Turn signal lever..................................229
Wiper lever ............................................ 241
Lexus Display Audio controller...... 346
Lexus Display Audio system............ 344
Lexus parking assist monitor ........... 286
Lexus parking assist-sensor ............. 279
License plate lights .............................. 232
Light switch............................................232
Replacing light bulbs ....................... 525
Light bulbs
Replacing............................................... 520
Wattage .................................................605
Lights
Automatic High Beam
system.................................................. 235
Fog light switch................................... 239
Follow me home system................ 233
Headlight switch .................................232
Illuminated entry system .................447
Interior lights .........................................447
Interior lights list ................................. 446
Personal lights..................................... 448
Replacing light bulbs ....................... 520
Trunk light ............................................... 152
Turn signal lever..................................229
J
K
L

635Alphabetical index
RC300h_EE(OM24740E)
Seat belt reminder light ......................539
Seat belts .....................................................38
Child restraint system
installation.............................................. 60
Cleaning and maintaining
the seat belt .......................................465
Emergency Locking
Retractor (ELR).................................. 40
How to wear your seat belt .............38
How your child should wear
the seat belt .......................................... 40
Pregnant women, proper
seat belt use ........................................... 41
Reminder light and buzzer ...........539
Seat belt guide ....................................... 39
Seat belt pretensioners ...................... 39
SRS warning light.............................. 538
Seat heaters ............................................ 445
Seat position memory .......................... 183
Seat ventilators ...................................... 445
Seats, Front............................................... 178
Adjustment..............................................178
Adjustment precautions .................. 180
Child seats/child restraint
system installation ............................. 60
Cleaning................................................. 464
Driving position memory ................ 183
Head restraints..................................... 186
Jam protection function....................179
Properly sitting in the seat ................ 36
Seat heaters .......................................... 445
Seat position memory ...................... 183
Seat ventilators ....................................445
Seats, Rear ................................................. 181
Fold down the seatback ................... 181
Luggage security system ..................151
Sensor
Automatic headlight system ........ 233
Automatic High Beam system ... 238
Inside rear view mirror ..................... 192
Intrusion sensor and tilt sensor.....105
LDA (Lane Departure Alert) .......273
Lexus parking assist-sensor .........279
Radar sensor ................. 265, 312, 324
Rain-sensing windshield
wipers ................................................... 247
Service plug ............................................... 89
Service reminder indicators ............... 110
S-FLOW mode ..................................... 434
Shift lever ................................................. 222
Hybrid transmission .......................... 222
If the shift lever cannot be
shifted from P.................................... 227
Shift lock system ................................... 226
Shift position and gear position ......... 115
Side airbags ............................................... 43
Side mirrors ..............................................193
Adjusting and folding ........................ 193
BSM (Blind spot monitor) .............. 319
Linked mirror function when
reversing .............................................. 194
Mirror position memory ..................183
Side turn signal lights .......................... 229
Replacing light bulbs ....................... 525
Turn signal lever..................................229
Side windows ...........................................196
Slip indicator........................................... 538
S
*: For vehicles with a navigation or multimedia system, refer to the
“NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.