TOYOTA SIENNA HYBRID 2021 Owners Manual (in English)

570What to do if... (Troubleshooting)
multi-information display.
(P.477)
 When a warning light turns on
or a warning message is dis-
played, refer to P.466, 477.
 Vehicles without spare tire:
Stop the vehicle in a safe
place and repair the flat tire
temporarily with the emer-
gency tire puncture repair kit.
( P.481)
 Vehicles with spare tire: Stop
the vehicle in a safe place and
replace the flat tire with the
spare tire. ( P.491)
 Try the procedure for when
the vehicle becomes stuck in
mud, dirt, or snow. ( P.514)
A warning light turns on
or a warning message is
displayed
When a problem has
occurred
If you have a flat tire
The vehicle becomes
stuck

571Alphabetical Index
Alphabetical Index
A
A/C ................................... 348, 358Air conditioning filter ............. 441
Eco air conditioning mode .... 352
Front automatic air conditioning system ................................ 348
Front seat concentrated airflow mode (S-FLOW) ................. 354
Rear automatic air conditioning system ................................ 358
ABS (Anti-lock Brake System) ............................................... 335Function ............................... 335
Warning light ........................ 468
ACA (Active Cornering Assist) ............................................... 335
Acoustic Vehicle Alerting Sys- tem ........................................... 81
Active Cornering Assist (ACA) ............................................... 335
Airbags ...................................... 41 Airbag operating conditions.... 44
Airbag precautions for your child............................................. 46
Airbag warning light.............. 468
Correct driving posture ........... 33
Curtain shield airbag operating conditions ............................. 44
Curtain shield airbag precautions ............................................. 46
Front passenger occupant clas- sification system ................... 51
General airbag precautions .... 46
Locations of airbags ............... 41
Modification and disposal of air- bags ..................................... 49
Seat cushion airbag ............... 41
Side airbag operating conditions ............................................. 44
Side airbag precautions ......... 46
Side and curtain shield airbags operating conditions .............44
Side and curtain shield airbags precautions ...........................46
SRS airbags ...........................41
SRS warning light .................468
Air conditioning filter .............441
Air conditioning system.348, 358 Air conditioning filter .............441
Changing the rear seat settings...........................................356
Eco air conditioning mode ....352
Front automatic air conditioning system ................................348
Front seat concent rated airflow
mode (S-FLOW) .................354
Rear automatic air conditioning system ................................358
Alarm .........................................89 Alarm ......................................89
Warning buzzer .. ..................466
Anchor brackets ... ..............60, 71
Antenna (Smart key system) .164
Anti-lock brake system (ABS)335 Function................................335
Warning light ........................468
Approach warning ..................295
Armrest ......... ......................... ..386
Assist grips .............................386
Automatic air conditioning sys- tem .................................348, 358Air conditioning filter .............441
Eco air conditioning mode ....352
Automatic High Beam ............250
Automatic light control system ...............................................249
Average fuel consumption ....125
Average fuel economy ...........106
Average vehicle speed ...111, 125
B
Back door ................................150 Hands Free Power Back door

572Alphabetical Index
........................................... 155
Power back door .................. 153
Wireless remote control ....... 153
Back-up lights Replacing light bulbs ............ 451
Wattage ................................ 526
Battery (12-volt battery) ......... 422 If the 12-volt battery is dis-charged .............................. 506
Preparing and c hecking before
winter.................................. 343
Replacing ............................. 508
Warning light ........................ 466
Battery (traction battery) ......... 83
Blind Spot Monitor (BSM) ...... 299 Blind Spot Monitor function .. 302
Rear Cross Traffic Alert function........................................... 305
Bottle holders ......................... 369
Brake Brake Hold ........................... 246
Fluid ............................. 420, 524
Parking brake ....................... 243
Regenerative braking ............. 80
Warning light ........................ 466
Brake assist ............................ 335
Brake Hold .............................. 246
Break-in tips ........ ................... 209
Brightness control Instrument panel light control .......................... 99, 103
BSM (Blind Spot Monitor) ...... 299 Blind Spot Monitor function .. 302
Rear Cross Traffic Alert function........................................... 305
C
Care Aluminum wheels ................. 400
Exterior ................................. 400
Interior .................................. 403
Seat belts ............................. 403 Cargo capacity ................215, 218
Cargo hooks............................372
Chains......................................345
Child-protectors......................142
Child restraint system ..............58
Fixed with a LATCH system ...68
Fixed with a seat belt..............63
Front passenger occupant clas-sification system ...................51
Points to remember ................58
Riding with children ................57
Types of child restraint system installation method ...............60
Using an anchor bracket ........71
Child safety ...............................57 12-volt battery precautions .................422, 509
Airbag precautions .................46
Back door precautions..........150
Child restraint system .............60
Heated steering wheel and seat heater precautio ns..............361
How your child should wear the seat belt ................................36
Moon roof precautions..........205
Power window lock switch ....203
Power window precautions...202
Removed key battery precau- tions ....................................448
Seat belt extender precautions .............................................36
Seat belt precautions..............35
Seat heater precautions .......361
Cleaning ..........................400, 403 Aluminum wheels .................400
Exterior .................................400
Hybrid battery (tr action battery)
air intake vents and filters...443
Interior ..................................403
Radar sensor ........................263
Seat belts .............................403
Clock ................................100, 104

Alphabetical Index573
Coat hooks .............................. 388
Condenser .............................. 420
Console box ............................ 367
Consumption screen.............. 122
Conversation mirror ............... 370
CoolantChecking .............................. 419
Preparing and c hecking before
winter.................................. 343
Warning light ........................ 467
Cooling system ...................... 419 Hybrid system overheating... 511
Cruise control Dynamic radar cruise control with full-speed range .......... 288
Cup holders ............................ 368
Current fuel consumption ..... 125
Current fuel economy ............ 106
Curtain shield airbags ............. 41
Customizable features ........... 540
D
Daytime running light system248 Replacing light bulbs ............ 451
Defogger Outside rear view mirrors ..... 350
Rear window ........................ 350
Windshield............................ 349
Digital Rear-view Mirror ......... 188 Adjustment ........................... 190
Cleaning ............................... 193
Dinghy towing ........................ 230
Display BSM (Blind Spot Monitor)..... 300
Consumption screen ............ 122
Drive information .................. 111
Driving information ............... 106
Dynamic radar cruise control with full-speed range .......... 288
Energy monitor ..................... 122
Head-up display ................... 118
Intuitive parking assist .......... 308 LTA (Lane Traci
ng Assist) ....281
Multi-information display.......104
RCD (Rear Camera Detection) ...........................................315
RCTA ....................................300
Warning messages ...............477
Do-it-yourself maintenance..................407, 411
Door lock Back door .............................150
Front doors ...........................132
Sliding doors.........................137
Smart key system .................164
Wireless remote control........130
Doors Automatic door locking and unlocking system ................136
Back door .............................150
Door glasses ........................201
Door lock ..............................132
Front doors ...........................132
Open door warning buzzer ...136
Outside rear view mirrors .....198
Sliding door child-protectors .142
Sliding doors.........................137
Drive information ....................111
Driver’s seat belt reminder light ...............................................473
Drive-start control ..................209
Driving Break-in tips .........................209
Correct posture .......................33
Driving mode select switch ...333
Hybrid vehicle dri ving tips .....341
Procedures ...........................208
Winter drive tips....................343
Driving informatio n display ...106
Driving mode select switch ...333
Driving position memory .......178 Memory recall function .........180
Power easy access system ..178
Driving support system informa-

574Alphabetical Index
tion display ........................... 110
Dynamic radar cruise control with full-speed rangeFunction ............................... 288
Warning message ................ 477
E
ECB (Electronically Controlled Brake System) ...................... 335
Eco drive mode ...................... 333
EDR (Event data recorder)......... 8
E-Four (Electronic On-Demand AWD system) ........................ 336
Elapsed time ........................... 111
Electric motor Location.................................. 79
Specification ......................... 520
Electric Power Steering (EPS) Function ............................... 336
Warning light ........................ 468
Electronically Controlled Brake System (ECB) ....................... 335
Electronic key Battery-saving function......... 165
If the electronic key does not operate properly ................. 504
Replacing the battery ........... 447
Emergency, in case of If a warning buzzer sounds .. 466
If a warning light turns on ..... 466
If a warning message is dis-played................................. 477
If the 12-volt battery is dis- charged .............................. 506
If the electronic key does not operate properly ................. 504
If the fuel filler door cannot be opened ............................... 503
If the hybrid sy stem will not start
........................................... 501
If the vehicle is trapped in rising water .................................. 460 If you have a flat tire .....481, 491
If you lose your keys.............502
If you think something is wrong
...........................................465
If your vehicle becomes stuck ...........................................514
If your vehicle has to be stopped in an emergency .................459
If your vehicle needs to be towed ...........................................462
If your vehicle ove rheats ......511
Emergency flashers ...............458
Energy monitor .......................122
Engine Compartment........................416
Hood .....................................413
Identification number ............520
Engine coolant Capacity ...............................522
Checking ..............................419
Preparing and checking before winter ..................................343
Warning light ........................467
Engine coolant temperature gauge ...............................97, 101
Engine oil Capacity ...............................521
Checking ..............................416
Preparing and checking before winter ..................................343
Warning light ........................467
Engine oil maintenance data .418
Enhanced Vehicle Stability Con- trol (Enhanced VSC ) .............335
Enhanced VSC (Enhanced Vehi- cle Stability Control).............335
EPS (Electric Po wer Steering)
Function................................336
Warning light ........................468
EV drive mode.........................236
Event data recorder (EDR) .........8
EV indicator...............................80

Alphabetical Index575
F
Flat tire ............................ 481, 491Tire pressure warning system........................................... 427
Floor mats ................................. 32
Fluid Brake ............................ 420, 524
Hybrid transmission.............. 523
Rear differential .................... 523
Washer ................................. 421
Fog lights Replacing light bulbs ............ 451
Switch................................... 254
Footwell lights ..... ................... 363
Front door courtesy lights Wattage ................................ 526
Front doors .......... ................... 132
Front passenger’s seat belt reminder light ....................... 473
Front passenger occupant clas- sification system .................... 51
Front seat heaters .................. 361
Front seats .............................. 169 Adjustment ........................... 169
Cleaning ............................... 403
Correct driving posture ........... 33
Driving position memory....... 178
Head restraints ..................... 182
Memory recall function ......... 180
Power easy access system .. 178
Seat heaters ......................... 361
Seat position memory .......... 178
Seat ventilators .................... 361
Front side marker lights ........ 248 Light switch .......................... 248
Replacing light bulbs ............ 451
Front turn signal lights Replacing light bulbs ............ 451
Turn signal lever................... 242
Fuel Capacity ............................... 520 Fuel gauge .....................97, 101
Information .........
..................528
Refueling ..............................259
Type .............................520, 528
Warning light ........................472
Fuel consumption information Average fuel consumption ....125
Current fuel consumption .....125
Fuel filler door.........................260 If the fuel filler door cannot be opened ...............................503
Refueling ..............................259
Fuel gauge.........................97, 101
Fuses .......................................449
G
Garage door opene r ...............392
Gauges ..............................97, 101
Glove box ................................367
Grocery bag hooks .................387
H
Headlights ...............................248 Automatic High Beam system...........................................250
Light switch...........................248
Replacing light bulbs ............451
Wattage ................................526
Head restraints .......................182
Head-up display ......................118 Driving information display area...........................................118
Driving support system display area ....................................120
Head-up display switch ........119
Hybrid System Indicator .......121
Navigation system-linked display ...........................................118
Pop-up display......................120
Settings ................................119
Head-up display switch..........119

576Alphabetical Index
Heated steering wheel ........... 361
HeatersFront automatic air conditioning system ................................ 348
Heated steering wheel ......... 361
Outside rear view mirrors ..... 350
Rear automatic air conditioning system ................................ 358
Seat heaters ......................... 361
High mounted stoplight Replacing light bulbs ............ 451
Hill-start assist control .......... 335
Hood ........................................ 413
Hooks Cargo hooks ......................... 372
Coat hooks ........................... 388
Grocery bag hooks ............... 387
Retaining hooks (floor mat) .... 32
Horn ......................................... 186
Hybrid battery (tr action battery)
Location.................................. 83
Specification ......................... 521
Hybrid battery (traction battery) air intake vents ............... 85, 443
Hybrid battery (traction battery) air intake vents and filters ... 443
Hybrid battery air vent ............. 85
Hybrid system .......................... 79 ACC...................................... 234
Acoustic Vehicle Alerting System............................................. 81
Emergency shut off system .... 86
Energy monitor/consumption screen ................................ 122
EV drive mode...................... 236
High voltage components....... 83
How to start the hybrid system ........................................... 231
Hybrid battery (traction battery) air vents.............................. 443
Hybrid System In dicator . 97, 101
Hybrid system precautions ..... 83 Hybrid vehicle dri
ving tips .....341
If the hybrid sys tem will not start
...........................................501
If your vehicle has to be stopped in an emergency .................459
Ignition switch (power switch) ...........................................231
Overheating ..........................511
Power (ignition) switch .........231
Regenerative braking .............80
Starting the hybrid system ....231
Hybrid System Indicator ..................98, 102, 121
Hybrid transmissio n ...............238
S mode .................................241
I
I/M test .....................................410
Identification Engine ..................................520
Vehicle..................................519
Ignition switch (power switch) ...............................................231Auto power off fun ction.........235
Changing the power switch modes.................................234
If your vehicle has to be stopped in an emergency .................459
Starting the hybrid system ....231
Immobilizer system ..................88
Indicators ..................................95
Initialization Items to initialize ...................554
Oil maintenance ...................418
Tire pressure warning system...........................................430
Inside rear view m irror ...186, 188
Instrument panel light control .............................99, 103
Interior lights...........................363 Switch ...................................364
Wattage ................................526

Alphabetical Index577
Intuitive parking assistFunction ............................... 308
Warning message ................ 311
J
JackPositioning a floor jack ......... 415
Vehicle-equipped jack .. 483, 492
Jack handle ..................... 483, 492
Jam protection function Moon roof ............................. 204
Power back door .................. 157
Power windows .................... 201
Sliding doors ........................ 143
K
Keyless entrySmart key system................. 164
Wireless remote control ....... 130
Keys ......................................... 128 Battery-saving function......... 165
Electronic key ....................... 128
If the electronic key does not operate properly ................. 504
If you lose your keys ............ 502
Key number plate ................. 128
Keyless entry................ 130, 164
Mechanical key .................... 131
Power switch ........................ 231
Replacing the battery ........... 447
Warning buzzer .................... 165
Wireless remote control key . 130
Knee airbags ............................. 41
L
Lane Tracing Assist (LTA) ..... 275 Operation ............................. 275
Warning messages .............. 285
Language (multi-information dis- play) ............................... 115, 541 LATCH anchors ........................68
Lever
Auxiliary catch lever .............413
Hood lock release lever ........413
Shift lever .............................238
Turn signal lever . ..................242
Wiper lever ...................254, 257
License plate lights Light switch...........................248
Replacing light bulbs ............451
Wattage ................................526
Light bulbs Replacing .............................451
Wattage ................................526
Lights Automatic High Beam system...........................................250
Fog light switch .....................254
Headlight switch ...................248
Interior lights .........................364
Personal lights ......................364
Rear interior light ..................364
Replacing light bulbs ............451
Turn signal lever . ..................242
Vanity lights ..........................374
Wattage ................................526
Lock steering column ............232
LTA (Lane Tracing Assist) .....275 Operation..............................275
Warning messages ...............285
Luggage compartment light ................................152, 156Wattage ................................526
M
Maintenance Do-it-yourself maintenance ..411
General maintenance ...........407
Maintenance data .................518
Maintenance requirements ...406
Malfunction indicator lamp ....467
Menu icons ..............................106

578Alphabetical Index
MeterClock ............................ 100, 104
Indicators................................ 95
Instrument panel light control .......................... 99, 103
Meter control switches ......... 105
Meters ............................ 97, 101
Multi-information display ...... 104
Settings ........................ 112, 541
Units ............................. 115, 541
Warning lights ................ 93, 466
Warning messages .............. 477
Meter control switches .......... 105
Mirrors Digital Rear-view Mirror........ 188
Inside rear view mirror.......... 186
Outside rear view mirror defog-gers .................................... 350
Outside rear view mirrors ..... 198
Vanity mirrors ....................... 374
Moon roof Door lock linked moon roof oper-ation ................................... 204
Jam protection function ........ 204
Operation ............................. 204
Warning message ................ 205
Multi-information display Audio system-linked display . 111
Changing the display............ 105
Display contents ................... 104
Driving information display ... 106
Driving support system informa-tion display ......................... 110
Dynamic radar cruise control with full-speed range .......... 288
Energy monitor ..................... 122
Hybrid System In dicator . 98, 102
Intuitive parking assist-sensor ........................................... 308
Language ..................... 115, 541
LTA (Lane Tracing Assist).... 281
Menu icons ........................... 106 Meter control switches..........105
PCS (Pre-Collisio
n System) .267
Pop-up display......................115
Settings ........................112, 541
Suggestion function ......117, 541
Tire pressure ...... ..................427
Units .............................115, 541
Vehicle information display...111
Warning messages ...............477
N
Navigation system-linked display
...............................................118
Noise from under ve hicle...........6
Normal mode...........................333
O
Odometer...........................97, 101
Odometer and trip meter display “ODO TRIP” switch .........99, 103
“ODO TRIP”switch ...........99, 103
Oil Engine oil..............................521
Opener Back door .....................152, 154
Hood .....................................413
Outer foot lights Replacing light bulbs ............451
Outside rear view mirrors ......198 Adjusting and folding ............198
BSM (Blind Spot M onitor) .....300
Linked mirror function when reversing.............................199
Outside rear view mirror defog- gers ....................................350
Outside temperature display .............................98, 102
Overheating.............................511

Alphabetical Index579
P
Panic mode ............................. 130
Parking assist sensors (intuitive parking assist) ...................... 308
Parking brake Operation ............................. 243
Parking brake engaged warning buzzer ................................ 245
Warning light ........................ 472
Warning message ................ 244
Parking lights Light switch .......................... 248
Replacing light bulbs ............ 451
Parking Support Brake (PKSB) ............................................... 319Indicator ................................. 95
Parking Support Brake function (rear-crossing vehicles) ...... 329
Parking Support Brake function (static objects) .................... 323
Warning light ........................ 470
PCS (Pre-Collision System) Enabling/disabling the pre-colli-sion system ........................ 269
Function ............................... 267
Warning light ........................ 469
Warning message ........ 265, 480
Personal lights ....................... 364 Switch................................... 364
Wattage ................................ 526
PKSB (Parking Support Brake) ............................................... 319Indicator ................................. 95
Parking Support Brake function (rear-crossing vehicles) ...... 329
Parking Support Brake function (static objects) .................... 323
Warning light ........................ 470
Power back door switch ........ 154
Power outlets .................. 374, 375
Power sliding door main switch ...............................................149
Power steering (Electric Power Steering system)...................336Warning light ........................468
Power switch...........................231 Auto power off fun ction.........235
Changing the power switch modes.................................234
Starting the hybrid system ....231
Power windows Door lock linked window opera-tion......................................202
Jam protection function ........201
Operation..............................201
Window lock switch ..............203
Pre-Collision System (PCS) Enabling/disabling the pre-colli-sion system ........................269
Function................................267
Warning light ........................469
Warning messag e ........265, 480
R
Radar cruise control
Dynamic radar cruise control with full-speed range ..........288
Radiator ...................................420
RCD (Rear Came ra Detection)
Function................................315
Warning message . ...............317
RCTA (Rear Cross Traffic Alert) RCTA Function .....................305
Warning message . ...............301
Rear automatic air conditioning system ...................................358
Rear Cross Traffic Alert (RCTA) ...............................................299
Rear heater system ................358
Rear passengers’ seat belt reminder light........................473
Rear seat Head restraints .....................182