
520
SIENNA_OM_OM08013U_(U)
7-3. Do-it-yourself maintenance
Install a new light bulb.
Align the 3 tabs on the light bulb
with the mounting and insert.
Turn clockwise and secure
the bulb base.
Install the connector.
Shake the connector gently to
check that it is not loose, turn
the fog lights on once and visu-
ally confirm that no light is leak-
ing through the mounting.
When installing the engine under cover, reverse the step .
4
5
6
71

5428-2. Steps to take in an emergency
SIENNA_OM_OM08013U_(U)
SRS warning lightIndicates a malfunction in:
• The SRS airbag system;
• The front passenger occupant classification system; or
• The seat belt pretensioner system
Have the vehicle inspected by your Toyota dealer
immediately.
(U.S.A.)
(Canada)
ABS warning light Indicates a malfunction in:
• The ABS; or
• The brake assist system
Have the vehicle inspected by your Toyota dealer
immediately.
Electric power steering system warning light (warning
buzzer)
Indicates a malfunction in the EPS (Electric Power
Steering) system
Have the vehicle inspected by your Toyota dealer
immediately.
(Flashes)
Pre-collision system warning light*2
Indicates a malfunction in the PCS (Pre-Collision System)
The warning light will operate as follows, even when the
system is not malfunctioning:
• The light will flash quickly when the system is operating.
(P. 298)
• The light will turn on when the pre-collision braking is disabled. ( P. 299)
• The light will turn on when the system cannot tempo-
rarily be used. ( P. 560)
Have the vehicle inspected by your Toyota dealer
immediately.
Slip indicator
Indicates a malfunction in:
• The VSC (Vehicle Stability Control) system;
• The TRAC (Traction Control) system; or
• The hill-start assist control system
*2
The light will flash when the VSC or the TRAC system is
operating.
Have the vehicle inspected by your Toyota dealer
immediately.
Warning lightWarning light/Details/Actions

5478-2. Steps to take in an emergency
SIENNA_OM_OM08013U_(U)
8
When trouble arises
WARNING
■If both the ABS and the brake system warning lights remain on
Stop your vehicle in a safe place immediately and contact your Toyota
dealer. The vehicle will become extrem ely unstable during braking, and the
ABS system may fail, which could cause an accident resulting in death or
serious injury.
■ When the electric power steerin g system warning light comes on
The steering wheel may become extremely heavy.
If the steering wheel becomes heavie r than usual when operating, hold
firmly and operate using more force than usual.
■
If the tire pressure warning light comes on
Be sure to observe the following precautions. Failure to do so could
cause a loss of vehicle control and result in death or serious injury.
Vehicles with standard tires:
●Stop your vehicle in a safe place as soon as possible. Adjust the tire
inflation pressure immediately.
●If the tire pressure warning light comes on even after tire inflation pres-
sure adjustment, it is probable that you have a flat tire. Check the tires.
If a tire is flat, change it with th e spare tire and have the flat tire
repaired by the nearest Toyota dealer.
●Avoid abrupt maneuvering and braking. If the vehicle tires deteriorate,
you could lose control of the steering wheel or the brakes.
Vehicles with run-flat tires:
●Decelerate to the lowest appropriate speed as soon as possible. Do
not drive over 50 mph (80 km/h).
●Check and adjust the tire inflation pressure immediately.
●If the tire pressure warning light comes on even after tire inflation pres-
sure adjustment, it is probable that you have a flat tire. Have the tire
replaced by the nearest Toyota dealer.
●Avoid abrupt maneuvering and braking. If the vehicle tires deteriorate,
you could lose control of the steering wheel or the brakes.
■If a blowout or sudden air leakage should occur
The tire pressure warning system may not activate immediately.

5538-2. Steps to take in an emergency
SIENNA_OM_OM08013U_(U)
8
When trouble arises
Indicates a malfunction in the EPS (Electric
Power Steering) systemA buzzer also sounds.
Have the vehicle inspected by your Toyota
dealer.
Indicates a malfunction in:
• The ABS; or
• The brake assist system A buzzer also sounds.
Immediately stop the vehicle in a safe place
and contact your Toyota dealer. Continuing
to drive the vehicle may be dangerous.
Indicates a malfunction in:
• The VSC (Vehicle Stability Control) system;
• The TRAC (Traction Control) system; or
• The hill-start assist control system (if equipped)
Have the vehicle inspected by your Toyota
dealer.
Warning messageDetails/Actions
(U.S.A.) (Canada)

5808-2. Steps to take in an emergency
SIENNA_OM_OM08013U_(U)
WARNING
■When using the compact spare tire
●Remember that the compact spare tire provided is specifically
designed for use with your vehicle. Do not use your compact spare tire
on another vehicle.
●Do not use more than one compact spare tire simultaneously.
●Replace the compact spare tire with a standard tire as soon as possi-
ble.
●Avoid sudden acceleration, abrupt steering, sudden braking and shift-
ing operations that cause sudden engine braking.
■When the compact spare tire is attached
The vehicle speed may not be correctly detected, and the following sys-
tems may not operate correctly:
Also, not only can the following system not be utilized fully, but it may
even negatively affect the drive-train components:
• AWD system (if equipped)
■Speed limit when using the compact spare tire
Do not drive at speeds in excess of 50 mph (80 km/h) when a compact
spare tire is installed on the vehicle.
The compact spare tire is not designed for driving at high speeds. Fail-
ure to observe this precaution may lead to an accident causing death or
serious injury.
■After using the tools and jack
Before driving, make sure all the tools and jack are securely in place in
their storage location to reduce the po ssibility of personal injury during a
collision or sudden braking.
■When stowing the flat tire
●Make sure the third seats are in their original position.
●Secure it using a tire strap. Otherwise, the flat tire may fly out in case
of sudden braking or an accident, resulting in death or serious injury.
• ABS & Brake assist
• VSC
•TRAC
• Dynamic radar cruise control (if equipped) • Cruise control (if equipped)
• PCS (if equipped)
• Navigation system (if equipped)

653Alphabetical index
SIENNA_OM_OM08013U_(U)
Alphabetical index
A/C .................................... 408, 417Air conditioning filter ............. 505
Front automatic air
conditioning system ............ 408
Rear automatic air
conditioning system ............ 417
ABS (Anti-lock Brake System) .................................. 293
Function ................................ 293
Warning light ......................... 542
Warning message ................. 553
Active head restraint ............... 150
Active Torque Control 4WD system ........................... 293
Function ................................ 293
Warning message ......... 557, 558
Air conditioning filter .............. 505
Air conditioning system
Air conditioning filter ............. 505
Front automatic air conditioning system ............ 408
Rear automatic air conditioning system ............ 417 Airbags ....................................... 36
Airbag operating
conditions ............................. 45
Airbag precautions for your child......................... 39
Airbag warning light .............. 542
Correct driving posture ........... 26
Curtain shield airbag operating conditions ............. 46
Curtain shield airbag precautions........................... 39
Front passenger occupant classification syst em ............ 50
General airbag
precautions........................... 39
Locations of airbags ............... 36
Modification and disposal of airbags ............... 44
Side and curtain shield airbags operating
conditions ............................. 46
Side and curtain shield airbags precautions .............. 39
SRS airbag instructions for Canadian owners .......... 637
SRS airbags ........................... 36
A

654Alphabetical index
SIENNA_OM_OM08013U_(U)
AlarmAlarm ...................................... 77
Warning buzzer..................... 541
Anchor brackets ........................ 60
Antenna Smart key system ................. 143
Radio .................................... 337
Anti-lock brake system
(ABS) ...................................... 293Function ................................ 293
Warning light ......................... 542
Warning message ................. 553
Approach warning ................... 268
Armrest ..................................... 444
Assist grips .............................. 445
Audio input
*............................ 323
Audio system
*......................... 318
Antenna ................................ 337
A/V input port
*
Audio input*.......................... 323
Audio visual input
*
AUX port/USB port*............. 323
Blu-ray Disc™
*
CD player*............................ 338
DVD disc
*
DVD player*
HDMI port*
iPod*.................................... 344
MP3/WMA disc
*................... 338
Optimal use
*........................ 335
Portable music player
*......... 353
Radio
*.................................. 336
Rear seat entertainment
system
*
Steering wheel audio switch
*............................... 321
USB memory
*...................... 348
Audio visual input
*
Automatic High Beam ............. 244 Warning message ................. 558
Automatic light control system .................................... 242 Automatic transaxle
Automatic transaxle .............. 233
If the shift lever cannot be
shifted from P ..................... 584
S mode ................................. 234
AUX port
*................................. 323
Auxiliary box ........................... 434
A/V input port
*
Back door ................................. 133
Back-up lights Replacing light bulbs ............ 526
Wattage ................................ 606
Battery Battery checking ................... 488
If the vehicle has discharged battery.............. 587
Preparing and checking before winter ...................... 313
Warning light......................... 541
Warning message................. 555
Blind Spot Monitor (BSM) ....... 305
Bluetooth
®
Audio system*...................... 365
Hands-free system
*
(for cellular phone) ............. 367
Bottle holder ............................ 432
Brake Fluid ...................................... 487
Parking brake ....................... 238
Warning light......................... 541
Warning message......... 554, 558
Brake assist ............................. 293
Break-in tips............................. 195
Brightness control Instrument light control ........... 89
BSM (Blind Spot Monitor) ....... 305 Blind Spot Monitor
function............................... 308
Rear Cross Traffic Alert function............................... 310
B

666Alphabetical index
SIENNA_OM_OM08013U_(U)
USB memory ............................ 348
USB port ................................... 323
Valet key ................................... 104
Vanity lightsVanity lights .......................... 439
Wattage ................................ 606
Vanity mirrors .......................... 439 Vanity lights .......................... 439
VDIM (Vehicle Dynamics
Integrated Management)....... 294
Vehicle data recordings .............. 9
Vehicle identification number ................................... 599
Vehicle stability control (VSC) ...................................... 293
Voice command system
*....... 401
VSC (Vehicle Stability Control) .................................. 293
Warning buzzers Brake system ....... ................. 541
Electric power steering system ......... ....................... 542
Key reminder ........................ 564
Low engine oil pressure ........ 541
Open door ............................. 543
Seat belt reminder ................ 543 Warning lights
ABS ...................................... 542
Brake system ....... ................. 541
Charging system................... 541
Electric power steering system .......... ...................... 542
Low engine oil pressure........ 541
Low fuel level ........................ 543
Malfunction indicator lamp .... 541
Master warning light ............. 543
Open door............................. 543
Pre-collision system.............. 542
Seat belt reminder light......... 543
Slip indicator light ................. 542
SRS airbags ......................... 542
Third seat warning light ........ 543
Tire pressure warning light ... 543
Warning messages.................. 550
Washer Checking............................... 491
Low washer fluid warning
message............................. 559
Preparing and checking
before winter ...................... 313
Switch ........................... 250, 254
Washing and waxing ............... 464
Weight Cargo capacity...................... 209
Load limits ............................ 598
Weight .................................. 598
Wheels ...................................... 503 Replacing wheels ................. 568
Size....................................... 604
Window glasses ..................... 184
Window lock switch ................ 184
U
V
W