
SIENNA_OM_OM08013U_(U)
832. Instrument cluster
2
Instrument cluster
Warning  lights  inform  the  driver  of malfunctions  in  the  indicated  vehi-
cle’s systems.
Warning lights
*1
(U.S.A.)
Brake system warning 
light ( P. 541)
*1Electric power steering 
system warning light 
(P. 542)
*1
(Canada)
Brake system warning 
light ( P. 541)
*1, 2, 3
Pre-collision system 
warning light ( P. 542)
*1, 2Charging system 
warning light (P. 541)*1
Slip indicator ( P. 542)
*1, 2Low engine oil pressure 
warning light
 (P. 541)
*2Open door warning light 
( P. 543)
*1
(U.S.A.)
Malfunction indicator 
lamp ( P. 541) Low fuel level warning 
light (
P. 543)
*1
(Canada)
Malfunction indicator 
lamp ( P. 541) Seat belt reminder light 
(
P. 543)
*1SRS warning light 
(P. 542)*1Master warning light 
(P. 543)
*1
(U.S.A.)
ABS warning light 
(P. 542)
*1
Tire pressure warning 
light ( P. 543)
*1
(Canada)
ABS warning light 
(P. 542)
*2
Third seat warning light 
(P. 543) 

466
SIENNA_OM_OM08013U_(U)
7-1. Maintenance and care
NOTICE
■To prevent paint deterioration and  corrosion on the body and compo-
nents (aluminum wheels etc.)
● Wash the vehicle immediately in the following cases:
• After driving near the sea coast
• After driving on salted roads
• If coal tar or tree sap is present on the paint surface
• If you see dead insects, insect droppings or bird droppings on the paint
• After  driving in an  area  contaminated  with  soot,  oily  smoke,  mine  dust,
iron powder or chemical substances
• If the vehicle becomes heavily soiled in dust or mud
• If liquids such as benzene and gasoline are spilled on the paint surface
● If the paint is chipped or scratched, have it repaired immediately.
● To prevent the wheels from corroding, remove any dirt and store in a place
with low humidity when storing wheels.
■ Cleaning the exterior lights
●Wash carefully. Do not use organic substances or scrub with a hard brush. 
This may damage the surface of the lights.
● Do not apply wax on the surfaces of the lights.
Wax may cause damage to the lenses.
■ When using an automatic car wash  (vehicles with rain-sensing wind-
shield wipers)
Set the wiper switch to the off position. If the wiper switch is in “AUTO”, the
wipers may operate and the wiper blades may be damaged.
■ When using a high pressure car wash
Do  not  bring  the  nozzle  tip  close  to  boots  (rubber  or  resin  manufactured
cover), connectors or the following parts. The parts may be damaged if they
come into contact with high-pressure water.
• Traction related parts
• Steering parts
• Suspension parts
• Brake parts 

477
SIENNA_OM_OM08013U_(U)
7-3. Do-it-yourself maintenance
7
Maintenance and care
Do-it-yourself ser vice precautions
If you perform maintenance yourself, be sure to follow the cor-
rect procedure as given in these sections.
ItemsParts and tools
Battery condition 
(P. 488)• Warm water• Baking soda• Grease
• Conventional wrench (for terminal clamp bolts)
Brake fluid level 
(P. 487)• FMVSS No.116 DOT 3 or SAE J1703 brake fluid
• Rag or paper towel
• Funnel (used only for adding brake fluid)
Engine coolant 
level ( P. 485)
• “Toyota  Super  Long  Life  Coolant”  or  similar  high
quality  ethylene  glycol  based  non-silicate,  non-
amine,  non-nitrite  and  non-borate  coolant  with  long-
life hybrid organic acid technology. 
For the U.S.A.:
“Toyota  Super  Long  Life  Coolant”  is  pre-mixed  with
50% coolant and 50% deionized water.
For Canada:
“Toyota  Super  Long  Life  Coolant”  is  pre-mixed  with
55% coolant and 45% deionized water.
• Funnel (used only for adding engine coolant)
Engine oil level 
(P. 483)• “Toyota Genuine Motor Oil” or equivalent
• Rag or paper towel
• Funnel (used only for adding engine oil)
Fuses ( P. 510)• Fuse with same amperage rating as original
Light bulbs 
(P. 513)
• Bulb  with  same  number  and  wattage  rating  as  origi-
nal
• Phillips-head screwdriver
• Flathead screwdriver• Wrench
Radiator  and  con-
denser ( P. 487)
Tire inflation 
pressure 
( P. 500)• Tire pressure gauge
• Compressed air source
Washer fluid 
(P. 491)• Water  or  washer  fluid  containing  antifreeze  (for  win-
ter use)
• Funnel (used only for adding water or washer fluid) 

541
SIENNA_OM_OM08013U_(U)
8
When trouble arises
8-2. Steps to take in an emergency
If a warning light turns on or a warning 
buzzer sounds
Calmly perform the following actions if any of the warning lights
comes on or flashes. If a light comes on or flashes, but then
goes off, this does not necessarily indicate a malfunction in the
system. However, if this continues to occur, have the vehicle
inspected by your Toyota dealer.
Warning light and warning buzzer list
Warning lightWarning light/Details/Actions
(U.S.A.)
(Canada)
Brake system warning light (warning buzzer)*1
Indicates that:
• The brake fluid level is low; or
• The brake system is malfunctioning This  light  also  comes  on  when  the  parking  brake  is  not
released.  If  the  light  turns  off  after  the  parking  brake  is
fully released the system is operating normally.
 Immediately stop the vehicle in a safe place and con-
tact your Toyota dealer. Continuing to drive the vehi-
cle may be dangerous.
Charging system warning light*2
Indicates a malfunction in the vehicle’s charging system
 Immediately stop the vehicle in a safe place and con-
tact your Toyota dealer.
Low engine oil pressure warning light (warning
buzzer)
*2
Indicates that the engine oil pressure is too low.
 Immediately stop the vehicle in a safe place and con-
tact your Toyota dealer.
(U.S.A.)
(Canada)
Malfunction indicator lamp Indicates a malfunction in:
• The electronic engine control system;
• The electronic throttle control system;
• The electronic automatic transaxle control system
 Have the vehicle inspected by your Toyota dealer
immediately. 

616
SIENNA_OM_OM08013U_(U)
9-1. Specifications
Glossary of tire terminology
Tire related termMeaning
Cold tire inflation 
pressure Tire  pressure  when  the  vehicle  has  been
parked  for  three  hours  or  more,  or  has  not
been driven more than 1 mile or 1.5 km under
that condition
Maximum inflation 
pressure The  maximum  cold  inflat
ed  pressure  to  which
a  tire  may  be  inflated,  shown  on  the  sidewall
of the tire
Recommended 
inflation pressure Cold tire inflation pressure recommended by a
manufacturer
Accessory weight The combined weight (in excess of those stan-
dard  items  which  may  be  replaced)  of  auto-
matic  transmission,  power  steering,  power
brakes,  power  windows,  power  seats,  radio
and  heater,  to  the  extent
  that  these  items  are
available  as  factory-installed  equipment
(whether installed or not)
Curb weight The  weight  of  a  motor  vehicle  with  standard
equipment, including the maximum capacity of
fuel,  oil  and  coolant,  and  if  so  equipped,  air
conditioning  and  additional  weight  optional
engine
Maximum loaded 
vehicle weight The sum of:
(a) Curb weight
(b) Accessory weight
(c) Vehicle capacity weight
(d) Production options weight
Normal occupant 
weight 150 lb. (68 kg) times the number of occupants
specified  in  the  second  column  of  Table  1
*
that follows
Occupant distribution Distribution of occupants in a vehicle as speci-
fied in the third column of Table 1
* below
Production options 
weight The  combined  weight  of  installed  regular  pro-
duction options weighing over 5 lb. (2.3 kg) in
excess  of  the  standard  items  which  they
replace,  not  previously  considered  in  curb
weight  or  accessory  weight,  including  heavy
duty  brakes,  ride  levelers,  roof  rack,  heavy
duty battery, and special trim 

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
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