Page 803 of 872
803
6-1. Specifications
6
Vehicle specifications
SIENNA_OM_OM45483U_(U)
Cooling system
Ignition system
Capacity
Without towing package
11.0 qt. (10.4 L, 9.2 Imp.qt.)
With towing package 11.7 qt. (11.1 L, 9.8 Imp.qt.)
Coolant type Use either of the following. • “Toyota Super Long Life Coolant”
• A similar high-quality ethylene glycol-based non-sili-cate, non-amine, non-nitrite, and non-borate coolant
with long-life hybrid organic acid technology
Do not use plain water alone.
Spark plug
Make
Gap DENSO FK20HR11
0.043 in. (1.1 mm)
NOTICE
■
Iridium-tipped spark plugs
Use only iridium-tipped spark plugs. Do not adjust spark plug gap.
Page 821 of 872

821
6-1. Specifications
6
Vehicle specifications
SIENNA_OM_OM45483U_(U)
Glossary of tire terminology
Tire related termMeaning
Cold tire inflation pres-
sure 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 inflated
pressure to which a
tire may be inflated, s hown on the sidewall of
the tire
Recommended infla-
tion 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 vehi-
cle weight The sum of:
(a) Curb weight
(b) Accessory weight
(c) Vehicle capacity weight
(d) Production options weight
Page 859 of 872

859
Alphabetical index
SIENNA_OM_OM45483U_(U)
Electric power steering........... 331
Electronic key
If your electronic key
does not operate
properly .............................. 781
Emergency, in case of
If the back door opener is inoperative ........................... 86
If the electronic key
does not operate
properly .............................. 781
If the engine will not start...... 776
If the shift lever cannot be
shifted ................................ 778
If the vehicle has
discharged battery ............. 784
If the warning buzzer sounds... ........................... 743
If the warning light turns on .............................. 743
If the warning message is displayed ............................ 758
If you have a flat tire .... 759, 761
If you lose your keys............. 780
If you think something is wrong ................................. 741
If your vehicle becomes stuck................................... 793
If your vehicle has to be stopped in an emergency ................ 795
If your vehicle needs to be
towed ................................. 737
If your vehicle overheats ...... 790
Emergency flashers ................ 736 Engine
Accessory mode....................233
Compartment ........................673
Engine switch ................228, 231
Hood......................................669
How to start the engine .........................228, 231
Identification number .............799
If the engine will not start ......776
Ignition switch................228, 231
Overheating...........................790
Engine coolant
Capacity ................................803
Checking ...............................678
Preparing and checking before winter .......................369
Engine coolan t temperature
gauge ......................................246
Engine immobilizer system.....160
Engine oil Capacity ................................801
Checking ...............................674
Preparing and checking before winter .......................369
Engine switch ...................228, 231
EPS ............................................331
Event data recorder ...................27E