2022 TOYOTA SIENNA HYBRID towing

3244-5. Using the driving support systems
The Parking Support Brake can
be enabled/disabled on the
screen of the multi-information
display. All of the Parking Sup-
port Brake functions (static
objects and rear-crossing vehi-
cles) are enabled/disabled
simultaneously. (P.112)
When the Parking Support Brake is
disabled, the PKSB OFF indicator
( P.95) illuminates on the multi-
information display.
To re-enable the system, select
on the multi-information display,
select and turn it on.
If the system is disabled, it will
remain off even if the power switch
is turned to ON after the power
switch has been turned off.
WARNING
●When inspecting the vehicle
using a chassis roller, chassis
dynamo or free roller.
●When loading the vehicle onto a
boat, truck or other transport
vessel.
●If the suspension has been
modified or tires of a size other
than specified are installed.
●If the front of the vehicle is
raised or lowered due to the
carried load.
●When equipment that may
obstruct a sensor is installed,
such as a towing eyelet, bumper
protector (an additional trim
strip, etc.), bicycle carrier, or
snow plow.
●When using automatic car
washing devices.
●If the vehicle cannot be driven in
a stable manner, such as when
the vehicle has been in an acci-
dent or is malfunctioning.
●When the vehicle is driven in a
sporty manner or off-road.
●When the tires are not properly
inflated.
●When the tires are very worn.
●When tire chains, a compact
spare tire or an emergency tire
puncture repair kit are used.
NOTICE
■If “Parking Support Brake
Unavailable” is displayed on
the multi-information display
and the PKSB OFF indicator
illuminates
If this message is displayed
immediately after the power
switch is changed to ON, operate
the vehicle carefully, paying atten-
tion to your surroundings. It may
be necessary to drive the vehicle
for a certain amount of time
before the system returns to nor-
mal. (If the system does not return
to normal after dr iving for a while,
clean the sensors and their sur-
rounding area on the bumpers.)
Enabling/Disabling the
Parking Support Brake

4156-3. Do-it-yourself maintenance
6
Maintenance and care
■Engine oil consumption
A certain amount of engine oil will
be consumed while driving. In the
following situatio ns, oil consump-
tion may increase, and engine oil
may need to be ref illed in between
oil maintenance intervals.
●When the engine is new, for
example directly after purchasing
the vehicle or after replacing the
engine
●If low quality oil or oil of an inap-
propriate viscosity is used
●When driving at high engine
speeds or with a heavy load,
when towing, or when driving
while accelerating o r decelerating
frequently
●When leaving the engine idling for
a long time, or wh en driving fre-
quently through heavy traffic
■After changing the engine oil
The engine oil maintenance data
should be reset. Perform the follow-
ing procedures:
4.2-inch display
1 Press or of the meter
control switches to select on
the multi-information display.
2 Press or of the meter
control switches, select “Vehicle
Settings” and then press and
hold “OK”.
7-inch display
1 Press or of the meter
control switches to select on
the multi-information display.
2 Press or of the meter
control switches, select and
then press and hold “OK”.
3 Press or of the meter
control switch es, select “Oil Maintenance” and then press
“OK”.
4 Select “Yes” and press “OK”.
A message will be displayed on the
multi-informat ion display.
WARNING
■Used engine oil
●Used engine oil contains poten-
tially harmful contaminants
which may cause skin disorders
such as inflammation and skin
cancer, so care should be taken
to avoid prolonged and
repeated contact. To remove
used engine oil from your skin,
wash thoroughly with soap and
water.
●Dispose of used oil and filters
only in a safe and acceptable
manner. Do not dispose of used
oil and filters in h ousehold trash,
in sewers or onto the ground.
Call your Toyota dealer, service
station or auto parts store for
information concerning recy-
cling or disposal.
●Do not leave used engine oil
within the reach of children.
NOTICE
■To prevent serious engine
damage
Check the oil le vel on a regular
basis.
■When replacing the engine oil
●Be careful not to spill engine oil
on the vehicle components.
●Avoid overfilling, or the engine
could be damaged.
●Check the oil level on the dip-
stick every time you refill the
vehicle.

4607-2. Steps to take in an emergency
7-2.Steps to take in an emergency
If your vehicle needs
to be towed
If towing is necessary, we
recommend having your
vehicle towed by your
Toyota dealer or commer-
cial towing service, using a
wheel-lift type truck or flat-
bed truck.
Use a safety chain system
for all towing, and abide by
all state/provincial and local
laws.
2WD models: If towing your
vehicle with a wheel-lift type
truck from the front, the
vehicle’s rear wheels and
axles must be in good con-
ditions. (P.460, 461)
If they are damaged, use a
towing dolly or flatbed
truck.
AWD models: If towing your
vehicle with a wheel-lift type
truck, use a towing dolly.
( P.460, 461)
WARNING
Observe the following precau-
tions. Failure to do so may result
in death or serious injury.
■When towing the vehicle
2WD models: Be sure to transport
the vehicle with th e front wheels
raised or with all four wheels
raised off the ground. If the vehi-
cle is towed with th e front wheels
contacting the ground, the drive-
train and related parts may be
damaged or electricity generated
by the operation of the motor may
cause a fire to occur depending
on the nature of the damage or
malfunction.
AWD models: Be sure to transport
the vehicle with all four wheels
raised off the ground. If the vehi-
cle is towed with th e tires contact-
ing the ground, the drivetrain or
related parts may be damaged,
the vehicle may fly off the truck, or
electricity generated by the opera-
tion of the motor may cause a fire
to occur depending on the nature
of the damage or malfunction.

4617-2. Steps to take in an emergency
7
When trouble arises
The following may indicate a
problem with your transmission.
Contact your Toyota dealer or
commercial towing service
before towing.
The hybrid system warning
message is shown on the
multi-information display and
the vehicle does not move. 
The vehicle makes an abnor-
mal sound.
From the front (2WD models)
Release the parking brake.
Turn automatic mode off.
( P.246)
From the front (AWD models)
Use a towing dolly under the
rear wheels.
NOTICE
■To prevent damage to the
vehicle when towing using a
wheel-lift type truck
When raising the vehicle, ensure
adequate ground clearance for
towing at the opposite end of the
raised vehicle. Without adequate
clearance, the vehicle could be
damaged while being towed.
■To prevent damage to the
vehicle when towing with a
sling-type truck
Do not tow with a sling-type truck,
either from the front or rear.
■Recreational towing (behind
motor home, etc.)
Never dinghy tow your vehicle to
prevent causing serious damage
to the AWD system and transmis-
sion. ( P.232)
Situations when it is nec-
essary to contact dealers
before towing
Towing with a wheel-lift
type truck

4627-2. Steps to take in an emergency
From the rear
Use a towing dolly under the
front wheels.
When using a flatbed truck to
transport the vehicle, use tire
strapping belts. Refer to the
owner’s manual of the flatbed truck for the tire strapping
method.
In order to suppress vehicle
movement during transporta-
tion, set the parking brake and
turn the power switch off.
NOTICE
■Towing with a sling-type
truck
Do not tow with a sling-type truck
to prevent body damage.
2WD models
AWD models
Using a flatbed truck

4987-2. Steps to take in an emergency
1Install the spare tire and
loosely tighten each wheel
nut by hand by approximately
the same amount.
Turn the wheel nuts until the wash-
ers come into contact with the
disc wheel .
2Firmly tighten each wheel nut
two or three times in the
order shown in the illustra-
tion.
Tightening torque: 36.9 ft•lbf (50 N•m, 5.1 kgf•m)
3
Installing the cover.
NOTICE
■When replacing the tires
When removing or fitting the
wheels, tires or the tire pressure
warning valve and transmitter,
contact your Toyota dealer as the
tire pressure warning valve and
transmitter may be damaged if not
handled correctly.
Stowing the spare tire
A
B
:$51,1*
■When stowing the compact
spare tire
Be careful not to catch fingers or
other body parts between the
compact spare tire and the body
of the vehicle.

5137-2. Steps to take in an emergency
7
When trouble arises
1Stop the hybrid system. Set
the parking brake and shift
the shift lever to P.
2 Remove the mud, snow or
sand from around the stuck
tire.
3 Place wood, stones or some
other material to help provide
traction under the tires.
4 Restart the hybrid system
5 Shift the shift lever to D or R
and release the parking
brake. Then, while exercising
caution, depress the acceler-
ator pedal.
■When it is difficult to free the
vehicle
Press to turn off TRAC.
(  P.336)
If the vehicle becomes
stuck
Carry out the following pro-
cedures if the tires spin or
the vehicle becomes stuck
in mud, dirt or snow:
Recovering procedure
WARNING
■When attempting to free a
stuck vehicle
If you choose to push the vehicle
back and forth to free it, make
sure the surrounding area is clear
to avoid striking other vehicles,
objects or people. The vehicle
may also lunge forward or lunge
back suddenly as it becomes free.
Use extreme caution.
■When shifting the shift lever
Be careful not to shift the shift
lever with the accelerator pedal
depressed.
This may lead to unexpected
rapid acceleration of the vehicle
that may cause an accident
resulting in dea th or serious
injury.
NOTICE
■To avoid damaging the trans-
mission and other compo-
nents
●Avoid spinning the wheels and
depressing the accelerator
pedal more than necessary.
●If the vehicle remains stuck
even after these procedures are
performed, the vehicle may
require towing to be freed.

5168-1. Specifications
8-1.Specifications
Maintenance data (fuel, oil level, etc.)
Dimensions and weights
Overall length203.7 in. (5175 mm)*2
204.1 in. (5185 mm)*3
Overall width78.5 in. (1995 mm)
Overall height*1
68.5 in. (1740 mm)*5
69.7 in. (1770 mm)*6
70.3 in. (1785 mm)*7
Wheelbase120 in. (3060 mm)
Front tread67.7 in. (1720 mm)
Rear tread68.5 in. (1740 mm)
Vehicle capacity weight
(Occupants + luggage)
1190 lb (540 kg)*8
1235 lb (560 kg)*9
1255 lb (570 kg)*10
1375 lb (625 kg)*11
1420 lb (645 kg)*12
Trailer Weight Rating (TWR)
(Trailer weight + cargo weight)
(with towing package
*13)
3500 lb. (1585 kg)
*1:Unladen vehicle
*2:Except for AXLH40L-PNXSHA and AXLH45L-PNXSHA models*4
*3:For AXLH40L-PNXSHA and AXLH45L-PNXSHA models*4
*4:The model code is indicated on the Certification Label. For det ails, see
“Vehicle identification” below.
*5:Vehicles without roof rails
*6:Vehicles with roof rails e xcept for AXLH45L-PNXXHA model*4 with
open tray light