2010 TOYOTA SIENNA tow

When trouble arises5
495
5-1. Essential informationIf your vehicle needs to be towed ........................ 496
If you think something is wrong ......................... 500
Fuel pump shut off system ........................... 501
Event data recorder ......... 502 5-2. Steps to take in an
emergency
If a warning light turns on or a warning buzzer
sounds... ....................... 504
If you have a flat tire (vehicles with
run-flat tires)................... 515
If you have a flat tire (vehicles with
standard tires) ................ 516
If the engine will not start ................................ 529
If the shift lever cannot be shifted from P............ 530
If you lose your keys/ wireless remote control
transmitter ...................... 531
If the battery is discharged ..................... 532
If your vehicle overheats ....................... 536
If the vehicle becomes stuck .............................. 539

496
5-1. Essential information
If your vehicle needs to be towed
Before towingThe following may indicate a problem with your transmission. Contact
your Toyota dealer before towing.
● The engine is running, but the vehicle will not move.
● The vehicle makes an abnormal sound.
If towing is necessary, we recommend having your vehicle towed by
your Toyota dealer or a commerci al towing service, using a lift-type
truck or a flat bed truck.
Use a safety chain system for all to wing, and abide by all state/pro-
vincial and local laws.
2WD models only: If towing from th e front, the vehicle's rear wheels
and axles must be in good condition. ( P. 497)
If they are damaged, use a towing dolly or flat bed truck.

5
When trouble arises
497
5-1. Essential information
Towing with a sling-type truck
Towing with a wheel-lift type truck from the front
2WD models Release the parking brake.
NOTICE
■To prevent body damage
Do not tow with a sling-type truck, either from the front or rear.

498 5-1. Essential information
AWD modelsUse a towing dolly under the rear
wheels.
Towing with a wheel-lift type truck from the rear
Use a towing dolly under the
front wheels.
NOTICE
■To prevent damaging the vehicle
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 causing serious damage to the transmission (AWD models)
Never tow this vehicle from the front with the rear wheels on the ground.
NOTICE
■ To prevent causing serious damage to the transmission
Never tow this vehicle from the rear with the front wheels on the ground.

5
When trouble arises
523
5-2. Steps to take in an emergency
Lower the vehicle.
Firmly tighten each nut two or
three times in the order shown in
the illustration.
Tightening torque:
76 ft•lbf (103 N•m, 10.5 kgf•m)
Stow the flat tire, tire jack and all tools.
Stowing the flat tire
Wrap the flat tire in the tire bag
and stow temporarily in the lug-
gage compartment.
STEP3
STEP4
STEP5

524 5-2. Steps to take in an emergency
■When reinstalling the wheel ornament (vehicles with a steel wheel)
■When stowing the adapter socket (Type A only)
Insert the bag with the fold portion facing downward.
■The compact spare tire
●The compact spare tire is identified by the label “TEMPORARY USE
ONLY” on the tire sidewall.
Use the compact spare tire temporarily only in an emergency.
●Make sure to check the tire pressure of the compact spare tire.
( P. 548)
■If you have a flat front tire on a road covered with snow or ice
Install the compact spare tire on the rear of the vehicle. Perform the fol-
lowing steps and fit tire chains to the front tires.
Replace a rear tire with the compact spare tire.
Replace the flat front tire with the tire removed from the rear of
the vehicle.
Fit tire chains to the front tires.
■After completing the tire change
The tire pressure warnin g system must be reset. ( P. 455)
■When using the compact spare tire
As the compact spare tire is not equipped with the tire pressure warning
valve and transmitter, low inflation pressure of the spare tire will not be
warned. Also, if you replace the compac t spare tire after the tire pressure
warning light comes on, the light remains on.
Align the cutout of the wheel ornament
with the valve stem as shown.
STEP1
STEP2
STEP3

528 5-2. Steps to take in an emergency
NOTICE
■When loosening or tightening the spare tire clamp bolt (type A
only)
Do not use an impact wrench. Use the adapter socket and jack handle.
■Do not drive the vehicle with a flat tire
Do not continue driving with a flat tire.
Driving even a short distance with a flat tire can damage the tire and the
wheel beyond repair.
■Be careful when driving over bumps with the compact spare tire
installed on the vehicle
The vehicle becomes lower when driving with the compact spare tire
compared to when drivin g with standard tires. Be careful when driving
over uneven road surfaces.
■Driving with tire chains and the compact spare tire
Do not fit tire chains to the compact spare tire.
Tire chains may damage the vehicle body and adversely affect driving
performance.
■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.
■To avoid damaging the tire pressure warning valves and transmit-
ters
Do not use liquid sealants on flat tires.
■After taking out or stowing the spare tire (type A only)
Make sure to secure the tire carrier by tightening the clamp bolt to pre-
vent the holding bracket from hitting the under body of the vehicle during
driving.
■Using the tire carrier
●As the tire carrier is designed for use with the compact spare tire, it
cannot be used with standard tires.
●If the spare tire is flat, do not use th e tire carrier, as the tire may not be
held securely.

5
When trouble arises
539
5-2. Steps to take in an emergency
If the vehicle becomes stuck
CAUTION
■When attempting to free a stuck vehicle
If you choose to rock the vehicle back and forth to free it, make sure the sur-
rounding area is clear, to avoid striking other vehicles, objects or persons.
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 and result in death or serious injury.
NOTICE
■To avoid damaging the transmission and other components
●Avoid spinning the wheels and do not rev the engine.
● If the vehicle remains stuck after trying these procedures, the vehicle may
require towing to be freed.
Carry out the following procedures if the tires spin or the vehicle
becomes stuck in mud, dirt, or snow.
Stop the engine. Set the parking brake and put the shift
lever in P.
Remove the mud, snow, or sand from around the stuck tire.
Place wood, stones or some other material to help provide
traction under the tires.
Restart the engine.
Shift the shift lever to the D or R position and carefully apply
the accelerator to free the vehicle.
2WD models only: Turn off TRAC if this function is hampering
your attempts to free the vehicle. (P. 216)
STEP1
STEP2
STEP3
STEP4
STEP5