Toyota SIENNA 2022 Manual page 497

WARNING
● Do not use more than one com-
pact spare tire simultaneously.
● Replace the compact spare tire
with a standard tire as soon as
possible.
● Avoid sudden acceleration,
abrupt steering, sudden brak-
ing and shifting operations that
cause sudden engine braking.
■ When the compact spare tire
is attached
The vehicle speed may not be
correctly detected, and the follow-
ing systems may not operate cor-
rectly:
• ABS & Brake assist
• VSC/Trailer Sway Control
• TRAC
• Dynamic radar cruise control
with full-speed range
• PCS (Pre-Collision System)
• EPS
• LTA (Lane Tracing Assist)
• Tire pressure warning system
• AHB (Automatic High Beam)
• BSM (Blind Spot Monitor) (if
equipped)
• Rear view monitor system (if
equipped)
• Panoramic view monitor (if
equipped)
• Toyota parking assist monitor (if
equipped)
• Intuitive parking assist (if
equipped)
• PKSB (Parking Support Brake)
(if equipped)
7-2. Steps to take in an emergency
• Navigation system (if equipped)
Also, not only can the following
system not be utilized fully, but it
may actually negatively affect the
drive-train components:
• E-Four (Electronic On-Demand
AWD system) (AWD models)
■ Speed limit when using the
compact spare tire
Do not drive at speeds in excess
of 50 mph (80 km/h) when a com-
pact spare tire is installed on the
vehicle.
The compact spare tire is not
designed for driving at high
speeds. Failure to observe this
precaution may lead to an acci-
dent 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 possibility of personal
injury during a collision or sudden
braking.
NOTICE
■ Be careful when driving over
bumps with the compact
spare tire installed on the
vehicle
The vehicle height may become
lower when driving with the com-
pact spare tire compared to when
driving 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 com-
pact spare tire.
Tire chains may damage the vehi-
cle body and adversely affect driv-
ing performance.
497
7