Toyota SIENNA 2022 Manual page 427

NOTICE
■ To avoid damage to the tire
pressure warning valves and
transmitters (vehicles without
spare tire)
When a tire is repaired with liquid
sealants, the tire pressure warn-
ing valve and transmitter may not
operate properly. If a liquid seal-
ant is used, contact your Toyota
dealer as soon as possible. After
use of liquid sealant, make sure to
replace the tire pressure warning
valve and transmitter when repair-
ing or replacing the tire. (P.426)
Initializing the tire pres-
sure warning system
The tire pressure warning
■
system must be initialized
in the following circum-
stances:
 When rotating the tires.
 When changing the tire.
 After registering the ID codes.
(P.430)
 When changing between two
registered wheel sets.
When the tire pressure warning
system is initialized, the current
tire inflation pressure is set as
the benchmark pressure.
How to initialize the tire
■
pressure warning system
With 4.2-inch display

1
Park the vehicle in a safe
place and stop the hybrid
system for 20 minutes or
more.
6-3. Do-it-yourself maintenance
Initialization cannot be performed
while the vehicle is moving.
2
Adjust the tire inflation pres-
sure to the specified cold tire
inflation pressure level.
(P.523)
Make sure to adjust the tire pres-
sure to the specified cold tire infla-
tion pressure level. The tire
pressure warning system will oper-
ate based on this pressure level.
3
Start the hybrid system.
4
Press
control switches on the steer-
ing wheel and select
OK
5
Press
control switches, select
"Vehicle Settings" and then
press and hold "OK".
6
Press
control switches, select
"TPWS Setting" and then
press "OK".
7
Press
control switches, select the
"Setting Pressure". Then
press and hold "OK".
"Setting Pressure" will be dis-
played on the multi-information dis-
play and the tire pressure warning
light will blink 3 times.
or of the meter
.
or of the meter
or of the meter
or of the meter
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