Lexus NX300h Owner's Manual page 341

pressure warning valves and transmit-
ters must also be installed.
When new tire pressure warning
valves and transmitters are installed,
new ID codes must be registered in the
tire pressure warning computer and
the tire pressure warning system must
be initialized. Have tire pressure warn-
ing valve and transmitter ID codes reg-
istered by your Lexus dealer.
(→P.343)
■ When replacing the tires and wheels
If the ID code of the tire pressure warning
valve and transmitter is not registered, the
tire pressure warning system will not work
properly. After driving for about 20 min-
utes, the tire pressure warning light blinks
for 1 minute and stays on to indicate a sys-
tem malfunction.
NOTICE
Repairing or replacing tires, wheels,
■
tire pressure warning valves, trans-
mitters and tire valve caps
When removing or fitting the wheels,
●
tires or the tire pressure warning
valves and transmitters, contact your
Lexus dealer as the tire pressure warn-
ing valves and transmitters may be
damaged if not handled correctly.
Make sure to install the tire valve caps.
●
If the tire valve caps are not installed,
water could enter the tire pressure
warning valves and the tire pressure
warning valves could be bound.
● When replacing tire valve caps, do not
use tire valve caps other than those
specified. The cap may become stuck.
LEXUS NX300h
al_USA_OM78212U
Owners Manu-
6-3. Do-it-yourself maintenance
■ To avoid damage to the tire pressure
warning valves and transmitters
When a tire is repaired with liquid seal-
ants, the tire pressure warning valve and
transmitter may not operate properly. If a
liquid sealant is used, contact your Lexus
dealer or other qualified service shop as
soon as possible. After use of liquid seal-
ant, make sure to replace the tire pres-
sure warning valve and transmitter when
repairing or replacing the tire. (→P.338,
345)
Initializing the tire pressure
warning system
The tire pressure warning system
■
must be initialized in the following
circumstances:
 When adjusting the tire inflation
pressure
 When the tire inflation pressure is
changed such as when changing
traveling speed.
 When rotating the tires
 When changing the tire.
When the tire pressure warning system
is initialized, the current tire inflation
pressure is set as the benchmark pres-
sure.
How to initialize the tire pressure
■
warning system
1
Park the vehicle in a safe place and
turn the power switch off.
Initialization cannot be performed while
the vehicle is moving.
2
Adjust the tire inflation pressure to
the specified cold tire inflation pres-
sure level.
Make sure to adjust the tire pressure to the
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