Lexus GS450h Owner's Manual page 418

418
6-3. Do-it-yourself maintenance
◆
Installing tire pressure warning valves and transmitters
When replacing tires or wheels, tire pressure warning valves and transmitters
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 warning valve
and transmitter ID codes registered by any authorized Lexus retailer or Lexus
authorized repairer, or any reliable repairer. (P. 419)
◆
Initializing the tire pressure warning system
The tire pressure warning system must be initialized in the following circum-
■
stances:
When rotating the tires.
●
When the tire inflation pressure is changed such as when changing travel-
●
ing speed.
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
■
Park the vehicle in a safe place and turn the power switch off.
1
Initialization cannot be performed while the vehicle is moving.
Adjust the tire inflation pressure to the specified cold tire inflation pressure
2
level. (P. 555)
Make sure to adjust the tire pressure to the specified cold tire inflation pressure
level. The tire pressure warning system will operate based on this pressure level.
Turn the power switch to ON mode.
3
Press
4
Press
5
Then press
GS450h_300h_OM_OM30F92E_(EE)
or on the meter control switch and select
or on the meter control switch and select "Vehicle Settings".
.
.