Lexus LC 500, Manual

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6-3. Do-it-yourself maintenance
■
The tire pressure warning system
must be initialized in the following
circumstances:

When rotating the tires.
 When the tire inflation pressure is
changed when changing traveling
speed.

When the tire inflation pressure is
changed such as when changing tire
size. (When there are multiple spec-
ified pressures)

After registering the ID codes.
(

P.287)
When the tire pressure warning sys-
tem is initialized, the current tire infla-
tion pressure is set as the benchmark
pressure.
■
How to initialize the tire pressure
warning system
1 Park the vehicle in a safe place and
turn the engine switch off.
Initialization cannot be performed while
the vehicle is moving.
2
Adjust the tire inflation pressure to
the specified cold tire inflation
pressure level.
Make sure to adjust the tire pressure to the
specified cold tire inflation pressure level.
The tire pressure warning system will oper-
ate based on this pressure level.
3
Turn the engine switch to ON.
4
Press or of the meter con-
trol switches and select .
5 Press or of the meter con-
trol switches and select “Vehicle
Settings”, then press “OK”.
6 Press or of the meter con-
trol switches and select “TPWS
SET”, then press “OK”.
7
Press or of the meter con-
trol switches and select “Set tire
pressure”. Then press and hold
“OK” until the tire pressure warn-
ing light starts blinking.
A message is displayed on the multi-infor-
mation display. Also, “--” is displayed for
inflation pressure of each tire on the multi-
information display while the tire pressure
warning system determines the position.
8 Drive the vehicle at approximately
25mph (40 km/h) or more for
approximately 10 to 30 minutes.
When initialization is complete, the infla-
tion pressure of each tire will be displayed
on the multi-information display.
Depending on the vehicle and driving con-
ditions, initialization may take up to
approximately 1 hour to complete.
■ The initialization operation
● Make sure to carry out initialization after
adjusting the tire inflation pressure.
Also, make sure the tires are cold before
carrying out initialization or tire inflation
pressure adjustment.
● If you have accidentally turned the engine
Initializing the tire pressure
warning system