Lexus 2007 GS430 Quick Manual page 466

4-3. Do-it-yourself maintenance
How to initialize the tire pressure warning system
n
Park the vehicle in safe place and turn the engine switch to "OFF"
STEP 1
mode.
While the vehicle is moving, initialization is not performed.
Adjust the tire inflation pressure to the specified cold tire inflation
STEP 2
pressure level. ( P. 505)
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 engine switch to "IG-ON" mode.
STEP 3
STEP 4
Wait for a few minutes with the "IG-ON" mode, and then turn
STEP 5
engine switch to the "OFF" mode.
392
Push and hold the tire pressure
warning reset switch until the tire
pressure warning light blinks
slowly three times and the mes-
sage "PRESSURE
appears on the multi-information
display.
I n f o r ma t i o n P r o v i d e d b y :
INITIAL"