Lexus 2007 GS430 Quick Manual page 475

Inspection and adjustment procedure
n
Remove the tire valve cap.
STEP 1
Press the tip of the tire pressure gauge onto the tire valve.
STEP 2
Read the pressure using the graduations of the gauge.
STEP 3
If the tire inflation pressure is not within the recommended lev-
STEP 4
els, adjust tire pressure.
If you add too much air, press the center of the valve to lower.
After completing the tire inflation pressure measurement and
STEP 5
adjustment, apply soapy water to the valve and check for leak-
age.
Reinstall the tire valve cap.
STEP 6
.
Tire inflation pressure check interval
n
You should check tire inflation pressure every two weeks, or at least once a month.
If equipped, do not forget to check the spare.
4-3. Do-it-yourself maintenance
Tire valve
Tire pressure gauge
I n f o r ma t i o n P r o v i d e d b y :
4
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