Lexus GS460 Owner's Manual page 462

4-3. Do-it-yourself maintenance
Washer fluid
CAUTION
When refilling the washer fluid
■
Do not refill the washer fluid when the engine is hot or running, as the washer fluid
contains alcohol and may catch the fire if spilled on the engine etc.
NOTICE
Do not use any fluid other than washer fluid
■
Do not use soapy water or engine antifreeze instead of washer fluid.
Doing so may cause streaking on the vehicle' s painted surfaces.
Diluting washer fluid
■
Dilute washer fluid with water as necessary. 
Refer to the freezing temperatures listed on the washer fluid tank.
462
GS_G_U (OM30C11U)
September 18, 2015 8:38 am
If any washer does not work or the
warning message appears on the
multi-information display,
washer tank may be empty. Add
washer fluid.
the