Lexus LX 570 Owner's Manual page 251

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4-3. Operating the lights and wipers

The windshield wiper and washer can be operated when

The engine switch is in IGNITION ON mode.

Raindrop sensor

The raindrop sensor judges the amount of

An optical sensor is adopted. It may not oper-

ate properly when sunlight from the rising or

setting of the sun intermittently strikes the

windshield, or if bugs etc. are present on the

If the wiper switch is turned to the "AUTO" position while the engine switch is in IGNI-

TION ON mode, the wipers will operate once to show that "AUTO" mode is activated.

When the sensor sensitivity ring is turned toward high while in "AUTO" mode, the wip-

ers will operate once to indicate that the sensor sensitivity is enhanced.

If the temperature of the rain drop sensor is 85C (185F) or higher, or -30C (-22F)

or lower, automatic operation may not occur. In this case, operate the wipers in any

mode other than "AUTO"

Washer nozzle heaters (if equipped)

The washer nozzle heaters operate when the outside temperature is 5C (41F) or less

and the engine switch is in IGNITION ON mode.

If no windshield washer fluid sprays

Check that the washer nozzles are not blocked if there is washer fluid in the windshield

washer fluid reservoir.

LX570_450d_OM_OM60R63E_(GE)