Lexus RX Owners Manual (RX450h): Windshield wipers and washer

Operating the wiper lever

Operating the lever operates the wipers or washer as follows.

When "AUTO" is selected, the wipers will operate automatically when the sensor detects falling rain. The system automatically adjusts wiper timing in accordance with rain volume and vehicle speed.

The sensor sensitivity can be adjusted when "AUTO" is selected.

  1. (U.S.A.) or (Canada) Off

  2. Rain-sensing operation

  3. (U.S.A.) or (Canada) Low speed operation

  4. (U.S.A.) or (Canada) High speed operation

  5. (U.S.A.) or (Canada) Temporary operation

Lexus RX. Operating the lights and wipers

  1. Increases the sensitivity
  2. Decreases the sensitivity

Lexus RX. Operating the lights and wipers

  1. Washer/wiper dual operation

Pulling the lever operates the wipers and washer.

The wipers will automatically operate a couple of times after the washer squirts.

Vehicles with headlight cleaners: When the power switch is in ON mode and the headlights are on, if the lever is pulled, the headlight cleaners will operate once. After this, the headlight cleaners will operate every 5th time the lever is pulled.

Lexus RX. Operating the lights and wipers

■ The windshield wipers and washer can be operated when The power switch is in ON mode.

■ Dripping prevention wiper sweep After washing and wiping operation several times, the wipers operate one more time after a short delay to prevent dripping. However, this function will not operate while driving.

■ Effects of vehicle speed on wiper operation Vehicle speed affects the Intermittent wiper interval.

■ Raindrop sensor

  • The raindrop sensor judges the amount of raindrops.

    An optical sensor is adopted. It may not operate properly when sunlight from the rising or setting of the sun intermittently strikes the windshield, or if bugs, etc. are present on the windshield.

Lexus RX. Operating the lights and wipers

  • If the wiper switch is turned to the "AUTO" position while the power switch is in 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" position, the wipers will operate once to indicate that the sensor sensitivity is enhanced.
  • If the temperature of the raindrop sensor is 194ºF (90ºC) or higher, or 5ºF (-15ºC) or lower, automatic operation may not occur. In this case, operate the wipers in any mode other than AUTO mode.

■ If no windshield washer fluid sprays Check that the washer nozzles are not blocked if there is washer fluid in the washer fluid tank.

■ Front door opening linked windshield wiper stop function When "AUTO" is selected and the windshield wipers are operating, if a front door is opened, the operation of the windshield wipers will be stopped to prevent anyone near the vehicle from being sprayed by water from the wipers, provided the vehicle is stopped with the parking brake applied or the shift lever in P. When the front door is closed, wiper operation will resume.

■ Customization Some functions can be customized.

WARNING

■ Caution regarding the use of windshield wipers in AUTO mode The windshield wipers may operate unexpectedly if the sensor is touched or the windshield is subject to vibration in AUTO mode. Take care that your fingers, etc. do not become caught in the windshield wipers.

■ Caution regarding the use of washer fluid When it is cold, do not use the washer fluid until the windshield becomes warm. The fluid may freeze on the windshield and cause low visibility. This may lead to an accident, resulting in death or serious injury.

NOTICE

■When the windshield is dry Do not use the wipers, as they may damage the windshield.

■ When the washer fluid tank is empty Do not operate the switch continually as the washer fluid pump may overheat.

■When a nozzle becomes blocked In this case, contact your Lexus dealer.

Do not try to clear it with a pin or other object. The nozzle will be damaged.

Changing the windshield wiper rest position/Lifting the windshield wipers

When the windshield wipers are not being used, they retract to below the hood.

To enable the windshield wipers to be lifted when parking in cold conditions or when replacing a windshield wiper insert, change the rest position of the windshield wipers to the service position using the wiper lever.

■ Raising the wipers to the service position Within approximately 40 seconds of turning the power switch off, move the wiper lever to the (U.S.A.) or (Canada) position and hold it for approximately 2 seconds or more.

The wipers will move to the service position.

Lexus RX. Operating the lights and wipers

■ Lifting the windshield wipers While holding the hook portion of the wiper arm, lift the windshield wiper from the windshield.

Lexus RX. Operating the lights and wipers

■ Lowering the windshield wipers to the retracted position With the windshield wipers placed on the windshield, turn the power switch to ON mode and then move the wiper lever to an operating position. When the wiper switch is turned off, the windshield wipers will stop at the retracted position.

NOTICE

■When lifting the windshield wipers

  • Do not lift the windshield wipers when they are in the retracted position below the hood. Otherwise, they may contact the hood, possibly resulting in damage to a windshield wiper and/or the hood.
  • Do not lift a windshield wiper by the wiper blade. Otherwise, the wiper blade may be deformed.

Lexus RX. Operating the lights and wipers

  • Do not operate the wiper lever when the windshield wipers are lifted. Otherwise, the windshield wipers may contact the hood, possibly resulting in damage to the windshield wipers and/or hood.
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    Lexus RX Owners Manual (RX450h)

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