Lexus ES: System Description

Wiper speed regulation

Maintains the default speed of the wipers even when the supply voltage or resistance changes.

Door open linked wiper suspend function*2

Stops the front wipers when the windshield wiper switch assembly is in the AUTO position, the shift lever is in P and the driver door or front passenger door is open.

Wiper speed HI to LO transition control

Smoothly controls the change in speed of the wipers when the wiper speed is switched from HI to LO.

Service position control

Stops the wipers at the top of their stroke when the windshield wiper switch assembly is held in the MIST position for 2 seconds or more within approximately 45 seconds of turning the engine switch off.

Engine hood interference damage reduction function

Self locking control

Holds the wipers in the park position when the engine switch is on (IG).

Protection mode

MIST function

Operates the wipers in the LO setting when the windshield wiper switch assembly is held in the MIST position.

Auto operation*2

Operates the wipers as requested by the rain sensor when the windshield wiper switch assembly is in the AUTO position.

Vehicle speed linked wiper intermittent operation control

Controls the delay of the wipers when the windshield wiper switch assembly is set to the AUTO*2 or INT*3 position.

Washer cooperation

NOTICE:

If the washer switch is operated for approximately 40 seconds or more, operation of the washers is stopped to prevent burnout of the windshield washer motor, and the wipers return to the parked position.

Drip prevention wiper function

Approximately 3 seconds after washer cooperation completes, operates the wipers for 1 cycle to remove any washer fluid that has dripped out.

HINT:

This function only operates when the vehicle is stationary and will stop operating at a vehicle speed of approximately 5 km/h (3 mph) or more.

Vehicle stopped wiper control

If the vehicle is stopped and the windshield wiper switch assembly is switched to the LO setting, the wipers operate for 3 cycles and automatically enters intermittent operation with approximately 2.5 seconds intervals.

Washer fluid level low warning

Displays "Windshield Washer Fluid Low" on the multi-information display in the combination meter assembly when the washer fluid level is low.

Wiper system warning

Displays "Wiper System Malfunction Visit Your Dealer" on the multi-information display in the combination meter assembly when the wiper system is malfunctioning.