Operating the wiper lever
Operating the
switch operates the
rear wiper as follows:
(U.S.A.) or
(Canada)
Off
(U.S.A.) or
(Canada)
Intermittent operation
(U.S.A.) or
(Canada)
Normal operation

Washer/wiper
dual operation
Pushing the lever operates the wiper and washer.
The wiper will automatically operate a couple of times after the washer squirts.

■ The rear window wiper and washer can be operated when The power switch is in ON mode.
■ If no washer fluid sprays Check that the washer nozzle is not blocked if there is washer fluid in the washer fluid tank.
NOTICE
■ When the rear window is dry Do not use the wiper, as it may damage the rear window.
■ 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.
Windshield wipers and
washer
RefuelingLexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Washer Nozzle(for Front Side): On-vehicle Inspection
ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT WASHER NOZZLE SUB-ASSEMBLY (a) Operate the washer nozzle sub-assemblies and check the position that the washer fluid contacts the windshield. Standard: Center of washer fluid contacts the windshield in the areas shown in the illustration. *a Upper Li ...
Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Vacuum Warning Switch: On-vehicle Inspection
ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT BRAKE FLUID LEVEL IN RESERVOIR Click here 2. INSPECT BRAKE BOOSTER ASSEMBLY Click here 3. REMOVE FRONT WIPER MOTOR AND LINK ASSEMBLY Click here 4. REMOVE OUTER COWL TOP PANEL SUB-ASSEMBLY Click here 5. INSPECT VACUUM WARNING SWITCH ASSEMBLY (a) St ...