Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual: Inspection

INSPECTION

PROCEDURE

1. INSPECT WINDSHIELD WIPER SWITCH ASSEMBLY

(a) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Front Washer Switch

Tester Connection

Condition

Specified Condition

J33-4 (EW) - J33-7 (WF)

ON

Below 1 Ω

J31-5 (WR) - J31-10 (+B2)

J33-4 (EW) - J33-7 (WF)

OFF

10 kΩ or higher

J31-5 (WR) - J31-10 (+B2)

Rear Wiper Switch

Tester Connection

Condition

Specified Condition

J33-2 (C1R) - J33-4 (EW)

OFF

10 kΩ or higher

J33-3 (+1R) - J33-4 (EW)

J33-2 (C1R) - J33-4 (EW)

INT

Below 1 Ω

J33-3 (+1R) - J33-4 (EW)

ON

Rear Washer Switch

Tester Connection

Condition

Specified Condition

J33-4 (EW) - J31-5 (WR)

ON

Below 1 Ω

J33-7 (WF) - J31-10 (+B2)

J33-4 (EW) - J31-5 (WR)

OFF

10 kΩ or higher

J33-7 (WF) - J31-10 (+B2)

If the result is not as specified, replace the windshield wiper switch assembly.

*A

w/ Auto Wiper System

*B

w/o Auto Wiper System

*a

Component without harness connected

(Windshield Wiper Switch Assembly)

    On-vehicle Inspection
    ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT WINDSHIELD WIPER SWITCH ASSEMBLY (a) Check the front washer operation. (1) Connect a voltmeter positive (+) lead to terminal J31-5 (WR) and a negative (-) ...

    Removal
    REMOVAL PROCEDURE 1. CHANGE POWER TILT AND POWER TELESCOPIC STEERING COLUMN SYSTEM SETTINGS Click here 2. REMOVE LOWER STEERING COLUMN COVER NOTICE: Removing the lower steering column cover in th ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Luggage Speaker (w/o Rear No. 2 Seat): Removal
    REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during rear No. 3 speaker assembly removal/installation are shown below. Necessary Procedures After Parts Remo ...

    Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Navigation Antenna: Inspection
    INSPECTION PROCEDURE 1. INSPECT NAVIGATION ANTENNA ASSEMBLY (w/o Manual (SOS) Switch) (a) Check that the navigation antenna assembly cable is properly installed and does not have any sharp bends, pinching or loose connections. (b) Current consumption check: (1) Measure the current consumption acc ...

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual

    © 2026 Copyright www.lexusrx.net
    0.0127