Lexus RX (RX 350L, RX450h) 2016-2023 Repair Manual: Inspection

INSPECTION

PROCEDURE

1. INSPECT HEADLIGHT DIMMER SWITCH ASSEMBLY

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

Standard Resistance:

Light Control Switch

Tester Connection

Condition

Specified Condition

18 (T) - 15 (EL)

Light control switch in DRL OFF position*1

10 kΩ or higher

19 (H) - 15 (EL)

Light control switch in DRL OFF position*1

10 kΩ or higher

20 (A) - 15 (EL)

Light control switch in DRL OFF position*1

10 kΩ or higher

18 (T) - 15 (EL)

Light control switch in tail position

Below 1 Ω

18 (T) - 15 (EL)

Light control switch in head position

Below 1 Ω

19 (H) - 15 (EL)

Light control switch in head position

Below 1 Ω

20 (A) - 15 (EL)

Light control switch in AUTO position

Below 1 Ω

Dimmer Switch

Tester Connection

Condition

Specified Condition

16 (HL) - 15 (EL)

Dimmer switch in low position

Below 1 Ω

14 (HU) - 15 (EL)

Dimmer switch in high or high flash position

Below 1 Ω

17 (HF) - 15 (EL)

Dimmer switch in high flash position

Below 1 Ω

Turn Signal Switch

Tester Connection

Condition

Specified Condition

12 (TR) - 15 (EL)

Turn signal switch in neutral position

10 kΩ or higher

11 (TL) - 15 (EL)

Turn signal switch in neutral position

10 kΩ or higher

13 (CR) - 15 (EL)

Turn signal switch in neutral position

10 kΩ or higher

12 (TR) - 15 (EL)

Turn signal switch in right turn position

Below 1 Ω

13 (CR) - 15 (EL)

Turn signal switch in full right turn position

Below 1 Ω

11 (TL) - 15 (EL)

Turn signal switch in left turn position

Below 1 Ω

13 (CR) - 15 (EL)

Turn signal switch in full left turn position

Below 1 Ω

Fog Light Switch *2

Tester Connection

Condition

Specified Condition

8 (LFG) - 9 (BFG)

Fog light switch off

10 kΩ or higher

8 (LFG) - 9 (BFG)

Fog light switch in front position

Below 1 Ω

  • *1: w/ Light Control Switch DRL OFF Position
  • *2: w/ Fog Light

If the result is not as specified, replace the headlight dimmer switch assembly.

*a

Component without harness connected

(Headlight Dimmer Switch Assembly)

    Components
    COMPONENTS ILLUSTRATION *A for Power Tilt and Power Telescopic Steering Column - - *1 HEADLIGHT DIMMER SWITCH ASSEMBLY *2 TILT AND TELESCOPIC SWITCH *3 WINDSHIELD WIPER SWITC ...

    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 head ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2023 Repair Manual > Power Tilt And Power Telescopic Steering Column System: Telescopic Position Sensor or Telescopic Motor Circuit Malfunction (B2611)
    DESCRIPTION The telescopic motor is operated by the power source voltage supplied from the multiplex tilt and telescopic ECU and slides the steering column forward and backward. The telescopic position sensor (Hall IC) in the telescopic motor detects the sliding position of the steering column in th ...

    Lexus RX (RX 350L, RX450h) 2016-2023 Repair Manual > Wiper And Washer System: System Diagram
    SYSTEM DIAGRAM FRONT WIPER AND WASHER SYSTEM (w/o Auto Wiper System) FRONT WIPER AND WASHER SYSTEM (w/ Auto Wiper System) REAR WIPER AND WASHER SYSTEM HEADLIGHT CLEANER SYSTEM (w/ Headlight Cleaner System) WASHER FLUID LEVEL WARNING SYSTEM ...

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

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

    Chevrolet Trax (2013-2022) Owner's Manual

    © 2023 Copyright www.lexusrx.net
    0.0141