Standard Ignition CBS-1242 Headlight Dimmer Switch

Brand Standard Ignition CBS-1242
Attachment Method Bolt On
Connector Gender Female
Connector Shape Rectangular
Cruise Control Cancel Included No
Cruise Control On/Off Operator Inc No
Cruise Control Resume Included No
Cruise Control Set Included No
Cruise Control Speed Adjustment In No
Displayed Yes
Fog Light Operator Included Yes
Indicator Markings Included Yes
Latching High Beam Operator Includ Yes
Main Light Operator Included Yes
Momentary High Beam Flasher Includ Yes
New or Reman New
Number Of Connector Cavities 1
Rear Window Washer Spray Included No
Rear Window Wiper Delay Control In No
Rear Window Wiper Speed Setting In No
Running Light Operator Included Yes
Terminal Gender Male
Terminal Type Blade
Turn Signal Control Included Yes
Turn Signal/Directional Indicator Yes
Voltage 12
Windshield Washer Spray Included No
Windshield Wiper Delay Setting Inc No
Windshield Wiper Speed Setting Inc No
Fits Lexus · 10 vehicles

Bolt-on installation. Female connector and rectangular shape simplify replacement.

Multi-function control. Includes fog light, turn signal, and headlight operators.

New switch assembly. Blade terminals and 12-volt design for dependable operation.

Cross-references Standard Ignition CBS-1242, 8414033160 and DL6648 for the same application. See all 5.

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Headlight Dimmer Switch for Lexus ES300 and ES330

Standard Ignition CBS-1242 is a new headlight dimmer switch for select Lexus ES300 and ES330 applications with DRL/OFF mode or daytime running lights. It combines headlight, high-beam, turn signal, fog light, running light, and indicator functions in one OE-style switch assembly.

Key Features

  • Brand: Standard Ignition
  • Part number: CBS-1242
  • Headlight dimmer switch with bolt-on attachment method
  • Female rectangular connector with 1 connector cavity
  • 16 blade terminals for vehicle-specific electrical connection
  • Includes main light operator, fog light operator, running light operator, turn signal control, indicator markings, latching high beam operator, and momentary high beam flasher
  • 12-volt electrical design
  • New replacement part

Detailed Description

Standard Ignition CBS-1242 is built for drivers replacing a worn or malfunctioning headlight dimmer switch on select Lexus ES300 and Lexus ES330 models. This switch manages multiple exterior lighting functions from the steering column area, including headlight selection, high-beam operation, turn signal control, fog light operation, and running light control. The displayed markings and OE-style connector layout support a direct replacement approach for the listed applications.

Fits 2004-2006 Lexus ES330, N/A, w/ DRL/OFF Mode. Fits 2002-2003 Lexus ES300, N/A, w/ DRL/OFF Mode. Fits 2002-2003 Lexus ES300, N/A, w/ Daytime Running Lights. Standard Ignition CBS-1242 also cross-references DL6648 for the same application.

Common Problems This Part Can Address

  • Intermittent or inoperative headlight switching
  • High beams that do not latch or flash correctly
  • Turn signal control issues at the column switch
  • Fog light or running light control failure
  • Worn indicator markings or inconsistent switch response

Installation Notes and Tips

Verify connector shape, terminal count, and vehicle lighting options before installation. This part uses a bolt-on attachment method and a single rectangular female connector, so matching the original switch configuration is important. Confirm whether the vehicle is equipped with DRL/OFF mode or daytime running lights for proper application selection on Lexus ES300 and Lexus ES330 models.

Quality Assurance

Standard Ignition supplies this as a new electrical replacement part for the listed Lexus applications. The design follows the specified connector, terminal, and function layout needed for direct-fit service on the covered vehicles.

This part fits 10 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2006LexusES330——N/Aw/ DRL/OFF Mode
2006LexusES3303.3LV6N/Aw/ DRL/OFF Mode
2005LexusES330——N/Aw/ DRL/OFF Mode
2005LexusES3303.3LV6N/Aw/ DRL/OFF Mode
2004LexusES330——N/Aw/ DRL/OFF Mode
2004LexusES3303.3LV6N/Aw/ DRL/OFF Mode
2003LexusES3003.0LV6N/Aw/ DRL/OFF Mode
2003LexusES300——N/Aw/ Daytime Running Lights
2002LexusES300——N/Aw/ Daytime Running Lights
2002LexusES3003.0LV6N/Aw/ DRL/OFF Mode
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Standard Ignition — CBS-12428414033160DL6648S14436SW3695