Standard Ignition CBS-1821 Headlight Dimmer Switch

Brand Standard Ignition CBS-1821
Attachment Method Snap Fit
Connector Gender Female
Connector Shape Rectangular
Contents Switch
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
Functions Combination Switch
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 Hyundai and Kia · 42 vehicles

Combination switch. Integrates lighting and turn signal controls in one new unit.

Snap-fit installation. Plug-in connector and blade terminals simplify replacement.

Complete lighting control. Includes fog light, main light, and high beam functions.

Cross-references Standard Ignition CBS-1821, 1S11422 and 53-59047 for the same application. See all 9.

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Headlight Dimmer Switch for Hyundai and Kia

Restore reliable exterior lighting control with this Standard Ignition headlight dimmer switch, part number CBS-1821. This combination switch manages key driver inputs for low beam, high beam, turn signal, fog light, running light, and headlight functions in supported Hyundai and Kia applications.

Key Features

  • Standard Ignition CBS-1821 headlight dimmer switch
  • Combination switch with lighting controls included
  • Fog light operator, main light operator, running light operator, and turn signal control included
  • Momentary high beam flasher and latching high beam operator included
  • Snap-fit attachment with one rectangular female plug-in connector
  • 12-volt electrical design with 13 blade terminals
  • New replacement part with plastic and rubber finish
  • Indicator markings included for driver visibility

Detailed Description

The Standard Ignition CBS-1821 is a direct replacement headlight dimmer switch built as a combination switch for vehicles equipped with the listed lighting functions. It uses a snap-fit attachment method, a single rectangular female connector, and blade terminals for a straightforward electrical connection. This switch supports headlight dimming, turn signal operation, fog light control, running light control, and both momentary and latching high beam functions where equipped.

Compatible With 2014-2018 Kia Forte, 2014-2018 Kia Forte5, 2012-2017 Kia Rio, 2013-2016 Kia Optima, 2015-2019 Kia Soul EV, 2014-2015 Hyundai Accent, 2013 Hyundai Sonata, 2011-2013 Kia Sorento, 2011-2012 Hyundai Elantra, and 2011-2012 Hyundai Sonata in the configurations listed in the fitment data. Standard Ignition CBS-1821 also cross-references 1S11422 for the same application.

What It Helps Fix

  • Intermittent or non-functioning headlight dimmer operation
  • Faulty turn signal or directional indicator control
  • Inoperative fog light switch function
  • High beam switch issues, including flash-to-pass or latch operation
  • Worn or unresponsive lighting control inputs on the steering column switch

Installation Notes and Tips

Verify connector shape, terminal count, and vehicle equipment before installation. This part is listed for vehicles with specific lighting packages in some applications, including models with fog lights and auto headlights. Confirm the original switch functions match the replacement before removing the existing unit. Standard Ignition CBS-1821 is a plug-in style replacement, so proper connector alignment and secure snap-fit engagement are important for reliable operation.

Quality Assurance

Standard Ignition supplies this as a new replacement electrical switch built for the listed vehicle applications and 12-volt systems. The part number CBS-1821 is supported by interchange references for OE-style replacement selection.

This part fits 42 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersPositionNotes
2019KiaSoul EV———N/A—
2018KiaForte—2.0LL4N/A—
2018KiaForte5—1.6LL4N/A—
2018KiaSoul EV———N/A—
2017KiaForte—2.0LL4N/A—
2017KiaForte5—1.6LL4N/A—
2017KiaRio—1.6LL4N/A—
2017KiaSoul EV———N/A—
2016KiaForte—1.8LL4N/A—
2016KiaForte5—1.6LL4N/A—
2016KiaOptima———N/A—
2016KiaRio—1.6LL4N/A—
2016KiaSoul EV———N/A—
2015HyundaiAccent———N/A—
2015KiaForte—2.0LL4N/A—
2015KiaForte5—1.6LL4N/A—
2015KiaOptima———N/A—
2015KiaRio—1.6LL4N/A—
2015KiaSoul EV———N/A—
2014HyundaiAccent———N/A—
2014KiaForte—2.0LL4N/A—
2014KiaForte5—1.6LL4N/A—
2014KiaOptima———N/A—
2014KiaRio—1.6LL4N/A—
2013HyundaiSonata———N/AFits vehicles with Fog Lights and Auto Headlights.
2013KiaOptima———N/A—
2013KiaRio—1.6LL4N/A—
2013KiaSorento—2.4LL4N/AFits vehicles with Fog Lights and Auto Headlights.
2013KiaSorento—3.5LV6N/AFits vehicles with Fog Lights and Auto Headlights.
2012HyundaiElantraGLS——N/AFits vehicles with Fog Lights and Auto Headlights.
2012HyundaiElantraGLS——N/AFor vehicles equipped with automatic headlights
2012HyundaiSonata———N/Aw/ Sport Package; w/ Auto Headlights
2012KiaRio—1.6LL4N/A—
2012KiaSorento—2.4LL4N/AFits vehicles with Fog Lights and Auto Headlights.
2012KiaSorento—3.5LV6N/AFits vehicles with Fog Lights and Auto Headlights.
2011HyundaiElantraGLS——N/AFits vehicles with Fog Lights and Auto Headlights.
2011HyundaiElantraLimited——N/AFits vehicles with Fog Lights and Auto Headlights.
2011HyundaiElantraGLS——N/AFor vehicles equipped with automatic headlights
2011HyundaiElantraLimited——N/AFor vehicles equipped with automatic headlights
2011HyundaiSonata———N/Aw/ Sport Package; w/ Auto Headlights
2011KiaSorento—2.4LL4N/AFits vehicles with Fog Lights and Auto Headlights.
2011KiaSorento—3.5LV6N/AFits vehicles with Fog Lights and Auto Headlights.
Directly replaces or cross-references 9 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Standard Ignition — CBS-18211S1142253-5904764-01674101U110934101U110DL7221S16021SW11340