HomeElectrical, Lighting and Body > SwitchesStandard Ignition CBS-1721 Headlight Dimmer Switch
Part #: CBS-1721

Standard Ignition CBS-1721 Headlight Dimmer Switch

⚙️ 4 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Isuzu, Trooper
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Overview of Standard Ignition Headlight Dimmer Switch CBS-1721

The Standard Ignition Headlight Dimmer Switch CBS-1721 is designed specifically for Isuzu Trooper models, providing reliable control over your vehicle's lighting and signaling functions. This bolt-on switch features a durable plastic finish in black, white, and yellow, engineered to meet the electrical demands of your vehicle.

  • Compatible with Isuzu Trooper vehicles
  • Bolt-on attachment method for secure installation
  • Rectangular male connector with 5 connectors and 6 cavities
  • Controls headlights, turn signals, hazard lights, windshield wipers, and high beams
  • Includes indicator markings and latching high beam operator
  • Momentary high beam flasher and main light operator included
  • Plastic finish with black, white, and yellow color accents

Detailed Product Description

The CBS-1721 headlight dimmer switch from Standard Ignition is a new replacement part designed to restore full lighting and signaling functionality to your Isuzu Trooper. It features a bolt-on attachment method for straightforward installation and a rectangular male connector with five pins and six cavities, ensuring proper electrical connections. The switch controls multiple functions including headlights, turn signals, hazard lights, windshield wipers with three speed settings and one delay setting, as well as high beam operation with both latching and momentary flash capabilities. Indicator markings are included for clear user guidance, and the plastic finish provides durability and resistance to wear.

Common Applications and Issues Addressed

  • Restores headlight dimming and high beam switching functions
  • Resolves malfunctioning turn signals and hazard light controls
  • Fixes windshield wiper speed and delay control problems
  • Replaces worn or damaged switch components affecting lighting operation
  • Eliminates issues with indicator markings visibility and control feedback

Installation Notes and Tips

Installation of the Standard Ignition CBS-1721 headlight dimmer switch requires removal of the existing switch assembly. The bolt-on attachment method simplifies mounting, but ensure the vehicle's battery is disconnected before beginning work to avoid electrical shorts. Verify the rectangular male connector aligns correctly with the vehicle wiring harness. No additional hardware is included, so retain original mounting bolts. Confirm all lighting and wiper functions operate correctly after installation.

Quality Assurance and Warranty

This headlight dimmer switch is a new Standard Ignition part manufactured to meet OEM specifications for the Isuzu Trooper. It undergoes quality control testing to ensure reliable electrical performance and durability. While specific warranty details are not provided, Standard Ignition parts typically come with a limited warranty covering defects in materials and workmanship. Consult product documentation or your parts provider for exact warranty terms.

BrandStandard Ignition
Part NumberCBS-1721
Attachment MethodBolt On
ColorBlack, White,Yellow
Connector GenderMale
Connector ShapeRectangular
ContentsSwitch
Cruise Control Cancel IncludedNo
Cruise Control On/Off Operator IncNo
Cruise Control Resume IncludedNo
Cruise Control Set IncludedNo
Cruise Control Speed Adjustment InNo
DisplayedYes
FinishPlastic
Fog Light Operator IncludedNo
FunctionsHeadlights, Turn Signal, Hazard Light, Windshield Wiper, Windshield Washer, Clockspring
Hardware IncludedNo
Indicator Markings IncludedYes
Latching High Beam Operator IncludYes
Lighting Controls IncludedHeadlights; High Beams
Main Light Operator IncludedYes
Momentary High Beam Flasher IncludYes
New or RemanNew
Number Of Connector Cavities6
Number Of Wiper Delay Settings1
Number Of Wiper Speed Settings3
Rear Window Washer Spray IncludedNo
Rear Window Wiper Delay Control InNo
Rear Window Wiper Speed Setting InNo
Running Light Operator IncludedNo
Terminal GenderFemale
Terminal TypeBlade; Pin
Turn Signal Control IncludedTurn Signal Control
Turn Signal/Directional IndicatorYes
Voltage12
Windshield Washer Spray IncludedYes
Windshield Wiper Delay Setting IncYes
Windshield Wiper Speed Setting IncYes
Wiper Control Options IncludedWindshield on/off; Mist
Wire Length (in)25.25
Wire Length (mm)641.35

This part fits 4 vehicles. Search below:

YearMakeModelPositionNotes
1997IsuzuTrooperN/Aw/o Cruise Control; w/ Intermittent Wipers; Dual Lever Multifunction Switch Assembly
1997IsuzuTrooperN/AWindshield Wiper Switch fits vehicles without cruise control and with intermittent wipers.
1996IsuzuTrooperN/AWindshield Wiper Switch fits vehicles without cruise control and with intermittent wipers.
1996IsuzuTrooperN/Aw/o Intermittent Wipers; w/o Cruise Control; Dual Lever Multifunction Switch Assembly

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

1S235853-165638971331290DL7121S14921SW2526

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.